Zone Forecast Product
Issued by NWS St. Louis, MO
Issued by NWS St. Louis, MO
759 FPUS53 KLSX 251138 ZFPLSX Zone Forecasts National Weather Service Saint Louis MO 637 AM CDT Fri Sep 25 2026 ILZ100-101-MOZ061-063-064-251900- 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 637 AM CDT Fri Sep 25 2026 .TODAY...Patchy fog this morning. Mostly cloudy. Highs in the mid 70s. East winds around 5 mph. .TONIGHT...Mostly cloudy. Lows around 60. Northeast winds around 5 mph. .SATURDAY...Mostly cloudy with a 20 percent chance of showers. Highs in the lower 70s. East winds around 5 mph. .SATURDAY NIGHT...Mostly cloudy. Lows around 60. East winds around 5 mph in the evening, becoming light and variable. .SUNDAY...Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 70s. East winds around 5 mph. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. .MONDAY...Sunny. Highs in the upper 70s. .MONDAY NIGHT...Partly cloudy. Lows in the lower 60s. .TUESDAY...Partly sunny. A slight chance of showers in the morning, then a chance of showers in the afternoon. Highs around 80. Chance of rain 40 percent. .TUESDAY NIGHT AND WEDNESDAY...Showers likely with a slight chance of thunderstorms. Lows in the mid 60s. Highs in the upper 70s. Chance of rain 60 percent. .WEDNESDAY NIGHT...Mostly cloudy with a 50 percent chance of showers. Lows in the mid 60s. .THURSDAY...Partly sunny with a chance of showers. A slight chance of thunderstorms in the afternoon. Highs around 80. Chance of rain 50 percent. $$ MOZ042-049-050-251900- Audrain MO-Osage MO-Callaway MO- Including the cities of Mexico and Fulton 637 AM CDT Fri Sep 25 2026 .TODAY...Mostly cloudy. A slight chance of showers this afternoon. Highs in the mid 70s. East winds around 5 mph. Chance of rain 20 percent. .TONIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows in the lower 60s. East winds around 5 mph. Chance of rain 20 percent. .SATURDAY...Mostly cloudy in the morning, then becoming partly sunny. A 50 percent chance of showers. Highs in the lower 70s. East winds 5 to 10 mph. .SATURDAY NIGHT...Mostly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the lower 60s. Southeast winds 5 to 10 mph. Chance of rain 20 percent. .SUNDAY...Mostly cloudy with a slight chance of showers in the morning, then partly sunny in the afternoon. Highs in the mid 70s. Southeast winds around 5 mph. Chance of rain 20 percent. .SUNDAY NIGHT...Mostly cloudy. Lows in the lower 60s. .MONDAY AND MONDAY NIGHT...Partly cloudy. Highs in the upper 70s. Lows in the lower 60s. .TUESDAY...Mostly cloudy with a chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 50 percent. .TUESDAY NIGHT AND WEDNESDAY...Showers likely with a slight chance of thunderstorms. Lows in the mid 60s. Highs in the mid 70s. Chance of rain 70 percent. .WEDNESDAY NIGHT...A slight chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the mid 60s. Chance of rain 50 percent. .THURSDAY...Partly sunny with a 50 percent chance of showers. Highs in the upper 70s. $$ MOZ041-047-048-251900- Boone MO-Moniteau MO-Cole MO- Including the cities of Columbia and Jefferson City 637 AM CDT Fri Sep 25 2026 .TODAY...Mostly cloudy. A slight chance of showers this afternoon. Highs in the mid 70s. East winds around 5 mph. Chance of rain 20 percent. .TONIGHT...Mostly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the lower 60s. East winds around 5 mph. Chance of rain 40 percent. .SATURDAY...Mostly cloudy in the morning, then becoming partly sunny. A 50 percent chance of showers. Highs in the mid 70s. Southeast winds 5 to 10 mph. .SATURDAY NIGHT...Mostly cloudy. A slight chance of showers in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Lows in the lower 60s. Southeast winds 5 to 10 mph. Chance of rain 50 percent. .SUNDAY...Mostly cloudy with a chance of showers in the morning, then partly sunny in the afternoon. Highs in the upper 70s. Southeast winds around 5 mph. Chance of rain 50 percent. .SUNDAY NIGHT...Mostly cloudy. Lows in the mid 60s. .MONDAY AND MONDAY NIGHT...Partly cloudy. Highs in the lower 80s. Lows in the mid 60s. .TUESDAY...Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Highs around 80. Chance of rain 50 percent. .TUESDAY NIGHT...Showers likely with a chance of thunderstorms in the evening, then showers likely with a slight chance of thunderstorms after midnight. Lows in the upper 60s. Chance of rain 70 percent. .WEDNESDAY...A slight chance of thunderstorms. Showers likely, mainly in the morning. Highs in the upper 70s. Chance of rain 70 percent. .WEDNESDAY NIGHT...A slight chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the mid 60s. Chance of rain 50 percent. .THURSDAY...Partly sunny with a 50 percent chance of showers. Highs in the upper 70s. $$ ILZ095>097-MOZ018-019-026-027-034>036-251900- Adams IL-Brown IL-Pike IL-Knox MO-Lewis MO-Shelby MO-Marion MO- Monroe MO-Ralls MO-Pike MO- Including the cities of Quincy, Mount Sterling, Pittsfield, Hannibal, and Bowling Green 637 AM CDT Fri Sep 25 2026 .TODAY...Mostly cloudy with a 50 percent chance of showers. Highs around 70. East winds around 5 mph. .TONIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows around 60. East winds around 5 mph. Chance of rain 20 percent. .SATURDAY...Showers likely. Highs in the mid 60s. Southeast winds 5 to 10 mph. Chance of rain 70 percent. .SATURDAY NIGHT...Mostly cloudy. A slight chance of showers in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Lows around 60. East winds 5 to 10 mph. Chance of rain 50 percent. .SUNDAY...Mostly cloudy with a slight chance of showers in the morning, then partly sunny in the afternoon. Highs in the lower 70s. Southeast winds around 5 mph. Chance of rain 20 percent. .SUNDAY NIGHT THROUGH MONDAY NIGHT...Partly cloudy. Lows in the lower 60s. Highs in the mid 70s. .TUESDAY...Mostly cloudy with a 50 percent chance of showers. Highs in the mid 70s. .TUESDAY NIGHT AND WEDNESDAY...Showers likely with a slight chance of thunderstorms. Lows in the mid 60s. Highs in the mid 70s. Chance of rain 70 percent. .WEDNESDAY NIGHT AND THURSDAY...Mostly cloudy. A 50 percent chance of showers. Lows in the mid 60s. Highs in the mid 70s. $$ ILZ069-070-074-251900- Clinton IL-Marion IL-Washington IL- Including the cities of Centralia and Salem 637 AM CDT Fri Sep 25 2026 .TODAY...Mostly cloudy this morning, then becoming partly sunny. Areas of fog this morning. Highs in the mid 70s. Northeast winds around 5 mph. .TONIGHT...Mostly cloudy. Lows in the upper 50s. Northeast winds around 5 mph. .SATURDAY...Mostly cloudy. Highs in the lower 70s. Northeast winds around 5 mph. .SATURDAY NIGHT...Mostly cloudy. Lows in the upper 50s. Light and variable winds. .SUNDAY...Partly sunny. Highs in the mid 70s. Light and variable winds, becoming northeast around 5 mph in the afternoon. .SUNDAY NIGHT THROUGH MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Highs in the upper 70s. .TUESDAY...Mostly sunny. Highs in the lower 80s. .TUESDAY NIGHT...Mostly cloudy with a chance of showers. A slight chance of thunderstorms after midnight. Lows in the mid 60s. Chance of rain 50 percent. .WEDNESDAY...A slight chance of thunderstorms. Showers likely, mainly in the morning. Highs in the upper 70s. Chance of rain 60 percent. .WEDNESDAY NIGHT...Mostly cloudy with a 50 percent chance of showers. Lows in the mid 60s. .THURSDAY...Partly sunny with a chance of showers. A slight chance of thunderstorms in the afternoon. Highs around 80. Chance of rain 50 percent. $$ MOZ074-084-085-099-251900- Saint Francois MO-Iron MO-Madison MO-Reynolds MO- Including the city of Farmington 637 AM CDT Fri Sep 25 2026 .TODAY...Mostly cloudy this morning, then becoming partly sunny. Patchy fog this morning. Highs in the upper 70s. Northeast winds around 5 mph. .TONIGHT...Mostly cloudy. Lows in the upper 50s. Northeast winds around 5 mph in the evening, becoming light and variable. .SATURDAY...Partly sunny. Highs in the mid 70s. Light and variable winds, becoming east around 5 mph in the afternoon. .SATURDAY NIGHT...Mostly cloudy. Lows in the upper 50s. East winds around 5 mph in the evening, becoming light and variable. .SUNDAY...Partly sunny. Highs in the upper 70s. Light and variable winds. .SUNDAY NIGHT THROUGH MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. Highs around 80. .TUESDAY...Partly sunny. A slight chance of showers in the afternoon. Highs in the lower 80s. Chance of rain 20 percent. .TUESDAY NIGHT...A slight chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the mid 60s. Chance of rain 50 percent. .WEDNESDAY...Mostly cloudy. Showers likely, mainly in the morning. Highs in the upper 70s. Chance of rain 60 percent. .WEDNESDAY NIGHT...Mostly cloudy with a 50 percent chance of showers. Lows in the mid 60s. .THURSDAY...Partly sunny. A chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. Highs around 80. Chance of rain 50 percent. $$ MOZ051-052-060-251900- Montgomery MO-Lincoln MO-Warren MO- 637 AM CDT Fri Sep 25 2026 .TODAY...Patchy fog this morning. Mostly cloudy. Highs in the mid 70s. East winds around 5 mph. .TONIGHT...Mostly cloudy. Lows in the lower 60s. East winds around 5 mph. .SATURDAY...Mostly cloudy with a 50 percent chance of showers. Highs around 70. East winds around 5 mph. .SATURDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows in the upper 50s. East winds around 5 mph. Chance of rain 20 percent. .SUNDAY...Mostly cloudy with a slight chance of showers in the morning, then partly sunny in the afternoon. Highs in the mid 70s. East winds around 5 mph. Chance of rain 20 percent. .SUNDAY NIGHT THROUGH MONDAY NIGHT...Partly cloudy. Lows in the lower 60s. Highs in the upper 70s. .TUESDAY...Partly sunny in the morning, then becoming mostly cloudy. A chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 50 percent. .TUESDAY NIGHT...Cloudy with a slight chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Lows in the mid 60s. Chance of rain 70 percent. .WEDNESDAY...A slight chance of thunderstorms. Showers likely, mainly in the morning. Highs in the upper 70s. Chance of rain 70 percent. .WEDNESDAY NIGHT...Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the mid 60s. Chance of rain 50 percent. .THURSDAY...Partly sunny with a 50 percent chance of showers. Highs in the upper 70s. $$ ILZ058-059-098-099-251900- Greene IL-Macoupin IL-Calhoun IL-Jersey IL- 637 AM CDT Fri Sep 25 2026 .TODAY...Mostly cloudy. Highs in the lower 70s. East winds around 5 mph. .TONIGHT...Mostly cloudy. Lows in the upper 50s. East winds around 5 mph. .SATURDAY...Mostly cloudy with a 20 percent chance of showers. Highs in the lower 70s. East winds around 5 mph. .SATURDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows in the upper 50s. East winds around 5 mph. Chance of rain 20 percent. .SUNDAY...Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 70s. East winds around 5 mph. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. .MONDAY...Sunny. Highs in the upper 70s. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 50s. .TUESDAY...Partly sunny. A slight chance of showers in the morning, then a chance of showers in the afternoon. Highs in the upper 70s. Chance of rain 40 percent. .TUESDAY NIGHT AND WEDNESDAY...Showers likely with a slight chance of thunderstorms. Lows in the mid 60s. Highs in the upper 70s. Chance of rain 60 percent. .WEDNESDAY NIGHT AND THURSDAY...Mostly cloudy. A 50 percent chance of showers. Lows in the lower 60s. Highs in the upper 70s. $$ ILZ060-064-065-251900- Montgomery IL-Bond IL-Fayette IL- Including the cities of Litchfield and Vandalia 637 AM CDT Fri Sep 25 2026 .TODAY...Mostly cloudy. Highs in the lower 70s. Northeast winds around 5 mph. .TONIGHT...Mostly cloudy. Lows in the upper 50s. Northeast winds around 5 mph. .SATURDAY...Partly sunny. Highs in the lower 70s. East winds around 5 mph. .SATURDAY NIGHT...Mostly cloudy. Lows in the upper 50s. Light and variable winds. .SUNDAY...Partly sunny. Highs in the mid 70s. Light and variable winds, becoming northeast around 5 mph in the afternoon. .SUNDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 50s. .MONDAY AND MONDAY NIGHT...Mostly clear. Highs in the upper 70s. Lows in the upper 50s. .TUESDAY...Mostly sunny. A slight chance of showers in the afternoon. Highs in the upper 70s. Chance of rain 20 percent. .TUESDAY NIGHT...Mostly cloudy. A chance of showers in the evening, then showers likely with a slight chance of thunderstorms after midnight. Lows in the lower 60s. Chance of rain 60 percent. .WEDNESDAY...Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Highs in the upper 70s. Chance of rain 50 percent. .WEDNESDAY NIGHT AND THURSDAY...Mostly cloudy. A 50 percent chance of showers. Lows in the lower 60s. Highs in the upper 70s. $$ ILZ079-MOZ075-251900- Randolph IL-Sainte Genevieve MO- Including the cities of Chester and Sparta 637 AM CDT Fri Sep 25 2026 .TODAY...Mostly cloudy this morning, then becoming partly sunny. Areas of fog this morning. Highs in the upper 70s. Northeast winds around 5 mph. .TONIGHT...Mostly cloudy. Lows in the upper 50s. Northeast winds around 5 mph. .SATURDAY...Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 70s. Northeast winds around 5 mph. .SATURDAY NIGHT...Mostly cloudy. Lows in the upper 50s. Northeast winds around 5 mph in the evening, becoming light and variable. .SUNDAY...Mostly cloudy in the morning, then becoming partly sunny. Highs in the upper 70s. East winds around 5 mph. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. .MONDAY...Sunny. Highs around 80. .MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. .TUESDAY...Mostly sunny. A slight chance of showers in the afternoon. Highs in the lower 80s. Chance of rain 20 percent. .TUESDAY NIGHT...Mostly cloudy with a chance of showers. A slight chance of thunderstorms after midnight. Lows in the mid 60s. Chance of rain 50 percent. .WEDNESDAY...Showers likely, mainly in the morning. Highs around 80. Chance of rain 60 percent. .WEDNESDAY NIGHT...Mostly cloudy with a 50 percent chance of showers. Lows in the mid 60s. .THURSDAY...Partly sunny with a chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 50 percent. $$ MOZ059-062-072-073-251900- Gasconade MO-Franklin MO-Crawford MO-Washington MO- Including the cities of Washington, Union, and Sullivan 637 AM CDT Fri Sep 25 2026 .TODAY...Mostly cloudy this morning, then becoming partly sunny. Patchy fog this morning. Highs in the mid 70s. East winds around 5 mph. .TONIGHT...Mostly cloudy. Lows around 60. East winds around 5 mph. .SATURDAY...Partly sunny with a 20 percent chance of showers. Highs in the mid 70s. East winds around 5 mph. .SATURDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows in the upper 50s. East winds around 5 mph in the evening, becoming light and variable. Chance of rain 20 percent. .SUNDAY...Mostly cloudy in the morning, then becoming partly sunny. Highs in the upper 70s. East winds around 5 mph. .SUNDAY NIGHT THROUGH MONDAY NIGHT...Partly cloudy. Lows in the lower 60s. Highs in the upper 70s. .TUESDAY...Partly sunny with a slight chance of showers in the morning, then mostly cloudy with a chance of showers in the afternoon. Highs around 80. Chance of rain 50 percent. .TUESDAY NIGHT...Mostly cloudy with a slight chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Lows in the mid 60s. Chance of rain 60 percent. .WEDNESDAY...Showers likely with a slight chance of thunderstorms in the morning, then a chance of showers in the afternoon. Highs in the upper 70s. Chance of rain 70 percent. .WEDNESDAY NIGHT AND THURSDAY...Mostly cloudy. A 50 percent chance of showers. Lows in the mid 60s. Highs in the upper 70s. $$ ILZ102-MOZ065-251900- Monroe IL-Jefferson MO- 637 AM CDT Fri Sep 25 2026 .TODAY...Areas of fog this morning. Mostly cloudy. Highs in the upper 70s. East winds around 5 mph. .TONIGHT...Mostly cloudy. Lows in the upper 50s. Northeast winds around 5 mph. .SATURDAY...Mostly cloudy in the morning, then partly sunny with a slight chance of showers in the afternoon. Highs in the lower 70s. East winds around 5 mph. Chance of rain 20 percent. .SATURDAY NIGHT...Mostly cloudy. Lows in the upper 50s. East winds around 5 mph in the evening, becoming light and variable. .SUNDAY...Mostly cloudy in the morning, then becoming partly sunny. Highs in the upper 70s. East winds around 5 mph. .SUNDAY NIGHT THROUGH MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. Highs in the upper 70s. .TUESDAY...Partly sunny. A chance of showers in the afternoon. Highs in the lower 80s. Chance of rain 30 percent. .TUESDAY NIGHT...Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Lows in the mid 60s. Chance of rain 50 percent. .WEDNESDAY...Showers likely, mainly in the morning. Highs in the upper 70s. Chance of rain 60 percent. .WEDNESDAY NIGHT...Mostly cloudy with a 50 percent chance of showers. Lows in the mid 60s. .THURSDAY...Partly sunny with a chance of showers. A slight chance of thunderstorms in the afternoon. Highs around 80. Chance of rain 50 percent. $$