Zone Forecast Product
Issued by NWS St. Louis, MO
Issued by NWS St. Louis, MO
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094 FPUS53 KLSX 100209 ZFPLSX Zone Forecasts National Weather Service Saint Louis MO 908 PM CDT Sat May 9 2026 ILZ100-101-MOZ061-063-064-101000- 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 908 PM CDT Sat May 9 2026 .TONIGHT...Partly cloudy this evening, then becoming mostly cloudy. A chance of thunderstorms. Showers likely, mainly this evening. Lows in the mid 50s. West winds 5 to 10 mph, becoming north after midnight. Chance of rain 70 percent. .SUNDAY...Partly sunny. Cooler with highs in the upper 60s. North winds 5 to 10 mph. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Cooler with lows in the mid 40s. North winds around 5 mph in the evening, becoming light and variable. .MONDAY...Sunny. Highs in the lower 70s. Northwest winds around 5 mph. .MONDAY NIGHT...Mostly clear. Lows around 50. Southwest winds around 5 mph. .TUESDAY...Sunny. Highs in the lower 80s. .TUESDAY NIGHT...Partly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Lows in the upper 50s. Chance of rain 40 percent. .WEDNESDAY AND WEDNESDAY NIGHT...Clear. Highs in the mid 70s. Lows around 50. .THURSDAY...Sunny. Highs in the mid 70s. .THURSDAY NIGHT AND FRIDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows in the mid 50s. Highs in the mid 80s. Chance of rain 20 percent. .FRIDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the mid 60s. Chance of rain 20 percent. .SATURDAY...Mostly sunny. Highs in the lower 90s. $$ MOZ042-049-050-101000- Audrain MO-Osage MO-Callaway MO- Including the cities of Mexico and Fulton 908 PM CDT Sat May 9 2026 .TONIGHT...Mostly cloudy. A chance of showers and thunderstorms this evening, then a slight chance of showers after midnight. Lows in the lower 50s. West winds 5 to 10 mph, becoming north after midnight. Chance of rain 50 percent. .SUNDAY...Partly sunny. Cooler with highs in the mid 60s. Northeast winds 5 to 10 mph. .SUNDAY NIGHT...Partly cloudy in the evening, then becoming clear. Cooler with lows in the lower 40s. Northeast winds around 5 mph in the evening, becoming light and variable. .MONDAY...Sunny. Highs in the mid 70s. West winds 5 to 10 mph. .MONDAY NIGHT...Clear. Lows in the upper 40s. South winds 5 to 10 mph. .TUESDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 20 percent. .TUESDAY NIGHT...Partly cloudy with a chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the mid 50s. Chance of rain 30 percent. .WEDNESDAY AND WEDNESDAY NIGHT...Clear. Highs in the mid 70s. Lows in the upper 40s. .THURSDAY...Sunny. Highs in the upper 70s. .THURSDAY NIGHT AND FRIDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows in the upper 50s. Highs in the upper 80s. Chance of rain 20 percent. .FRIDAY NIGHT AND SATURDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows in the lower 60s. Highs in the lower 90s. Chance of rain 20 percent. $$ MOZ041-047-048-101000- Boone MO-Moniteau MO-Cole MO- Including the cities of Columbia and Jefferson City 908 PM CDT Sat May 9 2026 .TONIGHT...Mostly cloudy with a chance of showers. A chance of thunderstorms, mainly this evening. Lows in the lower 50s. Northwest winds 5 to 10 mph, becoming north after midnight. Chance of rain 50 percent. .SUNDAY...Partly sunny. Cooler with highs in the upper 60s. Northeast winds 5 to 10 mph. .SUNDAY NIGHT...Partly cloudy in the evening, then becoming clear. Cooler with lows in the lower 40s. Northeast winds around 5 mph in the evening, becoming light and variable. .MONDAY...Sunny. Highs in the mid 70s. Southwest winds around 5 mph. .MONDAY NIGHT...Clear. Lows in the lower 50s. South winds 5 to 10 mph. .TUESDAY...Sunny. Highs in the lower 80s. .TUESDAY NIGHT...Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the mid 50s. Chance of rain 20 percent. .WEDNESDAY AND WEDNESDAY NIGHT...Clear. Highs in the upper 70s. Lows in the upper 40s. .THURSDAY...Sunny. Highs in the lower 80s. .THURSDAY NIGHT AND FRIDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows around 60. Highs around 90. Chance of rain 20 percent. .FRIDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the mid 60s. 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. $$ ILZ095>097-MOZ018-019-026-027-034>036-101000- Adams IL-Brown IL-Pike IL-Knox MO-Lewis MO-Shelby MO-Marion MO- Monroe MO-Ralls MO-Pike MO- Including the cities of Quincy, Mount Sterling, Pittsfield, Hannibal, and Bowling Green 908 PM CDT Sat May 9 2026 .TONIGHT...Mostly cloudy. A chance of showers with a slight chance of thunderstorms this evening. Lows in the lower 50s. Northwest winds 5 to 10 mph with gusts up to 25 mph, becoming north after midnight. Chance of rain 50 percent. .SUNDAY...Mostly sunny. Cooler with highs in the upper 60s. North winds 5 to 10 mph. .SUNDAY NIGHT...Mostly clear. Lows in the mid 40s. Northeast winds around 5 mph in the evening, becoming light and variable. .MONDAY...Sunny. Highs in the mid 70s. West winds 5 to 10 mph. .MONDAY NIGHT...Mostly clear. Lows in the lower 50s. South winds 5 to 10 mph. Gusts up to 25 mph after midnight. .TUESDAY AND TUESDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms. Highs in the lower 80s. Lows in the mid 50s. Chance of rain 20 percent. .WEDNESDAY AND WEDNESDAY NIGHT...Clear. Highs in the mid 70s. Lows in the upper 40s. .THURSDAY...Sunny. Highs in the upper 70s. .THURSDAY NIGHT AND FRIDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows in the upper 50s. Highs in the upper 80s. Chance of rain 20 percent. .FRIDAY NIGHT AND SATURDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows in the lower 60s. Highs in the lower 90s. Chance of rain 20 percent. $$ ILZ069-070-074-101000- Clinton IL-Marion IL-Washington IL- Including the cities of Centralia and Salem 908 PM CDT Sat May 9 2026 .TONIGHT...Mostly clear this evening, then mostly cloudy with showers likely with a chance of thunderstorms after midnight. Lows in the mid 50s. Southwest winds around 5 mph, becoming north with gusts up to 25 mph after midnight. Chance of rain 60 percent. .SUNDAY...Partly sunny. Cooler with highs in the upper 60s. North winds 5 to 10 mph. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Cooler with lows in the mid 40s. North winds around 5 mph. .MONDAY...Sunny. Highs in the lower 70s. Light and variable winds, becoming northwest around 5 mph in the afternoon. .MONDAY NIGHT...Mostly clear. Lows in the upper 40s. Southeast winds around 5 mph. .TUESDAY...Sunny. Highs in the upper 70s. .TUESDAY NIGHT...Mostly clear with a chance of showers with a slight chance of thunderstorms in the evening, then partly cloudy with a slight chance of showers after midnight. Lows in the upper 50s. Chance of rain 40 percent. .WEDNESDAY AND WEDNESDAY NIGHT...Clear. Highs in the mid 70s. Lows in the upper 40s. .THURSDAY...Sunny. Highs in the lower 70s. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. A 20 percent chance of showers. Highs in the lower 80s. Lows in the lower 60s. .SATURDAY...Mostly sunny. Highs in the upper 80s. $$ MOZ074-084-085-099-101000- Saint Francois MO-Iron MO-Madison MO-Reynolds MO- Including the city of Farmington 908 PM CDT Sat May 9 2026 .TONIGHT...Mostly clear this evening, then becoming partly cloudy. Lows in the mid 50s. Southwest winds around 5 mph, becoming northwest after midnight. .SUNDAY...Partly sunny in the morning, then becoming mostly cloudy. Cooler with highs in the lower 70s. North winds 5 to 10 mph with gusts up to 20 mph. .SUNDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Cooler with lows in the mid 40s. North winds 5 to 10 mph. .MONDAY...Sunny. Highs in the mid 70s. Northeast winds around 5 mph. .MONDAY NIGHT...Clear. Lows in the upper 40s. Northeast winds around 5 mph, becoming south after midnight. .TUESDAY...Sunny. Highs in the lower 80s. .TUESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. A slight chance of thunderstorms in the evening. A slight chance of showers. Not as cool with lows in the upper 50s. Chance of rain 20 percent. .WEDNESDAY THROUGH THURSDAY...Clear. Highs around 80. Lows in the upper 40s. .THURSDAY NIGHT...Mostly clear in the evening, then partly cloudy with a slight chance of showers after midnight. Lows in the mid 50s. Chance of rain 20 percent. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms. Highs in the upper 80s. Lows in the lower 60s. Chance of rain 20 percent. .SATURDAY...Sunny. Highs in the lower 90s. $$ MOZ051-052-060-101000- Montgomery MO-Lincoln MO-Warren MO- 908 PM CDT Sat May 9 2026 .TONIGHT...Partly cloudy with showers likely with a chance of thunderstorms this evening, then mostly cloudy with a chance of showers with a slight chance of thunderstorms after midnight. Lows in the lower 50s. Northwest winds 5 to 10 mph with gusts up to 20 mph, becoming north after midnight. Chance of rain 70 percent. .SUNDAY...Partly sunny. Cooler with highs in the mid 60s. North winds 5 to 10 mph. .SUNDAY NIGHT...Partly cloudy in the evening, then becoming clear. Cooler with lows in the lower 40s. North winds around 5 mph in the evening, becoming light and variable. .MONDAY...Sunny. Highs in the lower 70s. West winds around 5 mph. .MONDAY NIGHT...Mostly clear. Lows in the upper 40s. South winds around 5 mph. .TUESDAY...Sunny. Highs around 80. .TUESDAY NIGHT...Partly cloudy with a chance of showers and thunderstorms in the evening, then mostly clear with a slight chance of showers after midnight. Lows in the mid 50s. Chance of rain 40 percent. .WEDNESDAY AND WEDNESDAY NIGHT...Clear. Highs in the mid 70s. Lows in the upper 40s. .THURSDAY...Sunny. Highs in the mid 70s. .THURSDAY NIGHT AND FRIDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows in the mid 50s. Highs in the mid 80s. Chance of rain 20 percent. .FRIDAY NIGHT AND SATURDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows in the lower 60s. Highs in the lower 90s. Chance of rain 20 percent. $$ ILZ058-059-098-099-101000- Greene IL-Macoupin IL-Calhoun IL-Jersey IL- 908 PM CDT Sat May 9 2026 .TONIGHT...Partly cloudy this evening, then becoming mostly cloudy. A slight chance of thunderstorms. Showers likely, mainly this evening. Lows in the lower 50s. Southwest winds 5 to 10 mph with gusts up to 25 mph, becoming north after midnight. Chance of rain 70 percent. .SUNDAY...Mostly sunny. Cooler with highs in the upper 60s. North winds 5 to 10 mph. .SUNDAY NIGHT...Partly cloudy in the evening, then becoming clear. Cooler with lows in the lower 40s. North winds 5 to 10 mph in the evening, becoming light and variable. .MONDAY...Sunny. Highs in the lower 70s. Northwest winds 5 to 10 mph. .MONDAY NIGHT...Mostly clear. Lows in the upper 40s. South winds around 5 mph. .TUESDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 20 percent. .TUESDAY NIGHT...Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the evening, then mostly clear with a slight chance of showers after midnight. Lows in the mid 50s. Chance of rain 40 percent. .WEDNESDAY AND WEDNESDAY NIGHT...Clear. Highs in the lower 70s. Lows in the upper 40s. .THURSDAY...Sunny. Highs in the lower 70s. .THURSDAY NIGHT AND FRIDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows in the mid 50s. Highs in the lower 80s. Chance of rain 20 percent. .FRIDAY NIGHT AND SATURDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows around 60. Highs around 90. Chance of rain 20 percent. $$ ILZ060-064-065-101000- Montgomery IL-Bond IL-Fayette IL- Including the cities of Litchfield and Vandalia 908 PM CDT Sat May 9 2026 .TONIGHT...Partly cloudy this evening, then becoming mostly cloudy. A chance of thunderstorms. A chance of showers this evening, then showers likely after midnight. Lows in the lower 50s. West winds around 5 mph, becoming north with gusts up to 25 mph after midnight. Chance of rain 60 percent. .SUNDAY...Mostly sunny. Cooler with highs in the mid 60s. North winds 5 to 10 mph. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Cooler with lows in the lower 40s. Northeast winds around 5 mph. .MONDAY...Sunny. Highs around 70. Northwest winds 5 to 10 mph. .MONDAY NIGHT...Mostly clear. Lows in the mid 40s. Southwest winds around 5 mph, becoming southeast after midnight. .TUESDAY...Sunny. Highs in the mid 70s. .TUESDAY NIGHT...Partly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Lows in the mid 50s. Chance of rain 50 percent. .WEDNESDAY AND WEDNESDAY NIGHT...Clear. Highs in the lower 70s. Lows in the upper 40s. .THURSDAY...Sunny. Highs in the lower 70s. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 50s. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms. Highs in the upper 70s. Lows around 60. Chance of rain 20 percent. .SATURDAY...Mostly sunny. Highs in the upper 80s. $$ ILZ079-MOZ075-101000- Randolph IL-Sainte Genevieve MO- Including the cities of Chester and Sparta 908 PM CDT Sat May 9 2026 .TONIGHT...Mostly clear this evening, then becoming mostly cloudy. Lows in the mid 50s. Southwest winds around 5 mph, becoming northwest with gusts up to 20 mph after midnight. .SUNDAY...Partly sunny. Cooler with highs in the upper 60s. North winds 5 to 10 mph. .SUNDAY NIGHT...Mostly cloudy in the evening, then clearing. Cooler with lows in the mid 40s. North winds 5 to 10 mph. .MONDAY...Sunny. Highs in the lower 70s. Northeast winds around 5 mph. .MONDAY NIGHT...Clear. Lows in the upper 40s. East winds around 5 mph, becoming south after midnight. .TUESDAY...Sunny. Highs around 80. .TUESDAY NIGHT...Mostly clear with a chance of showers with a slight chance of thunderstorms in the evening, then partly cloudy with a slight chance of showers after midnight. Lows in the upper 50s. Chance of rain 30 percent. .WEDNESDAY AND WEDNESDAY NIGHT...Clear. Highs in the upper 70s. Lows in the upper 40s. .THURSDAY...Sunny. Highs in the mid 70s. .THURSDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms. Highs in the mid 80s. Lows in the lower 60s. Chance of rain 20 percent. .SATURDAY...Sunny. Highs around 90. $$ MOZ059-062-072-073-101000- Gasconade MO-Franklin MO-Crawford MO-Washington MO- Including the cities of Washington, Union, and Sullivan 908 PM CDT Sat May 9 2026 .TONIGHT...Partly cloudy with a chance of showers with a slight chance of thunderstorms this evening, then mostly cloudy with a slight chance of showers after midnight. Lows in the mid 50s. Southwest winds around 5 mph, becoming north after midnight. Chance of rain 50 percent. .SUNDAY...Partly sunny. Cooler with highs in the upper 60s. Northeast winds 5 to 10 mph. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Cooler with lows in the lower 40s. North winds around 5 mph in the evening, becoming light and variable. .MONDAY...Sunny. Highs in the mid 70s. East winds around 5 mph, becoming northwest in the afternoon. .MONDAY NIGHT...Clear. Lows in the upper 40s. Southwest winds around 5 mph. .TUESDAY...Sunny. Highs in the lower 80s. .TUESDAY NIGHT...Mostly clear with a chance of showers and thunderstorms in the evening, then partly cloudy with a slight chance of showers after midnight. Lows in the mid 50s. Chance of rain 40 percent. .WEDNESDAY AND WEDNESDAY NIGHT...Clear. Highs in the upper 70s. Lows in the upper 40s. .THURSDAY...Sunny. Highs in the upper 70s. .THURSDAY NIGHT AND FRIDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows in the upper 50s. Highs in the upper 80s. Chance of rain 20 percent. .FRIDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the mid 60s. 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. $$ ILZ102-MOZ065-101000- Monroe IL-Jefferson MO- 908 PM CDT Sat May 9 2026 .TONIGHT...Partly cloudy this evening, then becoming mostly cloudy. A chance of showers and thunderstorms. Lows in the mid 50s. Southwest winds around 5 mph, becoming north after midnight. Chance of rain 50 percent. .SUNDAY...Partly sunny. Cooler with highs in the upper 60s. North winds 5 to 10 mph. .SUNDAY NIGHT...Partly cloudy in the evening, then clearing. Cooler with lows in the mid 40s. North winds around 5 mph in the evening, becoming light and variable. .MONDAY...Sunny. Highs in the mid 70s. Light and variable winds, becoming north around 5 mph in the afternoon. .MONDAY NIGHT...Clear. Lows in the upper 40s. East winds around 5 mph, becoming south after midnight. .TUESDAY...Sunny. Highs in the lower 80s. .TUESDAY NIGHT...Mostly clear with a chance of showers with a slight chance of thunderstorms in the evening, then partly cloudy with a slight chance of showers after midnight. Lows in the upper 50s. Chance of rain 40 percent. .WEDNESDAY AND WEDNESDAY NIGHT...Clear. Highs in the upper 70s. Lows in the upper 40s. .THURSDAY...Sunny. Highs in the upper 70s. .THURSDAY NIGHT...Mostly clear in the evening, then partly cloudy with a slight chance of showers after midnight. Lows in the mid 50s. Chance of rain 20 percent. .FRIDAY...Mostly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the mid 80s. Chance of rain 20 percent. .FRIDAY NIGHT AND SATURDAY...Partly cloudy. Lows in the lower 60s. Highs in the lower 90s. $$