Zone Forecast Product
Issued by NWS St. Louis, MO
Issued by NWS St. Louis, MO
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564 FPUS53 KLSX 160703 ZFPLSX Zone Forecasts National Weather Service Saint Louis MO 203 AM CDT Thu Jul 16 2026 ILZ100-101-MOZ061-063-064-161500- Madison IL-Saint Clair IL-Saint Charles MO-Saint Louis MO- Saint Louis City MO- Including the cities of Alton, Edwardsville, Belleville, Cahokia, Saint Charles, and Saint Louis 203 AM CDT Thu Jul 16 2026 .REST OF TONIGHT...Partly cloudy. Near steady temperature in the mid 70s. Light and variable winds. .THURSDAY...Sunny with a slight chance of showers and thunderstorms in the morning, then partly sunny with thunderstorms likely with a chance of showers in the afternoon. Humid with highs in the lower 90s. Light and variable winds, becoming southeast around 5 mph in the afternoon. Chance of rain 70 percent. Heat index values up to 100. .THURSDAY NIGHT...Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy with a slight chance of showers and thunderstorms after midnight. Humid with lows in the mid 70s. Southwest winds around 5 mph in the evening, becoming light and variable. Chance of rain 50 percent. .FRIDAY...Mostly sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Humid with highs around 90. West winds 5 to 10 mph. Chance of rain 50 percent. Heat index values up to 101. .FRIDAY NIGHT...Mostly clear. A chance of showers and thunderstorms in the evening. Humid with lows in the mid 70s. West winds around 5 mph. Chance of rain 40 percent. Heat index values up to 101 early in the evening. .SATURDAY AND SATURDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms. Highs in the lower 90s. Lows in the mid 70s. Chance of rain 20 percent. Heat index values up to 105. .SUNDAY AND SUNDAY NIGHT...Mostly clear. Highs around 90. Lows in the lower 70s. .MONDAY AND MONDAY NIGHT...Partly cloudy. Highs in the lower 90s. Lows in the mid 70s. Heat index values up to 105. .TUESDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 20 percent. Heat index values up to 100. .TUESDAY NIGHT...Mostly clear. Lows around 70. .WEDNESDAY...Mostly sunny. Highs in the upper 80s. $$ MOZ042-049-050-161500- Audrain MO-Osage MO-Callaway MO- Including the cities of Mexico and Fulton 203 AM CDT Thu Jul 16 2026 .REST OF TONIGHT...Mostly clear. Near steady temperature in the lower 70s. Light and variable winds. .THURSDAY...Sunny in the morning, then partly sunny with a chance of showers and thunderstorms in the afternoon. Highs around 90. Light and variable winds, becoming west around 5 mph in the afternoon. Chance of rain 50 percent. .THURSDAY NIGHT...Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Humid with lows in the lower 70s. Southwest winds around 5 mph. Chance of rain 50 percent. .FRIDAY...Sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. West winds 5 to 10 mph. Chance of rain 40 percent. .FRIDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows in the lower 70s. Southwest winds 5 to 10 mph. Gusts up to 20 mph after midnight. Chance of rain 20 percent. .SATURDAY...Sunny. Highs in the lower 90s. .SATURDAY NIGHT...Mostly clear with a slight chance of showers and thunderstorms. Lows in the lower 70s. Chance of rain 20 percent. .SUNDAY AND SUNDAY NIGHT...Mostly clear. Highs in the lower 90s. Lows in the lower 70s. .MONDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 20 percent. Heat index values up to 105 in the afternoon. .MONDAY NIGHT...Mostly clear. Lows in the mid 70s. Heat index values up to 100 early in the evening. .TUESDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 20 percent. .TUESDAY NIGHT...Mostly clear. A slight chance of showers in the evening. Lows in the upper 60s. Chance of rain 20 percent. .WEDNESDAY...Mostly sunny. Highs in the upper 80s. $$ MOZ041-047-048-161500- Boone MO-Moniteau MO-Cole MO- Including the cities of Columbia and Jefferson City 203 AM CDT Thu Jul 16 2026 .REST OF TONIGHT...Partly cloudy. Near steady temperature in the lower 70s. Light and variable winds. .THURSDAY...Mostly sunny. Patchy fog in the morning. A chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Light and variable winds, becoming southwest around 5 mph in the afternoon. Chance of rain 50 percent. .THURSDAY NIGHT...Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Humid with lows in the lower 70s. Southwest winds around 5 mph. Chance of rain 50 percent. .FRIDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Southwest winds 5 to 10 mph. Chance of rain 20 percent. .FRIDAY NIGHT...Mostly clear. Lows in the mid 70s. Southwest winds 5 to 10 mph. .SATURDAY...Sunny. Highs in the lower 90s. Heat index values up to 100. .SATURDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows in the mid 70s. Chance of rain 20 percent. Heat index values up to 100 early in the evening. .SUNDAY THROUGH MONDAY NIGHT...Mostly clear. Hot. Highs in the mid 90s. Lows in the mid 70s. Heat index values up to 105. .TUESDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 20 percent. Heat index values up to 100. .TUESDAY NIGHT...Mostly clear. A slight chance of showers in the evening. Lows in the lower 70s. Chance of rain 20 percent. .WEDNESDAY...Mostly sunny. Highs around 90. $$ ILZ095>097-MOZ018-019-026-027-034>036-161500- Adams IL-Brown IL-Pike IL-Knox MO-Lewis MO-Shelby MO-Marion MO- Monroe MO-Ralls MO-Pike MO- Including the cities of Quincy, Mount Sterling, Pittsfield, Hannibal, and Bowling Green 203 AM CDT Thu Jul 16 2026 .REST OF TONIGHT...Mostly clear. Near steady temperature in the lower 70s. Light and variable winds. .THURSDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs around 90. Light and variable winds, becoming south around 5 mph in the afternoon. Chance of rain 40 percent. .THURSDAY NIGHT...Mostly cloudy with a slight chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows in the lower 70s. Southwest winds around 5 mph. Chance of rain 20 percent. .FRIDAY...Mostly sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Humid with highs around 90. West winds 5 to 10 mph. Chance of rain 50 percent. .FRIDAY NIGHT...Mostly clear. A chance of showers and thunderstorms, mainly in the evening. Humid with lows in the mid 70s. Southwest winds 5 to 10 mph. Chance of rain 40 percent. .SATURDAY...Sunny. Highs in the lower 90s. Heat index values up to 105. .SATURDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows in the lower 70s. Chance of rain 20 percent. Heat index values up to 100 early in the evening. .SUNDAY AND SUNDAY NIGHT...Mostly clear. Highs in the upper 80s. Lows in the lower 70s. .MONDAY...Mostly sunny. Highs in the lower 90s. Heat index values up to 100. .MONDAY NIGHT...Partly cloudy in the evening, then clearing. A slight chance of showers and thunderstorms. Lows in the mid 70s. Chance of rain 20 percent. Heat index values up to 100 early in the evening. .TUESDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs around 90. Chance of rain 20 percent. .TUESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 60s. .WEDNESDAY...Mostly sunny. Highs in the mid 80s. $$ ILZ069-070-074-161500- Clinton IL-Marion IL-Washington IL- Including the cities of Centralia and Salem 203 AM CDT Thu Jul 16 2026 .REST OF TONIGHT...Mostly clear. Near steady temperature in the mid 70s. Light and variable winds. .THURSDAY...Patchy fog in the morning. Sunny with a slight chance of showers and thunderstorms in the morning, then partly sunny with showers and thunderstorms likely in the afternoon. Humid with highs in the upper 80s. Light and variable winds. Chance of rain 70 percent. Heat index values up to 101. .THURSDAY NIGHT...Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy with a slight chance of showers and thunderstorms after midnight. Humid with lows in the lower 70s. Light and variable winds. Chance of rain 50 percent. .FRIDAY...Partly sunny. A chance of showers and thunderstorms in the morning, then showers and thunderstorms likely in the afternoon. Humid with highs in the upper 80s. West winds around 5 mph. Chance of rain 70 percent. Heat index values up to 101. .FRIDAY NIGHT...Partly cloudy with a chance of showers and thunderstorms in the evening, then mostly clear after midnight. Humid with lows in the mid 70s. Southwest winds around 5 mph. Chance of rain 50 percent. Heat index values up to 100 early in the evening. .SATURDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 20 percent. Heat index values up to 105. .SATURDAY NIGHT...Mostly clear. A chance of showers and thunderstorms in the evening. Lows in the lower 70s. Chance of rain 40 percent. Heat index values up to 105 early in the evening. .SUNDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 20 percent. .SUNDAY NIGHT...Mostly clear. Lows in the upper 60s. .MONDAY...Mostly sunny. Highs in the lower 90s. Heat index values up to 100. .MONDAY NIGHT AND TUESDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows in the mid 70s. Highs in the lower 90s. Chance of rain 20 percent. Heat index values up to 100. .TUESDAY NIGHT...Partly cloudy. A slight chance of showers in the evening. Lows in the upper 60s. Chance of rain 20 percent. .WEDNESDAY...Mostly sunny. Highs in the mid 80s. $$ MOZ074-084-085-099-161500- Saint Francois MO-Iron MO-Madison MO-Reynolds MO- Including the city of Farmington 203 AM CDT Thu Jul 16 2026 .REST OF TONIGHT...Partly cloudy. Patchy fog. Near steady temperature in the lower 70s. Light and variable winds. .THURSDAY...Mostly sunny. Patchy fog in the morning. A slight chance of showers and thunderstorms in the morning, then showers and thunderstorms likely in the afternoon. Humid with highs in the mid 80s. Light and variable winds, becoming southwest around 5 mph in the afternoon. Chance of rain 70 percent. .THURSDAY NIGHT...Partly cloudy. Thunderstorms likely with a slight chance of showers in the evening. Humid with lows around 70. Light and variable winds. Chance of rain 60 percent. .FRIDAY...Sunny. A chance of showers and thunderstorms in the afternoon. Humid with highs in the upper 80s. West winds around 5 mph. Chance of rain 40 percent. .FRIDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows in the lower 70s. West winds around 5 mph. Chance of rain 20 percent. .SATURDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 20 percent. Heat index values up to 100. .SATURDAY NIGHT...Mostly clear. Lows in the lower 70s. .SUNDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs around 90. Chance of rain 20 percent. Heat index values up to 100. .SUNDAY NIGHT...Mostly clear. Lows in the lower 70s. .MONDAY...Mostly sunny. Highs in the lower 90s. Heat index values up to 100. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 70s. Heat index values up to 100 early in the evening. .TUESDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 20 percent. Heat index values up to 100. .TUESDAY NIGHT...Mostly clear with a slight chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows around 70. Chance of rain 20 percent. .WEDNESDAY...Mostly sunny. Highs in the upper 80s. $$ MOZ051-052-060-161500- Montgomery MO-Lincoln MO-Warren MO- 203 AM CDT Thu Jul 16 2026 .REST OF TONIGHT...Mostly clear. Near steady temperature in the lower 70s. Light and variable winds. .THURSDAY...Sunny in the morning, then partly sunny with a chance of showers and thunderstorms in the afternoon. Humid with highs around 90. Light and variable winds. Chance of rain 50 percent. Heat index values up to 100. .THURSDAY NIGHT...Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy with a slight chance of showers and thunderstorms after midnight. Humid with lows in the lower 70s. Light and variable winds. Chance of rain 50 percent. .FRIDAY...Mostly sunny with a chance of thunderstorms. A slight chance of showers in the morning, then a chance of showers in the afternoon. Humid with highs around 90. West winds around 5 mph. Chance of rain 50 percent. Heat index values up to 100. .FRIDAY NIGHT...Mostly clear. A chance of showers and thunderstorms in the evening. Humid with lows in the lower 70s. Southwest winds around 5 mph. Chance of rain 40 percent. .SATURDAY...Sunny. Highs in the lower 90s. Heat index values up to 105. .SATURDAY NIGHT AND SUNDAY...Mostly clear. A slight chance of showers and thunderstorms. Lows in the lower 70s. Highs around 90. Chance of rain 20 percent. Heat index values up to 100. .SUNDAY NIGHT...Mostly clear. Lows around 70. .MONDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 20 percent. Heat index values up to 105. .MONDAY 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. .TUESDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 20 percent. .TUESDAY NIGHT...Mostly clear. Lows in the upper 60s. .WEDNESDAY...Mostly sunny. Highs in the upper 80s. $$ ILZ058-059-098-099-161500- Greene IL-Macoupin IL-Calhoun IL-Jersey IL- 203 AM CDT Thu Jul 16 2026 .REST OF TONIGHT...Mostly clear. Near steady temperature in the lower 70s. Light and variable winds. .THURSDAY...Sunny in the morning, then partly sunny with a chance of showers and thunderstorms in the afternoon. Humid with highs around 90. Light and variable winds, becoming southeast around 5 mph in the afternoon. Chance of rain 50 percent. .THURSDAY NIGHT...Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy with a slight chance of showers and thunderstorms after midnight. Humid with lows in the lower 70s. South winds around 5 mph in the evening, becoming light and variable. Chance of rain 30 percent. .FRIDAY...Mostly sunny. A chance of showers and thunderstorms in the morning, then showers and thunderstorms likely in the afternoon. Humid with highs around 90. West winds 5 to 10 mph. Chance of rain 60 percent. Heat index values up to 100. .FRIDAY NIGHT...Partly cloudy with a chance of showers and thunderstorms in the evening, then mostly clear after midnight. Humid with lows in the lower 70s. Southwest winds around 5 mph. Chance of rain 40 percent. .SATURDAY AND SATURDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms. Highs in the lower 90s. Lows in the lower 70s. Chance of rain 20 percent. Heat index values up to 105. .SUNDAY AND SUNDAY NIGHT...Mostly clear. Highs in the upper 80s. Lows in the upper 60s. .MONDAY...Mostly sunny. Highs in the lower 90s. Heat index values up to 100. .MONDAY NIGHT AND TUESDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows in the lower 70s. Highs around 90. Chance of rain 20 percent. Heat index values up to 100. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Lows in the upper 60s. Highs in the mid 80s. $$ ILZ060-064-065-161500- Montgomery IL-Bond IL-Fayette IL- Including the cities of Litchfield and Vandalia 203 AM CDT Thu Jul 16 2026 .REST OF TONIGHT...Mostly clear. Near steady temperature in the lower 70s. Light and variable winds. .THURSDAY...Patchy fog in the morning. Sunny with a slight chance of showers and thunderstorms in the morning, then partly sunny with showers and thunderstorms likely in the afternoon. Humid with highs in the upper 80s. Light and variable winds. Chance of rain 70 percent. .THURSDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms, mainly in the evening. Humid with lows in the lower 70s. Light and variable winds. Chance of rain 50 percent. .FRIDAY...Partly sunny. A chance of showers and thunderstorms in the morning, then showers and thunderstorms likely in the afternoon. Humid with highs in the upper 80s. West winds around 5 mph. Chance of rain 70 percent. .FRIDAY NIGHT...Partly cloudy with a chance of showers and thunderstorms in the evening, then mostly clear after midnight. Humid with lows in the lower 70s. Southwest winds around 5 mph. Chance of rain 50 percent. .SATURDAY...Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 30 percent. Heat index values up to 105. .SATURDAY NIGHT...Mostly clear. A chance of showers and thunderstorms in the evening. Lows in the lower 70s. Chance of rain 40 percent. Heat index values up to 100 early in the evening. .SUNDAY AND SUNDAY NIGHT...Mostly clear. Highs in the upper 80s. Lows in the upper 60s. .MONDAY...Mostly sunny. Highs in the upper 80s. .MONDAY NIGHT AND TUESDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows in the lower 70s. Highs in the upper 80s. Chance of rain 20 percent. .TUESDAY NIGHT...Mostly clear. Lows in the upper 60s. .WEDNESDAY...Mostly sunny. Highs in the mid 80s. $$ ILZ079-MOZ075-161500- Randolph IL-Sainte Genevieve MO- Including the cities of Chester and Sparta 203 AM CDT Thu Jul 16 2026 .REST OF TONIGHT...Partly cloudy. Patchy fog. Near steady temperature in the mid 70s. Light and variable winds. .THURSDAY...Patchy fog in the morning. Sunny with a slight chance of showers and thunderstorms in the morning, then partly sunny with showers and thunderstorms likely in the afternoon. Humid with highs in the upper 80s. Light and variable winds, becoming south around 5 mph in the afternoon. Chance of rain 70 percent. Heat index values up to 101. .THURSDAY NIGHT...Partly cloudy. Showers and thunderstorms likely in the evening. Humid with lows in the lower 70s. West winds around 5 mph. Chance of rain 60 percent. .FRIDAY...Mostly sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Humid with highs around 90. West winds around 5 mph. Chance of rain 50 percent. Heat index values up to 101. .FRIDAY NIGHT...Mostly clear. A chance of showers and thunderstorms in the evening. Humid with lows in the lower 70s. West winds around 5 mph. Chance of rain 30 percent. Heat index values up to 100 early in the evening. .SATURDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 20 percent. Heat index values up to 105. .SATURDAY NIGHT...Mostly clear. A chance of showers with a slight chance of thunderstorms in the evening. Lows in the lower 70s. Chance of rain 30 percent. Heat index values up to 100 early in the evening. .SUNDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs around 90. Chance of rain 20 percent. Heat index values up to 100. .SUNDAY NIGHT...Mostly clear. Lows around 70. .MONDAY AND MONDAY NIGHT...Partly cloudy. Highs in the lower 90s. Lows in the mid 70s. Heat index values up to 105. .TUESDAY AND TUESDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms. Highs in the lower 90s. Lows around 70. Chance of rain 20 percent. Heat index values up to 100. .WEDNESDAY...Mostly sunny. Highs in the upper 80s. $$ MOZ059-062-072-073-161500- Gasconade MO-Franklin MO-Crawford MO-Washington MO- Including the cities of Washington, Union, and Sullivan 203 AM CDT Thu Jul 16 2026 .REST OF TONIGHT...Partly cloudy. Patchy fog. Near steady temperature in the lower 70s. Light and variable winds. .THURSDAY...Mostly sunny. Patchy fog in the morning. A slight chance of showers and thunderstorms in the morning, then showers and thunderstorms likely in the afternoon. Humid with highs in the upper 80s. Temperature falling into the mid 80s in the afternoon. Light and variable winds. Chance of rain 70 percent. .THURSDAY NIGHT...Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Humid with lows in the lower 70s. Light and variable winds. Chance of rain 50 percent. .FRIDAY...Sunny. A chance of showers and thunderstorms in the afternoon. Humid with highs in the upper 80s. West winds around 5 mph. Chance of rain 40 percent. .FRIDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows in the lower 70s. Southwest winds around 5 mph. Chance of rain 20 percent. .SATURDAY THROUGH SUNDAY...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. Heat index values up to 100. .SUNDAY NIGHT...Mostly clear. Lows in the lower 70s. .MONDAY...Mostly sunny. Highs in the mid 90s. Heat index values up to 105. .MONDAY NIGHT...Mostly clear. Lows in the mid 70s. Heat index values up to 100 early in the evening. .TUESDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 20 percent. .TUESDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows around 70. Chance of rain 20 percent. .WEDNESDAY...Mostly sunny. Highs in the upper 80s. $$ ILZ102-MOZ065-161500- Monroe IL-Jefferson MO- 203 AM CDT Thu Jul 16 2026 .REST OF TONIGHT...Partly cloudy. Patchy fog. Near steady temperature in the mid 70s. Light and variable winds. .THURSDAY...Mostly sunny. Patchy fog in the morning. A slight chance of showers and thunderstorms in the morning, then showers and thunderstorms likely in the afternoon. Humid with highs around 90. Light and variable winds, becoming southwest around 5 mph in the afternoon. Chance of rain 70 percent. Heat index values up to 102. .THURSDAY NIGHT...Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Humid with lows in the lower 70s. Light and variable winds, becoming west around 5 mph after midnight. Chance of rain 50 percent. .FRIDAY...Mostly sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Humid with highs around 90. West winds around 5 mph. Chance of rain 40 percent. Heat index values up to 101. .FRIDAY NIGHT...Mostly clear. A chance of showers and thunderstorms in the evening. Humid with lows in the lower 70s. West winds around 5 mph. Chance of rain 30 percent. Heat index values up to 100 early in the evening. .SATURDAY THROUGH SUNDAY...Mostly clear with a slight chance of showers and thunderstorms. Highs in the lower 90s. Lows in the lower 70s. Chance of rain 20 percent. Heat index values up to 105. .SUNDAY NIGHT...Mostly clear. Lows around 70. .MONDAY AND MONDAY NIGHT...Partly cloudy. Highs in the mid 90s. Lows in the mid 70s. Heat index values up to 105. .TUESDAY AND TUESDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms. Highs in the lower 90s. Lows around 70. Chance of rain 20 percent. Heat index values up to 100. .WEDNESDAY...Mostly sunny. Highs in the upper 80s. $$