Zone Forecast Product
Issued by NWS St. Louis, MO
Issued by NWS St. Louis, MO
409 FPUS53 KLSX 030728 ZFPLSX Zone Forecasts National Weather Service Saint Louis MO 228 AM CDT Sun May 3 2026 ILZ100-101-MOZ061-063-064-031500- 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 228 AM CDT Sun May 3 2026 .REST OF TONIGHT...Clear. Near steady temperature in the lower 40s. South winds around 5 mph. .SUNDAY...Sunny. Not as cool with highs in the mid 70s. Southwest winds 10 to 15 mph with gusts up to 25 mph. .SUNDAY NIGHT...Showers likely with a chance of thunderstorms. Not as cool with lows in the mid 50s. Southwest winds 5 to 10 mph. Gusts up to 25 mph in the evening. Chance of rain 70 percent. .MONDAY...Mostly sunny. Highs around 80. Southwest winds 10 to 15 mph with gusts up to 25 mph. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Lows in the upper 50s. South winds 10 to 15 mph. Chance of rain 90 percent. .TUESDAY...A chance of thunderstorms. Showers. Much cooler with highs in the mid 60s. Temperature falling to around 60 in the afternoon. Chance of rain near 100 percent. .TUESDAY NIGHT...Showers likely with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Cooler with lows in the mid 40s. Chance of rain 70 percent. .WEDNESDAY...Partly sunny in the morning, then becoming mostly cloudy. A 20 percent chance of showers. Highs in the upper 50s. .WEDNESDAY NIGHT...Mostly cloudy. A chance of showers, mainly in the evening. Lows in the lower 40s. Chance of rain 30 percent. .THURSDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 20 percent. .THURSDAY NIGHT...Mostly clear. Lows in the mid 40s. .FRIDAY...Mostly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 20 percent. .FRIDAY 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 lower 50s. Chance of rain 30 percent. .SATURDAY...Sunny. Highs in the mid 70s. $$ MOZ042-049-050-031500- Audrain MO-Osage MO-Callaway MO- Including the cities of Mexico and Fulton 228 AM CDT Sun May 3 2026 .REST OF TONIGHT...Clear. Near steady temperature in the lower 40s. South winds 5 to 10 mph with gusts up to 20 mph. .SUNDAY...Sunny. Not as cool with highs in the mid 70s. Southwest winds 15 to 20 mph with gusts up to 30 mph. .SUNDAY NIGHT...Partly cloudy with a chance of showers and thunderstorms. Not as cool with lows in the lower 50s. Southwest winds 5 to 10 mph. Gusts up to 25 mph in the evening. Chance of rain 50 percent. .MONDAY...Mostly sunny. Highs in the upper 70s. Southwest winds 10 to 15 mph with gusts up to 25 mph. .MONDAY NIGHT...A chance of thunderstorms. Showers. Lows in the lower 50s. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 90 percent. .TUESDAY...Showers with a slight chance of thunderstorms in the morning, then showers with a chance of thunderstorms in the afternoon. Much cooler with highs in the lower 60s. Temperature falling into the mid 50s in the afternoon. Chance of rain 90 percent. .TUESDAY NIGHT...Mostly cloudy. A chance of showers, mainly in the evening. Cooler with lows in the lower 40s. Chance of rain 50 percent. .WEDNESDAY AND WEDNESDAY NIGHT...Mostly cloudy with a 20 percent chance of showers. Highs in the upper 50s. Lows in the upper 30s. .THURSDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 20 percent. .THURSDAY NIGHT...Mostly clear. Lows in the mid 40s. .FRIDAY...Mostly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 20 percent. .FRIDAY NIGHT...Partly cloudy with a slight chance of showers in the evening, then mostly clear after midnight. Lows in the upper 40s. Chance of rain 20 percent. .SATURDAY...Sunny. Highs in the lower 70s. $$ MOZ041-047-048-031500- Boone MO-Moniteau MO-Cole MO- Including the cities of Columbia and Jefferson City 228 AM CDT Sun May 3 2026 .REST OF TONIGHT...Clear. Near steady temperature in the lower 40s. South winds around 5 mph. .SUNDAY...Sunny. Not as cool with highs in the mid 70s. Southwest winds 10 to 15 mph with gusts up to 30 mph. .SUNDAY NIGHT...Partly cloudy with a chance of showers and thunderstorms. Not as cool with lows in the mid 50s. Southwest winds 5 to 10 mph. Gusts up to 25 mph in the evening. Chance of rain 50 percent. .MONDAY...Mostly sunny. Highs in the upper 70s. Southwest winds 10 to 15 mph with gusts up to 25 mph. .MONDAY NIGHT...Showers and thunderstorms likely in the evening, then showers with a chance of thunderstorms after midnight. Lows in the mid 50s. South winds 5 to 10 mph. Chance of rain 90 percent. .TUESDAY...A chance of thunderstorms. Showers. Much cooler. Near steady temperature in the upper 50s. Temperature falling into the mid 50s in the afternoon. Chance of rain 90 percent. .TUESDAY NIGHT...Mostly cloudy. A chance of showers, mainly in the evening. Cooler with lows in the lower 40s. Chance of rain 50 percent. .WEDNESDAY...Mostly cloudy. A slight chance of showers in the morning, then a chance of showers in the afternoon. Highs in the upper 50s. Chance of rain 30 percent. .WEDNESDAY NIGHT...Mostly cloudy. A slight chance of showers in the evening. Lows around 40. Chance of rain 20 percent. .THURSDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 20 percent. .THURSDAY NIGHT...Mostly clear. Lows in the mid 40s. .FRIDAY...Mostly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 20 percent. .FRIDAY NIGHT...Partly cloudy with a slight chance of showers in the evening, then mostly clear after midnight. Lows in the upper 40s. Chance of rain 20 percent. .SATURDAY...Sunny. Highs in the mid 70s. $$ ILZ095>097-MOZ018-019-026-027-034>036-031500- Adams IL-Brown IL-Pike IL-Knox MO-Lewis MO-Shelby MO-Marion MO- Monroe MO-Ralls MO-Pike MO- Including the cities of Quincy, Mount Sterling, Pittsfield, Hannibal, and Bowling Green 228 AM CDT Sun May 3 2026 .REST OF TONIGHT...Mostly clear. Near steady temperature in the lower 40s. South winds 5 to 10 mph with gusts up to 20 mph. .SUNDAY...Partly sunny. Not as cool with highs in the lower 70s. Southwest winds 15 to 20 mph with gusts up to 35 mph. .SUNDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. A chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers after midnight. Not as cool with lows in the lower 50s. West winds 5 to 10 mph with gusts up to 20 mph, becoming southwest after midnight. Chance of rain 50 percent. .MONDAY...Sunny. Highs in the upper 70s. Southwest winds 10 to 15 mph with gusts up to 25 mph. .MONDAY NIGHT...A chance of thunderstorms. Showers. Lows in the lower 50s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 90 percent. .TUESDAY...A slight chance of thunderstorms. Showers. Much cooler. Near steady temperature in the mid 50s. Chance of rain 90 percent. .TUESDAY NIGHT...Mostly cloudy. A chance of showers in the evening. Cooler with lows in the lower 40s. Chance of rain 50 percent. .WEDNESDAY AND WEDNESDAY NIGHT...Mostly cloudy with a 20 percent chance of showers. Highs in the upper 50s. Lows around 40. .THURSDAY...Mostly sunny. A chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 30 percent. .THURSDAY NIGHT...Mostly clear. A slight chance of showers after midnight. Lows in the mid 40s. Chance of rain 20 percent. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms. Highs in the lower 70s. Lows in the upper 40s. Chance of rain 20 percent. .SATURDAY...Sunny. Highs in the lower 70s. $$ ILZ069-070-074-031500- Clinton IL-Marion IL-Washington IL- Including the cities of Centralia and Salem 228 AM CDT Sun May 3 2026 .REST OF TONIGHT...Clear. Near steady temperature in the lower 40s. South winds around 5 mph. .SUNDAY...Sunny. Not as cool with highs around 70. Southwest winds 15 to 20 mph with gusts up to 30 mph. .SUNDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Not as cool with lows in the mid 50s. Southwest winds 10 to 15 mph. Chance of rain 70 percent. .MONDAY...Mostly sunny. A slight chance of showers in the morning. Highs in the upper 70s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent. .MONDAY NIGHT...Partly cloudy with a chance of showers and thunderstorms in the evening, then mostly cloudy with showers likely with a slight chance of thunderstorms after midnight. Lows in the upper 50s. South winds 10 to 15 mph. Chance of rain 70 percent. .TUESDAY...Showers with a chance of thunderstorms. Cooler with highs in the mid 60s. Chance of rain near 100 percent. .TUESDAY NIGHT...Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Cooler with lows in the mid 40s. Chance of rain 70 percent. .WEDNESDAY...Partly sunny. A slight chance of showers in the morning, then a chance of showers in the afternoon. Highs around 60. Chance of rain 30 percent. .WEDNESDAY NIGHT...Mostly cloudy with a 20 percent chance of showers. Lows in the mid 40s. .THURSDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 20 percent. .THURSDAY NIGHT...Mostly clear. Lows in the mid 40s. .FRIDAY...Mostly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 20 percent. .FRIDAY 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 around 50. Chance of rain 30 percent. .SATURDAY...Sunny. Highs in the lower 70s. $$ MOZ074-084-085-099-031500- Saint Francois MO-Iron MO-Madison MO-Reynolds MO- Including the city of Farmington 228 AM CDT Sun May 3 2026 .REST OF TONIGHT...Clear. Patchy frost. Near steady temperature in the upper 30s. South winds around 5 mph. .SUNDAY...Patchy frost in the morning. Sunny. Not as cool with highs in the lower 70s. Southwest winds 10 to 15 mph with gusts up to 25 mph. .SUNDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Not as cool with lows in the mid 50s. Southwest winds 5 to 10 mph with gusts up to 25 mph. .MONDAY...Mostly sunny. Highs around 80. Southwest winds 10 to 15 mph with gusts up to 25 mph. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Lows in the mid 50s. South winds 5 to 10 mph with gusts up to 25 mph. Chance of rain 70 percent. .TUESDAY...Showers with a slight chance of thunderstorms in the morning, then showers with a chance of thunderstorms in the afternoon. Cooler with highs in the upper 60s. Chance of rain near 100 percent. .TUESDAY NIGHT...Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. Cooler with lows in the mid 40s. Chance of rain 70 percent. .WEDNESDAY...Partly sunny with a 40 percent chance of showers. Highs around 60. .WEDNESDAY NIGHT...Mostly cloudy. A slight chance of showers in the evening. Lows in the lower 40s. Chance of rain 20 percent. .THURSDAY...Mostly sunny. Highs in the upper 60s. .THURSDAY NIGHT...Mostly clear. Lows in the lower 40s. .FRIDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Not as cool with highs in the upper 70s. Chance of rain 20 percent. .FRIDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows around 50. Chance of rain 20 percent. .SATURDAY...Sunny. Highs in the upper 70s. $$ MOZ051-052-060-031500- Montgomery MO-Lincoln MO-Warren MO- 228 AM CDT Sun May 3 2026 .REST OF TONIGHT...Clear. Patchy frost. Near steady temperature in the lower 40s. South winds around 5 mph. .SUNDAY...Sunny. Not as cool with highs in the mid 70s. Southwest winds 10 to 15 mph with gusts up to 30 mph. .SUNDAY NIGHT...Becoming partly cloudy after midnight. A chance of thunderstorms. Showers likely, mainly in the evening. Not as cool with lows in the lower 50s. Southwest winds 5 to 10 mph. Gusts up to 25 mph in the evening. Chance of rain 70 percent. .MONDAY...Mostly sunny. Highs in the upper 70s. Southwest winds 10 to 15 mph with gusts up to 25 mph. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Lows in the mid 50s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 90 percent. .TUESDAY...Showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Much cooler with highs in the lower 60s. Temperature falling into the mid 50s in the afternoon. Chance of rain 90 percent. .TUESDAY NIGHT...Mostly cloudy. A chance of showers, mainly in the evening. Cooler with lows in the lower 40s. Chance of rain 50 percent. .WEDNESDAY...Partly sunny in the morning, then mostly cloudy with a slight chance of showers in the afternoon. Highs in the upper 50s. Chance of rain 20 percent. .WEDNESDAY NIGHT...Mostly cloudy. A chance of showers, mainly in the evening. Lows around 40. Chance of rain 30 percent. .THURSDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 60s. Chance of rain 20 percent. .THURSDAY NIGHT...Mostly clear. Lows in the mid 40s. .FRIDAY...Mostly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 20 percent. .FRIDAY 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 40s. Chance of rain 30 percent. .SATURDAY...Sunny. Highs in the lower 70s. $$ ILZ058-059-098-099-031500- Greene IL-Macoupin IL-Calhoun IL-Jersey IL- 228 AM CDT Sun May 3 2026 .REST OF TONIGHT...Clear. Lows in the upper 30s. South winds 5 to 10 mph. .SUNDAY...Mostly sunny. Not as cool with highs in the lower 70s. Southwest winds 15 to 20 mph with gusts up to 30 mph. .SUNDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. A chance of thunderstorms. A chance of showers. Not as cool with lows in the lower 50s. Southwest winds 5 to 10 mph. Gusts up to 25 mph in the evening. Chance of rain 50 percent. .MONDAY...Mostly sunny. Highs in the upper 70s. Southwest winds 10 to 15 mph with gusts up to 25 mph. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Lows in the mid 50s. South winds 10 to 15 mph. Chance of rain 90 percent. .TUESDAY...Showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Much cooler with highs in the lower 60s. Temperature falling into the mid 50s in the afternoon. Chance of rain 90 percent. .TUESDAY NIGHT...Mostly cloudy. A chance of showers, mainly in the evening. Cooler with lows in the lower 40s. Chance of rain 50 percent. .WEDNESDAY...Partly sunny in the morning, then mostly cloudy with a slight chance of showers in the afternoon. Highs in the upper 50s. Chance of rain 20 percent. .WEDNESDAY NIGHT...Mostly cloudy. A chance of showers, mainly in the evening. Lows in the lower 40s. Chance of rain 30 percent. .THURSDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 60s. Chance of rain 20 percent. .THURSDAY NIGHT...Mostly clear. A slight chance of showers after midnight. Lows in the lower 40s. Chance of rain 20 percent. .FRIDAY...Mostly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of rain 20 percent. .FRIDAY 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 40s. Chance of rain 30 percent. .SATURDAY...Sunny. Highs in the lower 70s. $$ ILZ060-064-065-031500- Montgomery IL-Bond IL-Fayette IL- Including the cities of Litchfield and Vandalia 228 AM CDT Sun May 3 2026 .REST OF TONIGHT...Clear. Patchy frost. Near steady temperature around 40. South winds around 5 mph. .SUNDAY...Sunny. Not as cool with highs in the upper 60s. Southwest winds 15 to 20 mph with gusts up to 30 mph. .SUNDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Not as cool with lows in the lower 50s. Southwest winds 10 to 15 mph. Chance of rain 70 percent. .MONDAY...Mostly sunny. Highs in the mid 70s. Southwest winds 10 to 15 mph with gusts up to 25 mph. .MONDAY NIGHT...Partly cloudy with a chance of showers and thunderstorms in the evening, then mostly cloudy with showers with a slight chance of thunderstorms after midnight. Lows in the mid 50s. South winds 10 to 15 mph. Chance of rain 80 percent. .TUESDAY...Showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Cooler with highs in the lower 60s. Chance of rain near 100 percent. .TUESDAY NIGHT...Showers likely with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Cooler with lows in the lower 40s. Chance of rain 70 percent. .WEDNESDAY...Partly sunny in the morning, then mostly cloudy with a slight chance of showers in the afternoon. Highs in the upper 50s. Chance of rain 20 percent. .WEDNESDAY NIGHT...Mostly cloudy. A chance of showers, mainly in the evening. Lows in the lower 40s. Chance of rain 30 percent. .THURSDAY...Mostly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the lower 60s. Chance of rain 20 percent. .THURSDAY NIGHT...Mostly clear. A slight chance of showers after midnight. Lows in the lower 40s. Chance of rain 20 percent. .FRIDAY...Mostly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the upper 60s. Chance of rain 20 percent. .FRIDAY 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 40s. Chance of rain 30 percent. .SATURDAY...Sunny. Highs around 70. $$ ILZ079-MOZ075-031500- Randolph IL-Sainte Genevieve MO- Including the cities of Chester and Sparta 228 AM CDT Sun May 3 2026 .REST OF TONIGHT...Clear. Patchy frost. Near steady temperature in the lower 40s. South winds around 5 mph. .SUNDAY...Sunny. Not as cool with highs in the lower 70s. Southwest winds 10 to 15 mph with gusts up to 25 mph. .SUNDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers and thunderstorms. Not as cool with lows in the mid 50s. Southwest winds 10 to 15 mph. Chance of rain 50 percent. .MONDAY...Mostly sunny. Highs around 80. Southwest winds 10 to 15 mph with gusts up to 25 mph. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Lows in the upper 50s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 80 percent. .TUESDAY...A chance of thunderstorms. Showers, cooler with highs in the upper 60s. Chance of rain near 100 percent. .TUESDAY NIGHT...Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Cooler with lows in the mid 40s. Chance of rain 70 percent. .WEDNESDAY...Partly sunny. A slight chance of showers in the morning, then a chance of showers in the afternoon. Highs around 60. Chance of rain 40 percent. .WEDNESDAY NIGHT...Mostly cloudy. A slight chance of showers in the evening. Lows in the lower 40s. Chance of rain 20 percent. .THURSDAY...Mostly sunny. Highs in the mid 60s. .THURSDAY NIGHT...Mostly clear. Lows in the mid 40s. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms. Highs in the mid 70s. Lows around 50. Chance of rain 20 percent. .SATURDAY...Sunny. Highs in the mid 70s. $$ MOZ059-062-072-073-031500- Gasconade MO-Franklin MO-Crawford MO-Washington MO- Including the cities of Washington, Union, and Sullivan 228 AM CDT Sun May 3 2026 .REST OF TONIGHT...Clear. Patchy frost. Near steady temperature around 40. South winds around 5 mph. .SUNDAY...Sunny. Not as cool with highs in the mid 70s. Southwest winds 10 to 15 mph with gusts up to 30 mph. .SUNDAY NIGHT...Partly cloudy with a chance of showers and thunderstorms. Not as cool with lows in the mid 50s. Southwest winds 5 to 10 mph. Gusts up to 25 mph in the evening. Chance of rain 50 percent. .MONDAY...Mostly sunny. Highs around 80. Southwest winds 10 to 15 mph with gusts up to 25 mph. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Lows in the mid 50s. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 90 percent. .TUESDAY...Showers with a chance of thunderstorms. Cooler with highs in the mid 60s. Chance of rain near 100 percent. .TUESDAY NIGHT...Showers likely with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Cooler with lows in the lower 40s. Chance of rain 70 percent. .WEDNESDAY...Partly sunny with a slight chance of showers in the morning, then mostly cloudy with a chance of showers in the afternoon. Highs in the upper 50s. Chance of rain 30 percent. .WEDNESDAY NIGHT...Mostly cloudy with a 20 percent chance of showers. Lows around 40. .THURSDAY...Mostly sunny. Highs in the mid 60s. .THURSDAY NIGHT...Mostly clear. Lows in the mid 40s. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms. Highs in the mid 70s. Lows in the upper 40s. Chance of rain 20 percent. .SATURDAY...Sunny. Highs in the mid 70s. $$ ILZ102-MOZ065-031500- Monroe IL-Jefferson MO- 228 AM CDT Sun May 3 2026 .REST OF TONIGHT...Clear. Patchy frost. Near steady temperature around 40. South winds around 5 mph. .SUNDAY...Sunny. Not as cool with highs in the mid 70s. Southwest winds 5 to 10 mph with gusts up to 25 mph. .SUNDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers and thunderstorms. Not as cool with lows in the mid 50s. Southwest winds 5 to 10 mph. Gusts up to 25 mph in the evening. Chance of rain 50 percent. .MONDAY...Mostly sunny. Highs around 80. Southwest winds 5 to 10 mph with gusts up to 20 mph. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Lows in the upper 50s. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 80 percent. .TUESDAY...A chance of thunderstorms. Showers, cooler with highs in the upper 60s. Chance of rain near 100 percent. .TUESDAY NIGHT...Showers likely with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Cooler with lows in the lower 40s. Chance of rain 70 percent. .WEDNESDAY...Partly sunny with a slight chance of showers in the morning, then mostly cloudy with a chance of showers in the afternoon. Highs in the upper 50s. Chance of rain 30 percent. .WEDNESDAY NIGHT...Mostly cloudy. A slight chance of showers in the evening. Lows in the lower 40s. Chance of rain 20 percent. .THURSDAY...Mostly sunny. Highs in the mid 60s. .THURSDAY NIGHT...Mostly clear. Lows in the mid 40s. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms. Highs in the mid 70s. Lows around 50. Chance of rain 20 percent. .SATURDAY...Sunny. Highs in the mid 70s. $$