Zone Forecast Product
Issued by NWS St. Louis, MO
Issued by NWS St. Louis, MO
254 FPUS53 KLSX 162138 ZFPLSX Zone Forecasts National Weather Service Saint Louis MO 438 PM CDT Thu Oct 16 2025 ILZ100-101-MOZ061-063-064-170500- 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 438 PM CDT Thu Oct 16 2025 .TONIGHT...Partly cloudy this evening, then becoming mostly cloudy. Lows around 60. Southeast winds 5 to 10 mph with gusts up to 25 mph. .FRIDAY...Mostly sunny in the morning, then becoming mostly cloudy. Highs in the lower 80s. South winds 5 to 10 mph. .FRIDAY NIGHT...Partly cloudy in the evening, then mostly clear with a slight chance of showers after midnight. Lows in the mid 60s. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 20 percent. .SATURDAY...A chance of thunderstorms. Showers. Highs in the lower 80s. Temperature falling into the mid 70s in the afternoon. Southwest winds 10 to 15 mph. Chance of rain 90 percent. .SATURDAY NIGHT...A slight chance of thunderstorms. Showers, mainly in the evening. Cooler with lows around 50. Southwest winds around 10 mph, becoming west after midnight. Chance of rain 90 percent. .SUNDAY...Sunny. Much cooler with highs in the mid 60s. .SUNDAY NIGHT...Clear. Lows in the mid 40s. .MONDAY...Sunny. Highs in the lower 70s. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. A 40 percent chance of showers. Lows around 50. .TUESDAY...Sunny. A slight chance of showers in the morning. Highs in the mid 60s. Chance of rain 20 percent. .TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows in the lower 40s. Highs in the mid 60s. .WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows in the mid 40s. Highs in the upper 60s. $$ MOZ042-049-050-170500- Audrain MO-Osage MO-Callaway MO- Including the cities of Mexico and Fulton 438 PM CDT Thu Oct 16 2025 .TONIGHT...Mostly cloudy. Lows in the lower 60s. Southeast winds 5 to 10 mph with gusts up to 20 mph. .FRIDAY...Mostly cloudy in the morning, then becoming mostly sunny. Highs in the lower 80s. South winds 10 to 15 mph with gusts up to 25 mph. .FRIDAY NIGHT...Mostly clear in the evening, then partly cloudy with a chance of showers and thunderstorms after midnight. Lows in the lower 60s. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 50 percent. .SATURDAY...Showers with a chance of thunderstorms. Highs in the mid 70s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 90 percent. .SATURDAY NIGHT...Showers likely with a chance of thunderstorms in the evening, then partly cloudy with a slight chance of showers after midnight. Much cooler with lows in the mid 40s. Southwest winds 5 to 10 mph, becoming northwest 10 to 15 mph after midnight. Chance of rain 70 percent. .SUNDAY...Sunny, cooler with highs in the lower 60s. .SUNDAY NIGHT...Clear. Lows in the mid 40s. .MONDAY...Sunny. Not as cool with highs in the mid 70s. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. A 40 percent chance of showers. Lows in the upper 40s. .TUESDAY...Sunny, cooler with highs in the lower 60s. .TUESDAY NIGHT...Clear. Lows in the upper 30s. .WEDNESDAY...Sunny. Highs in the lower 60s. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 40s. .THURSDAY...Mostly sunny. A slight chance of showers in the morning. Highs in the mid 60s. Chance of rain 20 percent. $$ MOZ041-047-048-170500- Boone MO-Moniteau MO-Cole MO- Including the cities of Columbia and Jefferson City 438 PM CDT Thu Oct 16 2025 .TONIGHT...Mostly cloudy. Lows in the lower 60s. Southeast winds 5 to 10 mph. .FRIDAY...Mostly sunny. Highs in the mid 80s. South winds 10 to 15 mph with gusts up to 25 mph. .FRIDAY NIGHT...Mostly clear in the evening, then partly cloudy with a chance of showers and thunderstorms after midnight. Lows in the mid 60s. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 50 percent. .SATURDAY...Showers with a chance of thunderstorms. Highs in the mid 70s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 90 percent. .SATURDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms in the evening, then a slight chance of showers after midnight. Much cooler. Less humid with lows in the mid 40s. West winds 5 to 10 mph, becoming northwest after midnight. Chance of rain 50 percent. .SUNDAY AND SUNDAY NIGHT...Clear. Highs in the lower 60s. Lows in the mid 40s. .MONDAY...Sunny. Not as cool with highs in the mid 70s. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. A 40 percent chance of showers. Lows in the upper 40s. .TUESDAY...Sunny, cooler with highs in the lower 60s. .TUESDAY NIGHT...Clear. Lows in the upper 30s. .WEDNESDAY...Sunny. Highs in the mid 60s. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 40s. .THURSDAY...Mostly sunny. A slight chance of showers in the morning. Highs in the mid 60s. Chance of rain 20 percent. $$ ILZ095>097-MOZ018-019-026-027-034>036-170500- Adams IL-Brown IL-Pike IL-Knox MO-Lewis MO-Shelby MO-Marion MO- Monroe MO-Ralls MO-Pike MO- Including the cities of Quincy, Mount Sterling, Pittsfield, Hannibal, and Bowling Green 438 PM CDT Thu Oct 16 2025 .TONIGHT...Partly cloudy this evening, then becoming mostly cloudy. Lows in the lower 60s. Southeast winds 5 to 10 mph with gusts up to 25 mph. .FRIDAY...Partly sunny. Highs in the lower 80s. South winds 10 to 15 mph with gusts up to 25 mph. .FRIDAY NIGHT...Partly cloudy in the evening, then mostly cloudy with showers likely with a chance of thunderstorms after midnight. Lows in the lower 60s. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 70 percent. .SATURDAY...A chance of thunderstorms. Showers. Highs in the mid 70s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 90 percent. .SATURDAY NIGHT...Showers likely with a chance of thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Much cooler with lows in the mid 40s. West winds 5 to 10 mph, becoming northwest 10 to 15 mph after midnight. Chance of rain 70 percent. .SUNDAY...Sunny, cooler with highs in the lower 60s. .SUNDAY NIGHT...Clear. Lows in the mid 40s. .MONDAY...Sunny. Not as cool with highs in the lower 70s. .MONDAY NIGHT...Partly cloudy with a 40 percent chance of showers. Lows in the upper 40s. .TUESDAY...Sunny. A slight chance of showers in the morning. Cooler with highs in the lower 60s. Chance of rain 20 percent. .TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows in the upper 30s. Highs in the lower 60s. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 40s. .THURSDAY...Mostly sunny. A slight chance of showers in the morning. Highs in the lower 60s. Chance of rain 20 percent. $$ ILZ069-070-074-170500- Clinton IL-Marion IL-Washington IL- Including the cities of Centralia and Salem 438 PM CDT Thu Oct 16 2025 .TONIGHT...Mostly clear this evening, then becoming partly cloudy. Lows in the upper 50s. Southeast winds 5 to 10 mph with gusts up to 20 mph. .FRIDAY...Mostly sunny in the morning, then becoming mostly cloudy. Highs in the lower 80s. South winds 5 to 10 mph. .FRIDAY NIGHT...Mostly cloudy in the evening, then clearing. Lows in the lower 60s. South winds 5 to 10 mph with gusts up to 20 mph. .SATURDAY...Mostly sunny with a chance of showers with a slight chance of thunderstorms in the morning, then mostly cloudy with showers with a chance of thunderstorms in the afternoon. Highs in the lower 80s. Temperature falling into the mid 70s in the afternoon. Southwest winds 10 to 15 mph. Chance of rain 90 percent. .SATURDAY NIGHT...Showers with a slight chance of thunderstorms in the evening, then showers likely with a chance of thunderstorms after midnight. Cooler with lows around 50. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 90 percent. .SUNDAY...Sunny. Much cooler with highs in the mid 60s. .SUNDAY NIGHT...Clear. Lows in the lower 40s. .MONDAY...Sunny. Highs in the lower 70s. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. A 40 percent chance of showers. Lows around 50. .TUESDAY...Sunny. A slight chance of showers in the morning. Highs in the mid 60s. Chance of rain 20 percent. .TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows in the upper 30s. Highs in the mid 60s. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 40s. .THURSDAY...Mostly sunny. A slight chance of showers in the afternoon. Highs in the upper 60s. Chance of rain 20 percent. $$ MOZ074-084-085-099-170500- Saint Francois MO-Iron MO-Madison MO-Reynolds MO- Including the city of Farmington 438 PM CDT Thu Oct 16 2025 .TONIGHT...Mostly cloudy. Lows in the upper 50s. Southeast winds around 5 mph with gusts up to 20 mph. .FRIDAY...Partly sunny. Highs in the lower 80s. South winds 5 to 10 mph. .FRIDAY NIGHT...Mostly clear. Lows in the lower 60s. South winds around 5 mph. Gusts up to 20 mph after midnight. .SATURDAY...Partly sunny with a chance of showers with a slight chance of thunderstorms in the morning, then mostly cloudy with showers with a chance of thunderstorms in the afternoon. Highs around 80. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 90 percent. .SATURDAY NIGHT...Showers likely with a chance of thunderstorms in the evening, then partly cloudy with a chance of showers after midnight. Much cooler with lows in the upper 40s. Southwest winds 5 to 10 mph, becoming west after midnight. Gusts up to 25 mph. Chance of rain 70 percent. .SUNDAY...Sunny, cooler with highs in the mid 60s. .SUNDAY NIGHT...Clear. Lows in the lower 40s. .MONDAY...Sunny. Highs in the lower 70s. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. A 40 percent chance of showers. Lows in the upper 40s. .TUESDAY...Sunny. A slight chance of showers in the morning. Highs in the upper 60s. Chance of rain 20 percent. .TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows in the upper 30s. Highs in the upper 60s. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 40s. .THURSDAY...Mostly sunny with a 20 percent chance of showers. Highs in the upper 60s. $$ MOZ051-052-060-170500- Montgomery MO-Lincoln MO-Warren MO- 438 PM CDT Thu Oct 16 2025 .TONIGHT...Partly cloudy this evening, then becoming mostly cloudy. Lows in the lower 60s. Southeast winds 5 to 10 mph with gusts up to 20 mph. .FRIDAY...Partly sunny. Highs in the lower 80s. South winds 5 to 10 mph with gusts up to 25 mph. .FRIDAY NIGHT...Mostly clear in the evening, then partly cloudy with a chance of showers with a slight chance of thunderstorms after midnight. Lows in the mid 60s. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 50 percent. .SATURDAY...Showers with a chance of thunderstorms. Highs in the mid 70s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 90 percent. .SATURDAY NIGHT...Showers likely with a chance of thunderstorms in the evening, then partly cloudy with a chance of showers with a slight chance of thunderstorms after midnight. Much cooler with lows in the mid 40s. Southwest winds 5 to 10 mph, becoming northwest 10 to 15 mph after midnight. Chance of rain 70 percent. .SUNDAY...Sunny, cooler with highs in the lower 60s. .SUNDAY NIGHT...Clear. Lows in the lower 40s. .MONDAY...Sunny. Not as cool with highs in the mid 70s. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. A 40 percent chance of showers. Lows in the upper 40s. .TUESDAY...Sunny. A slight chance of showers in the morning. Cooler with highs in the lower 60s. Chance of rain 20 percent. .TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows in the upper 30s. Highs in the mid 60s. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 40s. .THURSDAY...Mostly sunny. A slight chance of showers in the morning. Highs in the mid 60s. Chance of rain 20 percent. $$ ILZ058-059-098-099-170500- Greene IL-Macoupin IL-Calhoun IL-Jersey IL- 438 PM CDT Thu Oct 16 2025 .TONIGHT...Mostly clear this evening, then becoming partly cloudy. Lows around 60. Southeast winds 5 to 10 mph with gusts up to 25 mph. .FRIDAY...Mostly sunny in the morning, then becoming mostly cloudy. Highs in the lower 80s. South winds 10 to 15 mph. .FRIDAY NIGHT...Partly cloudy in the evening, then mostly clear with a chance of showers with a slight chance of thunderstorms after midnight. Lows in the lower 60s. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 40 percent. .SATURDAY...Showers with a chance of thunderstorms. Highs in the upper 70s. Temperature falling into the lower 70s in the afternoon. Southwest winds 10 to 15 mph. Chance of rain 90 percent. .SATURDAY NIGHT...A chance of thunderstorms. Showers, mainly in the evening. Much cooler with lows in the upper 40s. Southwest winds 5 to 10 mph, becoming west 10 to 15 mph after midnight. Chance of rain 90 percent. .SUNDAY...Sunny, cooler with highs in the lower 60s. .SUNDAY NIGHT...Clear. Lows in the lower 40s. .MONDAY...Sunny. Highs in the lower 70s. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. A 40 percent chance of showers. Lows in the upper 40s. .TUESDAY...Sunny. A slight chance of showers in the morning. Highs in the lower 60s. Chance of rain 20 percent. .TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows in the upper 30s. Highs in the lower 60s. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 40s. .THURSDAY...Mostly sunny. A slight chance of showers in the morning. Highs in the mid 60s. Chance of rain 20 percent. $$ ILZ060-064-065-170500- Montgomery IL-Bond IL-Fayette IL- Including the cities of Litchfield and Vandalia 438 PM CDT Thu Oct 16 2025 .TONIGHT...Mostly clear. Lows in the upper 50s. Southeast winds 5 to 10 mph with gusts up to 25 mph. .FRIDAY...Mostly sunny in the morning, then becoming mostly cloudy. Highs around 80. South winds 10 to 15 mph. .FRIDAY NIGHT...Mostly cloudy in the evening, then clearing. Lows in the lower 60s. South winds 5 to 10 mph with gusts up to 20 mph. .SATURDAY...Showers likely with a slight chance of thunderstorms in the morning, then showers with a chance of thunderstorms in the afternoon. Highs in the lower 80s. Temperature falling into the mid 70s in the afternoon. Southwest winds 10 to 15 mph. Chance of rain 90 percent. .SATURDAY NIGHT...Showers with a slight chance of thunderstorms in the evening, then showers likely with a chance of thunderstorms after midnight. Cooler with lows in the upper 40s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 90 percent. .SUNDAY...Sunny. Much cooler with highs in the lower 60s. .SUNDAY NIGHT...Clear. Lows in the lower 40s. .MONDAY...Sunny. Highs in the lower 70s. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. A 40 percent chance of showers. Lows in the upper 40s. .TUESDAY...Sunny. A slight chance of showers in the morning. Highs in the lower 60s. Chance of rain 20 percent. .TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows in the upper 30s. Highs in the mid 60s. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 40s. .THURSDAY...Mostly sunny. Highs in the mid 60s. $$ ILZ079-MOZ075-170500- Randolph IL-Sainte Genevieve MO- Including the cities of Chester and Sparta 438 PM CDT Thu Oct 16 2025 .TONIGHT...Partly cloudy this evening, then becoming mostly cloudy. Lows in the upper 50s. Southeast winds 5 to 10 mph with gusts up to 20 mph. .FRIDAY...Partly sunny in the morning, then becoming mostly cloudy. Highs in the lower 80s. South winds 5 to 10 mph. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 60s. South winds 5 to 10 mph. .SATURDAY...Mostly sunny with a chance of showers with a slight chance of thunderstorms in the morning, then mostly cloudy with showers with a chance of thunderstorms in the afternoon. Highs in the lower 80s. Temperature falling into the mid 70s in the afternoon. Southwest winds 10 to 15 mph. Chance of rain 90 percent. .SATURDAY NIGHT...A slight chance of thunderstorms. Showers, mainly in the evening. Cooler with lows around 50. West winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 90 percent. .SUNDAY...Sunny. Much cooler with highs in the mid 60s. .SUNDAY NIGHT AND MONDAY...Clear. Lows in the mid 40s. Highs in the lower 70s. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. A 40 percent chance of showers. Lows around 50. .TUESDAY...Sunny. A slight chance of showers in the morning. Highs in the upper 60s. Chance of rain 20 percent. .TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows around 40. Highs in the upper 60s. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 40s. .THURSDAY...Mostly sunny with a 20 percent chance of showers. Highs in the upper 60s. $$ MOZ059-062-072-073-170500- Gasconade MO-Franklin MO-Crawford MO-Washington MO- Including the cities of Washington, Union, and Sullivan 438 PM CDT Thu Oct 16 2025 .TONIGHT...Mostly cloudy. Lows in the lower 60s. Southeast winds around 5 mph. Gusts up to 20 mph after midnight. .FRIDAY...Partly sunny. Highs in the lower 80s. South winds 5 to 10 mph. Gusts up to 25 mph in the morning. .FRIDAY NIGHT...Mostly clear. A slight chance of showers after midnight. Lows in the mid 60s. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 20 percent. .SATURDAY...A chance of thunderstorms. Showers. Locally heavy rainfall possible in the afternoon. Highs in the upper 70s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 90 percent. .SATURDAY NIGHT...Showers likely with a slight chance of thunderstorms in the evening, then partly cloudy with a slight chance of showers after midnight. Much cooler with lows in the upper 40s. Southwest winds 5 to 10 mph, becoming west after midnight. Gusts up to 25 mph. Chance of rain 70 percent. .SUNDAY...Sunny. Much cooler with highs in the mid 60s. .SUNDAY NIGHT...Clear. Lows in the mid 40s. .MONDAY...Sunny. Not as cool with highs in the mid 70s. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. A 40 percent chance of showers. Lows in the upper 40s. .TUESDAY...Sunny. A slight chance of showers in the morning. Highs in the mid 60s. Chance of rain 20 percent. .TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows in the upper 30s. Highs in the mid 60s. .WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 40s. .THURSDAY...Mostly sunny with a 20 percent chance of showers. Highs in the mid 60s. $$ ILZ102-MOZ065-170500- Monroe IL-Jefferson MO- 438 PM CDT Thu Oct 16 2025 .TONIGHT...Partly cloudy this evening, then becoming mostly cloudy. Lows around 60. Southeast winds 5 to 10 mph with gusts up to 20 mph. .FRIDAY...Partly sunny. Highs in the mid 80s. South winds 5 to 10 mph. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 60s. South winds 5 to 10 mph. .SATURDAY...A chance of thunderstorms. Showers. Highs in the lower 80s. Temperature falling into the mid 70s in the afternoon. Southwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 90 percent. .SATURDAY NIGHT...Becoming partly cloudy after midnight. A slight chance of thunderstorms. Showers likely, mainly in the evening. Much cooler with lows in the upper 40s. Southwest winds 5 to 10 mph, becoming west 10 to 15 mph after midnight. Chance of rain 70 percent. .SUNDAY...Sunny. Much cooler with highs in the mid 60s. .SUNDAY NIGHT AND MONDAY...Clear. Lows in the mid 40s. Highs in the mid 70s. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. A 40 percent chance of showers. Lows around 50. .TUESDAY...Sunny. A slight chance of showers in the morning. Highs in the upper 60s. Chance of rain 20 percent. .TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows around 40. Highs in the upper 60s. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 40s. .THURSDAY...Mostly sunny with a 20 percent chance of showers. Highs in the upper 60s. $$