FPUS53 KLSX 210343 ZFPLSX Zone Forecasts National Weather Service Saint Louis MO 1042 PM CDT Sat Jun 20 2026 ILZ100-MOZ061-063-064-211100- Madison IL-Saint Charles MO-Saint Louis MO-Saint Louis City MO- Including the cities of Alton, Edwardsville, Saint Charles, and Saint Louis 1042 PM CDT Sat Jun 20 2026 ...FLOOD WATCH IN EFFECT FROM 7 AM CDT SUNDAY THROUGH LATE SUNDAY NIGHT... .OVERNIGHT...Mostly clear late this evening, then becoming mostly cloudy. Lows in the upper 60s. East winds 5 to 10 mph. .SUNDAY...Mostly cloudy. A chance of showers and thunderstorms in the morning, then showers and thunderstorms in the afternoon. Some thunderstorms may produce heavy rainfall. Highs in the mid 80s. Southeast winds 10 to 15 mph, becoming south 15 to 20 mph with gusts up to 30 mph in the afternoon. Chance of rain 80 percent. .SUNDAY NIGHT...Mostly cloudy. Showers and thunderstorms, mainly in the evening. Some thunderstorms may produce heavy rainfall. Lows in the lower 60s. Southwest winds 10 to 15 mph with gusts up to 25 mph, becoming northwest 5 to 10 mph after midnight. Chance of rain 90 percent. .MONDAY...Mostly cloudy in the morning, then becoming partly sunny. Highs in the upper 70s. North winds around 10 mph. .MONDAY NIGHT...Partly cloudy. Lows around 60. North winds 5 to 10 mph. .TUESDAY...Mostly sunny. Highs around 80. .TUESDAY NIGHT...Mostly clear. Lows in the lower 60s. .WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. Highs in the lower 80s. Lows in the lower 60s. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms. Highs in the lower 80s. Lows in the lower 60s. Chance of rain 20 percent. .FRIDAY...Mostly sunny. A slight chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 40 percent. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. A chance of thunderstorms, mainly in the evening. Lows in the mid 60s. Chance of rain 40 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. Chance of rain 50 percent. $$ ILZ101-211100- Saint Clair IL- Including the cities of Belleville and Cahokia 1042 PM CDT Sat Jun 20 2026 ...FLOOD WATCH IN EFFECT FROM 7 AM CDT SUNDAY THROUGH MONDAY MORNING... .OVERNIGHT...Partly cloudy. Lows in the upper 60s. East winds around 5 mph. .SUNDAY...Partly sunny with a chance of showers and thunderstorms in the morning, then mostly cloudy with showers and thunderstorms likely in the afternoon. Some thunderstorms may produce heavy rainfall. Highs in the upper 80s. Southeast winds 10 to 15 mph, becoming south with gusts up to 30 mph in the afternoon. Chance of rain 70 percent. .SUNDAY NIGHT...Mostly cloudy. Showers and thunderstorms, mainly in the evening. Some thunderstorms may produce heavy rainfall. Lows in the mid 60s. Southwest winds 10 to 15 mph with gusts up to 25 mph, becoming west 5 to 10 mph after midnight. Chance of rain 90 percent. .MONDAY...Mostly cloudy with a slight chance of showers and thunderstorms in the morning, then partly sunny in the afternoon. Some thunderstorms may produce heavy rainfall in the morning. Highs in the upper 70s. North winds 5 to 10 mph. Chance of rain 20 percent. .MONDAY NIGHT...Partly cloudy. Lows in the lower 60s. North winds 5 to 10 mph. .TUESDAY...Mostly sunny. Highs in the lower 80s. .TUESDAY NIGHT...Mostly clear. Lows in the lower 60s. .WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. Highs in the mid 80s. Lows in the lower 60s. .THURSDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 20 percent. .THURSDAY NIGHT...Partly cloudy with a 20 percent chance of showers. Lows in the lower 60s. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms. Highs in the mid 80s. Lows in the mid 60s. Chance of rain 40 percent. .SATURDAY...Partly sunny with a chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 40 percent. $$ MOZ042-049-050-211100- Audrain MO-Osage MO-Callaway MO- Including the cities of Mexico and Fulton 1042 PM CDT Sat Jun 20 2026 ...FLOOD WATCH IN EFFECT THROUGH SUNDAY EVENING... .OVERNIGHT...Partly cloudy late this evening, then mostly cloudy with a chance of showers and thunderstorms. Some thunderstorms may produce heavy rainfall. Lows in the upper 60s. East winds 5 to 10 mph. Chance of rain 50 percent. .SUNDAY...Showers and thunderstorms. Some thunderstorms may produce heavy rainfall. Highs around 80. South winds 10 to 15 mph, becoming southwest in the afternoon. Gusts up to 30 mph. Chance of rain near 100 percent. .SUNDAY NIGHT...Mostly cloudy. Showers and thunderstorms, mainly in the evening. Some thunderstorms may produce heavy rainfall in the evening. Lows in the upper 50s. West winds 10 to 15 mph, becoming north 5 to 10 mph after midnight. Chance of rain 80 percent. .MONDAY...Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 70s. North winds 5 to 10 mph with gusts up to 20 mph. .MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northeast winds 5 to 10 mph. .TUESDAY...Mostly sunny. Highs in the upper 70s. .TUESDAY NIGHT...Partly cloudy with a slight chance of showers and thunderstorms. Lows in the lower 60s. Chance of rain 20 percent. .WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. Highs in the lower 80s. Lows around 60. .THURSDAY...Mostly sunny. A slight chance of showers in the morning. Highs around 80. Chance of rain 20 percent. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. A slight chance of showers. A slight chance of thunderstorms after midnight. Lows around 60. Chance of rain 20 percent. .FRIDAY...Mostly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 40 percent. .FRIDAY NIGHT AND SATURDAY...Mostly cloudy. A chance of showers and thunderstorms. Lows in the mid 60s. Highs in the lower 80s. Chance of rain 50 percent. $$ MOZ041-047-048-211100- Boone MO-Moniteau MO-Cole MO- Including the cities of Columbia and Jefferson City 1042 PM CDT Sat Jun 20 2026 ...FLOOD WATCH IN EFFECT THROUGH SUNDAY EVENING... .OVERNIGHT...Partly cloudy late this evening, then becoming mostly cloudy. A chance of showers and thunderstorms. Some thunderstorms may produce heavy rainfall. Lows in the upper 60s. East winds 5 to 10 mph. Chance of rain 50 percent. .SUNDAY...Showers and thunderstorms. Some thunderstorms may produce heavy rainfall. Highs in the lower 80s. South winds 10 to 15 mph, becoming southwest in the afternoon. Gusts up to 30 mph. Chance of rain near 100 percent. .SUNDAY NIGHT...Mostly cloudy. Showers and thunderstorms likely, mainly in the evening. Some thunderstorms may produce heavy rainfall in the evening. Lows in the lower 60s. West winds 5 to 10 mph, becoming north after midnight. Chance of rain 70 percent. .MONDAY...Mostly cloudy in the morning, then becoming partly sunny. Highs in the upper 70s. North winds 5 to 10 mph. .MONDAY NIGHT...Partly cloudy. Lows around 60. Northeast winds 5 to 10 mph in the evening, becoming light and variable. .TUESDAY...Mostly sunny. Highs around 80. .TUESDAY NIGHT...Partly cloudy with a slight chance of showers and thunderstorms. Lows in the lower 60s. Chance of rain 20 percent. .WEDNESDAY...Mostly sunny. Highs in the lower 80s. .WEDNESDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the lower 60s. Chance of rain 20 percent. .THURSDAY...Mostly sunny. A slight chance of showers in the morning. Highs in the lower 80s. Chance of rain 20 percent. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. A slight chance of showers. A slight chance of thunderstorms after midnight. Lows in the lower 60s. Chance of rain 20 percent. .FRIDAY...Mostly 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 lower 80s. Chance of rain 40 percent. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers and thunderstorms. Lows in the upper 60s. Chance of rain 40 percent. .SATURDAY...Partly sunny. A chance of showers with a slight chance of thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 50 percent. $$ ILZ095>097-MOZ018-019-026-027-034>036-211100- 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 1042 PM CDT Sat Jun 20 2026 ...FLOOD WATCH IN EFFECT THROUGH SUNDAY EVENING... .OVERNIGHT...Mostly cloudy. Thunderstorms likely with a chance of showers. Some thunderstorms may produce heavy rainfall. Lows in the mid 60s. East winds 5 to 10 mph. Chance of rain 70 percent. .SUNDAY...Thunderstorms, showers. Some thunderstorms may produce heavy rainfall. Locally heavy rainfall possible in the morning. Highs in the mid 70s. Southeast winds 10 to 15 mph, becoming southwest in the afternoon. Gusts up to 30 mph. Chance of rain near 100 percent. .SUNDAY NIGHT...Cloudy. A chance of showers and thunderstorms in the evening. Some thunderstorms may produce heavy rainfall in the evening. Lows in the upper 50s. North winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent. .MONDAY...Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 70s. North winds 5 to 10 mph with gusts up to 20 mph. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 50s. Northeast winds around 5 mph in the evening, becoming light and variable. .TUESDAY...Sunny. Highs in the upper 70s. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Lows in the lower 60s. Highs around 80. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows around 60. .THURSDAY...Mostly sunny. A slight chance of showers in the morning. Highs in the upper 70s. Chance of rain 20 percent. .THURSDAY NIGHT AND FRIDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows around 60. Highs in the lower 80s. Chance of rain 20 percent. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers with a slight chance of thunderstorms. Lows in the mid 60s. Chance of rain 40 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 lower 80s. Chance of rain 40 percent. $$ ILZ069-070-074-211100- Clinton IL-Marion IL-Washington IL- Including the cities of Centralia and Salem 1042 PM CDT Sat Jun 20 2026 ...FLOOD WATCH IN EFFECT FROM 7 AM CDT SUNDAY THROUGH MONDAY MORNING... .OVERNIGHT...Partly cloudy. Lows in the mid 60s. East winds around 5 mph. .SUNDAY...Partly sunny with a chance of showers and thunderstorms in the morning, then mostly cloudy with showers and thunderstorms likely in the afternoon. Some thunderstorms may produce heavy rainfall. Highs in the mid 80s. Southeast winds 5 to 10 mph with gusts up to 20 mph, increasing to south 15 to 20 mph with gusts up to 30 mph in the afternoon. Chance of rain 70 percent. .SUNDAY NIGHT...Showers and thunderstorms, mainly in the evening. Some thunderstorms may produce heavy rainfall. Lows in the mid 60s. Southwest winds 10 to 15 mph. Chance of rain near 100 percent. .MONDAY...Mostly cloudy with a chance of showers and thunderstorms in the morning, then partly sunny in the afternoon. Some thunderstorms may produce heavy rainfall in the morning. Highs in the upper 70s. Northwest winds 5 to 10 mph. Chance of rain 40 percent. .MONDAY NIGHT...Partly cloudy. Lows in the lower 60s. North winds 5 to 10 mph. .TUESDAY...Mostly sunny. Highs around 80. .TUESDAY NIGHT...Mostly clear. Lows in the lower 60s. .WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. Highs in the lower 80s. Lows in the lower 60s. .THURSDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 20 percent. .THURSDAY NIGHT...Partly cloudy. A slight chance of showers after midnight. Lows in the lower 60s. Chance of rain 20 percent. .FRIDAY...Mostly sunny. A slight chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 30 percent. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. A chance of thunderstorms, mainly in the evening. Lows in the mid 60s. Chance of rain 40 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. Chance of rain 40 percent. $$ MOZ074-084-085-099-211100- Saint Francois MO-Iron MO-Madison MO-Reynolds MO- Including the city of Farmington 1042 PM CDT Sat Jun 20 2026 ...FLOOD WATCH IN EFFECT FROM 7 AM CDT SUNDAY THROUGH MONDAY MORNING... .OVERNIGHT...Mostly clear. Lows in the mid 60s. Light and variable winds, becoming southeast around 5 mph. .SUNDAY...Partly sunny with a chance of showers and thunderstorms. Some thunderstorms may produce heavy rainfall. Highs in the upper 80s. South winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 50 percent. .SUNDAY NIGHT...Showers and thunderstorms. Some thunderstorms may produce heavy rainfall. Lows in the mid 60s. Southwest winds 10 to 15 mph with gusts up to 25 mph, becoming west around 5 mph after midnight. Chance of rain 90 percent. .MONDAY...Mostly cloudy with a chance of showers and thunderstorms 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 upper 70s. Northwest winds 5 to 10 mph. Chance of rain 40 percent. .MONDAY NIGHT...Partly cloudy. Lows in the lower 60s. North winds 5 to 10 mph in the evening, becoming light and variable. .TUESDAY...Mostly sunny. A slight chance of showers in the afternoon. Highs in the lower 80s. Chance of rain 20 percent. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows in the lower 60s. Highs in the lower 80s. Chance of rain 20 percent. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 60s. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms. Highs in the lower 80s. Lows in the lower 60s. Chance of rain 20 percent. .FRIDAY...Mostly 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 lower 80s. Chance of rain 40 percent. .FRIDAY NIGHT...Mostly cloudy. A chance of showers and thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Lows in the mid 60s. Chance of rain 40 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. Chance of rain 50 percent. $$ MOZ051-052-060-211100- Montgomery MO-Lincoln MO-Warren MO- 1042 PM CDT Sat Jun 20 2026 ...FLOOD WATCH IN EFFECT THROUGH SUNDAY EVENING... .OVERNIGHT...Mostly clear late this evening, then becoming mostly cloudy. Lows in the mid 60s. East winds around 5 mph. Gusts up to 20 mph. .SUNDAY...Showers and thunderstorms. Some thunderstorms may produce heavy rainfall. Highs in the lower 80s. Southeast winds 5 to 10 mph, becoming southwest 10 to 15 mph in the afternoon. Gusts up to 30 mph. Chance of rain 90 percent. .SUNDAY NIGHT...Mostly cloudy. Showers and thunderstorms, mainly in the evening. Some thunderstorms may produce heavy rainfall in the evening. Lows in the upper 50s. West winds 5 to 10 mph, becoming northwest after midnight. Chance of rain 90 percent. .MONDAY...Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 70s. North winds 5 to 10 mph with gusts up to 20 mph. .MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northeast winds around 5 mph in the evening, becoming light and variable. .TUESDAY...Mostly sunny. Highs in the upper 70s. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows around 60. Highs in the lower 80s. Chance of rain 20 percent. .WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 50s. .THURSDAY...Mostly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 20 percent. .THURSDAY NIGHT...Mostly clear with a slight chance of showers and thunderstorms. Lows around 60. Chance of rain 20 percent. .FRIDAY...Mostly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 40 percent. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. A chance of thunderstorms, mainly in the evening. Lows in the mid 60s. Chance of rain 40 percent. .SATURDAY...Partly sunny. A chance of showers with a slight chance of thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 50 percent. $$ ILZ098-211100- Calhoun IL- 1042 PM CDT Sat Jun 20 2026 ...FLOOD WATCH IN EFFECT THROUGH SUNDAY EVENING... .OVERNIGHT...Mostly clear late this evening, then becoming mostly cloudy. Lows in the mid 60s. East winds 5 to 10 mph. .SUNDAY...Showers and thunderstorms. Some thunderstorms may produce heavy rainfall. Highs around 80. Southeast winds 5 to 10 mph, becoming southwest 10 to 15 mph in the afternoon. Gusts up to 30 mph. Chance of rain 90 percent. .SUNDAY NIGHT...Mostly cloudy. Showers and thunderstorms, mainly in the evening. Some thunderstorms may produce heavy rainfall in the evening. Lows around 60. West winds 5 to 10 mph, becoming northwest after midnight. Gusts up to 25 mph. Chance of rain 90 percent. .MONDAY...Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 70s. North winds 5 to 10 mph with gusts up to 20 mph. .MONDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 50s. Northeast winds 5 to 10 mph. .TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs in the upper 70s. Lows in the lower 60s. .WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. Highs in the lower 80s. Lows in the lower 60s. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms. Highs around 80. Lows in the lower 60s. Chance of rain 20 percent. .FRIDAY...Mostly sunny. A slight chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 30 percent. .FRIDAY NIGHT AND SATURDAY...Mostly cloudy. A chance of showers and thunderstorms. Lows in the mid 60s. Highs in the mid 80s. Chance of rain 40 percent. $$ ILZ058-059-099-211100- Greene IL-Macoupin IL-Jersey IL- 1042 PM CDT Sat Jun 20 2026 ...FLOOD WATCH IN EFFECT FROM 7 AM CDT SUNDAY THROUGH LATE SUNDAY NIGHT... .OVERNIGHT...Mostly clear late this evening, then becoming mostly cloudy. Lows in the mid 60s. East winds 5 to 10 mph. .SUNDAY...A chance of showers and thunderstorms in the morning, then showers and thunderstorms in the afternoon. Some thunderstorms may produce heavy rainfall. Highs around 80. Southeast winds 10 to 15 mph, becoming south in the afternoon. Gusts up to 30 mph. Chance of rain near 100 percent. .SUNDAY NIGHT...Mostly cloudy. Showers and thunderstorms, mainly in the evening. Some thunderstorms may produce heavy rainfall. Lows in the upper 50s. West winds 10 to 15 mph with gusts up to 25 mph, becoming northwest 5 to 10 mph after midnight. Chance of rain 90 percent. .MONDAY...Cloudy in the morning, then becoming partly sunny. Highs in the mid 70s. North winds 10 to 15 mph. .MONDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the upper 50s. Northeast winds 5 to 10 mph. .TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs in the upper 70s. Lows in the upper 50s. .WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. Highs in the lower 80s. Lows in the upper 50s. .THURSDAY THROUGH FRIDAY...Partly cloudy with a slight chance of showers and thunderstorms. Highs in the lower 80s. Lows in the upper 50s. Chance of rain 20 percent. .FRIDAY NIGHT AND SATURDAY...Mostly cloudy. A chance of showers and thunderstorms. Lows in the lower 60s. Highs in the mid 80s. Chance of rain 40 percent. $$ ILZ060-064-065-211100- Montgomery IL-Bond IL-Fayette IL- Including the cities of Litchfield and Vandalia 1042 PM CDT Sat Jun 20 2026 ...FLOOD WATCH IN EFFECT FROM 7 AM CDT SUNDAY THROUGH LATE SUNDAY NIGHT... .OVERNIGHT...Partly cloudy late this evening, then becoming mostly cloudy. Lows in the lower 60s. East winds around 5 mph. .SUNDAY...Partly sunny with a chance of showers and thunderstorms in the morning, then mostly cloudy with showers and thunderstorms in the afternoon. Some thunderstorms may produce heavy rainfall. Highs in the lower 80s. Southeast winds 5 to 10 mph, becoming south 10 to 15 mph in the afternoon. Chance of rain 90 percent. .SUNDAY NIGHT...Mostly cloudy. Showers and thunderstorms, mainly in the evening. Some thunderstorms may produce heavy rainfall. Lows in the lower 60s. Southwest winds 10 to 15 mph, becoming west 5 to 10 mph after midnight. Chance of rain 90 percent. .MONDAY...Mostly cloudy with a slight chance of showers and thunderstorms in the morning, then partly sunny in the afternoon. Highs in the mid 70s. North winds around 10 mph. Chance of rain 20 percent. .MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds 5 to 10 mph. .TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs in the upper 70s. Lows around 60. .WEDNESDAY THROUGH THURSDAY...Partly cloudy. Highs around 80. Lows around 60. .THURSDAY NIGHT AND FRIDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows around 60. Highs in the lower 80s. Chance of rain 20 percent. .FRIDAY NIGHT AND SATURDAY...Mostly cloudy. A chance of showers and thunderstorms. Lows in the lower 60s. Highs in the lower 80s. Chance of rain 40 percent. $$ ILZ079-MOZ075-211100- Randolph IL-Sainte Genevieve MO- Including the cities of Chester and Sparta 1042 PM CDT Sat Jun 20 2026 ...FLOOD WATCH IN EFFECT FROM 7 AM CDT SUNDAY THROUGH MONDAY MORNING... .OVERNIGHT...Mostly clear late this evening, then becoming partly cloudy. Lows in the mid 60s. East winds around 5 mph. .SUNDAY...Partly sunny in the morning, then becoming mostly cloudy. A chance of showers and thunderstorms. Some thunderstorms may produce heavy rainfall. Highs in the upper 80s. South winds 5 to 10 mph with gusts up to 20 mph, increasing to 15 to 20 mph with gusts up to 30 mph in the afternoon. Chance of rain 50 percent. .SUNDAY NIGHT...Mostly cloudy. Showers and thunderstorms, mainly in the evening. Some thunderstorms may produce heavy rainfall. Lows in the mid 60s. Southwest winds 10 to 15 mph. Chance of rain 90 percent. .MONDAY...Mostly cloudy with a chance of showers and thunderstorms in the morning, then partly sunny in the afternoon. Some thunderstorms may produce heavy rainfall in the morning. Cooler with highs in the upper 70s. Northwest winds 5 to 10 mph. Chance of rain 40 percent. .MONDAY NIGHT...Partly cloudy. Lows around 60. North winds 5 to 10 mph. .TUESDAY THROUGH WEDNESDAY NIGHT...Partly cloudy. Highs in the lower 80s. Lows in the lower 60s. .THURSDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 20 percent. .THURSDAY NIGHT...Partly cloudy. A slight chance of showers after midnight. Lows in the lower 60s. Chance of rain 20 percent. .FRIDAY...Mostly sunny with a chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 40 percent. .FRIDAY NIGHT AND SATURDAY...Mostly cloudy. A chance of showers and thunderstorms. Lows in the mid 60s. Highs in the mid 80s. Chance of rain 40 percent. $$ MOZ062-211100- Franklin MO- Including the cities of Washington, Union, and Sullivan 1042 PM CDT Sat Jun 20 2026 ...FLOOD WATCH IN EFFECT FROM 7 AM CDT SUNDAY THROUGH LATE SUNDAY NIGHT... .OVERNIGHT...Partly cloudy. Lows in the mid 60s. East winds around 5 mph. .SUNDAY...Mostly cloudy. Thunderstorms likely with a chance of showers in the morning, then showers and thunderstorms in the afternoon. Some thunderstorms may produce heavy rainfall. Highs in the mid 80s. South winds 5 to 10 mph, becoming southwest 10 to 15 mph in the afternoon. Gusts up to 30 mph. Chance of rain 80 percent. .SUNDAY NIGHT...Mostly cloudy. Showers and thunderstorms, mainly in the evening. Some thunderstorms may produce heavy rainfall. Lows in the lower 60s. Southwest winds 5 to 10 mph with gusts up to 25 mph, becoming northwest after midnight. Chance of rain 90 percent. .MONDAY...Mostly cloudy in the morning, then becoming partly sunny. Cooler with highs in the mid 70s. North winds around 5 mph. .MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. North winds around 5 mph in the evening, becoming light and variable. .TUESDAY...Mostly sunny. Highs around 80. .TUESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. A slight chance of thunderstorms in the evening. A slight chance of showers. Lows around 60. Chance of rain 20 percent. .WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. Highs in the lower 80s. Lows in the upper 50s. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms. Highs in the lower 80s. Lows around 60. Chance of rain 20 percent. .FRIDAY...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 lower 80s. Chance of rain 40 percent. .FRIDAY NIGHT AND SATURDAY...Mostly cloudy. A chance of showers and thunderstorms. Lows in the mid 60s. Highs in the mid 80s. Chance of rain 50 percent. $$ MOZ059-211100- Gasconade MO- 1042 PM CDT Sat Jun 20 2026 ...FLOOD WATCH IN EFFECT THROUGH SUNDAY EVENING... .OVERNIGHT...Mostly clear late this evening, then becoming mostly cloudy. Lows in the upper 60s. East winds around 5 mph. .SUNDAY...Showers and thunderstorms. Some thunderstorms may produce heavy rainfall. Highs in the mid 80s. South winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 80 percent. .SUNDAY NIGHT...Mostly cloudy. Showers and thunderstorms, mainly in the evening. Some thunderstorms may produce heavy rainfall in the evening. Lows in the lower 60s. Southwest winds 10 to 15 mph with gusts up to 25 mph, becoming northwest 5 to 10 mph after midnight. Chance of rain 90 percent. .MONDAY...Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 70s. North winds 5 to 10 mph. .MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. Northeast winds around 5 mph in the evening, becoming light and variable. .TUESDAY...Mostly sunny. Highs around 80. .TUESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. A slight chance of thunderstorms in the evening. A slight chance of showers. Lows in the lower 60s. Chance of rain 20 percent. .WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. Highs in the lower 80s. Lows in the upper 50s. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms. Highs in the lower 80s. Lows around 60. Chance of rain 20 percent. .FRIDAY...Mostly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 40 percent. .FRIDAY NIGHT AND SATURDAY...Mostly cloudy. A chance of showers and thunderstorms. Lows in the mid 60s. Highs in the mid 80s. Chance of rain 50 percent. $$ MOZ072-073-211100- Crawford MO-Washington MO- 1042 PM CDT Sat Jun 20 2026 ...FLOOD WATCH IN EFFECT FROM 7 AM CDT SUNDAY THROUGH MONDAY MORNING... .OVERNIGHT...Partly cloudy. Lows in the upper 60s. East winds around 5 mph. .SUNDAY...Partly sunny with a chance of showers and thunderstorms in the morning, then mostly cloudy with showers and thunderstorms likely in the afternoon. Some thunderstorms may produce heavy rainfall. Highs in the upper 80s. South winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 70 percent. .SUNDAY NIGHT...Mostly cloudy. Showers and thunderstorms, mainly in the evening. Some thunderstorms may produce heavy rainfall. Lows in the lower 60s. Southwest winds 5 to 10 mph with gusts up to 25 mph, becoming west after midnight. Chance of rain 90 percent. .MONDAY...Mostly cloudy with a chance of showers and thunderstorms in the morning, then partly sunny in the afternoon. Some thunderstorms may produce heavy rainfall in the morning. Cooler with highs in the mid 70s. North winds around 5 mph. Chance of rain 30 percent. .MONDAY NIGHT...Partly cloudy. Lows around 60. North winds around 5 mph in the evening, becoming light and variable. .TUESDAY...Mostly sunny. Highs around 80. .TUESDAY NIGHT...Partly cloudy with a 20 percent chance of showers. Lows in the lower 60s. .WEDNESDAY...Mostly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the lower 80s. Chance of rain 20 percent. .WEDNESDAY NIGHT...Partly cloudy. Lows around 60. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms. Highs in the lower 80s. Lows in the lower 60s. Chance of rain 20 percent. .FRIDAY...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 lower 80s. Chance of rain 40 percent. .FRIDAY NIGHT AND SATURDAY...Mostly cloudy. A chance of showers and thunderstorms. Lows in the mid 60s. Highs in the mid 80s. Chance of rain 50 percent. $$ ILZ102-MOZ065-211100- Monroe IL-Jefferson MO- 1042 PM CDT Sat Jun 20 2026 ...FLOOD WATCH IN EFFECT FROM 7 AM CDT SUNDAY THROUGH MONDAY MORNING... .OVERNIGHT...Mostly clear late this evening, then becoming partly cloudy. Lows in the mid 60s. East winds around 5 mph. .SUNDAY...Partly sunny with a chance of showers and thunderstorms in the morning, then mostly cloudy with showers and thunderstorms likely in the afternoon. Some thunderstorms may produce heavy rainfall. Highs in the upper 80s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 70 percent. .SUNDAY NIGHT...Mostly cloudy. Showers and thunderstorms, mainly in the evening. Some thunderstorms may produce heavy rainfall. Lows in the mid 60s. Southwest winds 5 to 10 mph with gusts up to 25 mph, becoming west after midnight. Chance of rain 90 percent. .MONDAY...Mostly cloudy with a chance of showers and thunderstorms in the morning, then partly sunny in the afternoon. Some thunderstorms may produce heavy rainfall in the morning. Cooler with highs in the upper 70s. North winds 5 to 10 mph. Chance of rain 30 percent. .MONDAY NIGHT...Partly cloudy. Lows around 60. North winds 5 to 10 mph in the evening, becoming light and variable. .TUESDAY...Mostly sunny. Highs around 80. .TUESDAY NIGHT...Mostly clear. Lows in the lower 60s. .WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. Highs in the mid 80s. Lows in the lower 60s. .THURSDAY...Mostly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 20 percent. .THURSDAY NIGHT...Partly cloudy. A slight chance of showers after midnight. Lows in the lower 60s. Chance of rain 20 percent. .FRIDAY...Mostly 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. Chance of rain 40 percent. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. A chance of thunderstorms, mainly in the evening. Lows in the mid 60s. Chance of rain 40 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. Chance of rain 50 percent. $$