Zone Forecast Product
Issued by NWS St. Louis, MO
Issued by NWS St. Louis, MO
812 FPUS53 KLSX 271008 ZFPLSX Zone Forecasts National Weather Service Saint Louis MO 507 AM CDT Sun Sep 27 2026 ILZ100-101-MOZ061-063-064-271800- 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 508 AM CDT Sun Sep 27 2026 .TODAY...Mostly cloudy with a chance of showers this morning, then partly sunny this afternoon. Highs in the mid 70s. Northeast winds around 5 mph. Chance of rain 50 percent. .TONIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 50s. Northeast winds around 5 mph. .MONDAY...Sunny. Highs in the upper 70s. Northeast winds around 5 mph. .MONDAY NIGHT...Mostly clear. Lows in the mid 50s. East winds around 5 mph in the evening, becoming light and variable. .TUESDAY...Mostly sunny. Highs in the lower 80s. Southeast winds around 5 mph. .TUESDAY NIGHT...Mostly cloudy. Not as cool with lows in the mid 60s. .WEDNESDAY...Mostly cloudy with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 20 percent. .WEDNESDAY NIGHT...Mostly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the upper 60s. Chance of rain 50 percent. .THURSDAY...Showers likely. Highs around 80. Chance of rain 70 percent. .THURSDAY NIGHT...Showers likely with a slight chance of thunderstorms. Lows in the mid 60s. Chance of rain 70 percent. .FRIDAY AND FRIDAY NIGHT...Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Highs in the mid 70s. Lows in the lower 60s. Chance of rain 50 percent. .SATURDAY...Partly sunny with a 50 percent chance of showers. Highs in the lower 70s. $$ MOZ042-049-050-271800- Audrain MO-Osage MO-Callaway MO- Including the cities of Mexico and Fulton 508 AM CDT Sun Sep 27 2026 .TODAY...Partly sunny. Showers likely, mainly this morning. Highs in the lower 70s. East winds around 5 mph. Chance of rain 70 percent. .TONIGHT...Mostly cloudy. Lows in the upper 50s. Northeast winds around 5 mph. .MONDAY...Sunny. Highs in the mid 70s. East winds around 5 mph. .MONDAY NIGHT...Mostly clear. Lows in the upper 50s. East winds around 5 mph. .TUESDAY...Mostly sunny. Highs in the lower 80s. South winds 5 to 10 mph. .TUESDAY NIGHT...Mostly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the mid 60s. Chance of rain 20 percent. .WEDNESDAY...Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Highs in the lower 80s. Chance of rain 50 percent. .WEDNESDAY NIGHT...Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then showers likely after midnight. Lows in the mid 60s. Chance of rain 60 percent. .THURSDAY...Showers likely in the morning, then showers with a slight chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 80 percent. .THURSDAY NIGHT...A chance of thunderstorms. Showers likely. Lows in the lower 60s. Chance of rain 70 percent. .FRIDAY...Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the morning, then partly sunny with a chance of showers and thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 50 percent. .FRIDAY NIGHT...A slight chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the upper 50s. Chance of rain 50 percent. .SATURDAY...Partly sunny with a 40 percent chance of showers. Highs in the lower 70s. $$ MOZ041-047-048-271800- Boone MO-Moniteau MO-Cole MO- Including the cities of Columbia and Jefferson City 508 AM CDT Sun Sep 27 2026 .TODAY...Partly sunny. Showers likely, mainly this morning. Highs in the mid 70s. East winds around 5 mph. Chance of rain 70 percent. .TONIGHT...Mostly cloudy. Lows in the upper 50s. Northeast winds around 5 mph. .MONDAY...Mostly sunny. Highs in the upper 70s. East winds around 5 mph. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows around 60. East winds around 5 mph. .TUESDAY...Partly sunny. Highs in the mid 80s. South winds 5 to 10 mph. .TUESDAY 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 upper 60s. Chance of rain 40 percent. .WEDNESDAY...Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Highs in the lower 80s. Chance of rain 50 percent. .WEDNESDAY NIGHT...Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then showers likely after midnight. Lows in the upper 60s. Chance of rain 60 percent. .THURSDAY...Showers. A slight chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 80 percent. .THURSDAY NIGHT...A chance of thunderstorms. Showers likely, mainly in the evening. Lows in the lower 60s. Chance of rain 70 percent. .FRIDAY...Mostly cloudy in the morning, then becoming partly sunny. A chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 50 percent. .FRIDAY 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 upper 50s. Chance of rain 50 percent. .SATURDAY...Partly sunny with a 30 percent chance of showers. Highs in the mid 70s. $$ ILZ095>097-MOZ018-019-026-027-034>036-271800- Adams IL-Brown IL-Pike IL-Knox MO-Lewis MO-Shelby MO-Marion MO- Monroe MO-Ralls MO-Pike MO- Including the cities of Quincy, Mount Sterling, Pittsfield, Hannibal, and Bowling Green 508 AM CDT Sun Sep 27 2026 .TODAY...Mostly cloudy. Showers, mainly this morning. Highs around 70. East winds around 5 mph. Chance of rain 80 percent. .TONIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 50s. Northeast winds around 5 mph in the evening, becoming light and variable. .MONDAY...Sunny. Highs in the mid 70s. East winds around 5 mph. .MONDAY NIGHT...Mostly clear. Lows in the mid 50s. East winds around 5 mph. .TUESDAY...Partly sunny. Highs in the upper 70s. South winds 5 to 10 mph. .TUESDAY NIGHT...Mostly cloudy. A slight chance of showers in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Lows in the mid 60s. Chance of rain 50 percent. .WEDNESDAY...Showers likely with a slight chance of thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 70 percent. .WEDNESDAY NIGHT...Mostly cloudy with a slight chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Lows in the mid 60s. Chance of rain 70 percent. .THURSDAY...Showers in the morning, then showers likely with a slight chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 80 percent. .THURSDAY NIGHT...Mostly cloudy with a chance of thunderstorms. A chance of showers. Lows in the lower 60s. Chance of rain 50 percent. .FRIDAY...Mostly cloudy in the morning, then becoming partly sunny. A chance of showers with a slight chance of thunderstorms. Highs in the lower 70s. Chance of rain 50 percent. .FRIDAY NIGHT...Mostly cloudy with a 50 percent chance of showers. Lows in the upper 50s. .SATURDAY...Partly sunny with a 40 percent chance of showers. Highs around 70. $$ ILZ069-070-074-271800- Clinton IL-Marion IL-Washington IL- Including the cities of Centralia and Salem 508 AM CDT Sun Sep 27 2026 .TODAY...Mostly cloudy this morning, then becoming partly sunny. Highs in the mid 70s. Light and variable winds, becoming north around 5 mph this afternoon. .TONIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 50s. North winds around 5 mph in the evening, becoming light and variable. .MONDAY...Sunny. Highs in the mid 70s. Northeast winds around 5 mph in the morning, becoming light and variable. .MONDAY NIGHT...Clear. Lows in the lower 50s. Light and variable winds. .TUESDAY...Sunny. Highs in the lower 80s. Southeast winds around 5 mph. .TUESDAY NIGHT AND WEDNESDAY...Mostly cloudy. Lows in the lower 60s. Highs in the mid 80s. .WEDNESDAY NIGHT...Mostly cloudy. A chance of showers after midnight. Lows in the upper 60s. Chance of rain 30 percent. .THURSDAY...Mostly cloudy with a 50 percent chance of showers. Highs in the lower 80s. .THURSDAY NIGHT...Showers likely with a slight chance of thunderstorms. Lows in the mid 60s. Chance of rain 60 percent. .FRIDAY AND FRIDAY NIGHT...Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Highs in the mid 70s. Lows in the lower 60s. Chance of rain 50 percent. .SATURDAY...Partly sunny with a 50 percent chance of showers. Highs in the lower 70s. $$ MOZ074-084-085-099-271800- Saint Francois MO-Iron MO-Madison MO-Reynolds MO- Including the city of Farmington 508 AM CDT Sun Sep 27 2026 .TODAY...Partly sunny. A slight chance of showers this morning. Highs in the mid 70s. Light and variable winds, becoming northeast around 5 mph this afternoon. Chance of rain 20 percent. .TONIGHT...Partly cloudy. Lows in the upper 50s. Northeast winds around 5 mph in the evening, becoming light and variable. .MONDAY...Sunny. Highs in the upper 70s. Light and variable winds, becoming northeast around 5 mph in the afternoon. .MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Light and variable winds. .TUESDAY...Sunny. Highs in the lower 80s. South winds around 5 mph. .TUESDAY NIGHT AND WEDNESDAY...Mostly cloudy. Lows in the lower 60s. Highs in the mid 80s. .WEDNESDAY NIGHT...Mostly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the mid 60s. Chance of rain 40 percent. .THURSDAY...Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the lower 80s. Chance of rain 60 percent. .THURSDAY NIGHT AND FRIDAY...Showers likely with a slight chance of thunderstorms. Lows in the lower 60s. Highs in the mid 70s. Chance of rain 60 percent. .FRIDAY NIGHT AND SATURDAY...Mostly cloudy. A chance of showers with a slight chance of thunderstorms. Lows around 60. Highs in the lower 70s. Chance of rain 50 percent. $$ MOZ051-052-060-271800- Montgomery MO-Lincoln MO-Warren MO- 508 AM CDT Sun Sep 27 2026 .TODAY...Mostly cloudy with showers likely this morning, then partly sunny with a slight chance of showers this afternoon. Highs in the lower 70s. East winds around 5 mph. Chance of rain 70 percent. .TONIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 50s. Northeast winds around 5 mph in the evening, becoming light and variable. .MONDAY...Sunny. Highs in the mid 70s. East winds around 5 mph. .MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Light and variable winds. .TUESDAY...Mostly sunny. Highs in the lower 80s. Southeast winds around 5 mph. .TUESDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows in the mid 60s. Chance of rain 20 percent. .WEDNESDAY...Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Highs in the lower 80s. Chance of rain 50 percent. .WEDNESDAY NIGHT...Mostly cloudy with a 50 percent chance of showers. Lows in the mid 60s. .THURSDAY...Showers likely. A slight chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 70 percent. .THURSDAY NIGHT...A chance of thunderstorms. Showers likely. Lows in the lower 60s. Chance of rain 70 percent. .FRIDAY AND FRIDAY NIGHT...Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Highs in the lower 70s. Lows in the upper 50s. Chance of rain 50 percent. .SATURDAY...Partly sunny with a 40 percent chance of showers. Highs in the lower 70s. $$ ILZ058-059-098-099-271800- Greene IL-Macoupin IL-Calhoun IL-Jersey IL- 508 AM CDT Sun Sep 27 2026 .TODAY...Mostly cloudy with a chance of showers this morning, then partly sunny this afternoon. Highs in the lower 70s. Light and variable winds, becoming northeast around 5 mph this afternoon. Chance of rain 50 percent. .TONIGHT...Partly cloudy. Lows in the lower 50s. Northeast winds around 5 mph. .MONDAY...Sunny. Highs in the mid 70s. Northeast winds around 5 mph. .MONDAY NIGHT...Mostly clear. Lows in the lower 50s. East winds around 5 mph. .TUESDAY...Mostly sunny. Highs in the lower 80s. Southeast winds 5 to 10 mph. .TUESDAY NIGHT...Mostly cloudy. Not as cool with lows in the lower 60s. .WEDNESDAY AND WEDNESDAY NIGHT...Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Highs in the lower 80s. Lows in the mid 60s. Chance of rain 50 percent. .THURSDAY...Showers likely. Highs in the upper 70s. Chance of rain 70 percent. .THURSDAY NIGHT...A slight chance of thunderstorms. Showers likely. Lows in the lower 60s. Chance of rain 70 percent. .FRIDAY AND FRIDAY NIGHT...Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Highs in the mid 70s. Lows in the upper 50s. Chance of rain 50 percent. .SATURDAY...Partly sunny with a 40 percent chance of showers. Highs in the lower 70s. $$ ILZ060-064-065-271800- Montgomery IL-Bond IL-Fayette IL- Including the cities of Litchfield and Vandalia 508 AM CDT Sun Sep 27 2026 .TODAY...Partly sunny. Highs in the mid 70s. Northeast winds around 5 mph. .TONIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 50s. Northeast winds around 5 mph. .MONDAY...Sunny. Highs in the upper 70s. Northeast winds around 5 mph. .MONDAY NIGHT...Mostly clear. Lows in the lower 50s. Light and variable winds. .TUESDAY...Sunny. Highs around 80. Southeast winds around 5 mph. .TUESDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 60s. .WEDNESDAY...Mostly cloudy with a 20 percent chance of showers. Highs in the lower 80s. .WEDNESDAY NIGHT...Mostly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the mid 60s. Chance of rain 50 percent. .THURSDAY...Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the upper 70s. Chance of rain 60 percent. .THURSDAY NIGHT...Showers likely with a slight chance of thunderstorms. Lows in the lower 60s. Chance of rain 60 percent. .FRIDAY AND FRIDAY NIGHT...Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Highs in the mid 70s. Lows in the upper 50s. Chance of rain 50 percent. .SATURDAY...Partly sunny with a 40 percent chance of showers. Highs in the lower 70s. $$ ILZ079-MOZ075-271800- Randolph IL-Sainte Genevieve MO- Including the cities of Chester and Sparta 508 AM CDT Sun Sep 27 2026 .TODAY...Mostly cloudy with a slight chance of showers this morning, then partly sunny this afternoon. Highs in the lower 70s. Northeast winds around 5 mph. Chance of rain 20 percent. .TONIGHT...Partly cloudy. Lows in the mid 50s. North winds around 5 mph in the evening, becoming light and variable. .MONDAY...Sunny. Highs in the upper 70s. Northeast winds around 5 mph. .MONDAY NIGHT...Mostly clear. Lows in the lower 50s. Light and variable winds. .TUESDAY...Sunny. Highs in the lower 80s. Southeast winds around 5 mph. .TUESDAY NIGHT AND WEDNESDAY...Mostly cloudy. Lows in the lower 60s. Highs in the mid 80s. .WEDNESDAY NIGHT...Mostly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the mid 60s. Chance of rain 40 percent. .THURSDAY...Mostly cloudy with a 50 percent chance of showers. Highs in the lower 80s. .THURSDAY NIGHT...Mostly cloudy with a slight chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Lows in the lower 60s. Chance of rain 60 percent. .FRIDAY AND FRIDAY NIGHT...Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Highs in the mid 70s. Lows around 60. Chance of rain 50 percent. .SATURDAY...Partly sunny with a 50 percent chance of showers. Highs in the lower 70s. $$ MOZ059-062-072-073-271800- Gasconade MO-Franklin MO-Crawford MO-Washington MO- Including the cities of Washington, Union, and Sullivan 508 AM CDT Sun Sep 27 2026 .TODAY...Partly sunny. A chance of showers this morning. Highs in the lower 70s. East winds around 5 mph. Chance of rain 50 percent. .TONIGHT...Partly cloudy. Lows in the mid 50s. Northeast winds around 5 mph in the evening, becoming light and variable. .MONDAY...Sunny. Highs in the upper 70s. East winds around 5 mph. .MONDAY NIGHT...Mostly clear. Lows in the mid 50s. East winds around 5 mph in the evening, becoming light and variable. .TUESDAY...Mostly sunny. Highs in the lower 80s. South winds around 5 mph. .TUESDAY NIGHT...Mostly cloudy. Lows in the mid 60s. .WEDNESDAY...Mostly cloudy with a 20 percent chance of showers. Highs in the mid 80s. .WEDNESDAY NIGHT...Mostly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the upper 60s. Chance of rain 50 percent. .THURSDAY...Showers likely. Highs in the upper 70s. Chance of rain 70 percent. .THURSDAY NIGHT...Showers likely with a slight chance of thunderstorms. Lows in the lower 60s. Chance of rain 70 percent. .FRIDAY...Becoming partly sunny in the afternoon. A slight chance of thunderstorms. Showers likely, mainly in the morning. Highs in the mid 70s. Chance of rain 60 percent. .FRIDAY NIGHT...A slight chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the upper 50s. Chance of rain 50 percent. .SATURDAY...Partly sunny with a 50 percent chance of showers. Highs in the lower 70s. $$ ILZ102-MOZ065-271800- Monroe IL-Jefferson MO- 508 AM CDT Sun Sep 27 2026 .TODAY...Mostly cloudy with a chance of showers this morning, then partly sunny this afternoon. Highs in the lower 70s. Light and variable winds, becoming northeast around 5 mph this afternoon. Chance of rain 40 percent. .TONIGHT...Partly cloudy. Lows in the mid 50s. Northeast winds around 5 mph in the evening, becoming light and variable. .MONDAY...Sunny. Highs in the upper 70s. Light and variable winds, becoming northeast around 5 mph in the afternoon. .MONDAY NIGHT...Mostly clear. Lows in the lower 50s. Light and variable winds. .TUESDAY...Sunny. Highs in the lower 80s. Southeast winds around 5 mph. .TUESDAY NIGHT AND WEDNESDAY...Mostly cloudy. Lows in the lower 60s. Highs in the mid 80s. .WEDNESDAY NIGHT...Mostly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the upper 60s. Chance of rain 40 percent. .THURSDAY...Showers likely. Highs in the lower 80s. Chance of rain 60 percent. .THURSDAY NIGHT...Showers likely with a slight chance of thunderstorms. Lows in the lower 60s. Chance of rain 60 percent. .FRIDAY AND FRIDAY NIGHT...Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Highs in the mid 70s. Lows around 60. Chance of rain 50 percent. .SATURDAY...Partly sunny with a 50 percent chance of showers. Highs in the lower 70s. $$