Zone Forecast Product
Issued by NWS Houston/Galveston, TX
Issued by NWS Houston/Galveston, TX
963 FPUS54 KHGX 231823 ZFPHGX Zone Forecast Product for Southeast Texas National Weather Service Houston/Galveston TX 123 PM CDT Sun Aug 23 2026 TXZ211-240200- Austin- Including the cities of Sealy and Bellville 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Mostly sunny with a slight chance of showers with isolated thunderstorms. Hot with highs around 101. South winds 5 to 10 mph. Chance of rain 20 percent. .TONIGHT...Partly cloudy with a slight chance of showers with isolated thunderstorms in the evening, then mostly clear after midnight. Patchy fog after midnight. Lows in the mid 70s. South winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 107 early in the evening. .MONDAY...Patchy fog in the morning. Sunny, hot with highs around 101. Southwest winds 5 to 10 mph. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Patchy fog after midnight. Lows in the mid 70s. South winds 5 to 10 mph. Heat index values up to 105 early in the evening. .TUESDAY...Patchy fog in the morning. Mostly sunny. Hot with highs around 101. South winds 5 to 10 mph. Heat index values up to 108. .TUESDAY NIGHT...Partly cloudy. Lows in the mid 70s. Heat index values up to 110 early in the evening. .WEDNESDAY...Mostly sunny. Hot with highs around 100. Heat index values up to 105. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 70s. Heat index values up to 105 early in the evening. .THURSDAY...Mostly sunny. Hot with highs around 100. Heat index values up to 105. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s. .FRIDAY...Mostly sunny. Hot with highs in the upper 90s. Heat index values up to 105. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 70s. .SATURDAY...Sunny, hot with highs in the upper 90s. $$ TXZ237-240200- Inland Brazoria- Including the cities of Pearland, Alvin, and Angleton 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Mostly sunny with a slight chance of showers with isolated thunderstorms. Hot with highs in the upper 90s. South winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 110. .TONIGHT...Mostly clear. A slight chance of showers with isolated thunderstorms in the evening. Patchy fog after midnight. Humid with lows in the mid 70s. South winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 107 early in the evening. .MONDAY...Patchy fog in the morning. Sunny, hot with highs in the upper 90s. Southwest winds 5 to 10 mph. Heat index values up to 107. .MONDAY NIGHT...Mostly clear. Patchy fog after midnight. Humid with lows in the mid 70s. South winds 5 to 10 mph. .TUESDAY...Patchy fog in the morning. Mostly sunny. Hot with highs in the upper 90s. Southwest winds around 5 mph, becoming south 10 to 15 mph in the afternoon. Heat index values up to 109. .TUESDAY NIGHT...Partly cloudy. Lows in the upper 70s. Heat index values up to 105 early in the evening. .WEDNESDAY...Mostly sunny. Hot with highs in the upper 90s. Heat index values up to 110. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 70s. Heat index values up to 105 early in the evening. .THURSDAY...Sunny, hot with highs in the upper 90s. Heat index values up to 110. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s. Heat index values up to 105 early in the evening. .FRIDAY...Mostly sunny. Hot with highs in the mid 90s. Heat index values up to 105. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 70s. .SATURDAY...Sunny. Highs in the mid 90s. Heat index values up to 105. $$ TXZ196-240200- Brazos- Including the cities of College Station and Bryan 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Mostly sunny with a slight chance of showers with isolated thunderstorms. Hot with highs around 103. South winds around 5 mph. Chance of rain 20 percent. .TONIGHT...Partly cloudy with a slight chance of showers with isolated thunderstorms in the evening, then mostly clear after midnight. Lows in the upper 70s. South winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 106 early in the evening. .MONDAY...Sunny, hot with highs around 103. Southwest winds 5 to 10 mph. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s. South winds 10 to 15 mph. .TUESDAY...Mostly sunny. Hot with highs around 101. South winds 5 to 10 mph. .TUESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s. Heat index values up to 105 early in the evening. .WEDNESDAY...Mostly sunny. Hot with highs around 100. Heat index values up to 110. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s. Heat index values up to 105 early in the evening. .THURSDAY...Partly sunny in the morning, then clearing. Hot with highs around 100. Heat index values up to 110 in the afternoon. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 70s. Heat index values up to 110 early in the evening. .FRIDAY...Partly sunny in the morning, then clearing. Hot with highs in the upper 90s. Heat index values up to 110. .FRIDAY NIGHT...Mostly clear. Lows in the mid 70s. Heat index values up to 105 early in the evening. .SATURDAY...Sunny, hot with highs in the upper 90s. Heat index values up to 110. $$ TXZ195-240200- Burleson- Including the cities of Caldwell and Somerville 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Mostly sunny with a slight chance of showers with isolated thunderstorms. Hot with highs around 103. South winds 5 to 10 mph. Chance of rain 20 percent. .TONIGHT...Partly cloudy with a slight chance of showers with isolated thunderstorms in the evening, then mostly clear after midnight. Lows in the upper 70s. South winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 106 early in the evening. .MONDAY...Sunny, hot with highs around 103. Southwest winds 5 to 10 mph. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s. South winds 10 to 15 mph. .TUESDAY...Mostly sunny. Hot with highs around 102. South winds 5 to 10 mph. .TUESDAY NIGHT...Mostly clear. Lows in the upper 70s. Heat index values up to 105 early in the evening. .WEDNESDAY...Mostly sunny. Hot with highs around 100. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 70s. Heat index values up to 105 early in the evening. .THURSDAY...Mostly sunny. Hot with highs around 100. Heat index values up to 110. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 70s. Heat index values up to 105 early in the evening. .FRIDAY...Mostly sunny. Hot with highs in the upper 90s. Heat index values up to 110. .FRIDAY NIGHT...Mostly clear. Lows in the mid 70s. .SATURDAY...Sunny, hot with highs in the upper 90s. Heat index values up to 105. $$ TXZ214-240200- Chambers- Including the cities of Winnie, Mont Belvieu, Anahuac, Stowell, and Old River-Winfree 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Sunny, hot. Near steady temperature in the upper 90s. Southwest winds 5 to 10 mph. Heat index values up to 112. .TONIGHT...Partly cloudy with a slight chance of showers with isolated thunderstorms in the evening, then mostly clear after midnight. Humid with lows in the upper 70s. Southwest winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 109 early in the evening. .MONDAY...Sunny, hot with highs in the mid 90s. Southwest winds 5 to 10 mph. Heat index values up to 108. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Humid with lows in the upper 70s. South winds 5 to 10 mph. Heat index values up to 105 early in the evening. .TUESDAY...Mostly sunny. Hot with highs in the mid 90s. Southwest winds 5 to 10 mph. Heat index values up to 109. .TUESDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 70s. Heat index values up to 105 early in the evening. .WEDNESDAY...Mostly sunny. Hot with highs in the mid 90s. Heat index values up to 110. .WEDNESDAY NIGHT...Mostly clear. Lows around 80. Heat index values up to 105 early in the evening. .THURSDAY...Sunny, hot with highs in the mid 90s. Heat index values up to 110. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s. Heat index values up to 105 early in the evening. .FRIDAY...Mostly sunny. A chance of showers and thunderstorms in the morning. Highs in the mid 90s. Chance of rain 30 percent. Heat index values up to 105. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 70s. .SATURDAY...Sunny. Highs in the lower 90s. Heat index values up to 105. $$ TXZ210-240200- Colorado- Including the cities of Columbus, Eagle Lake, and Weimar 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Mostly sunny. Hot with highs around 102. South winds 5 to 10 mph. .TONIGHT...Partly cloudy in the evening, then becoming mostly clear. Patchy fog after midnight. Lows in the mid 70s. South winds 5 to 10 mph. Heat index values up to 107 early in the evening. .MONDAY...Patchy fog in the morning. Sunny, hot with highs around 101. Southwest winds 5 to 10 mph. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Patchy fog after midnight. Lows in the mid 70s. South winds 10 to 15 mph. Heat index values up to 105 early in the evening. .TUESDAY...Patchy fog in the morning. Mostly sunny. Hot with highs around 102. South winds 5 to 10 mph. Heat index values up to 110 in the afternoon. .TUESDAY NIGHT...Partly cloudy. Lows in the mid 70s. Heat index values up to 110 early in the evening. .WEDNESDAY...Mostly sunny. Hot with highs around 100. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 70s. Heat index values up to 105 early in the evening. .THURSDAY...Sunny, hot with highs around 100. Heat index values up to 110. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s. Heat index values up to 105 early in the evening. .FRIDAY...Mostly sunny. Hot with highs in the upper 90s. Heat index values up to 105. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 70s. .SATURDAY...Sunny, hot with highs in the upper 90s. Heat index values up to 105. $$ TXZ227-240200- Fort Bend- Including the cities of Missouri City, Mission Bend, Sugar Land, Rosenberg, First Colony, and Pecan Grove 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Mostly sunny. Hot with highs in the upper 90s. South winds 5 to 10 mph. Heat index values up to 109. .TONIGHT...Partly cloudy in the evening, then becoming mostly clear. Patchy fog after midnight. Humid with lows in the mid 70s. South winds 5 to 10 mph. Heat index values up to 107 early in the evening. .MONDAY...Patchy fog in the morning. Sunny, hot with highs in the upper 90s. Southwest winds 5 to 10 mph. Heat index values up to 107. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Patchy fog after midnight. Lows in the mid 70s. South winds 5 to 10 mph. Heat index values up to 105 early in the evening. .TUESDAY...Patchy fog in the morning. Mostly sunny. Hot with highs in the upper 90s. South winds 5 to 10 mph. Heat index values up to 111. .TUESDAY NIGHT...Partly cloudy. Lows in the upper 70s. Heat index values up to 110 early in the evening. .WEDNESDAY...Mostly sunny. Hot with highs around 100. Heat index values up to 110. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 70s. Heat index values up to 105 early in the evening. .THURSDAY...Sunny, hot with highs in the upper 90s. Heat index values up to 110. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s. Heat index values up to 105 early in the evening. .FRIDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Hot with highs in the upper 90s. Chance of rain 30 percent. Heat index values up to 105. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 70s. .SATURDAY...Sunny, hot with highs in the mid 90s. Heat index values up to 105. $$ TXZ238-240200- Inland Galveston- Including the cities of League City and Friendswood 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Sunny with a slight chance of showers with isolated thunderstorms. Hot with highs in the upper 90s. South winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 111. .TONIGHT...Mostly clear. Humid with lows in the upper 70s. Southwest winds 5 to 10 mph. Heat index values up to 106 early in the evening. .MONDAY...Sunny, hot with highs in the mid 90s. Southwest winds 5 to 10 mph, becoming south in the afternoon. Heat index values up to 108. .MONDAY NIGHT...Mostly clear. Humid with lows in the upper 70s. South winds 5 to 10 mph. .TUESDAY...Mostly sunny. Hot with highs in the mid 90s. Southwest winds around 5 mph, becoming south 10 to 15 mph in the afternoon. Heat index values up to 109. .TUESDAY NIGHT...Partly cloudy. Lows in the upper 70s. Heat index values up to 105 early in the evening. .WEDNESDAY...Mostly sunny. Hot with highs in the upper 90s. Heat index values up to 110. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 70s. Heat index values up to 105 early in the evening. .THURSDAY...Sunny, hot with highs in the upper 90s. Heat index values up to 110. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s. Heat index values up to 110 early in the evening. .FRIDAY...Mostly sunny. Highs in the mid 90s. Heat index values up to 110. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 70s. Heat index values up to 105 early in the evening. .SATURDAY...Sunny. Highs in the lower 90s. Heat index values up to 105. $$ TXZ198-240200- Grimes- Including the city of Navasota 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Mostly sunny with a slight chance of showers with isolated thunderstorms. Hot with highs around 103. South winds around 5 mph. Chance of rain 20 percent. .TONIGHT...Partly cloudy with a slight chance of showers with isolated thunderstorms in the evening, then mostly clear after midnight. Lows in the upper 70s. South winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 106 early in the evening. .MONDAY...Sunny, hot with highs around 102. Southwest winds 5 to 10 mph. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s. South winds 10 to 15 mph. .TUESDAY...Mostly sunny. Hot with highs around 101. Southwest winds 5 to 10 mph. Heat index values up to 107. .TUESDAY NIGHT...Partly cloudy. Lows in the upper 70s. Heat index values up to 105 early in the evening. .WEDNESDAY...Mostly sunny. Hot with highs around 100. Heat index values up to 110. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s. Heat index values up to 105 early in the evening. .THURSDAY...Mostly sunny. Hot with highs around 100. Heat index values up to 110 in the afternoon. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 70s. Heat index values up to 105 early in the evening. .FRIDAY...Mostly sunny. Hot with highs in the upper 90s. Heat index values up to 110. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 70s. Heat index values up to 105 early in the evening. .SATURDAY...Sunny, hot with highs in the upper 90s. Heat index values up to 110. $$ TXZ213-240200- Inland Harris- Including the city of Houston 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Mostly sunny with a slight chance of showers with isolated thunderstorms. Hot with highs around 101. South winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 109. .TONIGHT...Partly cloudy with a slight chance of showers with isolated thunderstorms in the evening, then mostly clear after midnight. Lows in the upper 70s. South winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 109 early in the evening. .MONDAY...Sunny, hot with highs around 100. Southwest winds 5 to 10 mph. Heat index values up to 107. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s. South winds 10 to 15 mph. Heat index values up to 106 early in the evening. .TUESDAY...Mostly sunny. Hot with highs around 101. Southwest winds 5 to 10 mph. Heat index values up to 111. .TUESDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows around 80. Heat index values up to 110 early in the evening. .WEDNESDAY...Mostly sunny. Hot with highs around 100. Heat index values up to 110. .WEDNESDAY NIGHT...Mostly clear. Lows around 80. Heat index values up to 110 early in the evening. .THURSDAY...Sunny, hot with highs around 100. Heat index values up to 110. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s. Heat index values up to 105 early in the evening. .FRIDAY...Mostly sunny. Hot with highs in the upper 90s. Heat index values up to 105. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 70s. Heat index values up to 105 early in the evening. .SATURDAY...Sunny, hot with highs in the upper 90s. Heat index values up to 105. $$ TXZ163-240200- Houston- Including the city of Crockett 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Mostly sunny with a slight chance of showers with isolated thunderstorms. Hot with highs around 103. Southwest winds around 5 mph. Chance of rain 20 percent. .TONIGHT...Partly cloudy with a slight chance of showers with isolated thunderstorms in the evening, then mostly clear after midnight. Lows in the upper 70s. South winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 107 early in the evening. .MONDAY...Mostly sunny. Hot with highs around 103. Southwest winds 5 to 10 mph. .MONDAY NIGHT...Partly cloudy. Lows in the upper 70s. South winds 5 to 10 mph. Heat index values up to 107 early in the evening. .TUESDAY...Mostly sunny. Hot with highs around 101. Southwest winds 5 to 10 mph. .TUESDAY NIGHT...Partly cloudy. Lows in the upper 70s. Heat index values up to 105 early in the evening. .WEDNESDAY...Partly sunny. Hot with highs around 100. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s. Heat index values up to 105 early in the evening. .THURSDAY...Mostly sunny. Hot with highs around 100. Heat index values up to 110 in the afternoon. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 70s. Heat index values up to 105 early in the evening. .FRIDAY...Mostly sunny. Hot with highs in the upper 90s. Heat index values up to 105. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 70s. Heat index values up to 105 early in the evening. .SATURDAY...Sunny, hot with highs in the upper 90s. Heat index values up to 105. $$ TXZ235-240200- Inland Jackson- Including the cities of Edna and Ganado 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Mostly sunny. Hot with highs around 100. South winds 5 to 10 mph. Heat index values up to 109. .TONIGHT...Partly cloudy in the evening, then becoming mostly clear. Patchy fog after midnight. Lows in the upper 70s. South winds 10 to 15 mph, diminishing to around 5 mph after midnight. Heat index values up to 105 early in the evening. .MONDAY...Patchy fog in the morning. Sunny, hot with highs in the upper 90s. Southwest winds 5 to 10 mph, becoming south 10 to 15 mph in the afternoon. .MONDAY NIGHT...Mostly clear. Patchy fog after midnight. Humid with lows in the upper 70s. South winds 10 to 15 mph. .TUESDAY...Patchy fog in the morning. Mostly sunny. Hot with highs in the upper 90s. Southwest winds around 5 mph, becoming south 10 to 15 mph in the afternoon. Heat index values up to 108. .TUESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s. .WEDNESDAY...Mostly sunny. Hot with highs around 100. Heat index values up to 110. .WEDNESDAY NIGHT...Clear. Lows in the upper 70s. Heat index values up to 105 early in the evening. .THURSDAY...Sunny, hot with highs around 100. Heat index values up to 110. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s. Heat index values up to 110 early in the evening. .FRIDAY...Mostly sunny. Hot with highs in the upper 90s. Heat index values up to 110. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 70s. Heat index values up to 105 early in the evening. .SATURDAY...Sunny, hot with highs in the upper 90s. Heat index values up to 110. $$ TXZ200-240200- Northern Liberty- Including the cities of Liberty, Cleveland, and Dayton 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Mostly sunny with a slight chance of showers with isolated thunderstorms. Hot with highs around 100. South winds around 5 mph. Chance of rain 20 percent. Heat index values up to 108. .TONIGHT...Partly cloudy with a slight chance of showers with isolated thunderstorms in the evening, then mostly clear after midnight. Lows in the mid 70s. South winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 109 early in the evening. .MONDAY...Sunny, hot with highs in the upper 90s. Southwest winds 5 to 10 mph. Heat index values up to 108. .MONDAY NIGHT...Partly cloudy. Humid with lows in the mid 70s. South winds 5 to 10 mph. Heat index values up to 107 early in the evening. .TUESDAY...Mostly sunny. Hot with highs around 100. Southwest winds 5 to 10 mph. Heat index values up to 112. .TUESDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 70s. Heat index values up to 110 early in the evening. .WEDNESDAY...Mostly sunny. Hot with highs around 100. Heat index values up to 110. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 70s. Heat index values up to 105 early in the evening. .THURSDAY...Sunny, hot with highs in the upper 90s. Heat index values up to 110. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s. Heat index values up to 105 early in the evening. .FRIDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Hot with highs in the upper 90s. Chance of rain 30 percent. Heat index values up to 105. .FRIDAY NIGHT...Mostly clear. Lows in the mid 70s. .SATURDAY...Sunny, hot with highs in the upper 90s. Heat index values up to 105. $$ TXZ176-240200- Madison- Including the city of Madisonville 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Mostly sunny with a slight chance of showers with isolated thunderstorms. Hot with highs around 103. South winds around 5 mph. Chance of rain 20 percent. .TONIGHT...Partly cloudy with a slight chance of showers with isolated thunderstorms in the evening, then mostly clear after midnight. Lows in the upper 70s. South winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 106 early in the evening. .MONDAY...Sunny, hot with highs around 104. Southwest winds 5 to 10 mph. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s. South winds around 10 mph. Heat index values up to 106 early in the evening. .TUESDAY...Mostly sunny. Hot with highs around 102. Southwest winds 5 to 10 mph. .TUESDAY NIGHT...Partly cloudy. Lows in the mid 70s. Heat index values up to 105 early in the evening. .WEDNESDAY...Mostly sunny. Hot with highs around 100. Heat index values up to 110 in the afternoon. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s. Heat index values up to 105 early in the evening. .THURSDAY...Mostly sunny. Hot with highs around 100. Heat index values up to 110 in the afternoon. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 70s. Heat index values up to 110 early in the evening. .FRIDAY...Mostly sunny. Hot with highs in the upper 90s. Heat index values up to 110 in the afternoon. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 70s. Heat index values up to 105 early in the evening. .SATURDAY...Sunny, hot with highs in the upper 90s. Heat index values up to 110 in the afternoon. $$ TXZ236-240200- Inland Matagorda- Including the city of Bay City 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Mostly sunny with a slight chance of showers with isolated thunderstorms. Hot. Near steady temperature in the mid 90s. South winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 109. .TONIGHT...Mostly clear. A slight chance of showers with isolated thunderstorms in the evening. Humid with lows in the upper 70s. South winds 5 to 10 mph. Chance of rain 20 percent. .MONDAY...Sunny, hot with highs in the mid 90s. Southwest winds 5 to 10 mph. Heat index values up to 106. .MONDAY NIGHT...Mostly clear. Humid with lows in the upper 70s. South winds 5 to 10 mph. .TUESDAY...Mostly sunny. Hot with highs in the mid 90s. Southwest winds around 5 mph, becoming south 10 to 15 mph in the afternoon. Heat index values up to 108. .TUESDAY NIGHT...Partly cloudy. Lows in the upper 70s. Heat index values up to 105 early in the evening. .WEDNESDAY...Mostly sunny. Hot with highs in the upper 90s. Heat index values up to 110. .WEDNESDAY NIGHT...Clear. Lows in the upper 70s. .THURSDAY...Sunny, hot with highs in the upper 90s. Heat index values up to 110. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s. Heat index values up to 105 early in the evening. .FRIDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Hot with highs in the mid 90s. Chance of rain 30 percent. Heat index values up to 110. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 70s. Heat index values up to 105 early in the evening. .SATURDAY...Sunny. Highs in the mid 90s. Heat index values up to 105. $$ TXZ199-240200- Montgomery- Including the cities of Conroe and The Woodlands 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Mostly sunny with a slight chance of showers with isolated thunderstorms. Hot with highs around 102. South winds around 5 mph. Chance of rain 20 percent. Heat index values up to 108. .TONIGHT...Partly cloudy with a slight chance of showers with isolated thunderstorms in the evening, then mostly clear after midnight. Lows in the upper 70s. South winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 107 early in the evening. .MONDAY...Sunny, hot with highs around 101. Southwest winds 5 to 10 mph. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s. South winds 5 to 10 mph. Heat index values up to 105 early in the evening. .TUESDAY...Mostly sunny. Hot with highs around 100. Southwest winds 5 to 10 mph. Heat index values up to 110. .TUESDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 70s. Heat index values up to 110 early in the evening. .WEDNESDAY...Mostly sunny. Hot with highs around 100. Heat index values up to 110. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 70s. Heat index values up to 110 early in the evening. .THURSDAY...Mostly sunny. Hot with highs around 100. Heat index values up to 110 in the afternoon. .THURSDAY NIGHT...Partly cloudy. Lows in the upper 70s. Heat index values up to 105 early in the evening. .FRIDAY...Mostly sunny. Hot with highs in the upper 90s. Heat index values up to 110. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 70s. .SATURDAY...Sunny, hot with highs in the upper 90s. Heat index values up to 105. $$ TXZ179-240200- Polk- Including the cities of Livingston and Corrigan 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Mostly sunny with a slight chance of showers with isolated thunderstorms. Hot with highs around 101. Southwest winds around 5 mph. Chance of rain 20 percent. Heat index values up to 108. .TONIGHT...Partly cloudy with a slight chance of showers with isolated thunderstorms in the evening, then mostly clear after midnight. Lows in the upper 70s. South winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 107 early in the evening. .MONDAY...Mostly sunny. Hot with highs around 101. Southwest winds around 5 mph. .MONDAY NIGHT...Partly cloudy. Lows in the upper 70s. South winds 5 to 10 mph. Heat index values up to 106 early in the evening. .TUESDAY...Mostly sunny. Hot with highs around 100. Southwest winds around 5 mph. Heat index values up to 111 in the afternoon. .TUESDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 70s. Heat index values up to 110 early in the evening. .WEDNESDAY...Mostly sunny. Hot with highs around 100. Heat index values up to 110. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 70s. Heat index values up to 105 early in the evening. .THURSDAY...Mostly sunny. Hot with highs around 100. Heat index values up to 110 in the afternoon. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s. Heat index values up to 105 early in the evening. .FRIDAY...Mostly sunny. Hot with highs in the upper 90s. Heat index values up to 105. .FRIDAY NIGHT...Mostly clear. Lows in the mid 70s. Heat index values up to 105 early in the evening. .SATURDAY...Sunny, hot with highs in the upper 90s. Heat index values up to 105. $$ TXZ178-240200- San Jacinto- Including the cities of Shepherd and Coldspring 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Mostly sunny with a slight chance of showers with isolated thunderstorms. Hot with highs around 101. South winds around 5 mph. Chance of rain 20 percent. Heat index values up to 108. .TONIGHT...Partly cloudy with a slight chance of showers with isolated thunderstorms in the evening, then mostly clear after midnight. Lows in the upper 70s. South winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 106 early in the evening. .MONDAY...Sunny, hot with highs around 100. Southwest winds around 5 mph. Heat index values up to 107. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s. South winds 5 to 10 mph. Heat index values up to 106 early in the evening. .TUESDAY...Mostly sunny. Hot with highs around 100. Southwest winds around 5 mph. Heat index values up to 111 in the afternoon. .TUESDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 70s. Heat index values up to 110 early in the evening. .WEDNESDAY...Mostly sunny. Hot with highs around 100. Heat index values up to 110. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 70s. Heat index values up to 105 early in the evening. .THURSDAY...Mostly sunny. Hot with highs in the upper 90s. Heat index values up to 110 in the afternoon. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 70s. Heat index values up to 105 early in the evening. .FRIDAY...Mostly sunny. Hot with highs in the upper 90s. Heat index values up to 105. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 70s. .SATURDAY...Sunny, hot with highs in the upper 90s. Heat index values up to 105. $$ TXZ164-240200- Trinity- Including the cities of Trinity and Groveton 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Mostly sunny with a slight chance of showers with isolated thunderstorms. Hot with highs around 102. Southwest winds around 5 mph. Chance of rain 20 percent. Heat index values up to 108. .TONIGHT...Partly cloudy with a slight chance of showers with isolated thunderstorms in the evening, then mostly clear after midnight. Lows in the upper 70s. South winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 107 early in the evening. .MONDAY...Mostly sunny. Hot with highs around 102. Southwest winds around 5 mph. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s. South winds 5 to 10 mph. Heat index values up to 106 early in the evening. .TUESDAY...Mostly sunny. Hot with highs around 100. Southwest winds around 5 mph. Heat index values up to 107. .TUESDAY NIGHT...Partly cloudy. Lows in the upper 70s. Heat index values up to 105 early in the evening. .WEDNESDAY...Mostly sunny. Hot with highs around 100. Heat index values up to 105. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s. Heat index values up to 105 early in the evening. .THURSDAY...Mostly sunny. Hot with highs around 100. Heat index values up to 110 in the afternoon. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 70s. Heat index values up to 105 early in the evening. .FRIDAY...Mostly sunny. Hot with highs in the upper 90s. Heat index values up to 105. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 70s. .SATURDAY...Sunny, hot with highs in the upper 90s. $$ TXZ177-240200- Walker- Including the city of Huntsville 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Mostly sunny with a slight chance of showers with isolated thunderstorms. Hot with highs around 102. South winds around 5 mph. Chance of rain 20 percent. .TONIGHT...Partly cloudy with a slight chance of showers with isolated thunderstorms in the evening, then mostly clear after midnight. Lows in the upper 70s. South winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 105 early in the evening. .MONDAY...Sunny, hot with highs around 102. Southwest winds 5 to 10 mph. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s. South winds 5 to 10 mph. Heat index values up to 105 early in the evening. .TUESDAY...Mostly sunny. Hot with highs around 101. Southwest winds 5 to 10 mph. Heat index values up to 107 in the afternoon. .TUESDAY NIGHT...Partly cloudy. Lows in the upper 70s. Heat index values up to 105 early in the evening. .WEDNESDAY...Mostly sunny. Hot with highs around 100. Heat index values up to 110. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s. Heat index values up to 105 early in the evening. .THURSDAY...Mostly sunny. Hot with highs around 100. Heat index values up to 110. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 70s. Heat index values up to 105 early in the evening. .FRIDAY...Mostly sunny. Hot with highs in the upper 90s. Heat index values up to 110. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 70s. .SATURDAY...Sunny, hot with highs in the upper 90s. Heat index values up to 105. $$ TXZ212-240200- Waller- Including the cities of Hempstead, Prairie View, Brookshire, and Waller 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Mostly sunny with a slight chance of showers with isolated thunderstorms. Hot with highs around 101. South winds around 5 mph. Chance of rain 20 percent. Heat index values up to 107. .TONIGHT...Partly cloudy with a slight chance of showers with isolated thunderstorms in the evening, then mostly clear after midnight. Patchy fog after midnight. Lows in the upper 70s. South winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 107 early in the evening. .MONDAY...Patchy fog in the morning. Sunny, hot with highs around 100. Southwest winds 5 to 10 mph. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Patchy fog after midnight. Lows in the upper 70s. South winds 5 to 10 mph. Heat index values up to 105 early in the evening. .TUESDAY...Patchy fog in the morning. Mostly sunny. Hot with highs around 100. Southwest winds 5 to 10 mph. Heat index values up to 109. .TUESDAY NIGHT...Partly cloudy. Lows in the upper 70s. Heat index values up to 110 early in the evening. .WEDNESDAY...Mostly sunny. Hot with highs around 100. Heat index values up to 110. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 70s. Heat index values up to 105 early in the evening. .THURSDAY...Mostly sunny. Hot with highs around 100. Heat index values up to 110. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s. Heat index values up to 105 early in the evening. .FRIDAY...Mostly sunny. Hot with highs in the upper 90s. Heat index values up to 105. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 70s. .SATURDAY...Sunny, hot with highs in the upper 90s. Heat index values up to 105. $$ TXZ197-240200- Washington- Including the city of Brenham 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Mostly sunny with a slight chance of showers with isolated thunderstorms. Hot with highs around 102. South winds around 5 mph. Chance of rain 20 percent. .TONIGHT...Partly cloudy with a slight chance of showers with isolated thunderstorms in the evening, then mostly clear after midnight. Lows in the upper 70s. South winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 107 early in the evening. .MONDAY...Sunny, hot with highs around 102. Southwest winds 5 to 10 mph. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s. South winds 5 to 10 mph. .TUESDAY...Mostly sunny. Hot with highs around 100. Southwest winds 5 to 10 mph. .TUESDAY NIGHT...Partly cloudy. Lows in the upper 70s. Heat index values up to 105 early in the evening. .WEDNESDAY...Mostly sunny. Hot with highs around 100. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 70s. Heat index values up to 105 early in the evening. .THURSDAY...Mostly sunny. Hot with highs around 100. Heat index values up to 105. .THURSDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 70s. Heat index values up to 105 early in the evening. .FRIDAY...Mostly sunny. Hot with highs in the upper 90s. Heat index values up to 105. .FRIDAY NIGHT...Mostly clear. Lows in the mid 70s. .SATURDAY...Mostly sunny. Hot with highs in the upper 90s. Heat index values up to 105. $$ TXZ226-240200- Wharton- Including the cities of El Campo and Wharton 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Mostly sunny. Hot with highs around 100. South winds 5 to 10 mph. Heat index values up to 107. .TONIGHT...Partly cloudy in the evening, then becoming mostly clear. Patchy fog after midnight. Lows in the mid 70s. South winds 5 to 10 mph. Heat index values up to 106 early in the evening. .MONDAY...Patchy fog in the morning. Sunny, hot with highs in the upper 90s. Southwest winds 5 to 10 mph, becoming south in the afternoon. .MONDAY NIGHT...Mostly clear. Patchy fog after midnight. Lows in the mid 70s. South winds 10 to 15 mph. .TUESDAY...Patchy fog in the morning. Mostly sunny. Hot with highs in the upper 90s. Southwest winds around 5 mph, becoming south 10 to 15 mph in the afternoon. Heat index values up to 108. .TUESDAY NIGHT...Partly cloudy. Lows in the upper 70s. Heat index values up to 105 early in the evening. .WEDNESDAY...Mostly sunny. Hot with highs around 100. Heat index values up to 110. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 70s. Heat index values up to 105 early in the evening. .THURSDAY...Sunny, hot with highs around 100. Heat index values up to 110. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s. Heat index values up to 105 early in the evening. .FRIDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Hot with highs in the upper 90s. Chance of rain 30 percent. Heat index values up to 110. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 70s. .SATURDAY...Sunny, hot with highs in the mid 90s. Heat index values up to 105. $$ TXZ300-240200- Southern Liberty- Including the city of Devers 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Mostly sunny with a slight chance of showers with isolated thunderstorms. Hot with highs in the upper 90s. Southwest winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 109. .TONIGHT...Partly cloudy with a slight chance of showers with isolated thunderstorms in the evening, then mostly clear after midnight. Humid with lows in the upper 70s. South winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 109 early in the evening. .MONDAY...Sunny, hot with highs in the upper 90s. Southwest winds 5 to 10 mph. Heat index values up to 108. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Humid with lows in the upper 70s. South winds 5 to 10 mph. Heat index values up to 108 early in the evening. .TUESDAY...Mostly sunny. Hot with highs in the upper 90s. Southwest winds 5 to 10 mph. Heat index values up to 110. .TUESDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 70s. Heat index values up to 110 early in the evening. .WEDNESDAY...Mostly sunny. Hot with highs in the upper 90s. Heat index values up to 110. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 70s. Heat index values up to 105 early in the evening. .THURSDAY...Mostly sunny. Hot with highs in the upper 90s. Heat index values up to 110. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s. Heat index values up to 105 early in the evening. .FRIDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Hot with highs in the mid 90s. Chance of rain 30 percent. Heat index values up to 105. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 70s. .SATURDAY...Sunny. Highs in the mid 90s. Heat index values up to 105. $$ TXZ313-240200- Coastal Harris- Including the cities of Pasadena and Baytown 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Mostly sunny with a slight chance of showers with isolated thunderstorms. Hot with highs in the upper 90s. South winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 111. .TONIGHT...Partly cloudy. A slight chance of showers with isolated thunderstorms in the evening. Humid with lows in the upper 70s. South winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 110 early in the evening. .MONDAY...Sunny, hot with highs in the upper 90s. Southwest winds 5 to 10 mph, becoming south 10 to 15 mph in the afternoon. Heat index values up to 108. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Humid with lows in the upper 70s. South winds 10 to 15 mph. Heat index values up to 106 early in the evening. .TUESDAY...Mostly sunny. Hot with highs in the upper 90s. Southwest winds around 5 mph, becoming south 10 to 15 mph in the afternoon. Heat index values up to 110. .TUESDAY NIGHT...Partly cloudy in the evening, then clearing. Lows around 80. Heat index values up to 105 early in the evening. .WEDNESDAY...Mostly sunny. Hot with highs in the upper 90s. Heat index values up to 110. .WEDNESDAY NIGHT...Mostly clear. Lows in the lower 80s. Heat index values up to 105 early in the evening. .THURSDAY...Sunny, hot with highs in the upper 90s. Heat index values up to 110. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows around 80. Heat index values up to 110 early in the evening. .FRIDAY...Mostly sunny. Hot with highs in the mid 90s. Heat index values up to 105. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 70s. Heat index values up to 105 early in the evening. .SATURDAY...Sunny. Highs in the mid 90s. Heat index values up to 105. $$ TXZ338-240200- Coastal Galveston- Including the cities of Texas City, Dickinson, and La Marque 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Sunny, hot. Near steady temperature in the mid 90s. South winds 5 to 10 mph. Heat index values up to 113. .TONIGHT...Mostly clear. Humid with lows in the upper 70s. Southwest winds 10 to 15 mph. Heat index values up to 108 early in the evening. .MONDAY...Sunny with highs in the mid 90s. Southwest winds 5 to 10 mph, becoming south 10 to 15 mph in the afternoon. Heat index values up to 108. .MONDAY NIGHT...Mostly clear. Humid with lows in the upper 70s. South winds 10 to 15 mph. .TUESDAY...Mostly sunny. Humid with highs in the lower 90s. Southwest winds 5 to 10 mph, becoming south 10 to 15 mph in the afternoon. Heat index values up to 108. .TUESDAY NIGHT...Partly cloudy. Lows in the upper 70s. .WEDNESDAY...Mostly sunny. Hot with highs in the mid 90s. Heat index values up to 110. .WEDNESDAY NIGHT...Mostly clear. Lows around 80. Heat index values up to 105 early in the evening. .THURSDAY...Sunny, hot with highs in the mid 90s. Heat index values up to 115. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s. Heat index values up to 110 early in the evening. .FRIDAY...Mostly sunny. Highs in the lower 90s. Heat index values up to 110. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 70s. Heat index values up to 105 early in the evening. .SATURDAY...Sunny. Highs in the lower 90s. Heat index values up to 110. $$ TXZ337-240200- Coastal Brazoria- Including the cities of Lake Jackson, Freeport, and Clute 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Sunny, hot. Near steady temperature in the mid 90s. South winds 5 to 10 mph. Heat index values up to 111. .TONIGHT...Mostly clear. Humid with lows in the upper 70s. South winds 5 to 10 mph. Heat index values up to 105 early in the evening. .MONDAY...Sunny with highs in the mid 90s. Southwest winds 5 to 10 mph. Heat index values up to 107. .MONDAY NIGHT...Mostly clear. Humid with lows in the upper 70s. South winds 5 to 10 mph. .TUESDAY...Mostly sunny. Humid with highs in the mid 90s. South winds 5 to 10 mph. Heat index values up to 107. .TUESDAY NIGHT...Partly cloudy. Lows in the upper 70s. .WEDNESDAY...Mostly sunny. Hot with highs in the mid 90s. Heat index values up to 110. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 70s. .THURSDAY...Sunny, hot with highs in the mid 90s. Heat index values up to 110. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s. Heat index values up to 105 early in the evening. .FRIDAY...Sunny. Highs in the lower 90s. Heat index values up to 105. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 70s. .SATURDAY...Sunny. Highs in the lower 90s. Heat index values up to 105. $$ TXZ336-240200- Coastal Matagorda- Including the city of Palacios 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Sunny. Near steady temperature in the lower 90s. South winds 5 to 10 mph. Heat index values up to 109. .TONIGHT...Mostly clear. Humid with lows in the upper 70s. South winds 5 to 10 mph. .MONDAY...Sunny with highs in the lower 90s. Southwest winds 5 to 10 mph. Heat index values up to 105. .MONDAY NIGHT...Mostly clear. Humid with lows around 80. South winds 5 to 10 mph. .TUESDAY...Mostly sunny. Humid with highs in the lower 90s. South winds 5 to 10 mph. Heat index values up to 108. .TUESDAY NIGHT...Partly cloudy. Lows around 80. Heat index values up to 105 early in the evening. .WEDNESDAY...Mostly sunny. Highs in the mid 90s. Heat index values up to 105. .WEDNESDAY NIGHT...Clear. Lows in the lower 80s. .THURSDAY...Sunny. Highs in the mid 90s. Heat index values up to 110. .THURSDAY NIGHT...Mostly clear. Lows around 80. Heat index values up to 105 early in the evening. .FRIDAY...Mostly sunny. Highs in the lower 90s. Heat index values up to 110. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 70s. Heat index values up to 105 early in the evening. .SATURDAY...Sunny. Highs in the lower 90s. Heat index values up to 105. $$ TXZ335-240200- Coastal Jackson- 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Sunny, hot. Near steady temperature in the mid 90s. South winds 5 to 10 mph. Heat index values up to 110. .TONIGHT...Mostly clear. Humid with lows in the upper 70s. South winds 10 to 15 mph. .MONDAY...Sunny, hot with highs in the mid 90s. Southwest winds 5 to 10 mph, becoming south 10 to 15 mph in the afternoon. Heat index values up to 106. .MONDAY NIGHT...Mostly clear. Humid with lows in the upper 70s. South winds 10 to 15 mph. .TUESDAY...Mostly sunny. Hot with highs in the mid 90s. South winds 10 to 15 mph. Heat index values up to 106. .TUESDAY NIGHT...Partly cloudy. Lows around 80. .WEDNESDAY...Mostly sunny. Hot with highs in the mid 90s. Heat index values up to 110. .WEDNESDAY NIGHT...Clear. Lows around 80. Heat index values up to 105 early in the evening. .THURSDAY...Sunny, hot with highs in the upper 90s. Heat index values up to 115. .THURSDAY NIGHT...Mostly clear. Lows in the upper 70s. Heat index values up to 110 early in the evening. .FRIDAY...Mostly sunny. Hot with highs in the mid 90s. Heat index values up to 110. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 70s. Heat index values up to 105 early in the evening. .SATURDAY...Sunny. Highs in the mid 90s. Heat index values up to 110. $$ TXZ436-240200- Matagorda Islands- 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Sunny. Near steady temperature in the upper 80s. South winds around 10 mph. Heat index values up to 105. .TONIGHT...Mostly clear. Humid with lows in the lower 80s. South winds 10 to 15 mph. .MONDAY...Mostly sunny. Humid with highs in the upper 80s. Southwest winds 10 to 15 mph. .MONDAY NIGHT...Mostly clear. Humid. Near steady temperature in the mid 80s. South winds 10 to 15 mph. .TUESDAY...Mostly sunny. Humid. Near steady temperature in the mid 80s. South winds 10 to 15 mph. .TUESDAY NIGHT...Partly cloudy. Near steady temperature in the mid 80s. .WEDNESDAY...Mostly sunny. Highs in the upper 80s. .WEDNESDAY NIGHT...Clear. Near steady temperature in the mid 80s. .THURSDAY...Sunny. Highs in the upper 80s. .THURSDAY NIGHT...Mostly clear. Near steady temperature in the mid 80s. .FRIDAY...Sunny. Near steady temperature in the mid 80s. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Near steady temperature in the mid 80s. .SATURDAY...Sunny. Highs in the upper 80s. $$ TXZ437-240200- Brazoria Islands- Including the city of Surfside Beach 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Sunny. Near steady temperature in the lower 90s. South winds 10 to 15 mph. Heat index values up to 108. .TONIGHT...Mostly clear. Humid with lows in the lower 80s. South winds 10 to 15 mph. .MONDAY...Sunny with highs around 90. Southwest winds 10 to 15 mph. Heat index values up to 106. .MONDAY NIGHT...Mostly clear. Humid with lows in the lower 80s. South winds 10 to 15 mph. .TUESDAY...Mostly sunny. Humid with highs in the upper 80s. South winds 10 to 15 mph. Heat index values up to 105. .TUESDAY NIGHT...Partly cloudy. Near steady temperature in the mid 80s. .WEDNESDAY...Mostly sunny. Highs around 90. Heat index values up to 105. .WEDNESDAY NIGHT...Mostly clear. Lows in the lower 80s. .THURSDAY...Sunny. Highs in the lower 90s. Heat index values up to 105. .THURSDAY NIGHT...Mostly clear. Lows in the lower 80s. .FRIDAY...Sunny. A chance of showers and thunderstorms in the morning. Highs in the upper 80s. Chance of rain 30 percent. Heat index values up to 105. .FRIDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 80s. .SATURDAY...Sunny. Highs in the upper 80s. $$ TXZ438-240200- Galveston Island- Including the city of Galveston 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Sunny. Near steady temperature in the lower 90s. South winds 10 to 15 mph. Heat index values up to 110. .TONIGHT...Mostly clear in the evening, then becoming partly cloudy. Humid with lows in the lower 80s. Southwest winds 10 to 15 mph. Heat index values up to 108 early. .MONDAY...Sunny with highs in the lower 90s. Southwest winds 10 to 15 mph. Heat index values up to 108. .MONDAY NIGHT...Mostly clear. Humid with lows in the mid 80s. South winds 10 to 15 mph. Heat index values up to 105 early. .TUESDAY...Mostly sunny. Humid with highs in the lower 90s. Southwest winds 10 to 15 mph, becoming south in the afternoon. Heat index values up to 107. .TUESDAY NIGHT...Partly cloudy. Lows in the mid 80s. .WEDNESDAY...Mostly sunny. Highs in the lower 90s. Heat index values up to 105. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 80s. .THURSDAY...Sunny. Highs in the lower 90s. Heat index values up to 105. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 80s. Heat index values up to 105 early. .FRIDAY...Sunny. Highs around 90. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 80s. .SATURDAY...Sunny. Highs around 90. Heat index values up to 105. $$ TXZ439-240200- Bolivar Peninsula- 123 PM CDT Sun Aug 23 2026 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT MONDAY... .THIS AFTERNOON...Sunny. Near steady temperature in the lower 90s. South winds 5 to 10 mph. Heat index values up to 112. .TONIGHT...Partly cloudy in the evening, then becoming mostly clear. Humid with lows in the lower 80s. Southwest winds 10 to 15 mph. Heat index values up to 108 early. .MONDAY...Sunny with highs in the lower 90s. Southwest winds 10 to 15 mph. Heat index values up to 107. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Humid with lows in the lower 80s. South winds 10 to 15 mph. .TUESDAY...Mostly sunny. Humid with highs in the lower 90s. Southwest winds 10 to 15 mph. Heat index values up to 107. .TUESDAY NIGHT...Partly cloudy. Lows in the lower 80s. .WEDNESDAY...Mostly sunny. Highs in the lower 90s. Heat index values up to 110. .WEDNESDAY NIGHT...Mostly clear. Lows in the lower 80s. Heat index values up to 105 early. .THURSDAY...Sunny. Highs in the lower 90s. Heat index values up to 110. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 80s. Heat index values up to 105 early. .FRIDAY...Sunny. A chance of showers and thunderstorms in the morning. Highs in the lower 90s. Chance of rain 30 percent. Heat index values up to 110. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 80s. .SATURDAY...Sunny. Highs around 90. Heat index values up to 105. $$