Zone Forecast Product
Issued by NWS St. Louis, MO
Issued by NWS St. Louis, MO
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094 FPUS53 KLSX 051828 ZFPLSX Zone Forecasts National Weather Service Saint Louis MO 128 PM CDT Wed Aug 5 2026 ILZ100-101-060200- Madison IL-Saint Clair IL- Including the cities of Alton, Edwardsville, Belleville, and Cahokia 128 PM CDT Wed Aug 5 2026 .THIS AFTERNOON...Mostly sunny. Near steady temperature in the upper 80s. South winds 5 to 10 mph. .TONIGHT...Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then showers and thunderstorms likely after midnight. Lows in the lower 70s. South winds around 5 mph. Chance of rain 70 percent. .THURSDAY...Mostly cloudy. Showers and thunderstorms likely, mainly in the morning. Humid with highs in the lower 80s. Southwest winds around 5 mph. Chance of rain 70 percent. .THURSDAY NIGHT...Mostly cloudy with a chance of showers and thunderstorms. Humid with lows around 70. Southeast winds around 5 mph. Chance of rain 50 percent. .FRIDAY...Partly sunny with a chance of showers and thunderstorms. Humid with highs in the mid 80s. Southwest winds around 5 mph. Chance of rain 50 percent. .FRIDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. A chance of showers and thunderstorms. Lows in the lower 70s. Chance of rain 50 percent. .SATURDAY...Mostly sunny. Highs around 90. Heat index values up to 105. .SATURDAY NIGHT...Mostly clear. Lows in the lower 70s. Heat index values up to 100 early in the evening. .SUNDAY...Mostly sunny. Highs in the lower 90s. Heat index values up to 105. .SUNDAY NIGHT...Mostly clear. Lows in the mid 70s. Heat index values up to 105 early in the evening. .MONDAY...Mostly sunny. Highs in the lower 90s. 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...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. $$ MOZ061-063-064-060200- Saint Charles MO-Saint Louis MO-Saint Louis City MO- Including the cities of Saint Charles and Saint Louis 128 PM CDT Wed Aug 5 2026 ...FLOOD WATCH IN EFFECT FROM 10 PM CDT THIS EVENING THROUGH THURSDAY MORNING... .THIS AFTERNOON...Partly sunny with a slight chance of showers and thunderstorms. Near steady temperature in the upper 80s. South winds around 5 mph. Chance of rain 20 percent. .TONIGHT...Mostly cloudy. A chance of showers and thunderstorms in the evening, then showers with thunderstorms likely after midnight. Some thunderstorms may produce heavy rainfall. Lows in the lower 70s. Southeast winds around 5 mph. Chance of rain 90 percent. .THURSDAY...Mostly cloudy. Showers with thunderstorms likely in the morning, then a chance of showers and thunderstorms in the afternoon. Some thunderstorms may produce heavy rainfall in the morning. Highs in the mid 80s. South winds around 5 mph. Chance of rain 80 percent. .THURSDAY NIGHT...Mostly cloudy with a chance of showers and thunderstorms. Humid with lows in the lower 70s. Southeast winds around 5 mph. Chance of rain 50 percent. .FRIDAY...Partly sunny with a chance of showers and thunderstorms. Humid with highs in the upper 80s. Southwest winds around 5 mph. Chance of rain 50 percent. .FRIDAY NIGHT...Partly cloudy with a chance of showers and thunderstorms. Lows in the lower 70s. Chance of rain 50 percent. .SATURDAY...Mostly sunny. Highs around 90. Heat index values up to 100. .SATURDAY NIGHT...Mostly clear. Lows in the lower 70s. Heat index values up to 100 early in the evening. .SUNDAY...Mostly sunny. Highs in the lower 90s. Heat index values up to 105. .SUNDAY NIGHT THROUGH MONDAY NIGHT...Mostly clear. Lows in the upper 70s. Highs in the mid 90s. Heat index values up to 105. .TUESDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 20 percent. Heat index values up to 105. $$ MOZ042-049-050-060200- Audrain MO-Osage MO-Callaway MO- Including the cities of Mexico and Fulton 128 PM CDT Wed Aug 5 2026 ...FLOOD WATCH IN EFFECT FROM 10 PM CDT THIS EVENING THROUGH THURSDAY MORNING... .THIS AFTERNOON...Mostly cloudy with a chance of showers and thunderstorms. Highs in the upper 80s. South winds 5 to 10 mph. Chance of rain 50 percent. .TONIGHT...A chance of showers and thunderstorms in the evening, then showers with thunderstorms likely after midnight. Some thunderstorms may produce heavy rainfall. Lows in the upper 60s. East winds around 5 mph. Chance of rain near 100 percent. .THURSDAY...Cloudy with showers with thunderstorms likely in the morning, then partly sunny in the afternoon. Some thunderstorms may produce heavy rainfall in the morning. Highs in the mid 80s. South winds around 5 mph. Chance of rain 80 percent. .THURSDAY NIGHT...Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly cloudy with a chance of showers and thunderstorms after midnight. Lows in the upper 60s. Southeast winds around 5 mph. Chance of rain 40 percent. .FRIDAY...Partly sunny with a chance of showers and thunderstorms. Humid with highs in the mid 80s. Southwest winds 5 to 10 mph. Chance of rain 50 percent. .FRIDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms in the evening. Lows in the upper 60s. Chance of rain 50 percent. .SATURDAY...Mostly sunny. Highs in the upper 80s. .SATURDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms after midnight. Lows in the lower 70s. Chance of rain 20 percent. .SUNDAY...Mostly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the lower 90s. Chance of rain 20 percent. Heat index values up to 100. .SUNDAY NIGHT AND MONDAY...Mostly clear. Lows in the mid 70s. 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 around 90. Chance of rain 20 percent. Heat index values up to 100. $$ MOZ041-047-048-060200- Boone MO-Moniteau MO-Cole MO- Including the cities of Columbia and Jefferson City 128 PM CDT Wed Aug 5 2026 ...FLOOD WATCH IN EFFECT FROM 10 PM CDT THIS EVENING THROUGH THURSDAY MORNING... .THIS AFTERNOON...Mostly cloudy with a chance of showers and thunderstorms. Highs in the upper 80s. Southwest winds around 5 mph. Chance of rain 50 percent. .TONIGHT...A chance of showers and thunderstorms in the evening, then showers with thunderstorms likely after midnight. Some thunderstorms may produce heavy rainfall. Locally heavy rainfall possible after midnight. Lows around 70. East winds around 5 mph. Chance of rain near 100 percent. .THURSDAY...Cloudy with showers with thunderstorms likely in the morning, then partly sunny in the afternoon. Some thunderstorms may produce heavy rainfall in the morning. Highs in the mid 80s. Southeast winds around 5 mph. Chance of rain 90 percent. .THURSDAY NIGHT...Partly cloudy in the evening, then mostly cloudy with a chance of showers and thunderstorms after midnight. Humid with lows in the lower 70s. Southeast winds around 5 mph. Chance of rain 40 percent. .FRIDAY...Partly sunny with a chance of showers and thunderstorms. Humid with highs in the upper 80s. Southwest winds around 5 mph. Chance of rain 50 percent. .FRIDAY NIGHT...Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the lower 70s. Chance of rain 20 percent. .SATURDAY...Sunny. Highs in the lower 90s. Heat index values up to 100 in the afternoon. .SATURDAY NIGHT...Mostly clear. A slight chance of showers after midnight. Lows in the mid 70s. Chance of rain 20 percent. Heat index values up to 100 early in the evening. .SUNDAY...Mostly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the lower 90s. Chance of rain 20 percent. Heat index values up to 105 in the afternoon. .SUNDAY NIGHT THROUGH MONDAY NIGHT...Mostly clear. Lows in the mid 70s. Highs in the mid 90s. Heat index values up to 105. .TUESDAY...Mostly sunny. Highs in the lower 90s. Heat index values up to 105. $$ ILZ095>097-MOZ018-019-026-027-034>036-060200- 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 128 PM CDT Wed Aug 5 2026 ...FLOOD WATCH IN EFFECT FROM 10 PM CDT THIS EVENING THROUGH THURSDAY MORNING... .THIS AFTERNOON...Showers and thunderstorms likely. Highs in the lower 80s. South winds 5 to 10 mph. Chance of rain 70 percent. .TONIGHT...Thunderstorms likely. Showers. Some thunderstorms may produce heavy rainfall. Lows in the upper 60s. Northeast winds around 5 mph. Chance of rain near 100 percent. .THURSDAY...Mostly cloudy. Showers and thunderstorms likely in the morning. Some thunderstorms may produce heavy rainfall in the morning. Highs in the lower 80s. South winds around 5 mph. Chance of rain 70 percent. .THURSDAY NIGHT...Partly cloudy in the evening, then mostly cloudy with a slight chance of showers and thunderstorms after midnight. Lows in the upper 60s. Southeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 20 percent. .FRIDAY...Partly sunny with a chance of showers and thunderstorms. Humid with highs in the upper 80s. Southwest winds around 5 mph. Chance of rain 50 percent. .FRIDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms, mainly in the evening. Lows around 70. Chance of rain 40 percent. .SATURDAY...Mostly sunny. Highs in the upper 80s. .SATURDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms after midnight. Lows in the lower 70s. Chance of rain 20 percent. .SUNDAY AND SUNDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms. Highs around 90. Lows in the mid 70s. Chance of rain 20 percent. Heat index values up to 100. .MONDAY...Mostly sunny. Highs in the lower 90s. Heat index values up to 105 in the afternoon. .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. Heat index values up to 105. $$ ILZ069-070-074-060200- Clinton IL-Marion IL-Washington IL- Including the cities of Centralia and Salem 128 PM CDT Wed Aug 5 2026 .THIS AFTERNOON...Mostly sunny. Near steady temperature in the upper 80s. South winds around 5 mph. .TONIGHT...Mostly cloudy. A chance of showers and thunderstorms after midnight. Lows around 70. South winds around 5 mph. Chance of rain 50 percent. .THURSDAY...Mostly cloudy. Showers and thunderstorms likely, mainly in the morning. Highs in the lower 80s. Southwest winds around 5 mph. Chance of rain 70 percent. .THURSDAY NIGHT...Mostly cloudy with a chance of showers and thunderstorms. Humid with lows around 70. South winds around 5 mph. Chance of rain 50 percent. .FRIDAY...Partly sunny with a chance of showers and thunderstorms. Humid with highs in the mid 80s. Southwest winds around 5 mph. Chance of rain 50 percent. .FRIDAY NIGHT...Mostly cloudy with a chance of showers and thunderstorms. Lows in the lower 70s. Chance of rain 50 percent. .SATURDAY...Mostly sunny. Highs in the upper 80s. Heat index values up to 100. .SATURDAY NIGHT...Mostly clear. Lows in the lower 70s. Heat index values up to 100 early in the evening. .SUNDAY...Mostly sunny. Highs around 90. Heat index values up to 105 in the afternoon. .SUNDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 70s. Heat index values up to 105 early in the evening. .MONDAY...Mostly sunny. Highs in the lower 90s. Heat index values up to 105. .MONDAY NIGHT...Mostly clear. Lows in the mid 70s. Heat index values up to 100 early in the evening. .TUESDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 20 percent. Heat index values up to 105. $$ MOZ074-084-085-099-060200- Saint Francois MO-Iron MO-Madison MO-Reynolds MO- Including the city of Farmington 128 PM CDT Wed Aug 5 2026 .THIS AFTERNOON...Mostly sunny. Near steady temperature in the upper 80s. South winds around 5 mph. .TONIGHT...Mostly cloudy. A chance of showers and thunderstorms after midnight. Lows around 70. South winds around 5 mph. Chance of rain 50 percent. .THURSDAY...Cloudy in the morning, then becoming partly sunny. A chance of thunderstorms. A chance of showers. Highs in the upper 80s. Northeast winds around 5 mph, becoming southeast in the afternoon. Chance of rain 50 percent. .THURSDAY NIGHT...Mostly cloudy with a chance of showers and thunderstorms. Lows around 70. South winds around 5 mph. Chance of rain 50 percent. .FRIDAY...Partly sunny with a chance of showers and thunderstorms. Humid with highs in the upper 80s. Southwest winds around 5 mph. Chance of rain 50 percent. .FRIDAY 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. Lows in the upper 60s. Chance of rain 50 percent. .SATURDAY...Mostly sunny. Highs around 90. Heat index values up to 100. .SATURDAY NIGHT AND SUNDAY...Mostly clear. Lows around 70. Highs in the lower 90s. Heat index values up to 100. .SUNDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows in the lower 70s. Chance of rain 20 percent. .MONDAY AND MONDAY NIGHT...Mostly clear. Highs in the lower 90s. Lows in the lower 70s. Heat index values up to 100. .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 105. $$ MOZ051-052-060-060200- Montgomery MO-Lincoln MO-Warren MO- 128 PM CDT Wed Aug 5 2026 ...FLOOD WATCH IN EFFECT FROM 10 PM CDT THIS EVENING THROUGH THURSDAY MORNING... .THIS AFTERNOON...Partly sunny with a chance of showers and thunderstorms. Near steady temperature in the mid 80s. South winds around 5 mph. Chance of rain 50 percent. .TONIGHT...Mostly cloudy. A chance of showers and thunderstorms in the evening, then showers with thunderstorms likely after midnight. Some thunderstorms may produce heavy rainfall. Lows in the upper 60s. Southeast winds around 5 mph. Chance of rain 90 percent. .THURSDAY...Cloudy with showers with thunderstorms likely in the morning, then partly sunny with a slight chance of showers and thunderstorms in the afternoon. Some thunderstorms may produce heavy rainfall in the morning. Highs in the mid 80s. South winds around 5 mph. Chance of rain 80 percent. .THURSDAY NIGHT...Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly cloudy with a chance of showers and thunderstorms after midnight. Lows in the upper 60s. Light and variable winds, becoming southeast around 5 mph after midnight. Chance of rain 50 percent. .FRIDAY...Partly sunny with a chance of showers and thunderstorms. Humid with highs in the upper 80s. Southwest winds around 5 mph. Chance of rain 50 percent. .FRIDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms, mainly in the evening. Lows in the upper 60s. Chance of rain 50 percent. .SATURDAY...Mostly sunny. Highs in the upper 80s. Heat index values up to 100. .SATURDAY NIGHT...Mostly clear. A slight chance of showers after midnight. Lows in the lower 70s. Chance of rain 20 percent. Heat index values up to 100 early in the evening. .SUNDAY...Mostly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the lower 90s. Chance of rain 20 percent. Heat index values up to 105 in the afternoon. .SUNDAY NIGHT AND MONDAY...Mostly clear. Lows in the mid 70s. Highs in the lower 90s. Heat index values up to 105. .MONDAY NIGHT...Partly cloudy in the evening, then mostly clear with a slight chance of showers and thunderstorms after midnight. Lows in the mid 70s. Chance of rain 20 percent. Heat index values up to 105 early in the evening. .TUESDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 20 percent. Heat index values up to 105. $$ ILZ098-060200- Calhoun IL- 128 PM CDT Wed Aug 5 2026 ...FLOOD WATCH IN EFFECT FROM 10 PM CDT THIS EVENING THROUGH THURSDAY MORNING... .THIS AFTERNOON...Partly sunny with a chance of showers and thunderstorms. Near steady temperature in the upper 80s. South winds 5 to 10 mph. Chance of rain 50 percent. .TONIGHT...Mostly cloudy. A chance of showers and thunderstorms in the evening, then showers with thunderstorms likely after midnight. Some thunderstorms may produce heavy rainfall. Lows around 70. East winds around 5 mph, becoming west after midnight. Chance of rain 90 percent. .THURSDAY...Mostly cloudy. Showers with thunderstorms likely in the morning, then a slight chance of showers and thunderstorms in the afternoon. Some thunderstorms may produce heavy rainfall in the morning. Highs in the lower 80s. South winds around 5 mph. Chance of rain 80 percent. .THURSDAY NIGHT...Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Lows around 70. Southeast winds around 5 mph. Chance of rain 50 percent. .FRIDAY...Partly sunny with a chance of showers and thunderstorms. Humid with highs in the upper 80s. Southwest winds around 5 mph. Chance of rain 50 percent. .FRIDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms, mainly in the evening. Lows in the lower 70s. Chance of rain 50 percent. .SATURDAY...Mostly sunny. Highs in the upper 80s. Heat index values up to 100. .SATURDAY NIGHT...Mostly clear. Lows in the lower 70s. Heat index values up to 100 early in the evening. .SUNDAY...Mostly sunny. Highs in the lower 90s. Heat index values up to 105. .SUNDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the mid 70s. Chance of rain 20 percent. Heat index values up to 105 early in the evening. .MONDAY...Mostly sunny. Highs in the lower 90s. Heat index values up to 105. .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 105. $$ ILZ058-059-099-060200- Greene IL-Macoupin IL-Jersey IL- 128 PM CDT Wed Aug 5 2026 .THIS AFTERNOON...Partly sunny with a chance of showers and thunderstorms. Near steady temperature in the mid 80s. South winds 5 to 10 mph. Chance of rain 40 percent. .TONIGHT...Mostly cloudy. A chance of showers and thunderstorms in the evening, then showers with thunderstorms likely after midnight. Lows in the upper 60s. East winds around 5 mph, becoming south around 5 mph after midnight. Chance of rain 90 percent. .THURSDAY...Mostly cloudy. Showers with thunderstorms likely in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Southwest winds around 5 mph. Chance of rain 80 percent. .THURSDAY NIGHT...Mostly cloudy with a chance of showers and thunderstorms. Lows in the upper 60s. Southeast winds around 5 mph. Chance of rain 50 percent. .FRIDAY...Partly sunny with a chance of showers and thunderstorms. Humid with highs in the mid 80s. Southwest winds around 5 mph. Chance of rain 50 percent. .FRIDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms, mainly in the evening. Lows in the upper 60s. Chance of rain 50 percent. .SATURDAY...Partly sunny in the morning, then clearing. Highs in the upper 80s. .SATURDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms after midnight. Lows around 70. Chance of rain 20 percent. .SUNDAY...Mostly sunny. Highs around 90. Heat index values up to 100. .SUNDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the lower 70s. Chance of rain 20 percent. Heat index values up to 100 early in the evening. .MONDAY...Mostly sunny. Highs in the lower 90s. Heat index values up to 105. .MONDAY NIGHT AND TUESDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows in the mid 70s. Highs around 90. Chance of rain 20 percent. Heat index values up to 100. $$ ILZ060-064-065-060200- Montgomery IL-Bond IL-Fayette IL- Including the cities of Litchfield and Vandalia 128 PM CDT Wed Aug 5 2026 .THIS AFTERNOON...Mostly sunny with a slight chance of showers and thunderstorms. Near steady temperature in the mid 80s. South winds around 5 mph. Chance of rain 20 percent. .TONIGHT...Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then showers and thunderstorms likely after midnight. Lows in the upper 60s. South winds around 5 mph. Chance of rain 70 percent. .THURSDAY...Mostly cloudy. Showers and thunderstorms likely, mainly in the morning. Highs in the lower 80s. Southwest winds around 5 mph. Chance of rain 70 percent. .THURSDAY NIGHT...Mostly cloudy with a chance of showers and thunderstorms. Lows in the upper 60s. South winds around 5 mph. Chance of rain 50 percent. .FRIDAY...Partly sunny with a chance of showers and thunderstorms. Humid with highs in the mid 80s. Southwest winds around 5 mph. Chance of rain 50 percent. .FRIDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. A chance of showers and thunderstorms. Lows in the upper 60s. Chance of rain 50 percent. .SATURDAY...Mostly sunny. Highs in the upper 80s. .SATURDAY NIGHT...Mostly clear. A slight chance of showers after midnight. Lows in the upper 60s. Chance of rain 20 percent. .SUNDAY...Mostly sunny. Highs in the upper 80s. Heat index values up to 100 in the afternoon. .SUNDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the lower 70s. Chance of rain 20 percent. Heat index values up to 100 early in the evening. .MONDAY...Mostly sunny. Highs around 90. Heat index values up to 105 in the afternoon. .MONDAY NIGHT...Mostly clear with 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...Mostly sunny. A chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 30 percent. Heat index values up to 100 in the afternoon. $$ ILZ079-MOZ075-060200- Randolph IL-Sainte Genevieve MO- Including the cities of Chester and Sparta 128 PM CDT Wed Aug 5 2026 .THIS AFTERNOON...Mostly sunny. Near steady temperature in the upper 80s. South winds around 5 mph. .TONIGHT...Mostly cloudy. A chance of showers and thunderstorms after midnight. Lows around 70. South winds around 5 mph. Chance of rain 50 percent. .THURSDAY...Mostly cloudy. Showers and thunderstorms likely, mainly in the morning. Highs in the mid 80s. Northwest winds around 5 mph, becoming south around 5 mph in the afternoon. Chance of rain 70 percent. .THURSDAY NIGHT...Mostly cloudy with a chance of showers and thunderstorms. Humid with lows around 70. South winds around 5 mph. Chance of rain 50 percent. .FRIDAY...Partly sunny with a chance of showers and thunderstorms. Humid with highs in the mid 80s. Southwest winds around 5 mph. Chance of rain 50 percent. .FRIDAY NIGHT...Mostly cloudy with a chance of showers and thunderstorms. Lows around 70. Chance of rain 50 percent. .SATURDAY...Mostly sunny. Highs around 90. Heat index values up to 105. .SATURDAY NIGHT THROUGH MONDAY NIGHT...Mostly clear. Lows in the lower 70s. Highs in the lower 90s. Heat index values up to 105. .TUESDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 20 percent. Heat index values up to 105. $$ MOZ059-062-072-073-060200- Gasconade MO-Franklin MO-Crawford MO-Washington MO- Including the cities of Washington, Union, and Sullivan 128 PM CDT Wed Aug 5 2026 ...FLOOD WATCH IN EFFECT FROM 10 PM CDT THIS EVENING THROUGH THURSDAY MORNING... .THIS AFTERNOON...Mostly sunny with a chance of showers and thunderstorms. Near steady temperature in the upper 80s. South winds around 5 mph. Chance of rain 30 percent. .TONIGHT...Mostly cloudy. A chance of showers and thunderstorms in the evening, then showers with thunderstorms likely after midnight. Some thunderstorms may produce heavy rainfall. Lows around 70. Southeast winds around 5 mph. Chance of rain 90 percent. .THURSDAY...Cloudy with showers with thunderstorms likely in the morning, then partly sunny with a chance of showers and thunderstorms in the afternoon. Some thunderstorms may produce heavy rainfall in the morning. Highs in the mid 80s. Southeast winds around 5 mph. Chance of rain 80 percent. .THURSDAY NIGHT...Mostly cloudy with a chance of showers and thunderstorms. Lows around 70. Southeast winds around 5 mph. Chance of rain 50 percent. .FRIDAY...Partly sunny with a chance of showers and thunderstorms. Humid with highs in the mid 80s. Southwest winds around 5 mph. Chance of rain 50 percent. .FRIDAY 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. Lows in the upper 60s. Chance of rain 50 percent. .SATURDAY...Mostly sunny. Highs around 90. Heat index values up to 100. .SATURDAY NIGHT...Mostly clear. Lows in the lower 70s. Heat index values up to 100 early in the evening. .SUNDAY...Sunny. A slight chance of showers and thunderstorms in the morning. Highs in the lower 90s. Chance of rain 20 percent. Heat index values up to 105. .SUNDAY NIGHT THROUGH MONDAY NIGHT...Mostly clear. Lows in the mid 70s. Highs in the lower 90s. 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 105. $$ ILZ102-060200- Monroe IL- 128 PM CDT Wed Aug 5 2026 .THIS AFTERNOON...Mostly sunny. Near steady temperature in the upper 80s. South winds around 5 mph. .TONIGHT...Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then showers and thunderstorms likely after midnight. Lows in the lower 70s. Southeast winds around 5 mph. Chance of rain 70 percent. .THURSDAY...Mostly cloudy. Showers and thunderstorms likely, mainly in the morning. Humid with highs in the mid 80s. West winds around 5 mph, becoming south around 5 mph in the afternoon. Chance of rain 70 percent. .THURSDAY NIGHT...Mostly cloudy with a chance of showers and thunderstorms. Humid with lows around 70. Southeast winds around 5 mph. Chance of rain 50 percent. .FRIDAY...Partly sunny with a chance of showers and thunderstorms. Humid with highs in the mid 80s. Southwest winds around 5 mph. Chance of rain 50 percent. .FRIDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. A chance of showers and thunderstorms. Lows around 70. Chance of rain 50 percent. .SATURDAY...Mostly sunny. Highs around 90. Heat index values up to 105. .SATURDAY NIGHT THROUGH MONDAY NIGHT...Mostly clear. Lows in the lower 70s. Highs in the lower 90s. Heat index values up to 105. .TUESDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 20 percent. Heat index values up to 105. $$ MOZ065-060200- Jefferson MO- 128 PM CDT Wed Aug 5 2026 ...FLOOD WATCH IN EFFECT FROM 10 PM CDT THIS EVENING THROUGH THURSDAY MORNING... .THIS AFTERNOON...Mostly sunny. Near steady temperature in the upper 80s. South winds around 5 mph. .TONIGHT...Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then showers and thunderstorms likely after midnight. Some thunderstorms may produce heavy rainfall. Lows around 70. Southeast winds around 5 mph. Chance of rain 70 percent. .THURSDAY...Mostly cloudy. Showers and thunderstorms likely, mainly in the morning. Some thunderstorms may produce heavy rainfall in the morning. Humid with highs in the mid 80s. South winds around 5 mph. Chance of rain 70 percent. .THURSDAY NIGHT...Mostly cloudy with a chance of showers and thunderstorms. Lows around 70. Southeast winds around 5 mph. Chance of rain 50 percent. .FRIDAY...Partly sunny with a chance of showers and thunderstorms. Humid with highs in the upper 80s. Southwest winds around 5 mph. Chance of rain 50 percent. .FRIDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. A chance of showers and thunderstorms. Lows around 70. Chance of rain 50 percent. .SATURDAY...Mostly sunny. Highs in the lower 90s. Heat index values up to 105. .SATURDAY NIGHT THROUGH MONDAY NIGHT...Mostly clear. Lows in the mid 70s. Highs in the mid 90s. Heat index values up to 105. .TUESDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Hot with highs in the mid 90s. Chance of rain 20 percent. Heat index values up to 105. $$