Zone Forecast Product
Issued by NWS St. Louis, MO
Issued by NWS St. Louis, MO
001 FPUS53 KLSX 312129 ZFPLSX Zone Forecasts National Weather Service Saint Louis MO 429 PM CDT Sat Oct 31 2026 ILZ100-101-MOZ061-063-064-010500- 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 429 PM CDT Sat Oct 31 2026 .TONIGHT...Cloudy with a 50 percent chance of showers. Lows in the upper 50s. Southeast winds 5 to 10 mph. Gusts up to 20 mph after midnight. .SUNDAY...Cloudy. Patchy fog in the morning. A chance of showers, mainly in the morning. Highs in the upper 60s. Southeast winds 5 to 10 mph. Chance of rain 50 percent. .SUNDAY NIGHT...Cloudy. Lows in the mid 50s. Southeast winds 5 to 10 mph. .MONDAY...Cloudy. Highs in the lower 70s. Southeast winds 10 to 15 mph with gusts up to 25 mph. .MONDAY NIGHT...Cloudy. A chance of showers after midnight. Lows in the lower 60s. South winds 15 to 20 mph. Chance of rain 50 percent. .TUESDAY...Showers likely with a slight chance of thunderstorms in the morning, then showers in the afternoon. Highs in the lower 70s. Chance of rain 80 percent. .TUESDAY NIGHT...Showers likely with a slight chance of thunderstorms. Lows in the lower 50s. Chance of rain 70 percent. .WEDNESDAY...Partly sunny with a chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the upper 60s. Chance of rain 50 percent. .WEDNESDAY NIGHT...A slight chance of thunderstorms in the evening. Partly cloudy with a slight chance of showers. Lows in the upper 40s. Chance of rain 20 percent. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. A 20 percent chance of showers. Highs in the mid 60s. Lows in the mid 40s. .FRIDAY THROUGH SATURDAY...Mostly cloudy. Highs in the mid 60s. Lows in the lower 40s. $$ MOZ042-049-050-010500- Audrain MO-Osage MO-Callaway MO- Including the cities of Mexico and Fulton 429 PM CDT Sat Oct 31 2026 .TONIGHT...Cloudy with a 40 percent chance of showers. Lows in the upper 50s. East winds 5 to 10 mph. .SUNDAY...Partly sunny. Patchy fog in the morning. A chance of showers, mainly in the morning. Highs in the upper 60s. Southeast winds 5 to 10 mph. Chance of rain 40 percent. .SUNDAY NIGHT...Cloudy. Lows in the mid 50s. Southeast winds 5 to 10 mph. .MONDAY...Mostly cloudy. Highs in the mid 70s. South winds 15 to 20 mph with gusts up to 30 mph. .MONDAY NIGHT...Cloudy. A chance of showers in the evening, then showers likely with a slight chance of thunderstorms after midnight. Lows in the upper 50s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 70 percent. .TUESDAY...Showers with a chance of thunderstorms. Highs in the lower 70s. Chance of rain 90 percent. .TUESDAY NIGHT...Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Cooler with lows in the upper 40s. Chance of rain 50 percent. .WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms. Highs in the mid 60s. Lows in the lower 40s. Chance of rain 20 percent. .THURSDAY...Mostly sunny. Highs in the mid 60s. .THURSDAY NIGHT...Mostly cloudy with a slight chance of showers in the evening, then partly cloudy after midnight. Lows in the lower 40s. Chance of rain 20 percent. .FRIDAY...Partly sunny. Highs in the mid 60s. .FRIDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows around 40. .SATURDAY...Partly sunny. Highs in the mid 60s. $$ MOZ041-047-048-010500- Boone MO-Moniteau MO-Cole MO- Including the cities of Columbia and Jefferson City 429 PM CDT Sat Oct 31 2026 .TONIGHT...Cloudy with a 40 percent chance of showers. Lows in the upper 50s. East winds 5 to 10 mph. .SUNDAY...Partly sunny. Patchy fog in the morning. A chance of showers, mainly in the morning. Highs in the lower 70s. Southeast winds around 5 mph. Chance of rain 30 percent. .SUNDAY NIGHT...Mostly cloudy. Lows in the mid 50s. Southeast winds 5 to 10 mph. .MONDAY...Mostly cloudy. Highs in the mid 70s. South winds 10 to 15 mph with gusts up to 30 mph. .MONDAY NIGHT...Cloudy. A chance of showers in the evening, then showers with a slight chance of thunderstorms after midnight. Lows around 60. South winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 90 percent. .TUESDAY...A chance of thunderstorms. Showers. Highs in the lower 70s. Chance of rain 90 percent. .TUESDAY NIGHT...Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Cooler with lows in the upper 40s. Chance of rain 40 percent. .WEDNESDAY...Mostly sunny with a 20 percent chance of showers. Highs in the mid 60s. .WEDNESDAY NIGHT...A slight chance of thunderstorms in the evening. Partly cloudy with a slight chance of showers. Lows in the mid 40s. Chance of rain 20 percent. .THURSDAY THROUGH SATURDAY...Partly cloudy. Highs in the mid 60s. Lows in the lower 40s. $$ ILZ095>097-MOZ018-019-026-027-034>036-010500- Adams IL-Brown IL-Pike IL-Knox MO-Lewis MO-Shelby MO-Marion MO- Monroe MO-Ralls MO-Pike MO- Including the cities of Quincy, Mount Sterling, Pittsfield, Hannibal, and Bowling Green 429 PM CDT Sat Oct 31 2026 .TONIGHT...Cloudy with a 20 percent chance of showers. Lows in the mid 50s. East winds 5 to 10 mph. .SUNDAY...Partly sunny with a 20 percent chance of showers. Highs in the upper 60s. Southeast winds 5 to 10 mph. .SUNDAY NIGHT...Cloudy. Lows in the mid 50s. Southeast winds 5 to 10 mph. .MONDAY...Cloudy. A chance of showers, mainly in the morning. Highs in the lower 70s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 50 percent. .MONDAY NIGHT...A chance of showers in the evening, then showers with a slight chance of thunderstorms after midnight. Lows around 60. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain near 100 percent. .TUESDAY...Showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain near 100 percent. .TUESDAY NIGHT...Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Cooler with lows in the upper 40s. Chance of rain 50 percent. .WEDNESDAY...Partly sunny. A chance of showers, mainly in the morning. Highs in the mid 60s. Chance of rain 40 percent. .WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 40s. .THURSDAY...Mostly sunny with a 20 percent chance of showers. Highs in the mid 60s. .THURSDAY NIGHT...Mostly cloudy. Lows in the mid 40s. .FRIDAY...Partly sunny. A slight chance of showers in the morning. Highs in the mid 60s. Chance of rain 20 percent. .FRIDAY NIGHT AND SATURDAY...Mostly cloudy. Lows in the lower 40s. Highs in the mid 60s. $$ ILZ069-070-074-010500- Clinton IL-Marion IL-Washington IL- Including the cities of Centralia and Salem 429 PM CDT Sat Oct 31 2026 .TONIGHT...Cloudy with a 50 percent chance of showers. Lows in the upper 50s. Southeast winds around 5 mph. Gusts up to 25 mph after midnight. .SUNDAY...Patchy fog in the morning. Cloudy with a 50 percent chance of showers. Highs in the mid 60s. Southeast winds 5 to 10 mph with gusts up to 20 mph. .SUNDAY NIGHT...Cloudy. Lows in the lower 50s. Southeast winds 5 to 10 mph. .MONDAY...Cloudy. Highs around 70. Southeast winds 10 to 15 mph. .MONDAY NIGHT...Mostly cloudy. Lows around 60. South winds 15 to 20 mph. .TUESDAY...Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Breezy with highs in the mid 70s. Chance of rain 70 percent. .TUESDAY NIGHT...Showers likely. A slight chance of thunderstorms after midnight. Lows in the mid 50s. Chance of rain 70 percent. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly sunny. A chance of showers with a slight chance of thunderstorms. Highs in the upper 60s. Chance of rain 50 percent. .WEDNESDAY NIGHT...A slight chance of thunderstorms in the evening. Partly cloudy with a slight chance of showers. Lows in the upper 40s. Chance of rain 20 percent. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. A 20 percent chance of showers. Highs in the upper 60s. Lows in the mid 40s. .FRIDAY THROUGH SATURDAY...Mostly cloudy. Highs in the mid 60s. Lows in the lower 40s. $$ MOZ074-084-085-099-010500- Saint Francois MO-Iron MO-Madison MO-Reynolds MO- Including the city of Farmington 429 PM CDT Sat Oct 31 2026 .TONIGHT...Showers likely. Patchy fog after midnight. Lows in the upper 50s. Southeast winds around 5 mph. Gusts up to 20 mph after midnight. Chance of rain 70 percent. .SUNDAY...Cloudy. Patchy fog in the morning. A chance of showers, mainly in the morning. Highs in the mid 60s. Southeast winds 5 to 10 mph. Chance of rain 50 percent. .SUNDAY NIGHT...Cloudy. Lows in the lower 50s. Southeast winds around 5 mph. .MONDAY...Cloudy with a 40 percent chance of showers. Highs around 70. South winds 5 to 10 mph with gusts up to 25 mph. .MONDAY NIGHT...Cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the upper 50s. South winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 50 percent. .TUESDAY...A slight chance of thunderstorms. Showers. Highs in the lower 70s. Chance of rain 90 percent. .TUESDAY NIGHT...A slight chance of thunderstorms. Showers likely, mainly in the evening. Lows around 50. Chance of rain 70 percent. .WEDNESDAY...Mostly cloudy with a chance of showers in the morning, then partly sunny with a slight chance of showers and thunderstorms in the afternoon. Highs in the upper 60s. Chance of rain 50 percent. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of showers. Lows in the lower 40s. .THURSDAY...Mostly sunny. Highs in the upper 60s. .THURSDAY NIGHT...Partly cloudy. A slight chance of showers in the evening. Lows in the lower 40s. Chance of rain 20 percent. .FRIDAY THROUGH SATURDAY...Partly cloudy. Highs in the upper 60s. Lows in the upper 30s. $$ MOZ051-052-060-010500- Montgomery MO-Lincoln MO-Warren MO- 429 PM CDT Sat Oct 31 2026 .TONIGHT...Cloudy with a 30 percent chance of showers. Lows in the upper 50s. East winds 5 to 10 mph. .SUNDAY...Mostly cloudy. Patchy fog in the morning. A chance of showers, mainly in the morning. Highs in the upper 60s. Southeast winds 5 to 10 mph. Chance of rain 40 percent. .SUNDAY NIGHT...Cloudy. Lows in the lower 50s. Southeast winds 5 to 10 mph. .MONDAY...Mostly cloudy. Highs in the lower 70s. South winds 10 to 15 mph with gusts up to 25 mph. .MONDAY NIGHT...Cloudy. A slight chance of showers in the evening, then showers likely after midnight. Lows in the upper 50s. South winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 70 percent. .TUESDAY...Showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 90 percent. .TUESDAY NIGHT...Mostly cloudy with a slight chance of thunderstorms. Showers likely, mainly in the evening. Cooler with lows in the upper 40s. Chance of rain 70 percent. .WEDNESDAY...Partly sunny. A chance of showers, mainly in the morning. Highs in the mid 60s. Chance of rain 40 percent. .WEDNESDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the lower 40s. Chance of rain 20 percent. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. A 20 percent chance of showers. Highs in the mid 60s. Lows in the lower 40s. .FRIDAY THROUGH SATURDAY...Mostly cloudy. Highs in the mid 60s. Lows in the lower 40s. $$ ILZ058-059-098-099-010500- Greene IL-Macoupin IL-Calhoun IL-Jersey IL- 429 PM CDT Sat Oct 31 2026 .TONIGHT...Cloudy. A slight chance of showers this evening, then a chance of showers after midnight. Lows in the upper 50s. East winds 5 to 10 mph. Chance of rain 30 percent. .SUNDAY...Patchy fog in the morning. Cloudy with a 50 percent chance of showers. Highs in the upper 60s. Southeast winds 5 to 10 mph. .SUNDAY NIGHT...Cloudy. Lows in the lower 50s. Southeast winds 5 to 10 mph. .MONDAY...Cloudy. Highs in the lower 70s. Southeast winds 10 to 15 mph with gusts up to 25 mph. .MONDAY NIGHT...Cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the upper 50s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 50 percent. .TUESDAY...Showers with a slight chance of thunderstorms. Highs in the lower 70s. Chance of rain 90 percent. .TUESDAY NIGHT...Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Lows in the lower 50s. Chance of rain 50 percent. .WEDNESDAY...Partly sunny. A chance of showers, mainly in the morning. Highs in the mid 60s. Chance of rain 50 percent. .WEDNESDAY NIGHT...A slight chance of thunderstorms in the evening. Partly cloudy with a slight chance of showers. Lows in the mid 40s. Chance of rain 20 percent. .THURSDAY...Mostly sunny with a 20 percent chance of showers. Highs in the mid 60s. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 40s. .FRIDAY THROUGH SATURDAY...Mostly cloudy. Highs in the mid 60s. Lows in the lower 40s. $$ ILZ060-064-065-010500- Montgomery IL-Bond IL-Fayette IL- Including the cities of Litchfield and Vandalia 429 PM CDT Sat Oct 31 2026 .TONIGHT...Cloudy. A slight chance of showers this evening, then a chance of showers after midnight. Lows in the upper 50s. East winds around 5 mph. Gusts up to 20 mph after midnight. Chance of rain 40 percent. .SUNDAY...Patchy fog in the morning. Cloudy with a 50 percent chance of showers. Highs in the mid 60s. Southeast winds 5 to 10 mph with gusts up to 20 mph. .SUNDAY NIGHT...Cloudy. Lows in the lower 50s. Southeast winds 5 to 10 mph. .MONDAY...Cloudy. Highs in the upper 60s. Southeast winds 10 to 15 mph. .MONDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows in the upper 50s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent. .TUESDAY...Showers likely. Highs in the lower 70s. Chance of rain 70 percent. .TUESDAY NIGHT...Showers likely. A slight chance of thunderstorms after midnight. Lows in the lower 50s. Chance of rain 70 percent. .WEDNESDAY...Partly sunny with a chance of showers with a slight chance of thunderstorms. Highs in the upper 60s. Chance of rain 50 percent. .WEDNESDAY NIGHT...A slight chance of thunderstorms in the evening. Partly cloudy with a slight chance of showers. Lows in the mid 40s. Chance of rain 20 percent. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. A 20 percent chance of showers. Highs in the mid 60s. Lows in the mid 40s. .FRIDAY THROUGH SATURDAY...Mostly cloudy. Highs in the mid 60s. Lows in the lower 40s. $$ ILZ079-MOZ075-010500- Randolph IL-Sainte Genevieve MO- Including the cities of Chester and Sparta 429 PM CDT Sat Oct 31 2026 .TONIGHT...Cloudy. A chance of showers this evening, then showers likely after midnight. Patchy fog after midnight. Lows in the upper 50s. Southeast winds around 5 mph. Gusts up to 25 mph after midnight. Chance of rain 60 percent. .SUNDAY...Cloudy. Patchy fog in the morning. A chance of showers, mainly in the morning. Highs in the mid 60s. Southeast winds 5 to 10 mph. Chance of rain 50 percent. .SUNDAY NIGHT...Cloudy. Lows in the lower 50s. Southeast winds 5 to 10 mph. .MONDAY...Cloudy. A slight chance of showers in the morning. Highs in the lower 70s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent. .MONDAY NIGHT...Cloudy. A slight chance of showers after midnight. Lows in the upper 50s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent. .TUESDAY...Showers likely. Highs in the lower 70s. Chance of rain 70 percent. .TUESDAY NIGHT...Showers likely with a slight chance of thunderstorms. Lows in the lower 50s. Chance of rain 70 percent. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly sunny. A chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the upper 60s. Chance of rain 50 percent. .WEDNESDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the mid 40s. Chance of rain 20 percent. .THURSDAY...Mostly sunny. Highs in the upper 60s. .THURSDAY NIGHT...Partly cloudy. A slight chance of showers in the evening. Lows in the mid 40s. Chance of rain 20 percent. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs in the upper 60s. Lows in the lower 40s. .SATURDAY...Partly sunny. Highs in the upper 60s. $$ MOZ059-062-072-073-010500- Gasconade MO-Franklin MO-Crawford MO-Washington MO- Including the cities of Washington, Union, and Sullivan 429 PM CDT Sat Oct 31 2026 .TONIGHT...Cloudy with a 50 percent chance of showers. Patchy fog after midnight. Lows in the upper 50s. Southeast winds around 5 mph. .SUNDAY...Cloudy. Patchy fog in the morning. A chance of showers, mainly in the morning. Highs in the upper 60s. Southeast winds around 5 mph. Chance of rain 50 percent. .SUNDAY NIGHT...Cloudy. Lows in the lower 50s. Southeast winds 5 to 10 mph. .MONDAY...Mostly cloudy. Highs in the lower 70s. South winds 10 to 15 mph with gusts up to 25 mph. .MONDAY NIGHT...Cloudy. A chance of showers after midnight. Lows in the upper 50s. South winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 50 percent. .TUESDAY...A slight chance of thunderstorms. Showers. Highs in the lower 70s. Chance of rain 90 percent. .TUESDAY NIGHT...A slight chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Cooler with lows in the upper 40s. Chance of rain 50 percent. .WEDNESDAY...Partly sunny. A chance of showers in the morning, then a slight chance of showers and thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 40 percent. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 40s. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. A 20 percent chance of showers. Highs in the mid 60s. Lows in the lower 40s. .FRIDAY...Partly sunny. Highs in the mid 60s. .FRIDAY NIGHT...Partly cloudy. Lows around 40. .SATURDAY...Partly sunny. Highs in the mid 60s. $$ ILZ102-MOZ065-010500- Monroe IL-Jefferson MO- 429 PM CDT Sat Oct 31 2026 .TONIGHT...Cloudy with a 50 percent chance of showers. Lows in the upper 50s. Southeast winds around 5 mph. Gusts up to 25 mph after midnight. .SUNDAY...Cloudy. Patchy fog in the morning. A chance of showers, mainly in the morning. Highs in the upper 60s. Southeast winds 5 to 10 mph. Chance of rain 50 percent. .SUNDAY NIGHT...Cloudy. Lows in the lower 50s. Southeast winds 5 to 10 mph. .MONDAY...Cloudy. Highs in the lower 70s. Southeast winds 10 to 15 mph. .MONDAY NIGHT...Cloudy. A chance of showers after midnight. Lows around 60. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 40 percent. .TUESDAY...Showers. Highs in the lower 70s. Chance of rain 80 percent. .TUESDAY NIGHT...Mostly cloudy with a slight chance of thunderstorms. Showers likely, mainly in the evening. Lows in the lower 50s. Chance of rain 70 percent. .WEDNESDAY...Partly sunny with a chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the upper 60s. Chance of rain 50 percent. .WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Partly cloudy with a 20 percent chance of showers. Lows in the mid 40s. Highs in the mid 60s. .FRIDAY...Partly sunny. Highs in the mid 60s. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 40s. .SATURDAY...Partly sunny. Highs in the mid 60s. $$