FPUS53 KLSX 091550 ZFPLSX Zone Forecasts National Weather Service Saint Louis MO 1049 AM CDT Thu Jul 9 2026 ILZ100-101-MOZ061-063-064-092300- 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 1049 AM CDT Thu Jul 9 2026 .THIS AFTERNOON...Partly sunny. Isolated showers and thunderstorms early, then scattered showers and thunderstorms. Highs in the upper 80s. West winds around 5 mph. Chance of rain 50 percent. .TONIGHT...Mostly cloudy. Scattered showers and thunderstorms in the evening, then numerous showers and thunderstorms after midnight. Humid with lows in the lower 70s. South winds around 5 mph. Chance of rain 70 percent. .FRIDAY...Partly sunny with scattered showers and thunderstorms. Humid with highs in the upper 80s. Southwest winds around 5 mph, becoming northwest in the afternoon. Chance of rain 50 percent. Heat index values up to 101. .FRIDAY NIGHT...Numerous showers and thunderstorms. Humid with lows around 70. Northeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 70 percent. .SATURDAY...Partly sunny with a chance of showers with a slight chance of thunderstorms. Highs in the mid 80s. Northwest winds 5 to 10 mph. Chance of rain 50 percent. .SATURDAY NIGHT...Partly cloudy. A chance of showers, mainly in the evening. Lows in the upper 60s. Chance of rain 50 percent. .SUNDAY...Sunny with a 20 percent chance of showers. Highs in the upper 80s. .SUNDAY NIGHT THROUGH TUESDAY...Mostly clear. Lows around 70. Highs around 90. .TUESDAY NIGHT...Clear. Lows in the lower 70s. .WEDNESDAY...Sunny. Highs in the lower 90s. $$ MOZ042-049-050-092300- Audrain MO-Osage MO-Callaway MO- Including the cities of Mexico and Fulton 1049 AM CDT Thu Jul 9 2026 .THIS AFTERNOON...Mostly cloudy early, then becoming partly sunny. Scattered showers with isolated thunderstorms. Highs in the upper 80s. Southwest winds 5 to 10 mph with gusts up to 20 mph, becoming south. Chance of rain 50 percent. .TONIGHT...Mostly cloudy with scattered showers and thunderstorms. Humid with lows in the lower 70s. South winds around 5 mph. Chance of rain 50 percent. .FRIDAY...Partly sunny. Isolated showers and thunderstorms in the morning, then scattered showers and thunderstorms in the afternoon. Humid with highs in the upper 80s. Northwest winds around 5 mph. Chance of rain 50 percent. .FRIDAY NIGHT...Numerous thunderstorms. Numerous showers. Lows in the upper 60s. North winds around 5 mph, becoming southwest after midnight. Chance of rain 70 percent. .SATURDAY...Mostly sunny with a chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the mid 80s. North winds 5 to 10 mph. Chance of rain 40 percent. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. A 20 percent chance of showers. Lows in the upper 60s. .SUNDAY...Sunny with a 20 percent chance of showers. Highs in the mid 80s. .SUNDAY NIGHT AND MONDAY...Mostly clear. Lows in the upper 60s. Highs in the upper 80s. .MONDAY NIGHT THROUGH WEDNESDAY...Clear. Lows around 70. Highs in the lower 90s. $$ MOZ041-047-048-092300- Boone MO-Moniteau MO-Cole MO- Including the cities of Columbia and Jefferson City 1049 AM CDT Thu Jul 9 2026 .THIS AFTERNOON...Mostly cloudy early, then becoming partly sunny. Scattered showers. Isolated thunderstorms early, then scattered thunderstorms. Highs in the upper 80s. Southeast winds 5 to 10 mph. Chance of rain 50 percent. .TONIGHT...Mostly cloudy with scattered showers and thunderstorms. Humid with lows in the lower 70s. Southeast winds around 5 mph. Chance of rain 50 percent. .FRIDAY...Partly sunny. Isolated showers and thunderstorms in the morning, then scattered showers and thunderstorms in the afternoon. Humid with highs in the upper 80s. Northwest winds around 5 mph. Chance of rain 50 percent. .FRIDAY NIGHT...Numerous thunderstorms. Numerous showers. Humid with lows in the lower 70s. North winds around 5 mph in the evening, becoming light and variable. Chance of rain 70 percent. .SATURDAY...Mostly sunny with a chance of showers with a slight chance of thunderstorms. Highs in the upper 80s. North winds around 5 mph. Chance of rain 40 percent. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. A 20 percent chance of showers. Lows in the upper 60s. .SUNDAY...Sunny. A slight chance of showers in the afternoon. Highs in the upper 80s. Chance of rain 20 percent. .SUNDAY NIGHT AND MONDAY...Mostly clear. Lows in the upper 60s. Highs in the lower 90s. .MONDAY NIGHT THROUGH WEDNESDAY...Clear. Lows in the lower 70s. Highs in the lower 90s. $$ ILZ095>097-MOZ018-019-026-027-034>036-092300- Adams IL-Brown IL-Pike IL-Knox MO-Lewis MO-Shelby MO-Marion MO- Monroe MO-Ralls MO-Pike MO- Including the cities of Quincy, Mount Sterling, Pittsfield, Hannibal, and Bowling Green 1049 AM CDT Thu Jul 9 2026 .THIS AFTERNOON...Partly sunny with isolated thunderstorms. Isolated showers early, then scattered showers. Highs in the upper 80s. Southwest winds 5 to 10 mph. Chance of rain 50 percent. .TONIGHT...Partly cloudy with isolated showers and thunderstorms. Lows around 70. South winds around 5 mph in the evening, becoming light and variable. Chance of rain 20 percent. .FRIDAY...Partly sunny. Isolated showers and thunderstorms in the morning, then scattered showers and thunderstorms in the afternoon. Humid with highs in the mid 80s. North winds around 5 mph. Chance of rain 30 percent. .FRIDAY NIGHT...Mostly cloudy. Scattered showers and thunderstorms in the evening, then numerous showers and thunderstorms after midnight. Lows in the upper 60s. Northeast winds around 5 mph. Chance of rain 70 percent. .SATURDAY...Mostly sunny. A slight chance of showers in the morning, then a chance of showers in the afternoon. Highs in the mid 80s. Northeast winds around 5 mph. Chance of rain 50 percent. .SATURDAY NIGHT AND SUNDAY...Mostly clear. A 20 percent chance of showers. Lows in the upper 60s. Highs in the mid 80s. .SUNDAY NIGHT AND MONDAY...Mostly clear. Lows in the upper 60s. Highs in the upper 80s. .MONDAY NIGHT THROUGH TUESDAY NIGHT...Clear. Lows around 70. Highs around 90. .WEDNESDAY...Sunny. Highs in the lower 90s. $$ ILZ069-070-074-092300- Clinton IL-Marion IL-Washington IL- Including the cities of Centralia and Salem 1049 AM CDT Thu Jul 9 2026 .THIS AFTERNOON...Sunny early, then becoming partly sunny. Isolated showers and thunderstorms early, then numerous showers and thunderstorms. Highs in the upper 80s. Southwest winds around 5 mph. Chance of rain 60 percent. .TONIGHT...Mostly cloudy. Scattered showers and thunderstorms in the evening, then numerous showers and thunderstorms after midnight. Humid with lows in the lower 70s. South winds around 5 mph. Chance of rain 70 percent. .FRIDAY...Partly sunny with scattered thunderstorms. Numerous showers, mainly in the morning. Humid with highs in the upper 80s. Southwest winds around 5 mph. Chance of rain 70 percent. Heat index values up to 100. .FRIDAY NIGHT...Numerous showers and thunderstorms. Humid with lows around 70. North winds around 5 mph in the evening, becoming light and variable. Chance of rain 70 percent. .SATURDAY...Partly sunny with a chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the mid 80s. West winds around 5 mph, becoming north around 5 mph in the afternoon. Chance of rain 50 percent. .SATURDAY NIGHT...Partly cloudy with a 50 percent chance of showers. Lows in the upper 60s..SUNDAY...Sunny. A chance of showers, mainly in the morning. Highs in the mid 80s. Chance of rain 30 percent. .SUNDAY NIGHT THROUGH WEDNESDAY...Mostly clear. Lows in the upper 60s. Highs around 90. $$ MOZ074-084-085-099-092300- Saint Francois MO-Iron MO-Madison MO-Reynolds MO- Including the city of Farmington 1049 AM CDT Thu Jul 9 2026 .THIS AFTERNOON...Partly sunny with scattered showers. Scattered thunderstorms. Some thunderstorms may produce heavy rainfall. Highs around 90. Southwest winds around 5 mph. Chance of rain 50 percent. Heat index values up to 103. .TONIGHT...Thunderstorms, showers. Some thunderstorms may produce heavy rainfall. Humid with lows in the lower 70s. South winds around 5 mph. Chance of rain 80 percent. .FRIDAY...Mostly sunny with scattered thunderstorms. Scattered showers. Some thunderstorms may produce heavy rainfall. Humid with highs in the upper 80s. Southwest winds around 5 mph. Chance of rain 50 percent. Heat index values up to 100. .FRIDAY NIGHT...Partly cloudy with scattered showers and thunderstorms in the evening, then mostly cloudy with numerous showers and thunderstorms after midnight. Some thunderstorms may produce heavy rainfall. Humid with lows around 70. Southwest winds around 5 mph in the evening, becoming light and variable. Chance of rain 70 percent. .SATURDAY...Partly sunny with a chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the mid 80s. Northwest winds around 5 mph. Chance of rain 50 percent. .SATURDAY NIGHT...A slight chance of thunderstorms in the evening. Partly cloudy with a chance of showers. Lows in the upper 60s. Chance of rain 50 percent. .SUNDAY...Mostly sunny with a chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 40 percent. .SUNDAY NIGHT...Mostly clear. A slight chance of showers in the evening. Lows in the upper 60s. Chance of rain 20 percent. .MONDAY...Sunny. Highs in the upper 80s. .MONDAY NIGHT...Clear. Lows in the upper 60s. .TUESDAY...Sunny. Highs in the upper 80s. .TUESDAY NIGHT...Clear. Lows in the upper 60s. .WEDNESDAY...Sunny. Highs around 90. $$ MOZ051-052-060-092300- Montgomery MO-Lincoln MO-Warren MO- 1049 AM CDT Thu Jul 9 2026 .THIS AFTERNOON...Mostly cloudy early, then becoming partly sunny. Scattered showers. Isolated thunderstorms early, then scattered thunderstorms. Highs in the upper 80s. West winds around 5 mph. Gusts up to 20 mph early. Chance of rain 50 percent. .TONIGHT...Mostly cloudy with scattered showers and thunderstorms. Humid with lows around 70. South winds around 5 mph. Chance of rain 50 percent. .FRIDAY...Partly sunny. Isolated showers and thunderstorms in the morning, then scattered showers and thunderstorms in the afternoon. Humid with highs in the upper 80s. West winds around 5 mph. Chance of rain 50 percent. .FRIDAY NIGHT...Numerous thunderstorms. Numerous showers. Humid with lows in the upper 60s. North winds around 5 mph in the evening, becoming light and variable. Chance of rain 70 percent. .SATURDAY...Mostly sunny with a chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the mid 80s. North winds around 5 mph. Chance of rain 40 percent. .SATURDAY NIGHT...Partly cloudy with a chance of showers in the evening, then mostly clear with a slight chance of showers after midnight. Lows in the upper 60s. Chance of rain 30 percent. .SUNDAY...Sunny with a 20 percent chance of showers. Highs in the upper 80s. .SUNDAY NIGHT THROUGH MONDAY NIGHT...Mostly clear. Lows in the upper 60s. Highs in the upper 80s. .TUESDAY AND TUESDAY NIGHT...Clear. Highs around 90. Lows around 70. .WEDNESDAY...Sunny. Highs in the lower 90s. $$ ILZ058-059-098-099-092300- Greene IL-Macoupin IL-Calhoun IL-Jersey IL- 1049 AM CDT Thu Jul 9 2026 .THIS AFTERNOON...Partly sunny. Isolated showers and thunderstorms early, then scattered showers and thunderstorms. Highs in the upper 80s. Southwest winds around 5 mph. Chance of rain 50 percent. .TONIGHT...Mostly cloudy with scattered showers and thunderstorms. Lows around 70. South winds around 5 mph. Chance of rain 50 percent. .FRIDAY...Partly sunny with scattered showers and thunderstorms. Humid with highs in the upper 80s. West winds around 5 mph. Chance of rain 50 percent. .FRIDAY NIGHT...Mostly cloudy. Scattered showers and thunderstorms in the evening, then numerous showers and thunderstorms after midnight. Lows in the upper 60s. North winds around 5 mph, becoming southeast after midnight. Chance of rain 70 percent. .SATURDAY...Partly sunny with a chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the mid 80s. North winds 5 to 10 mph. Chance of rain 40 percent. .SATURDAY NIGHT...Partly cloudy with a 20 percent chance of showers. Lows in the mid 60s. .SUNDAY...Sunny with a 20 percent chance of showers. Highs in the mid 80s. .SUNDAY NIGHT THROUGH WEDNESDAY...Mostly clear. Lows in the upper 60s. Highs around 90. $$ ILZ060-064-065-092300- Montgomery IL-Bond IL-Fayette IL- Including the cities of Litchfield and Vandalia 1049 AM CDT Thu Jul 9 2026 .THIS AFTERNOON...Sunny early, then becoming partly sunny. Isolated showers and thunderstorms early, then numerous showers and thunderstorms. Highs in the upper 80s. Southwest winds around 5 mph. Chance of rain 60 percent. .TONIGHT...Mostly cloudy. Scattered showers and thunderstorms in the evening, then numerous showers and thunderstorms after midnight. Lows in the lower 70s. South winds around 5 mph. Chance of rain 70 percent. .FRIDAY...Mostly cloudy in the morning, then becoming partly sunny. Scattered thunderstorms. Numerous showers, mainly in the morning. Humid with highs in the mid 80s. Southwest winds around 5 mph. Chance of rain 70 percent. .FRIDAY NIGHT...Mostly cloudy with numerous thunderstorms. Scattered showers in the evening, then numerous showers after midnight. Lows in the upper 60s. North winds around 5 mph, becoming southeast after midnight. Chance of rain 70 percent. .SATURDAY...Partly sunny with a chance of showers with a slight chance of thunderstorms. Highs in the mid 80s. North winds around 5 mph. Chance of rain 40 percent. .SATURDAY NIGHT...Partly cloudy with a 20 percent chance of showers. Lows in the upper 60s. .SUNDAY...Sunny with a 20 percent chance of showers. Highs in the mid 80s. .SUNDAY NIGHT THROUGH WEDNESDAY...Mostly clear. Lows in the upper 60s. Highs in the upper 80s. $$ ILZ079-MOZ075-092300- Randolph IL-Sainte Genevieve MO- Including the cities of Chester and Sparta 1049 AM CDT Thu Jul 9 2026 .THIS AFTERNOON...Partly sunny with scattered showers. Scattered thunderstorms. Some thunderstorms may produce heavy rainfall. Highs in the upper 80s. Southwest winds around 5 mph. Chance of rain 50 percent. Heat index values up to 102. .TONIGHT...Thunderstorms, showers. Some thunderstorms may produce heavy rainfall. Humid with lows in the lower 70s. South winds around 5 mph. Chance of rain 80 percent. .FRIDAY...Mostly sunny with scattered thunderstorms. Numerous showers, mainly in the morning. Some thunderstorms may produce heavy rainfall. Humid with highs around 90. Southwest winds 5 to 10 mph, becoming west in the afternoon. Chance of rain 70 percent. Heat index values up to 103 in the afternoon. .FRIDAY NIGHT...Mostly cloudy with numerous thunderstorms. Scattered showers in the evening, then showers after midnight. Some thunderstorms may produce heavy rainfall. Humid with lows around 70. South winds around 5 mph, becoming west after midnight. Chance of rain 80 percent. .SATURDAY...Partly sunnywith a chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Humid with highs in the mid 80s. Northwest winds around 5 mph. Chance of rain 50 percent. .SATURDAY NIGHT...Partly cloudy. A chance of showers, mainly in the evening. Lows in the upper 60s. Chance of rain 50 percent. .SUNDAY...Mostly sunny. A slight chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 30 percent. .SUNDAY NIGHT THROUGH WEDNESDAY...Mostly clear. Lows in the upper 60s. Highs around 90. Heat index values up to 100. $$ MOZ059-062-072-073-092300- Gasconade MO-Franklin MO-Crawford MO-Washington MO- Including the cities of Washington, Union, and Sullivan 1049 AM CDT Thu Jul 9 2026 .THIS AFTERNOON...Cloudy early, then becoming partly sunny. Scattered showers. Isolated thunderstorms early, then scattered thunderstorms. Some thunderstorms may produce heavy rainfall. Highs in the upper 80s. Southwest winds around 5 mph. Gusts up to 20 mph early. Chance of rain 50 percent. .TONIGHT...Showers and thunderstorms. Some thunderstorms may produce heavy rainfall. Humid with lows in the lower 70s. South winds around 5 mph. Chance of rain 80 percent. .FRIDAY...Mostly sunny. Isolated showers and thunderstorms in the morning, then scattered showers and thunderstorms in the afternoon. Some thunderstorms may produce heavy rainfall in the morning. Some thunderstorms may produce heavy rainfall in the afternoon. Humid with highs in the upper 80s. West winds around 5 mph. Chance of rain 50 percent. .FRIDAY NIGHT...Numerous thunderstorms. Showers. Some thunderstorms may produce heavy rainfall. Humid with lows in the upper 60s. West winds around 5 mph in the evening, becoming light and variable. Chance of rain 80 percent. .SATURDAY...Partly sunny with a chance of showers with a slight chance of thunderstorms. Highs in the mid 80s. Northwest winds around 5 mph. Chance of rain 50 percent. .SATURDAY NIGHT...Partly cloudy. A chance of showers, mainly in the evening. Lows in the upper 60s. Chance of rain 50 percent. .SUNDAY...Sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 20 percent. .SUNDAY NIGHT AND MONDAY...Mostly clear. Lows in the upper 60s. Highs in the upper 80s. .MONDAY NIGHT...Clear. Lows in the upper 60s. .TUESDAY...Sunny. Highs around 90. .TUESDAY NIGHT...Clear. Lows in the upper 60s. .WEDNESDAY...Sunny. Highs in the lower 90s. $$ ILZ102-MOZ065-092300- Monroe IL-Jefferson MO- 1049 AM CDT Thu Jul 9 2026 .THIS AFTERNOON...Mostly cloudy early, then becoming partly sunny. Scattered showers. Isolated thunderstorms early, then scattered thunderstorms. Highs around 90. West winds around 5 mph. Chance of rain 50 percent. Heat index values up to 103. .TONIGHT...Showers and thunderstorms. Humid with lows in the lower 70s. South winds around 5 mph. Chance of rain 80 percent. .FRIDAY...Mostly sunny with scattered showers and thunderstorms. Humid with highs in the upper 80s. Southwest winds around 5 mph, becoming west around 5 mph in the afternoon. Chance of rain 50 percent. Heat index values up to 103. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Numerous thunderstorms. Showers with lows around 70. South winds around 5 mph in the evening, becoming light and variable. Chance of rain 80 percent. .SATURDAY...Partly sunny with a chance of showers with a slight chance of thunderstorms. Highs in the upper 80s. Northwest winds around 5 mph. Chance of rain 40 percent. .SATURDAY NIGHT...Partly cloudy. A chance of showers, mainly in the evening. Lows in the upper 60s. Chance of rain 40 percent. .SUNDAY...Sunny. A slight chance of showers in the morning, then a chance of showers in the afternoon. Highs in the upper 80s. Chance of rain 30 percent. .SUNDAY NIGHT THROUGH TUESDAY...Mostly clear. Lows in the upper 60s. Highs around 90. .TUESDAY NIGHT...Clear. Lows around 70. .WEDNESDAY...Sunny. Highs in the lower 90s. Heat index values up to 100. $$