Zone Forecast Product
Issued by NWS Little Rock, AR
Issued by NWS Little Rock, AR
166 FPUS54 KLZK 190353 ZFPLZK Zone Forecast Product for Arkansas National Weather Service Little Rock AR 1050 PM CDT Tue Aug 18 2026 ARZ044-191100- Pulaski- Including the cities of Little Rock and North Little Rock 1050 PM CDT Tue Aug 18 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Clear. Lows in the upper 70s. Southeast winds around 5 mph. .WEDNESDAY...Sunny, hot with highs around 104. Southwest winds 5 to 10 mph. Heat index values up to 113 in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 70s. Southwest winds 5 to 10 mph. Heat index values up to 110 early in the evening. .THURSDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. West winds around 5 mph, becoming northwest in the afternoon. Chance of rain 20 percent. Heat index values up to 111 in the afternoon. .THURSDAY NIGHT...Partly cloudy with a slight chance of showers in the evening, then mostly clear after midnight. Lows in the mid 70s. Northeast winds around 5 mph. Chance of rain 20 percent. Heat index values up to 107 early in the evening. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 90s. Lows in the lower 70s. Heat index values up to 110. .SUNDAY NIGHT...Mostly clear. A slight chance of showers after midnight. Lows in the mid 70s. Chance of rain 20 percent. .MONDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs in the upper 90s. Chance of rain 20 percent. Heat index values up to 105 in the afternoon. .MONDAY NIGHT...Mostly clear. A slight chance of showers after midnight. Lows in the mid 70s. Chance of rain 20 percent. .TUESDAY...Mostly sunny with a slight chance of showers and thunderstorms. Hot with highs around 100. Chance of rain 20 percent. Heat index values up to 110 in the afternoon. $$ ARZ043-191100- Saline- Including the cities of Benton and Bryant 1050 PM CDT Tue Aug 18 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Clear. Lows in the mid 70s. Southeast winds around 5 mph. .WEDNESDAY...Sunny, hot with highs around 102. Southwest winds 5 to 10 mph. Heat index values up to 111. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 70s. Southwest winds around 5 mph. Heat index values up to 109 early in the evening. .THURSDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. West winds around 5 mph. Chance of rain 30 percent. Heat index values up to 110. .THURSDAY NIGHT...Partly cloudy with a slight chance of showers in the evening, then mostly clear after midnight. Lows in the lower 70s. Northeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 20 percent. Heat index values up to 107 early in the evening. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 90s. Lows in the lower 70s. Heat index values up to 110. .SUNDAY NIGHT...A slight chance of thunderstorms in the evening. Partly cloudy with a slight chance of showers. Lows in the lower 70s. Chance of rain 20 percent. .MONDAY...Sunny with a slight chance of showers and thunderstorms. Highs in the upper 90s. Chance of rain 20 percent. Heat index values up to 105 in the afternoon. .MONDAY NIGHT...Partly cloudy in the evening, then mostly clear with a slight chance of showers after midnight. Lows in the mid 70s. Chance of rain 20 percent. .TUESDAY...Sunny with a slight chance of showers and thunderstorms. Highs in the upper 90s. Chance of rain 20 percent. Heat index values up to 105 in the afternoon. $$ ARZ045-191100- Lonoke- Including the cities of Cabot and Lonoke 1050 PM CDT Tue Aug 18 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Clear. Lows in the mid 70s. Southeast winds around 5 mph. .WEDNESDAY...Sunny, hot with highs around 104. Southwest winds 5 to 10 mph. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 70s. Southwest winds 5 to 10 mph. Average rainfall less than 1/10 inch. Heat index values up to 109 early in the evening. .THURSDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. West winds 5 to 10 mph, becoming northwest in the afternoon. Chance of rain 20 percent. Heat index values up to 109 in the afternoon. .THURSDAY NIGHT...Partly cloudy. A slight chance of showers in the evening. Lows in the lower 70s. Northeast winds around 5 mph. Chance of rain 20 percent. Heat index values up to 106 early in the evening. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 90s. Lows in the lower 70s. Heat index values up to 105. .SUNDAY NIGHT...Mostly clear. A slight chance of showers after midnight. Lows in the lower 70s. Chance of rain 20 percent. .MONDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs in the upper 90s. Chance of rain 20 percent. Heat index values up to 105 in the afternoon. .MONDAY NIGHT...Mostly clear. A slight chance of showers after midnight. Lows in the mid 70s. Chance of rain 20 percent. .TUESDAY...Sunny. A slight chance of showers and thunderstorms in the morning. Hot with highs around 100. Chance of rain 20 percent. Heat index values up to 105 in the afternoon. $$ ARZ032-191100- Faulkner- Including the city of Conway 1050 PM CDT Tue Aug 18 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the mid 70s. Southeast winds around 5 mph. .WEDNESDAY...Sunny, hot with highs around 105. Southwest winds around 5 mph. Heat index values up to 113. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 70s. Southwest winds around 5 mph. Heat index values up to 110 early in the evening. .THURSDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs in the upper 90s. North winds around 5 mph. Chance of rain 20 percent. Heat index values up to 111 in the afternoon. .THURSDAY NIGHT...Partly cloudy with a slight chance of showers in the evening, then mostly clear after midnight. Lows in the lower 70s. Northeast winds around 5 mph. Chance of rain 20 percent. Heat index values up to 108 early in the evening. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 90s. Lows in the lower 70s. Heat index values up to 110. .SUNDAY NIGHT AND MONDAY...Partly cloudy. A slight chance of showers and thunderstorms. Hot. Lows in the lower 70s. Highs around 100. Chance of rain 20 percent. Heat index values up to 105. .MONDAY NIGHT...Mostly clear. A slight chance of showers after midnight. Lows in the mid 70s. Chance of rain 20 percent. Heat index values up to 105 early in the evening. .TUESDAY...Mostly sunny. A slight chance of showers and thunderstorms in the morning. Hot with highs around 100. Chance of rain 20 percent. Heat index values up to 110 in the afternoon. $$ ARZ042-191100- Garland- Including the city of Hot Springs 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the mid 70s. Southeast winds around 5 mph. .WEDNESDAY...Sunny, hot with highs around 102. Southwest winds 5 to 10 mph. Heat index values up to 109. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 70s. Southwest winds around 5 mph. Heat index values up to 106 early in the evening. .THURSDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. West winds around 5 mph. Chance of rain 30 percent. Heat index values up to 108. .THURSDAY NIGHT...Partly cloudy with a slight chance of showers in the evening, then mostly clear after midnight. Lows in the lower 70s. Northeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 20 percent. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 90s. Lows in the lower 70s. Heat index values up to 105. .SUNDAY NIGHT...A slight chance of thunderstorms in the evening. Mostly clear with a slight chance of showers. Lows in the lower 70s. Chance of rain 20 percent. .MONDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs in the upper 90s. Chance of rain 20 percent. .MONDAY NIGHT...Partly cloudy in the evening, then mostly clear with a slight chance of showers after midnight. Lows in the mid 70s. Chance of rain 20 percent. .TUESDAY...Sunny. A slight chance of showers and thunderstorms in the morning. Highs in the upper 90s. Chance of rain 20 percent. Heat index values up to 105. $$ ARZ033-191100- White- Including the cities of Searcy and Beebe 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Clear. Lows in the mid 70s. Southeast winds around 5 mph. .WEDNESDAY...Sunny, hot with highs around 105. Southwest winds around 5 mph. Heat index values up to 112. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 70s. Southwest winds around 5 mph. Average rainfall less than 1/10 inch. Heat index values up to 108 early in the evening. .THURSDAY...Mostly sunny with a chance of showers and thunderstorms. Highs in the upper 90s. North winds around 5 mph. Chance of rain 50 percent. Heat index values up to 109 in the afternoon. .THURSDAY NIGHT...Partly cloudy with a slight chance of showers in the evening, then mostly clear after midnight. Lows in the lower 70s. Northeast winds around 5 mph. Chance of rain 20 percent. Heat index values up to 106 early in the evening. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 90s. Lows in the lower 70s. Heat index values up to 105. .SUNDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms after midnight. Lows in the lower 70s. Chance of rain 20 percent. .MONDAY...Mostly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the upper 90s. Chance of rain 20 percent. Heat index values up to 105 in the afternoon. .MONDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms after midnight. Lows in the mid 70s. Chance of rain 20 percent. .TUESDAY...Mostly sunny. A slight chance of showers and thunderstorms in the morning. Hot with highs around 100. Chance of rain 20 percent. Heat index values up to 110 in the afternoon. $$ ARZ056-191100- Jefferson- Including the city of Pine Bluff 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Clear. Lows in the upper 70s. Southeast winds around 5 mph. .WEDNESDAY...Sunny, hot with highs around 103. Southwest winds 5 to 10 mph. Heat index values up to 111. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 70s. Southwest winds 5 to 10 mph. Heat index values up to 108 early in the evening. .THURSDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. West winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 108. .THURSDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the mid 70s. East winds around 5 mph. Chance of rain 20 percent. Heat index values up to 106 early in the evening. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 90s. Lows in the lower 70s. Heat index values up to 105. .SUNDAY NIGHT...Mostly clear. A slight chance of showers after midnight. Lows in the mid 70s. Chance of rain 20 percent. .MONDAY...Mostly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the upper 90s. Chance of rain 20 percent. .MONDAY NIGHT...Mostly clear. Lows in the mid 70s. .TUESDAY...Mostly sunny. Highs in the upper 90s. Heat index values up to 105. $$ ARZ103-191100- Boone County Except Southwest- Including the city of Harrison 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the mid 70s. South winds around 5 mph. .WEDNESDAY...Sunny, hot with highs around 100. Southwest winds 5 to 10 mph. Gusts up to 20 mph in the morning. .WEDNESDAY NIGHT...Mostly clear in the evening, then partly cloudy with a chance of showers and thunderstorms after midnight. Lows in the lower 70s. West winds around 5 mph, becoming north around 5 mph after midnight. Chance of rain 50 percent. Average rainfall less than 1/10 inch. .THURSDAY...Mostly sunny. A chance of showers and thunderstorms in the morning. Highs in the lower 90s. Northeast winds around 5 mph. Chance of rain 50 percent. .THURSDAY NIGHT...Mostly clear. Lows in the upper 60s. Northeast winds around 5 mph in the evening, becoming light and variable. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the mid 90s. Lows in the upper 60s. .SUNDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the lower 70s. Chance of rain 20 percent. .MONDAY AND MONDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms. Highs in the mid 90s. Lows in the mid 70s. Chance of rain 20 percent. .TUESDAY...Sunny. Highs in the mid 90s. $$ ARZ203-191100- Boone County Higher Elevations- 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Near steady temperature in the upper 70s. South winds 5 to 10 mph. Gusts up to 25 mph. .WEDNESDAY...Sunny. Highs in the upper 90s. West winds 5 to 10 mph. Gusts up to 25 mph in the morning. .WEDNESDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms after midnight. Lows in the lower 70s. Southwest winds around 5 mph, becoming northwest after midnight. Chance of rain 50 percent. Average rainfall less than 1/10 inch. .THURSDAY...Mostly sunny. A chance of showers and thunderstorms, mainly in the morning. Highs in the lower 90s. Northeast winds around 5 mph. Chance of rain 40 percent. .THURSDAY NIGHT...Mostly clear. Lows in the upper 60s. East winds around 5 mph. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the lower 90s. Lows around 70. .SUNDAY NIGHT...Mostly clear in the evening, then partly cloudy with a slight chance of showers and thunderstorms after midnight. Lows in the lower 70s. Chance of rain 20 percent. .MONDAY...Sunny with a slight chance of showers and thunderstorms. Highs in the mid 90s. Chance of rain 20 percent. .MONDAY NIGHT AND TUESDAY...Mostly clear. Lows in the mid 70s. Highs in the mid 90s. $$ ARZ004-191100- Marion- Including the cities of Bull Shoals, Flippin, Yellville, and Summit 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the mid 70s. Southeast winds around 5 mph. .WEDNESDAY...Sunny, hot with highs around 101. Southwest winds around 5 mph. .WEDNESDAY NIGHT...Mostly clear in the evening, then partly cloudy with a chance of showers and thunderstorms after midnight. Lows in the lower 70s. West winds around 5 mph, becoming north after midnight. Chance of rain 50 percent. Average rainfall less than 1/10 inch. .THURSDAY...Mostly sunny. A chance of showers and thunderstorms in the morning. Highs in the lower 90s. Northeast winds around 5 mph. Chance of rain 50 percent. .THURSDAY NIGHT...Mostly clear. Lows around 70. Light and variable winds. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the mid 90s. Lows in the upper 60s. .SUNDAY NIGHT AND MONDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows around 70. Highs in the mid 90s. Chance of rain 20 percent. .MONDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows in the lower 70s. Chance of rain 20 percent. .TUESDAY...Mostly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the upper 90s. Chance of rain 20 percent. $$ ARZ005-191100- Baxter- Including the city of Mountain Home 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the mid 70s. Southeast winds around 5 mph. .WEDNESDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Hot with highs around 101. South winds around 5 mph, becoming southwest around 5 mph in the afternoon. Chance of rain 20 percent. Average rainfall less than 1/10 inch. .WEDNESDAY NIGHT...Mostly clear with a slight chance of showers and thunderstorms in the evening, then partly cloudy with a chance of showers and thunderstorms after midnight. Lows in the lower 70s. East winds around 5 mph, becoming northeast after midnight. Chance of rain 50 percent. Average rainfall less than 1/10 inch. .THURSDAY...Mostly sunny. A chance of showers and thunderstorms in the morning. Highs in the lower 90s. Northeast winds around 5 mph. Chance of rain 50 percent. .THURSDAY NIGHT...Mostly clear. Lows in the upper 60s. Light and variable winds. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the mid 90s. Lows in the upper 60s. .SUNDAY NIGHT AND MONDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows around 70. Highs in the mid 90s. Chance of rain 20 percent. .MONDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows in the lower 70s. Chance of rain 20 percent. .TUESDAY...Mostly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the upper 90s. Chance of rain 20 percent. $$ ARZ006-191100- Fulton- Including the cities of Cherokee Village and Mammoth Spring 1050 PM CDT Tue Aug 18 2026 .OVERNIGHT...Mostly clear. Lows in the lower 70s. Southeast winds around 5 mph. .WEDNESDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Hot with highs around 100. Southeast winds around 5 mph, becoming southwest around 5 mph in the afternoon. Chance of rain 20 percent. Average rainfall less than 1/10 inch. Heat index values up to 107. .WEDNESDAY NIGHT...Partly cloudy with a chance of showers. A chance of thunderstorms, mainly in the evening. Lows around 70. Northeast winds around 5 mph. Chance of rain 50 percent. Average rainfall 1/10 to 1/4 inch. .THURSDAY...Mostly sunny. A chance of showers with a slight chance of thunderstorms in the morning. Highs in the lower 90s. Northeast winds around 5 mph. Chance of rain 50 percent. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 60s. Northeast winds around 5 mph. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the lower 90s. Lows in the upper 60s. .SUNDAY NIGHT AND MONDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows in the upper 60s. Highs in the mid 90s. Chance of rain 20 percent. .MONDAY NIGHT AND TUESDAY...Mostly clear. A slight chance of showers and thunderstorms. Lows around 70. Highs in the upper 90s. Chance of rain 20 percent. $$ ARZ007-191100- Sharp- Including the cities of Cave City, Ash Flat, and Hardy 1050 PM CDT Tue Aug 18 2026 .OVERNIGHT...Mostly clear. Lows in the lower 70s. Southeast winds around 5 mph. .WEDNESDAY...Sunny. A chance of showers and thunderstorms in the afternoon. Hot with highs around 101. Southeast winds around 5 mph, becoming southwest in the afternoon. Chance of rain 30 percent. Average rainfall less than 1/10 inch. Heat index values up to 110. .WEDNESDAY NIGHT...Partly cloudy with a chance of showers. A chance of thunderstorms, mainly in the evening. Lows in the lower 70s. East winds around 5 mph. Chance of rain 50 percent. Average rainfall less than 1/10 inch. Heat index values up to 106 early in the evening. .THURSDAY...Partly sunny. A chance of showers and thunderstorms in the morning. Highs in the lower 90s. Northeast winds around 5 mph. Chance of rain 50 percent. .THURSDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows in the upper 60s. Northeast winds around 5 mph. Chance of rain 20 percent. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the mid 90s. Lows in the upper 60s. .SUNDAY NIGHT AND MONDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows in the upper 60s. Highs in the mid 90s. Chance of rain 20 percent. .MONDAY NIGHT AND TUESDAY...Mostly clear. A slight chance of showers and thunderstorms. Lows in the lower 70s. Highs in the upper 90s. Chance of rain 20 percent. $$ ARZ008-191100- Randolph- Including the cities of Attica and Pocahontas 1050 PM CDT Tue Aug 18 2026 .OVERNIGHT...Clear. Lows in the lower 70s. Southeast winds around 5 mph. .WEDNESDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs in the upper 90s. Southeast winds around 5 mph. Chance of rain 20 percent. Average rainfall less than 1/10 inch. Heat index values up to 109. .WEDNESDAY NIGHT...Partly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Lows in the lower 70s. Northeast winds around 5 mph. Chance of rain 60 percent. Average rainfall 1/10 to 1/4 inch. .THURSDAY...Partly sunny. A chance of showers and thunderstorms in the morning. Humid with highs around 90. Northeast winds around 5 mph. Chance of rain 50 percent. .THURSDAY NIGHT...Mostly clear. Lows around 70. Northeast winds around 5 mph. .FRIDAY AND FRIDAY NIGHT...Mostly clear. Highs in the lower 90s. Lows in the upper 60s. .SATURDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 20 percent. .SATURDAY NIGHT AND SUNDAY...Mostly clear. Lows in the upper 60s. Highs in the lower 90s. .SUNDAY NIGHT AND MONDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows in the upper 60s. Highs in the mid 90s. Chance of rain 20 percent. .MONDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms after midnight. Lows in the lower 70s. Chance of rain 20 percent. .TUESDAY...Sunny. Highs in the mid 90s. $$ ARZ017-191100- Lawrence- Including the cities of Walnut Ridge and Hoxie 1050 PM CDT Tue Aug 18 2026 .OVERNIGHT...Clear. Lows in the mid 70s. Southeast winds around 5 mph. .WEDNESDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Hot with highs around 101. Southeast winds 5 to 10 mph. Chance of rain 20 percent. Average rainfall less than 1/10 inch. Heat index values up to 110. .WEDNESDAY NIGHT...Partly cloudy with a chance of showers and thunderstorms. Lows in the mid 70s. East winds 5 to 10 mph. Chance of rain 50 percent. Average rainfall less than 1/10 inch. Heat index values up to 106 early in the evening. .THURSDAY...Partly sunny. A chance of showers and thunderstorms in the morning. Humid with highs in the lower 90s. Northeast winds 5 to 10 mph. Chance of rain 50 percent. .THURSDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms in the evening. Humid with lows in the lower 70s. Northeast winds around 5 mph. Chance of rain 20 percent. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the mid 90s. Lows around 70. .SUNDAY NIGHT AND MONDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows in the lower 70s. Highs in the mid 90s. Chance of rain 20 percent. .MONDAY NIGHT AND TUESDAY...Mostly clear. A slight chance of showers and thunderstorms. Lows in the lower 70s. Highs in the upper 90s. Chance of rain 20 percent. Heat index values up to 105. $$ ARZ015-191100- Izard- Including the cities of Horseshoe Bend, Melbourne, Calico Rock, and Oxford 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the lower 70s. Southeast winds around 5 mph. .WEDNESDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Hot with highs around 103. Southwest winds around 5 mph. Chance of rain 20 percent. Average rainfall less than 1/10 inch. .WEDNESDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Lows in the lower 70s. Southeast winds around 5 mph, becoming northeast around 5 mph after midnight. Chance of rain 50 percent. Average rainfall less than 1/10 inch. Heat index values up to 105 early in the evening. .THURSDAY...Mostly sunny. A chance of showers and thunderstorms in the morning. Not as warm with highs in the lower 90s. Northeast winds around 5 mph. Chance of rain 40 percent. .THURSDAY NIGHT...Mostly clear. A slight chance of showers in the evening. Lows in the upper 60s. Northeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 20 percent. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the mid 90s. Lows in the upper 60s. .SUNDAY NIGHT AND MONDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows in the upper 60s. Highs in the mid 90s. Chance of rain 20 percent. .MONDAY NIGHT AND TUESDAY...Mostly clear. A slight chance of showers and thunderstorms. Lows in the lower 70s. Highs in the upper 90s. Chance of rain 20 percent. $$ ARZ014-191100- Stone- Including the city of Mountain View 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the mid 70s. South winds around 5 mph. .WEDNESDAY...Sunny, hot with highs around 102. Southwest winds around 5 mph. .WEDNESDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms after midnight. Lows in the lower 70s. South winds around 5 mph. Chance of rain 40 percent. Average rainfall less than 1/10 inch. Heat index values up to 105 early in the evening. .THURSDAY...Mostly sunny. A chance of showers and thunderstorms, mainly in the morning. Highs in the lower 90s. Northeast winds around 5 mph. Chance of rain 50 percent. .THURSDAY NIGHT...Partly cloudy with a slight chance of showers in the evening, then mostly clear after midnight. Lows around 70. Light and variable winds. Chance of rain 20 percent. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the mid 90s. Lows in the upper 60s. .SUNDAY NIGHT AND MONDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows around 70. Highs in the mid 90s. Chance of rain 20 percent. .MONDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms after midnight. Lows in the lower 70s. Chance of rain 20 percent. .TUESDAY...Mostly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the upper 90s. Chance of rain 20 percent. $$ ARZ113-191100- Searcy County Lower Elevations- Including the cities of Gilbert, Marshall, and Saint Joe 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the mid 70s. South winds around 5 mph. .WEDNESDAY...Sunny, hot with highs around 103. Southwest winds around 5 mph. Heat index values up to 109. .WEDNESDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms after midnight. Lows in the lower 70s. Southwest winds around 5 mph, becoming west after midnight. Chance of rain 50 percent. Average rainfall less than 1/10 inch. Heat index values up to 105 early in the evening. .THURSDAY...Mostly sunny with a chance of showers. A chance of thunderstorms, mainly in the morning. Highs in the mid 90s. Light and variable winds, becoming northeast around 5 mph in the afternoon. Chance of rain 50 percent. Heat index values up to 106 in the afternoon. .THURSDAY NIGHT...Mostly clear. Lows in the upper 60s. Light and variable winds. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the mid 90s. Lows in the upper 60s. .SUNDAY NIGHT...Partly cloudy with a slight chance of showers and thunderstorms. Lows around 70. Chance of rain 20 percent. .MONDAY AND MONDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms. Highs in the upper 90s. Lows in the lower 70s. Chance of rain 20 percent. .TUESDAY...Mostly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the upper 90s. Chance of rain 20 percent. Heat index values up to 105. $$ ARZ213-191100- Northwest Searcy County Higher Elevations- Including the city of Pindall 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the mid 70s. South winds around 5 mph. .WEDNESDAY...Sunny, hot with highs around 101. Southwest winds around 5 mph. .WEDNESDAY NIGHT...Mostly clear in the evening, then partly cloudy with a chance of showers and thunderstorms after midnight. Lows in the lower 70s. Southwest winds around 5 mph, becoming northwest after midnight. Chance of rain 50 percent. Average rainfall less than 1/10 inch. .THURSDAY...Partly sunny with a chance of showers and thunderstorms in the morning, then sunny with a slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Northeast winds around 5 mph. Chance of rain 50 percent. Heat index values up to 105 in the afternoon. .THURSDAY NIGHT...Mostly clear. Lows in the upper 60s. Light and variable winds. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the mid 90s. Lows in the upper 60s. .SUNDAY NIGHT...Mostly clear in the evening, then partly cloudy with a slight chance of showers and thunderstorms after midnight. Lows around 70. Chance of rain 20 percent. .MONDAY THROUGH TUESDAY...Mostly clear with a slight chance of showers and thunderstorms. Highs in the upper 90s. Lows in the lower 70s. Chance of rain 20 percent. Heat index values up to 105. $$ ARZ313-191100- Eastern, Central, and Southern Searcy County Higher Elevations- Including the city of Leslie 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Clear. Lows in the mid 70s. South winds 5 to 10 mph. .WEDNESDAY...Sunny, hot with highs around 100. Southwest winds 5 to 10 mph. .WEDNESDAY NIGHT...Mostly clear in the evening, then partly cloudy with a chance of showers and thunderstorms after midnight. Lows in the lower 70s. Southwest winds around 5 mph. Chance of rain 50 percent. Average rainfall less than 1/10 inch. .THURSDAY...Mostly sunny with a chance of showers and thunderstorms. Highs in the lower 90s. Northeast winds around 5 mph. Chance of rain 50 percent. .THURSDAY NIGHT...Mostly clear. Lows in the upper 60s. Light and variable winds. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the lower 90s. Lows in the upper 60s. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. A slight chance of showers and thunderstorms. Lows around 70. Chance of rain 20 percent. .MONDAY AND MONDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms. Highs in the mid 90s. Lows in the lower 70s. Chance of rain 20 percent. .TUESDAY...Mostly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the mid 90s. Chance of rain 20 percent. $$ ARZ212-191100- Newton County Lower Elevations- Including the cities of Jasper and Western Grove 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Clear. Lows in the mid 70s. South winds around 5 mph. .WEDNESDAY...Sunny, hot with highs around 101. Southwest winds around 5 mph. Heat index values up to 108. .WEDNESDAY NIGHT...Mostly clear in the evening, then partly cloudy with a chance of showers and thunderstorms after midnight. Lows in the lower 70s. West winds around 5 mph. Chance of rain 50 percent. Average rainfall less than 1/10 inch. .THURSDAY...Mostly sunny. A chance of showers and thunderstorms, mainly in the morning. Highs in the lower 90s. Northeast winds around 5 mph. Chance of rain 50 percent. Heat index values up to 107 in the afternoon. .THURSDAY NIGHT...Mostly clear. Lows around 70. Northeast winds around 5 mph in the evening, becoming light and variable. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the mid 90s. Lows in the upper 60s. .SUNDAY NIGHT...Mostly clear in the evening, then partly cloudy with a slight chance of showers and thunderstorms after midnight. Lows in the lower 70s. Chance of rain 20 percent. .MONDAY THROUGH TUESDAY...Mostly clear with a slight chance of showers and thunderstorms. Highs in the upper 90s. Lows in the mid 70s. Chance of rain 20 percent. Heat index values up to 105. $$ ARZ112-191100- Newton County Higher Elevations- Including the cities of Arbaugh, Boxley, Deer, and Ponca 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Clear. Near steady temperature in the upper 70s. South winds 5 to 10 mph. .WEDNESDAY...Sunny. Highs in the upper 90s. Southwest winds 5 to 10 mph with gusts up to 20 mph. .WEDNESDAY NIGHT...Mostly clear in the evening, then partly cloudy with a chance of showers and thunderstorms after midnight. Lows in the lower 70s. Southwest winds around 5 mph. Chance of rain 50 percent. Average rainfall less than 1/10 inch. .THURSDAY...Mostly sunny with a chance of showers and thunderstorms. Highs in the lower 90s. Northeast winds around 5 mph. Chance of rain 50 percent. .THURSDAY NIGHT...Mostly clear. Lows in the upper 60s. Northeast winds around 5 mph in the evening, becoming light and variable. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the lower 90s. Lows in the upper 60s. .SUNDAY NIGHT...Mostly clear in the evening, then partly cloudy with a slight chance of showers and thunderstorms after midnight. Lows in the lower 70s. Chance of rain 20 percent. .MONDAY THROUGH TUESDAY...Mostly clear with a slight chance of showers and thunderstorms. Highs in the lower 90s. Lows in the lower 70s. Chance of rain 20 percent. $$ ARZ221-191100- Johnson County Higher Elevations- Including the cities of Oark and Ozone 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Clear. Lows in the mid 70s. Southeast winds around 5 mph. .WEDNESDAY...Sunny. Highs in the upper 90s. Southwest winds 5 to 10 mph. .WEDNESDAY NIGHT...Mostly clear. A slight chance of showers after midnight. Lows in the mid 70s. Southwest winds around 5 mph, becoming northwest after midnight. Chance of rain 20 percent. .THURSDAY...Mostly sunny with a chance of showers and thunderstorms. Highs in the lower 90s. East winds around 5 mph. Chance of rain 40 percent. .THURSDAY NIGHT...Mostly clear. Lows in the lower 70s. Northeast winds around 5 mph. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the lower 90s. Lows in the lower 70s. .SUNDAY NIGHT THROUGH TUESDAY...Mostly clear with a slight chance of showers and thunderstorms. Lows in the lower 70s. Highs in the mid 90s. Chance of rain 20 percent. $$ ARZ121-191100- Southern Johnson County- Including the cities of Clarksville, Coal Hill, Hartman, and Knoxville 1050 PM CDT Tue Aug 18 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Clear. Lows in the lower 70s. East winds around 5 mph. .WEDNESDAY...Sunny, hot with highs around 105. West winds 5 to 10 mph. Heat index values up to 113 in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 70s. South winds around 5 mph, becoming northeast after midnight. Heat index values up to 111 early in the evening. .THURSDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs in the upper 90s. East winds around 5 mph. Chance of rain 20 percent. Heat index values up to 112 in the afternoon. .THURSDAY NIGHT...Mostly clear. Lows in the lower 70s. Northeast winds around 5 mph. Heat index values up to 108 early in the evening. .FRIDAY THROUGH SUNDAY...Mostly clear. Hot. Highs around 100. Lows in the lower 70s. Heat index values up to 110. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. A slight chance of thunderstorms in the evening. A slight chance of showers. Lows in the lower 70s. Chance of rain 20 percent. Heat index values up to 105 early in the evening. .MONDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Hot with highs around 100. Chance of rain 20 percent. Heat index values up to 110 in the afternoon. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 70s. Heat index values up to 105 early in the evening. .TUESDAY...Sunny. A slight chance of showers and thunderstorms in the morning. Hot with highs around 100. Chance of rain 20 percent. Heat index values up to 110 in the afternoon. $$ ARZ222-191100- Pope County Higher Elevations- Including the cities of Nogo, Pelsor, and Tilly 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the lower 70s. Southeast winds around 5 mph. .WEDNESDAY...Sunny. Highs in the upper 90s. Southwest winds around 5 mph. .WEDNESDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms after midnight. Lows in the lower 70s. South winds around 5 mph, becoming west after midnight. Chance of rain 20 percent. .THURSDAY...Mostly sunny with a chance of showers and thunderstorms. Highs in the lower 90s. Northeast winds around 5 mph. Chance of rain 50 percent. .THURSDAY NIGHT...Mostly clear. Lows around 70. Northeast winds around 5 mph. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the mid 90s. Lows around 70. .SUNDAY NIGHT THROUGH TUESDAY...Mostly clear with a slight chance of showers and thunderstorms. Lows in the lower 70s. Highs in the mid 90s. Chance of rain 20 percent. $$ ARZ122-191100- Southern Pope County- Including the cities of Atkins, Hector, London, and Russellville 1050 PM CDT Tue Aug 18 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Clear. Lows in the mid 70s. East winds around 5 mph. .WEDNESDAY...Sunny, hot with highs around 104. Southwest winds around 5 mph. Heat index values up to 111. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 70s. Southwest winds around 5 mph. Heat index values up to 110 early in the evening. .THURSDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs in the upper 90s. Northeast winds around 5 mph. Chance of rain 20 percent. Heat index values up to 109 in the afternoon. .THURSDAY NIGHT...Mostly clear. Lows in the lower 70s. Northeast winds around 5 mph. Heat index values up to 107 early in the evening. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 90s. Lows in the lower 70s. Heat index values up to 105. .SUNDAY NIGHT AND MONDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows in the lower 70s. Highs in the upper 90s. Chance of rain 20 percent. Heat index values up to 105. .MONDAY NIGHT...Mostly clear. Lows in the mid 70s. Heat index values up to 105 early in the evening. .TUESDAY...Sunny. A slight chance of showers and thunderstorms in the morning. Hot with highs around 100. Chance of rain 20 percent. Heat index values up to 110 in the afternoon. $$ ARZ031-191100- Conway- Including the city of Morrilton 1050 PM CDT Tue Aug 18 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the mid 70s. Southeast winds around 5 mph. .WEDNESDAY...Sunny, hot with highs around 104. Southwest winds around 5 mph. Heat index values up to 112. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 70s. Southwest winds around 5 mph. Heat index values up to 110 early in the evening. .THURSDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs in the upper 90s. Northeast winds around 5 mph. Chance of rain 20 percent. Heat index values up to 109 in the afternoon. .THURSDAY NIGHT...Mostly clear. Lows in the lower 70s. Northeast winds around 5 mph. Heat index values up to 107 early in the evening. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 90s. Lows in the lower 70s. Heat index values up to 105. .SUNDAY NIGHT AND MONDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows in the lower 70s. Highs in the upper 90s. Chance of rain 20 percent. Heat index values up to 105. .MONDAY NIGHT...Mostly clear. Lows in the mid 70s. Heat index values up to 105 early in the evening. .TUESDAY...Mostly sunny. A slight chance of showers and thunderstorms in the morning. Hot with highs around 100. Chance of rain 20 percent. Heat index values up to 105. $$ ARZ123-191100- Southeast Van Buren County- Including the cities of Fairfield Bay, Clinton, Damascus, Scotland, and Shirley 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the lower 70s. Light and variable winds. .WEDNESDAY...Sunny, hot with highs around 103. Southwest winds around 5 mph. Heat index values up to 110. .WEDNESDAY NIGHT...Mostly clear. Lows in the lower 70s. Southwest winds around 5 mph. Average rainfall less than 1/10 inch. Heat index values up to 107 early in the evening. .THURSDAY...Mostly sunny with a chance of showers. A chance of thunderstorms, mainly in the morning. Highs in the mid 90s. Northeast winds around 5 mph. Chance of rain 40 percent. Heat index values up to 105 in the afternoon. .THURSDAY NIGHT...Mostly clear. Lows around 70. Light and variable winds. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the mid 90s. Lows in the upper 60s. .SUNDAY NIGHT AND MONDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows around 70. Highs in the upper 90s. Chance of rain 20 percent. .MONDAY NIGHT...Mostly clear. A slight chance of showers after midnight. Lows in the lower 70s. Chance of rain 20 percent. .TUESDAY...Mostly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the upper 90s. Chance of rain 20 percent. Heat index values up to 105 in the afternoon. $$ ARZ223-191100- Van Buren County Higher Elevations- Including the cities of Botkinburg and Dennard 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the lower 70s. South winds around 5 mph. .WEDNESDAY...Sunny, hot with highs around 100. Southwest winds around 5 mph. .WEDNESDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms after midnight. Lows in the lower 70s. Southwest winds around 5 mph. Chance of rain 20 percent. Average rainfall less than 1/10 inch. .THURSDAY...Mostly sunny with a chance of showers and thunderstorms. Highs in the lower 90s. Northeast winds around 5 mph. Chance of rain 50 percent. .THURSDAY NIGHT...Mostly clear. Lows in the upper 60s. Light and variable winds. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the lower 90s. Lows in the upper 60s. .SUNDAY NIGHT AND MONDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows in the upper 60s. Highs in the mid 90s. Chance of rain 20 percent. .MONDAY NIGHT...A slight chance of thunderstorms in the evening. Mostly clear with a slight chance of showers. Lows in the lower 70s. Chance of rain 20 percent. .TUESDAY...Mostly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the mid 90s. Chance of rain 20 percent. $$ ARZ024-191100- Cleburne- Including the city of Heber Springs 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the mid 70s. Southeast winds around 5 mph. .WEDNESDAY...Sunny, hot with highs around 102. Southwest winds around 5 mph. .WEDNESDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms after midnight. Lows in the mid 70s. Southwest winds around 5 mph. Chance of rain 20 percent. Average rainfall less than 1/10 inch. Heat index values up to 107 early in the evening. .THURSDAY...Mostly sunny. A chance of showers and thunderstorms, mainly in the morning. Highs in the mid 90s. Northeast winds around 5 mph. Chance of rain 50 percent. Heat index values up to 106 in the afternoon. .THURSDAY NIGHT...Partly cloudy with a slight chance of showers in the evening, then mostly clear after midnight. Lows in the lower 70s. Northeast winds around 5 mph. Chance of rain 20 percent. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the mid 90s. Lows around 70. .SUNDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms after midnight. Lows around 70. Chance of rain 20 percent. .MONDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs in the mid 90s. Chance of rain 20 percent. .MONDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms after midnight. Lows in the lower 70s. Chance of rain 20 percent. .TUESDAY...Mostly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the upper 90s. Chance of rain 20 percent. Heat index values up to 105 in the afternoon. $$ ARZ016-191100- Independence- Including the city of Batesville 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the mid 70s. Southeast winds around 5 mph. .WEDNESDAY...Sunny, hot with highs around 104. Southwest winds 5 to 10 mph. Heat index values up to 111. .WEDNESDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms after midnight. Lows in the mid 70s. South winds around 5 mph, becoming southeast after midnight. Chance of rain 40 percent. Average rainfall less than 1/10 inch. Heat index values up to 109 early in the evening. .THURSDAY...Mostly sunny. A chance of showers and thunderstorms, mainly in the morning. Highs in the mid 90s. Northeast winds around 5 mph. Chance of rain 50 percent. Heat index values up to 105 in the afternoon. .THURSDAY NIGHT...Partly cloudy. A slight chance of showers in the evening. Lows in the lower 70s. Northeast winds around 5 mph. Chance of rain 20 percent. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the mid 90s. Lows around 70. .SUNDAY NIGHT AND MONDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows in the lower 70s. Highs in the upper 90s. Chance of rain 20 percent. .MONDAY NIGHT AND TUESDAY...Mostly clear. A slight chance of showers and thunderstorms. Lows in the mid 70s. Highs in the upper 90s. Chance of rain 20 percent. Heat index values up to 105. $$ ARZ025-191100- Jackson- Including the city of Newport 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the mid 70s. Southeast winds around 5 mph. .WEDNESDAY...Sunny, hot with highs around 102. South winds 5 to 10 mph. Average rainfall less than 1/10 inch. Heat index values up to 110. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. A slight chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the mid 70s. Southeast winds around 5 mph. Chance of rain 40 percent. Average rainfall less than 1/10 inch. Heat index values up to 108 early in the evening. .THURSDAY...Mostly sunny with a chance of showers. A chance of thunderstorms, mainly in the morning. Highs in the mid 90s. Northeast winds around 5 mph. Chance of rain 50 percent. Heat index values up to 106 in the afternoon. .THURSDAY NIGHT...Partly cloudy. A chance of showers with a slight chance of thunderstorms in the evening. Humid with lows in the lower 70s. Northeast winds around 5 mph. Chance of rain 40 percent. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the mid 90s. Lows in the lower 70s. .SUNDAY NIGHT...Mostly clear in the evening, then partly cloudy with a slight chance of showers and thunderstorms after midnight. Lows in the lower 70s. Chance of rain 20 percent. .MONDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs in the mid 90s. Chance of rain 20 percent. .MONDAY NIGHT AND TUESDAY...Mostly clear. A slight chance of showers and thunderstorms. Lows in the mid 70s. Highs in the upper 90s. Chance of rain 20 percent. Heat index values up to 105. $$ ARZ034-191100- Woodruff- Including the cities of Augusta, McCrory, and Cotton Plant 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Clear. Lows in the mid 70s. Southeast winds around 5 mph. .WEDNESDAY...Sunny, hot with highs around 103. Southwest winds around 5 mph. Heat index values up to 110. .WEDNESDAY NIGHT...Mostly clear. A slight chance of showers after midnight. Lows in the upper 70s. South winds around 5 mph. Chance of rain 20 percent. Average rainfall less than 1/10 inch. Heat index values up to 109 early in the evening. .THURSDAY...Mostly sunny with a chance of showers and thunderstorms. Highs in the mid 90s. North winds around 5 mph. Chance of rain 50 percent. Heat index values up to 107 in the afternoon. .THURSDAY NIGHT...Partly cloudy. A chance of showers in the evening. Humid with lows in the mid 70s. Northeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 40 percent. Heat index values up to 105 early in the evening. .FRIDAY...Sunny. Highs in the mid 90s. Heat index values up to 105. .FRIDAY NIGHT...Clear. Lows in the lower 70s. .SATURDAY THROUGH SUNDAY...Mostly clear. Highs in the mid 90s. Lows in the lower 70s. .SUNDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms after midnight. Lows in the lower 70s. Chance of rain 20 percent. .MONDAY...Mostly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the upper 90s. Chance of rain 20 percent. .MONDAY NIGHT AND TUESDAY...Mostly clear. A slight chance of showers and thunderstorms. Lows in the mid 70s. Highs around 100. Chance of rain 20 percent. Heat index values up to 105. $$ ARZ046-191100- Prairie- Including the cities of Des Arc, Hazen, and De Valls Bluff 1050 PM CDT Tue Aug 18 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Clear. Lows in the upper 70s. Southeast winds around 5 mph. .WEDNESDAY...Sunny, hot with highs around 105. Southwest winds 5 to 10 mph. Heat index values up to 111. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 70s. Southwest winds 5 to 10 mph. Average rainfall less than 1/10 inch. Heat index values up to 109 early in the evening. .THURSDAY...Mostly sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. West winds around 5 mph, becoming north in the afternoon. Chance of rain 40 percent. Heat index values up to 109 in the afternoon. .THURSDAY NIGHT...Partly cloudy. A chance of showers in the evening. Lows in the mid 70s. Northeast winds around 5 mph. Chance of rain 30 percent. Heat index values up to 106 early in the evening. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 90s. Lows in the lower 70s. Heat index values up to 105. .SUNDAY NIGHT...Mostly clear. A slight chance of showers after midnight. Lows in the mid 70s. Chance of rain 20 percent. .MONDAY...Mostly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the upper 90s. Chance of rain 20 percent. Heat index values up to 105 in the afternoon. .MONDAY NIGHT...Mostly clear. Lows in the mid 70s. .TUESDAY...Sunny. A slight chance of showers and thunderstorms in the morning. Hot with highs around 100. Chance of rain 20 percent. Heat index values up to 105 in the afternoon. $$ ARZ047-191100- Monroe- Including the cities of Brinkley and Clarendon 1050 PM CDT Tue Aug 18 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Clear. Lows in the upper 70s. Southeast winds around 5 mph. .WEDNESDAY...Sunny, hot with highs around 105. Southwest winds around 5 mph. Heat index values up to 114 in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows around 80. South winds around 5 mph. Average rainfall less than 1/10 inch. Heat index values up to 111 early in the evening. .THURSDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs in the upper 90s. West winds around 5 mph, becoming northwest in the afternoon. Chance of rain 20 percent. Heat index values up to 111. .THURSDAY NIGHT...Partly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Lows in the mid 70s. Northeast winds around 5 mph. Chance of rain 30 percent. Heat index values up to 109 early in the evening. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 90s. Lows in the lower 70s. Heat index values up to 110. .SUNDAY NIGHT...Mostly clear. A slight chance of showers after midnight. Lows in the mid 70s. Chance of rain 20 percent. .MONDAY...Mostly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the upper 90s. Chance of rain 20 percent. Heat index values up to 105 in the afternoon. .MONDAY NIGHT...Mostly clear. Lows in the upper 70s. .TUESDAY...Sunny. A slight chance of showers and thunderstorms in the morning. Hot with highs around 100. Chance of rain 20 percent. Heat index values up to 110 in the afternoon. $$ ARZ039-191100- Perry- Including the city of Perryville 1050 PM CDT Tue Aug 18 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the mid 70s. Southeast winds around 5 mph. .WEDNESDAY...Sunny, hot with highs around 104. Southwest winds around 5 mph. Heat index values up to 111. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 70s. Southwest winds 5 to 10 mph. Heat index values up to 109 early in the evening. .THURSDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. West winds around 5 mph, becoming northwest around 5 mph in the afternoon. Chance of rain 30 percent. Heat index values up to 109. .THURSDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 70s. Northeast winds around 5 mph. Heat index values up to 107 early in the evening. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 90s. Lows in the lower 70s. Heat index values up to 110. .SUNDAY NIGHT...A slight chance of thunderstorms in the evening. Partly cloudy with a slight chance of showers. Lows in the lower 70s. Chance of rain 20 percent. .MONDAY...Sunny with a slight chance of showers and thunderstorms. Highs in the upper 90s. Chance of rain 20 percent. Heat index values up to 105 in the afternoon. .MONDAY NIGHT...Partly cloudy in the evening, then mostly clear with a slight chance of showers after midnight. Lows in the mid 70s. Chance of rain 20 percent. Heat index values up to 105 early in the evening. .TUESDAY...Sunny with a slight chance of showers and thunderstorms. Highs in the upper 90s. Chance of rain 20 percent. Heat index values up to 105. $$ ARZ238-191100- Yell Excluding Northwest- Including the cities of Dardanelle, Danville, Ola, and Plainview 1050 PM CDT Tue Aug 18 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the mid 70s. South winds around 5 mph. .WEDNESDAY...Sunny, hot with highs around 104. Southwest winds around 5 mph. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 70s. Southwest winds around 5 mph. Heat index values up to 108 early in the evening. .THURSDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Southwest winds around 5 mph, becoming northwest in the afternoon. Chance of rain 20 percent. Heat index values up to 108. .THURSDAY NIGHT...Mostly clear. Lows in the lower 70s. Northeast winds around 5 mph in the evening, becoming light and variable. Heat index values up to 106 early in the evening. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 90s. Lows in the lower 70s. Heat index values up to 105. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. A slight chance of thunderstorms in the evening. A slight chance of showers. Lows in the lower 70s. Chance of rain 20 percent. .MONDAY...Sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the upper 90s. Chance of rain 20 percent. Heat index values up to 105 in the afternoon. .MONDAY NIGHT...Mostly clear. A slight chance of showers after midnight. Lows in the mid 70s. Chance of rain 20 percent. .TUESDAY...Sunny. A slight chance of showers and thunderstorms in the morning. Hot with highs around 100. Chance of rain 20 percent. Heat index values up to 105. $$ ARZ138-191100- Northwest Yell County- Including the cities of Havana and Waveland 1050 PM CDT Tue Aug 18 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Clear. Lows in the mid 70s. Southeast winds around 5 mph late this evening, becoming light and variable. .WEDNESDAY...Sunny, hot with highs around 104. Southwest winds around 5 mph. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 70s. Southwest winds around 5 mph. Heat index values up to 109 early in the evening. .THURSDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Southwest winds around 5 mph, becoming north in the afternoon. Chance of rain 20 percent. Heat index values up to 110. .THURSDAY NIGHT...Mostly clear. Lows in the lower 70s. Northeast winds around 5 mph in the evening, becoming light and variable. Heat index values up to 108 early in the evening. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 90s. Lows in the lower 70s. Heat index values up to 105. .SUNDAY NIGHT...A slight chance of thunderstorms in the evening. Mostly clear with a slight chance of showers. Lows in the lower 70s. Chance of rain 20 percent. .MONDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Hot with highs around 100. Chance of rain 20 percent. Heat index values up to 105 in the afternoon. .MONDAY NIGHT...Mostly clear. Lows in the mid 70s. .TUESDAY...Sunny. A slight chance of showers and thunderstorms in the morning. Hot with highs around 100. Chance of rain 20 percent. Heat index values up to 110 in the afternoon. $$ ARZ230-191100- Southern and Eastern Logan County- Including the cities of Blue Mountain, Mount Magazine, and Sugar Grove 1050 PM CDT Tue Aug 18 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Clear. Lows in the mid 70s. South winds around 5 mph. .WEDNESDAY...Sunny, hot with highs 100 to 106. Southwest winds around 5 mph. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 70s. South winds 5 to 10 mph with gusts up to 20 mph. Heat index values up to 109 early in the evening. .THURSDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. South winds around 5 mph, becoming north around 5 mph in the afternoon. Chance of rain 20 percent. Heat index values up to 110. .THURSDAY NIGHT...Mostly clear. Lows in the lower 70s. East winds around 5 mph. Heat index values up to 108 early in the evening. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 90s. Lows in the lower 70s. Heat index values up to 110. .SUNDAY NIGHT...A slight chance of thunderstorms in the evening. Mostly clear with a slight chance of showers. Lows in the mid 70s. Chance of rain 20 percent. Heat index values up to 105 early in the evening. .MONDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Chance of rain 20 percent. Heat index values up to 110 in the afternoon. .MONDAY NIGHT...Mostly clear. Lows in the mid 70s. Heat index values up to 105 early in the evening. .TUESDAY...Sunny. A slight chance of showers and thunderstorms in the morning. Hot with highs 96 to 102. Chance of rain 20 percent. Heat index values up to 110 in the afternoon. $$ ARZ130-191100- Western and Northern Logan County- Including the cities of Booneville, Caulksville, Paris, and Subiaco 1050 PM CDT Tue Aug 18 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the mid 70s. Southeast winds around 5 mph. .WEDNESDAY...Sunny, hot with highs around 106. Southwest winds 5 to 10 mph. Heat index values up to 114. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 70s. South winds around 5 mph. Heat index values up to 112 early in the evening. .THURSDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Hot with highs around 101. Southeast winds around 5 mph, becoming north around 5 mph in the afternoon. Chance of rain 20 percent. Heat index values up to 113 in the afternoon. .THURSDAY NIGHT...Mostly clear. Lows in the lower 70s. East winds around 5 mph. Heat index values up to 109 early in the evening. .FRIDAY THROUGH SUNDAY...Mostly clear. Hot. Highs around 100. Lows in the lower 70s. Heat index values up to 110. .SUNDAY NIGHT AND MONDAY...Mostly clear. A slight chance of showers and thunderstorms. Hot. Lows in the lower 70s. Highs around 100. Chance of rain 20 percent. Heat index values up to 110. .MONDAY NIGHT...Mostly clear. Lows in the mid 70s. Heat index values up to 105 early in the evening. .TUESDAY...Sunny. A slight chance of showers and thunderstorms in the morning. Hot with highs around 100. Chance of rain 20 percent. Heat index values up to 110. $$ ARZ137-191100- Northern Scott County- Including the cities of Mansfield and Waldron 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the upper 70s. South winds 5 to 10 mph. .WEDNESDAY...Sunny, hot with highs 100 to 106. Southwest winds 5 to 10 mph. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 70s. South winds 5 to 10 mph with gusts up to 20 mph. Heat index values up to 108 early in the evening. .THURSDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Southwest winds around 5 mph, becoming northwest around 5 mph in the afternoon. Chance of rain 20 percent. Heat index values up to 108. .THURSDAY NIGHT...Mostly clear. Lows in the lower 70s. East winds around 5 mph. Heat index values up to 106 early in the evening. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 90s. Lows in the lower 70s. Heat index values up to 105. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. A 20 percent chance of showers. Lows in the mid 70s. .MONDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Chance of rain 20 percent. .MONDAY NIGHT...Mostly clear. Lows in the mid 70s. .TUESDAY...Sunny. A slight chance of showers and thunderstorms in the morning. Highs in the upper 90s. Chance of rain 20 percent. Heat index values up to 105. $$ ARZ237-191100- Central and Southern Scott County- Including the cities of Boles, Waldron, and Y City 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the mid 70s. South winds around 5 mph. Gusts up to 25 mph. .WEDNESDAY...Sunny, hot with highs around 102. Southwest winds around 5 mph. Gusts up to 25 mph in the morning. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 70s. South winds around 5 mph. Gusts up to 20 mph after midnight. Heat index values up to 106 early in the evening. .THURSDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Southwest winds around 5 mph, becoming west in the afternoon. Chance of rain 20 percent. Heat index values up to 107. .THURSDAY NIGHT...Mostly clear. Lows in the lower 70s. Light and variable winds. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 90s. Lows in the lower 70s. .SUNDAY NIGHT AND MONDAY...Mostly clear. A slight chance of showers and thunderstorms. Lows in the lower 70s. Highs in the upper 90s. Chance of rain 20 percent. .MONDAY NIGHT AND TUESDAY...Mostly clear. Lows in the mid 70s. Highs in the upper 90s. $$ ARZ140-191100- Polk County Lower Elevations- Including the cities of Grannis, Hatfield, Mena, and Nunley 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the mid 70s. Light and variable winds, becoming southwest around 5 mph. .WEDNESDAY...Sunny, hot with highs around 101. Southwest winds around 5 mph. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 70s. South winds around 5 mph. .THURSDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Southwest winds around 5 mph. Chance of rain 20 percent. .THURSDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 70s. Light and variable winds. .FRIDAY AND FRIDAY NIGHT...Mostly clear. Highs in the upper 90s. Lows around 70. .SATURDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Chance of rain 20 percent. .SATURDAY NIGHT AND SUNDAY...Mostly clear. Lows in the lower 70s. Highs in the upper 90s. .SUNDAY NIGHT AND MONDAY...Mostly clear. A slight chance of showers and thunderstorms. Lows in the lower 70s. Highs in the upper 90s. Chance of rain 20 percent. .MONDAY NIGHT...Mostly clear. A slight chance of showers after midnight. Lows in the lower 70s. Chance of rain 20 percent. .TUESDAY...Sunny. A slight chance of showers and thunderstorms in the morning. Highs in the upper 90s. Chance of rain 20 percent. $$ ARZ240-191100- Northern Polk County Higher Elevations- Including the cities of Acorn, Mountain Fork, and Rich Mountain 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the mid 70s. South winds 5 to 10 mph. Gusts up to 25 mph. .WEDNESDAY...Sunny. Highs in the upper 90s. Southwest winds 5 to 10 mph. Gusts up to 25 mph in the morning. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 70s. South winds 5 to 10 mph with gusts up to 20 mph. .THURSDAY...Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Southwest winds around 5 mph. Gusts up to 20 mph in the morning. Chance of rain 30 percent. .THURSDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 70s. Light and variable winds, becoming southeast around 5 mph after midnight. .FRIDAY AND FRIDAY NIGHT...Mostly clear. Highs in the mid 90s. Lows around 70. .SATURDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 20 percent. .SATURDAY NIGHT AND SUNDAY...Mostly clear. Lows in the lower 70s. Highs in the mid 90s. .SUNDAY NIGHT AND MONDAY...Mostly clear. A slight chance of showers and thunderstorms. Lows in the lower 70s. Highs in the mid 90s. Chance of rain 20 percent. .MONDAY NIGHT AND TUESDAY...Mostly clear. Lows in the mid 70s. Highs in the mid 90s. $$ ARZ340-191100- Southeast Polk County Higher Elevations- Including the cities of Big Fork and Hartley 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the mid 70s. Light and variable winds, becoming southwest around 5 mph with gusts up to 20 mph. .WEDNESDAY...Sunny. Highs in the upper 90s. Southwest winds around 5 mph. Gusts up to 20 mph in the morning. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 70s. South winds around 5 mph. .THURSDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Southwest winds around 5 mph. Chance of rain 20 percent. .THURSDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 70s. Light and variable winds. .FRIDAY AND FRIDAY NIGHT...Mostly clear. Highs in the mid 90s. Lows in the lower 70s. .SATURDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 20 percent. .SATURDAY NIGHT AND SUNDAY...Mostly clear. Lows in the lower 70s. Highs in the mid 90s. .SUNDAY NIGHT AND MONDAY...Mostly clear. A slight chance of showers and thunderstorms. Lows in the lower 70s. Highs in the mid 90s. Chance of rain 20 percent. .MONDAY NIGHT...Mostly clear. Lows in the mid 70s. .TUESDAY...Sunny. A slight chance of showers and thunderstorms in the morning. Highs in the mid 90s. Chance of rain 20 percent. $$ ARZ141-191100- Central and Eastern Montgomery County- Including the cities of Mount Ida and Norman 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the mid 70s. Light and variable winds, becoming southwest around 5 mph. .WEDNESDAY...Sunny, hot with highs around 102. Southwest winds around 5 mph. Gusts up to 20 mph in the morning. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 70s. Southwest winds around 5 mph. .THURSDAY...Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Southwest winds around 5 mph. Chance of rain 30 percent. Heat index values up to 106. .THURSDAY NIGHT...Partly cloudy with a slight chance of showers in the evening, then mostly clear after midnight. Lows in the lower 70s. Light and variable winds. Chance of rain 20 percent. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 90s. Lows in the lower 70s. .SUNDAY NIGHT THROUGH TUESDAY...Mostly clear with a slight chance of showers and thunderstorms. Lows in the mid 70s. Highs in the upper 90s. Chance of rain 20 percent. $$ ARZ241-191100- Northern Montgomery County Higher Elevations- Including the city of Story 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the mid 70s. Light and variable winds, becoming south around 5 mph with gusts up to 20 mph. .WEDNESDAY...Sunny, hot with highs around 102. Southwest winds around 5 mph. Gusts up to 20 mph in the morning. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 70s. Southwest winds around 5 mph. Gusts up to 20 mph after midnight. .THURSDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. West winds around 5 mph. Chance of rain 30 percent. Heat index values up to 105. .THURSDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 60s. Light and variable winds. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 90s. Lows in the upper 60s. .SUNDAY NIGHT THROUGH TUESDAY...Mostly clear with a slight chance of showers and thunderstorms. Lows in the lower 70s. Highs in the upper 90s. Chance of rain 20 percent. $$ ARZ341-191100- Southwest Montgomery County Higher Elevations- Including the city of Albert 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the mid 70s. Light and variable winds, becoming southwest around 5 mph with gusts up to 20 mph. .WEDNESDAY...Sunny, hot with highs around 100. Southwest winds around 5 mph. Gusts up to 20 mph in the morning. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 70s. Southwest winds around 5 mph. .THURSDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Southwest winds around 5 mph. Chance of rain 20 percent. Heat index values up to 105. .THURSDAY NIGHT...Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the lower 70s. Light and variable winds. Chance of rain 20 percent. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the mid 90s. Lows in the lower 70s. .SUNDAY NIGHT THROUGH TUESDAY...Mostly clear with a slight chance of showers and thunderstorms. Lows in the mid 70s. Highs in the upper 90s. Chance of rain 20 percent. $$ ARZ052-191100- Pike- Including the cities of Murfreesboro and Glenwood 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the mid 70s. Light and variable winds, becoming southwest around 5 mph. .WEDNESDAY...Sunny, hot with highs around 101. Southwest winds around 5 mph. Heat index values up to 110. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 70s. Southwest winds around 5 mph. Heat index values up to 108 early in the evening. .THURSDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Southwest winds around 5 mph. Chance of rain 20 percent. Heat index values up to 109. .THURSDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the lower 70s. Light and variable winds. Chance of rain 20 percent. Heat index values up to 107 early in the evening. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 90s. Lows in the lower 70s. Heat index values up to 105. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. A slight chance of thunderstorms in the evening. A slight chance of showers. Lows in the mid 70s. Chance of rain 20 percent. .MONDAY...Mostly sunny. A slight chance of showers in the morning. Highs in the upper 90s. Chance of rain 20 percent. Heat index values up to 105. .MONDAY NIGHT AND TUESDAY...Mostly clear. A slight chance of showers and thunderstorms. Lows in the mid 70s. Highs in the upper 90s. Chance of rain 20 percent. Heat index values up to 105. $$ ARZ053-191100- Clark- Including the city of Arkadelphia 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the mid 70s. Light and variable winds, becoming southwest around 5 mph. .WEDNESDAY...Sunny, hot with highs around 102. Southwest winds around 5 mph. Heat index values up to 111. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 70s. Southwest winds around 5 mph. Heat index values up to 107 early in the evening. .THURSDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Southwest winds around 5 mph. Chance of rain 20 percent. Heat index values up to 110. .THURSDAY NIGHT...Partly cloudy with a slight chance of showers in the evening, then mostly clear after midnight. Lows in the lower 70s. Light and variable winds. Chance of rain 20 percent. Heat index values up to 106 early in the evening. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 90s. Lows in the lower 70s. Heat index values up to 105. .SUNDAY NIGHT...Mostly clear with a slight chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows in the lower 70s. Chance of rain 20 percent. .MONDAY...Mostly sunny. A slight chance of showers in the morning. Highs in the upper 90s. Chance of rain 20 percent. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 70s. .TUESDAY...Sunny with a slight chance of showers and thunderstorms. Highs in the upper 90s. Chance of rain 20 percent. Heat index values up to 105. $$ ARZ054-191100- Hot Spring- Including the city of Malvern 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the mid 70s. Light and variable winds, becoming south around 5 mph. .WEDNESDAY...Sunny, hot with highs around 102. Southwest winds around 5 mph. Heat index values up to 111 in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 70s. Southwest winds around 5 mph. Heat index values up to 108 early in the evening. .THURSDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Southwest winds around 5 mph. Chance of rain 20 percent. Heat index values up to 109. .THURSDAY NIGHT...Partly cloudy with a slight chance of showers in the evening, then mostly clear after midnight. Lows in the lower 70s. Light and variable winds. Chance of rain 20 percent. Heat index values up to 106 early in the evening. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 90s. Lows in the lower 70s. Heat index values up to 105. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. A slight chance of thunderstorms in the evening. A slight chance of showers. Lows in the lower 70s. Chance of rain 20 percent. .MONDAY...Mostly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the upper 90s. Chance of rain 20 percent. Heat index values up to 105 in the afternoon. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 70s. .TUESDAY...Sunny with a slight chance of showers and thunderstorms. Highs in the upper 90s. Chance of rain 20 percent. Heat index values up to 105 in the afternoon. $$ ARZ055-191100- Grant- Including the city of Sheridan 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the mid 70s. Light and variable winds, becoming south around 5 mph. .WEDNESDAY...Sunny, hot with highs around 103. Southwest winds around 5 mph. Heat index values up to 111. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 70s. Southwest winds around 5 mph. Heat index values up to 108 early in the evening. .THURSDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. West winds around 5 mph. Chance of rain 20 percent. Heat index values up to 108. .THURSDAY NIGHT...Partly cloudy. A slight chance of showers in the evening. Lows in the lower 70s. Light and variable winds. Chance of rain 20 percent. Heat index values up to 106 early in the evening. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 90s. Lows in the lower 70s. Heat index values up to 105. .SUNDAY NIGHT...Mostly clear in the evening, then partly cloudy with a slight chance of showers after midnight. Lows in the lower 70s. Chance of rain 20 percent. .MONDAY...Mostly sunny. A slight chance of showers in the morning. Highs in the upper 90s. Chance of rain 20 percent. Heat index values up to 105 in the afternoon. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 70s. .TUESDAY...Mostly sunny with a slight chance of showers and thunderstorms. Highs in the upper 90s. Chance of rain 20 percent. Heat index values up to 105. $$ ARZ062-191100- Dallas- Including the city of Fordyce 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the mid 70s. Light and variable winds. .WEDNESDAY...Sunny, hot with highs around 102. Southwest winds around 5 mph. Heat index values up to 110. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 70s. South winds around 5 mph in the evening, becoming light and variable. Heat index values up to 106 early in the evening. .THURSDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Southwest winds around 5 mph in the morning, becoming light and variable. Chance of rain 20 percent. Heat index values up to 107. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 70s. Light and variable winds. Heat index values up to 105 early in the evening. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 90s. Lows around 70. Heat index values up to 105. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. A slight chance of thunderstorms in the evening. A slight chance of showers. Lows in the lower 70s. Chance of rain 20 percent. .MONDAY...Mostly sunny. A slight chance of showers in the morning. Highs in the upper 90s. Chance of rain 20 percent. .MONDAY NIGHT...Mostly clear. Lows in the mid 70s. .TUESDAY...Sunny. A slight chance of showers and thunderstorms in the morning. Highs in the upper 90s. Chance of rain 20 percent. $$ ARZ063-191100- Cleveland- Including the cities of Rison and Kingsland 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the mid 70s. Light and variable winds, becoming south around 5 mph. .WEDNESDAY...Sunny, hot with highs around 103. Southwest winds around 5 mph. Heat index values up to 111 in the afternoon. .WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 70s. South winds around 5 mph. Heat index values up to 107 early in the evening. .THURSDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 90s. Southwest winds around 5 mph. Chance of rain 20 percent. Heat index values up to 107. .THURSDAY NIGHT...Partly cloudy. A slight chance of showers in the evening. Lows in the lower 70s. Light and variable winds. Chance of rain 20 percent. Heat index values up to 105 early in the evening. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 90s. Lows in the lower 70s. Heat index values up to 105. .SUNDAY NIGHT...Mostly clear in the evening, then partly cloudy with a slight chance of showers after midnight. Lows in the lower 70s. Chance of rain 20 percent. .MONDAY...Mostly sunny. A slight chance of showers in the morning. Highs in the upper 90s. Chance of rain 20 percent. .MONDAY NIGHT AND TUESDAY...Mostly clear. Lows in the mid 70s. Highs in the upper 90s. Heat index values up to 105. $$ ARZ064-191100- Lincoln- Including the cities of Star City and Gould 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the upper 70s. Southeast winds around 5 mph. .WEDNESDAY...Sunny, hot with highs around 104. Southwest winds 5 to 10 mph. Heat index values up to 112. .WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows around 80. South winds around 5 mph. Heat index values up to 109 early in the evening. .THURSDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Hot with highs around 100. West winds around 5 mph. Chance of rain 20 percent. Heat index values up to 109. .THURSDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the mid 70s. Northeast winds around 5 mph, becoming south after midnight. Chance of rain 20 percent. Heat index values up to 107 early in the evening. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 90s. Lows in the lower 70s. Heat index values up to 110. .SUNDAY NIGHT...Mostly clear. A slight chance of showers after midnight. Lows in the mid 70s. Chance of rain 20 percent. .MONDAY...Mostly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the upper 90s. Chance of rain 20 percent. Heat index values up to 105. .MONDAY NIGHT AND TUESDAY...Mostly clear. Hot. Lows in the upper 70s. Highs around 100. Heat index values up to 105. $$ ARZ057-191100- Arkansas- Including the cities of Stuttgart and De Witt 1050 PM CDT Tue Aug 18 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Clear. Lows in the upper 70s. Southeast winds around 5 mph. .WEDNESDAY...Sunny, hot with highs around 104. Southwest winds 5 to 10 mph. Heat index values up to 113 in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows around 80. South winds 5 to 10 mph. Average rainfall less than 1/10 inch. Heat index values up to 110 early in the evening. .THURSDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Hot with highs around 100. Southwest winds 5 to 10 mph, becoming west in the afternoon. Chance of rain 20 percent. Heat index values up to 110. .THURSDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the mid 70s. East winds around 5 mph. Chance of rain 20 percent. Heat index values up to 108 early in the evening. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 90s. Lows in the lower 70s. Heat index values up to 110. .SUNDAY NIGHT...Mostly clear. A slight chance of showers after midnight. Lows in the mid 70s. Chance of rain 20 percent. .MONDAY...Mostly sunny. A slight chance of showers in the morning. Highs in the upper 90s. Chance of rain 20 percent. Heat index values up to 105 in the afternoon. .MONDAY NIGHT...Mostly clear. Lows in the upper 70s. .TUESDAY...Sunny. A slight chance of showers in the morning. Hot with highs around 100. Chance of rain 20 percent. Heat index values up to 110 in the afternoon. $$ ARZ066-191100- Ouachita- Including the city of Camden 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the upper 70s. Light and variable winds, becoming south around 5 mph. .WEDNESDAY...Sunny, hot with highs around 102. Southwest winds around 5 mph. Heat index values up to 109. .WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 70s. South winds around 5 mph. Heat index values up to 107 early in the evening. .THURSDAY...Sunny, hot with highs around 100. Southwest winds around 5 mph. Heat index values up to 108. .THURSDAY NIGHT...Mostly clear. Lows in the mid 70s. Light and variable winds. Heat index values up to 106 early in the evening. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 90s. Lows in the lower 70s. Heat index values up to 105. .SUNDAY NIGHT AND MONDAY...Mostly clear. A 20 percent chance of showers. Lows in the mid 70s. Highs in the upper 90s. Heat index values up to 105. .MONDAY NIGHT AND TUESDAY...Mostly clear. Lows in the mid 70s. Highs in the upper 90s. Heat index values up to 105. $$ ARZ067-191100- Calhoun- Including the cities of Hampton and Thornton 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the mid 70s. South winds around 5 mph. .WEDNESDAY...Sunny, hot with highs around 102. Southwest winds around 5 mph. Heat index values up to 109. .WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 70s. South winds around 5 mph. Heat index values up to 106 early in the evening. .THURSDAY...Sunny, hot with highs around 100. Southwest winds around 5 mph. Heat index values up to 109. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 70s. Southeast winds around 5 mph in the evening, becoming light and variable. Heat index values up to 105 early in the evening. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 90s. Lows in the lower 70s. Heat index values up to 105. .SUNDAY NIGHT...Mostly clear with a 20 percent chance of showers. Lows in the mid 70s. .MONDAY...Mostly sunny. A slight chance of showers in the morning. Highs in the upper 90s. Chance of rain 20 percent. .MONDAY NIGHT AND TUESDAY...Mostly clear. Lows in the mid 70s. Highs in the upper 90s. Heat index values up to 105. $$ ARZ068-191100- Bradley- Including the city of Warren 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the upper 70s. Light and variable winds, becoming south around 5 mph. .WEDNESDAY...Sunny, hot with highs around 102. Southwest winds around 5 mph. Heat index values up to 110. .WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 70s. South winds around 5 mph. Heat index values up to 107 early in the evening. .THURSDAY...Sunny, hot with highs around 100. Southwest winds around 5 mph. Heat index values up to 108. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 70s. Light and variable winds. Heat index values up to 105 early in the evening. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 90s. Lows in the lower 70s. Heat index values up to 105. .SUNDAY NIGHT...Mostly clear. A slight chance of showers after midnight. Lows in the lower 70s. Chance of rain 20 percent. .MONDAY...Mostly sunny. A slight chance of showers in the morning. Highs in the upper 90s. Chance of rain 20 percent. .MONDAY NIGHT AND TUESDAY...Mostly clear. Hot. Lows in the mid 70s. Highs around 100. Heat index values up to 105. $$ ARZ069-191100- Drew- Including the city of Monticello 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the upper 70s. South winds around 5 mph. .WEDNESDAY...Sunny, hot with highs around 103. Southwest winds around 5 mph. Heat index values up to 111. .WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 70s. South winds around 5 mph. Heat index values up to 107 early in the evening. .THURSDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Hot with highs around 101. Southwest winds around 5 mph. Chance of rain 20 percent. Heat index values up to 109. .THURSDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the mid 70s. South winds around 5 mph in the evening, becoming light and variable. Chance of rain 20 percent. Heat index values up to 106 early in the evening. .FRIDAY THROUGH SUNDAY...Mostly clear. Hot. Highs around 100. Lows in the lower 70s. Heat index values up to 110. .SUNDAY NIGHT...Mostly clear. A slight chance of showers after midnight. Lows in the mid 70s. Chance of rain 20 percent. .MONDAY...Mostly sunny. A slight chance of showers in the morning. Hot with highs around 100. Chance of rain 20 percent. .MONDAY NIGHT AND TUESDAY...Mostly clear. Hot. Lows in the mid 70s. Highs around 100. Heat index values up to 105. $$ ARZ065-191100- Desha- Including the cities of Dumas and McGehee 1050 PM CDT Tue Aug 18 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT WEDNESDAY... .OVERNIGHT...Mostly clear. Lows in the upper 70s. South winds around 5 mph. .WEDNESDAY...Sunny, hot with highs around 103. Southwest winds 5 to 10 mph. Heat index values up to 112. .WEDNESDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 70s. South winds 5 to 10 mph. Heat index values up to 109 early in the evening. .THURSDAY...Sunny, hot with highs around 100. Southwest winds 5 to 10 mph. Heat index values up to 110. .THURSDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the mid 70s. South winds around 5 mph. Chance of rain 20 percent. Heat index values up to 108 early in the evening. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the upper 90s. Lows in the mid 70s. Heat index values up to 110. .SUNDAY NIGHT...Mostly clear. A slight chance of showers after midnight. Lows in the mid 70s. Chance of rain 20 percent. .MONDAY...Mostly sunny. A slight chance of showers in the morning. Highs in the upper 90s. Chance of rain 20 percent. Heat index values up to 105. .MONDAY NIGHT AND TUESDAY...Mostly clear. Hot. Lows in the upper 70s. Highs around 100. Heat index values up to 105. $$