Zone Forecast Product
Issued by NWS St. Louis, MO
Issued by NWS St. Louis, MO
Versions:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
464 FPUS53 KLSX 110627 ZFPLSX Zone Forecasts National Weather Service Saint Louis MO 127 AM CDT Thu Jun 11 2026 ILZ100-101-MOZ061-063-064-111400- 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 127 AM CDT Thu Jun 11 2026 .REST OF TONIGHT...Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Lows in the mid 70s. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 50 percent. .THURSDAY...Mostly sunny. Humid with highs in the mid 90s. South winds 15 to 20 mph with gusts up to 30 mph. Heat index values up to 104. .THURSDAY NIGHT...Showers with a chance of thunderstorms in the evening, then partly cloudy after midnight. Cooler with lows in the mid 60s. West winds 15 to 20 mph with gusts up to 30 mph, becoming northwest 5 to 10 mph after midnight. Chance of rain near 100 percent. Heat index values up to 101 early in the evening. .FRIDAY...Sunny, cooler with highs in the mid 80s. Northwest winds around 5 mph. .FRIDAY NIGHT...Mostly clear. Lows in the mid 60s. North winds around 5 mph, becoming south after midnight. .SATURDAY...Partly sunny. A chance of showers with a slight chance of thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 50 percent. .SATURDAY NIGHT...Showers with a chance of thunderstorms. Lows in the upper 60s. Chance of rain 90 percent. .SUNDAY...Partly sunny. A chance of showers with a slight chance of thunderstorms in the morning. Highs in the upper 70s. Chance of rain 30 percent. .SUNDAY NIGHT THROUGH MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. Highs in the upper 70s. .TUESDAY THROUGH WEDNESDAY...Partly cloudy with a slight chance of showers and thunderstorms. Highs in the lower 80s. Lows in the lower 60s. Chance of rain 20 percent. $$ MOZ042-049-050-111400- Audrain MO-Osage MO-Callaway MO- Including the cities of Mexico and Fulton 127 AM CDT Thu Jun 11 2026 .REST OF TONIGHT...Mostly cloudy with a slight chance of showers and thunderstorms. Lows in the lower 70s. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 20 percent. .THURSDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Breezy with highs in the upper 80s. South winds 15 to 25 mph with gusts up to 35 mph. Chance of rain 50 percent. Heat index values up to 100. .THURSDAY NIGHT...Mostly cloudy with showers with thunderstorms likely in the evening, then mostly clear after midnight. Cooler with lows in the upper 50s. West winds 15 to 20 mph with gusts up to 30 mph, diminishing to around 5 mph after midnight. Chance of rain 90 percent. .FRIDAY...Sunny. Highs in the lower 80s. West winds around 5 mph. .FRIDAY NIGHT...Mostly clear in the evening, then partly cloudy with a chance of showers after midnight. Lows in the lower 60s. South winds around 5 mph. Chance of rain 40 percent. .SATURDAY...Partly sunny with a chance of showers with a slight chance of thunderstorms in the morning, then mostly cloudy with showers likely with a chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 70 percent. .SATURDAY NIGHT...Showers with a chance of thunderstorms. Lows in the mid 60s. Chance of rain 90 percent. .SUNDAY AND SUNDAY NIGHT...Partly cloudy. A 20 percent chance of showers. Highs in the mid 70s. Lows in the mid 50s. .MONDAY...Mostly sunny. Highs in the upper 70s. .MONDAY NIGHT...Mostly clear. Lows in the mid 50s. .TUESDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 20 percent. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows in the upper 50s. Highs in the lower 80s. Chance of rain 20 percent. $$ MOZ041-047-048-111400- Boone MO-Moniteau MO-Cole MO- Including the cities of Columbia and Jefferson City 127 AM CDT Thu Jun 11 2026 .REST OF TONIGHT...Mostly cloudy with a slight chance of showers and thunderstorms. Lows in the lower 70s. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 20 percent. .THURSDAY...Mostly sunny. Showers with thunderstorms likely in the afternoon. Humid with highs in the lower 90s. South winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 90 percent. Heat index values up to 102. .THURSDAY NIGHT...Partly cloudy with showers with thunderstorms likely in the evening, then mostly clear after midnight. Cooler. Less humid with lows in the upper 50s. Northwest winds 10 to 15 mph with gusts up to 30 mph, becoming west around 5 mph after midnight. Chance of rain 90 percent. .FRIDAY...Sunny. Highs in the lower 80s. Northwest winds around 5 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 lower 60s. South winds around 5 mph. Chance of rain 40 percent. .SATURDAY...A chance of thunderstorms. Showers likely. Highs in the lower 80s. Chance of rain 70 percent. .SATURDAY NIGHT...A chance of thunderstorms. Showers. Lows in the mid 60s. Chance of rain near 100 percent. .SUNDAY AND SUNDAY NIGHT...Partly cloudy. A 20 percent chance of showers. Highs in the mid 70s. Lows in the mid 50s. .MONDAY...Mostly sunny. Highs in the upper 70s. .MONDAY NIGHT...Mostly clear. Lows in the upper 50s. .TUESDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs around 80. Chance of rain 20 percent. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows around 60. Highs in the mid 80s. Chance of rain 20 percent. $$ ILZ095>097-MOZ018-019-026-027-111400- Adams IL-Brown IL-Pike IL-Knox MO-Lewis MO-Shelby MO-Marion MO- Including the cities of Quincy, Mount Sterling, Pittsfield, and Hannibal 127 AM CDT Thu Jun 11 2026 ...FLOOD WATCH IN EFFECT UNTIL 7 AM CDT THIS MORNING... .REST OF TONIGHT...Showers likely with a chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Near steady temperature in the lower 70s. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 70 percent. .THURSDAY...Mostly sunny. Thunderstorms likely with a chance of showers in the afternoon. Humid with highs in the upper 80s. South winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 70 percent. .THURSDAY NIGHT...Partly cloudy with showers and thunderstorms likely in the evening, then mostly clear after midnight. Cooler. Less humid with lows in the upper 50s. West winds 15 to 20 mph with gusts up to 30 mph, diminishing to around 5 mph after midnight. Chance of rain 70 percent. .FRIDAY...Sunny. Highs in the lower 80s. West winds 5 to 10 mph. .FRIDAY NIGHT...Mostly clear. Lows in the lower 60s. Southwest winds around 5 mph. .SATURDAY...Mostly sunny. A slight chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 50 percent. .SATURDAY NIGHT...A chance of thunderstorms. Showers, mainly in the evening. Lows in the lower 60s. Chance of rain 90 percent. .SUNDAY THROUGH MONDAY...Partly cloudy. Highs in the upper 70s. Lows in the mid 50s. .MONDAY NIGHT...Mostly clear. A slight chance of showers after midnight. Lows in the upper 50s. Chance of rain 20 percent. .TUESDAY...Sunny. A slight 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 30 percent. .TUESDAY NIGHT...Mostly clear in the evening, then partly cloudy with a slight chance of showers after midnight. Lows in the upper 50s. Chance of rain 20 percent. .WEDNESDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 20 percent. $$ MOZ034>036-111400- Monroe MO-Ralls MO-Pike MO- Including the city of Bowling Green 127 AM CDT Thu Jun 11 2026 .REST OF TONIGHT...Showers likely with a chance of thunderstorms. Near steady temperature in the lower 70s. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 70 percent. .THURSDAY...Mostly sunny. Thunderstorms likely with a chance of showers in the afternoon. Breezy with highs in the upper 80s. South winds 15 to 25 mph with gusts up to 35 mph. Chance of rain 70 percent. Heat index values up to 100. .THURSDAY NIGHT...Partly cloudy with showers with thunderstorms likely in the evening, then mostly clear after midnight. Cooler. Less humid with lows in the upper 50s. West winds 15 to 20 mph with gusts up to 30 mph, diminishing to around 5 mph after midnight. Chance of rain 90 percent. .FRIDAY...Sunny. Highs in the lower 80s. West winds around 5 mph. .FRIDAY NIGHT...Clear in the evening, then becoming partly cloudy. Lows in the lower 60s. Southwest winds around 5 mph, becoming south after midnight. .SATURDAY...Partly sunny. A chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 50 percent. .SATURDAY NIGHT...A chance of thunderstorms. Showers. Lows in the lower 60s. Chance of rain 90 percent. .SUNDAY THROUGH MONDAY...Partly cloudy. Highs in the mid 70s. Lows in the mid 50s. .MONDAY NIGHT...Mostly clear. Lows in the upper 50s. .TUESDAY...Sunny. A slight chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 30 percent. .TUESDAY NIGHT...Partly cloudy. Lows in the upper 50s. .WEDNESDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 20 percent. $$ ILZ069-070-074-111400- Clinton IL-Marion IL-Washington IL- Including the cities of Centralia and Salem 127 AM CDT Thu Jun 11 2026 .REST OF TONIGHT...Mostly cloudy with a 50 percent chance of showers. Lows in the mid 70s. South winds 5 to 10 mph with gusts up to 20 mph. .THURSDAY...Mostly sunny. Humid with highs in the lower 90s. South winds 15 to 20 mph with gusts up to 30 mph. Heat index values up to 103. .THURSDAY NIGHT...A chance of thunderstorms. Showers. Lows in the mid 60s. Southwest winds 15 to 20 mph with gusts up to 30 mph, becoming northwest 5 to 10 mph after midnight. Chance of rain near 100 percent. Heat index values up to 101 early in the evening. .FRIDAY...Sunny. Highs in the lower 80s. Northwest winds around 5 mph. .FRIDAY NIGHT...Mostly clear. Lows in the lower 60s. Northwest winds around 5 mph in the evening, becoming light and variable. .SATURDAY...Partly sunny. A slight chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 50 percent. .SATURDAY NIGHT...A chance of thunderstorms. Showers. Lows in the upper 60s. Chance of rain 80 percent. .SUNDAY...Mostly cloudy with a chance of showers and thunderstorms in the morning, then mostly sunny in the afternoon. Highs in the upper 70s. Chance of rain 40 percent. .SUNDAY NIGHT THROUGH MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. Highs in the upper 70s. .TUESDAY AND TUESDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms. Highs in the lower 80s. Lows around 60. Chance of rain 20 percent. .WEDNESDAY...Mostly sunny. Highs in the lower 80s. $$ MOZ074-084-085-099-111400- Saint Francois MO-Iron MO-Madison MO-Reynolds MO- Including the city of Farmington 127 AM CDT Thu Jun 11 2026 .REST OF TONIGHT...Partly cloudy. Near steady temperature in the upper 70s. South winds 5 to 10 mph with gusts up to 20 mph. .THURSDAY...Sunny. Highs in the lower 90s. South winds 10 to 15 mph with gusts up to 30 mph. Heat index values up to 102. .THURSDAY NIGHT...Becoming mostly cloudy after midnight. A chance of thunderstorms. Showers, mainly in the evening. Cooler with lows in the mid 60s. Southwest winds 10 to 15 mph with gusts up to 30 mph, becoming northwest around 5 mph after midnight. Chance of rain 90 percent. .FRIDAY...Sunny. Less humid with highs in the mid 80s. North winds around 5 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 lower 60s. Northeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 40 percent. .SATURDAY...A chance of thunderstorms. Showers likely. Highs in the mid 80s. Chance of rain 70 percent. .SATURDAY NIGHT...A chance of thunderstorms. Showers. Lows in the upper 60s. Chance of rain 90 percent. .SUNDAY...Mostly cloudy in the morning, then becoming partly sunny. A slight chance of thunderstorms. A chance of showers, mainly in the morning. Highs in the upper 70s. Chance of rain 40 percent. .SUNDAY NIGHT...Partly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Cooler with lows in the mid 50s. Chance of rain 30 percent. .MONDAY...Mostly sunny with a 20 percent chance of showers. Highs in the upper 70s. .MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. .TUESDAY...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. Partly cloudy with a slight chance of showers. Lows in the upper 50s. Chance of rain 20 percent. .WEDNESDAY...Sunny. Highs in the mid 80s. $$ MOZ051-052-060-111400- Montgomery MO-Lincoln MO-Warren MO- 127 AM CDT Thu Jun 11 2026 .REST OF TONIGHT...Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Lows in the lower 70s. South winds around 5 mph with gusts up to 20 mph. Chance of rain 50 percent. .THURSDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Humid with highs in the lower 90s. South winds 15 to 20 mph with gusts up to 35 mph. Chance of rain 20 percent. Heat index values up to 103. .THURSDAY NIGHT...Mostly cloudy with showers with a chance of thunderstorms in the evening, then partly cloudy after midnight. Cooler with lows in the upper 50s. West winds 15 to 20 mph with gusts up to 30 mph, diminishing to around 5 mph after midnight. Chance of rain 90 percent. .FRIDAY...Sunny. Highs in the lower 80s. West winds around 5 mph. .FRIDAY NIGHT...Clear in the evening, then becoming partly cloudy. Lows in the lower 60s. Light and variable winds, becoming south around 5 mph after midnight. .SATURDAY...Partly sunny. A chance of showers with a slight chance of thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 50 percent. .SATURDAY NIGHT...Showers with a chance of thunderstorms. Lows in the mid 60s. Chance of rain 90 percent. .SUNDAY THROUGH MONDAY...Partly cloudy. Highs in the upper 70s. Lows in the mid 50s. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 50s. .TUESDAY...Mostly sunny. A slight chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. Highs around 80. Chance of rain 30 percent. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows in the upper 50s. Highs in the lower 80s. Chance of rain 20 percent. $$ ILZ058-059-098-099-111400- Greene IL-Macoupin IL-Calhoun IL-Jersey IL- 127 AM CDT Thu Jun 11 2026 .REST OF TONIGHT...Showers likely with a chance of thunderstorms. Near steady temperature in the mid 70s. South winds 5 to 10 mph with gusts up to 25 mph. Chance of rain 70 percent. .THURSDAY...Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Humid with highs in the lower 90s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of rain 20 percent. Heat index values up to 102. .THURSDAY NIGHT...Mostly cloudy with showers with a chance of thunderstorms in the evening, then partly cloudy after midnight. Cooler with lows around 60. West winds 15 to 20 mph with gusts up to 30 mph, diminishing to 5 to 10 mph after midnight. Chance of rain 90 percent. .FRIDAY...Sunny, cooler with highs in the lower 80s. West winds 5 to 10 mph. .FRIDAY NIGHT...Mostly clear. Lows in the lower 60s. West winds around 5 mph, becoming south after midnight. .SATURDAY...Partly sunny. A slight chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 50 percent. .SATURDAY NIGHT...A chance of thunderstorms. Showers. Lows in the mid 60s. Chance of rain 90 percent. .SUNDAY...Mostly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the mid 70s. Chance of rain 20 percent. .SUNDAY NIGHT THROUGH MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. Highs in the upper 70s. .TUESDAY...Sunny. A slight 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 30 percent. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows in the upper 50s. Highs in the lower 80s. Chance of rain 20 percent. $$ ILZ060-064-065-111400- Montgomery IL-Bond IL-Fayette IL- Including the cities of Litchfield and Vandalia 127 AM CDT Thu Jun 11 2026 .REST OF TONIGHT...Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Lows in the lower 70s. South winds 5 to 10 mph with gusts up to 25 mph. Chance of rain 50 percent. .THURSDAY...Mostly sunny. Humid with highs in the lower 90s. South winds 15 to 20 mph. Heat index values up to 102. .THURSDAY NIGHT...Mostly cloudy. Showers with a chance of thunderstorms in the evening. Lows in the lower 60s. Southwest winds 15 to 20 mph with gusts up to 30 mph, becoming northwest 5 to 10 mph after midnight. Chance of rain 90 percent. .FRIDAY...Sunny, cooler with highs in the lower 80s. Northwest winds around 5 mph. .FRIDAY NIGHT...Mostly clear. Lows in the lower 60s. Northwest winds around 5 mph in the evening, becoming light and variable. .SATURDAY...Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 40 percent. .SATURDAY NIGHT...A chance of thunderstorms. Showers. Lows in the mid 60s. Chance of rain 80 percent. .SUNDAY...Mostly sunny. A chance of showers and thunderstorms in the morning. Highs in the mid 70s. Chance of rain 40 percent. .SUNDAY NIGHT THROUGH MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. Highs in the upper 70s. .TUESDAY...Sunny. A slight chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 30 percent. .TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. A slight chance of showers and thunderstorms. Lows in the upper 50s. Highs in the lower 80s. Chance of rain 20 percent. $$ ILZ079-MOZ075-111400- Randolph IL-Sainte Genevieve MO- Including the cities of Chester and Sparta 127 AM CDT Thu Jun 11 2026 .REST OF TONIGHT...Partly cloudy. Lows in the mid 70s. South winds 5 to 10 mph with gusts up to 20 mph. .THURSDAY...Sunny with highs in the lower 90s. South winds 15 to 20 mph with gusts up to 30 mph. Heat index values up to 103. .THURSDAY NIGHT...A chance of thunderstorms. Showers. Lows in the mid 60s. Southwest winds 10 to 15 mph with gusts up to 30 mph, becoming northwest 5 to 10 mph after midnight. Chance of rain near 100 percent. Heat index values up to 101 early in the evening. .FRIDAY...Sunny. Less humid with highs in the mid 80s. Northwest winds around 5 mph. .FRIDAY NIGHT...Mostly clear. Lows in the lower 60s. Northeast winds around 5 mph, becoming south after midnight. .SATURDAY...Partly sunny in the morning, then becoming mostly cloudy. A chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 50 percent. .SATURDAY NIGHT...A chance of thunderstorms. Showers. Lows in the upper 60s. Chance of rain 80 percent. .SUNDAY...Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the morning, then partly sunny in the afternoon. Highs in the upper 70s. Chance of rain 40 percent. .SUNDAY NIGHT...Partly cloudy. A slight chance of showers after midnight. Cooler with lows in the upper 50s. Chance of rain 20 percent. .MONDAY...Partly sunny. A slight chance of showers in the morning. Highs in the upper 70s. Chance of rain 20 percent. .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...A slight chance of thunderstorms in the evening. Partly cloudy with a slight chance of showers. Lows in the upper 50s. Chance of rain 20 percent. .WEDNESDAY...Mostly sunny. Highs in the mid 80s. $$ MOZ059-062-072-073-111400- Gasconade MO-Franklin MO-Crawford MO-Washington MO- Including the cities of Washington, Union, and Sullivan 127 AM CDT Thu Jun 11 2026 .REST OF TONIGHT...Mostly cloudy. Lows in the mid 70s. South winds 5 to 10 mph with gusts up to 20 mph. .THURSDAY...Sunny. Highs in the lower 90s. South winds 15 to 20 mph with gusts up to 30 mph. Heat index values up to 102. .THURSDAY NIGHT...Mostly cloudy with showers with a chance of thunderstorms in the evening, then partly cloudy after midnight. Cooler with lows in the lower 60s. West winds 10 to 15 mph with gusts up to 30 mph, becoming northwest around 5 mph after midnight. Chance of rain 90 percent. .FRIDAY...Sunny. Highs in the mid 80s. Northwest winds around 5 mph. .FRIDAY NIGHT...Mostly clear in the evening, then partly cloudy with a chance of showers with a slight chance of thunderstorms after midnight. Lows in the lower 60s. Light and variable winds, becoming south around 5 mph after midnight. Chance of rain 40 percent. .SATURDAY...A chance of thunderstorms. Showers likely. Highs in the lower 80s. Chance of rain 70 percent. .SATURDAY NIGHT...Showers with a chance of thunderstorms. Lows in the mid 60s. Chance of rain 90 percent. .SUNDAY...Mostly cloudy with a chance of showers in the morning, then mostly sunny in the afternoon. Highs in the upper 70s. Chance of rain 30 percent. .SUNDAY NIGHT AND MONDAY...Partly cloudy. A 20 percent chance of showers. Lows in the mid 50s. Highs in the upper 70s. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 50s. .TUESDAY...Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs around 80. Chance of rain 20 percent. .TUESDAY NIGHT...A slight chance of thunderstorms in the evening. Partly cloudy with a slight chance of showers. Lows in the upper 50s. Chance of rain 20 percent. .WEDNESDAY...Sunny. Highs in the mid 80s. $$ ILZ102-MOZ065-111400- Monroe IL-Jefferson MO- 127 AM CDT Thu Jun 11 2026 .REST OF TONIGHT...Mostly cloudy with a 20 percent chance of showers. Lows in the mid 70s. South winds around 5 mph with gusts up to 20 mph. .THURSDAY...Sunny with highs in the mid 90s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Heat index values up to 104. .THURSDAY NIGHT...A chance of thunderstorms. Showers, mainly in the evening. Cooler with lows in the mid 60s. Southwest winds 10 to 15 mph with gusts up to 25 mph, becoming northwest 5 to 10 mph after midnight. Chance of rain near 100 percent. Heat index values up to 101 early in the evening. .FRIDAY...Sunny, cooler with highs in the mid 80s. Northwest winds around 5 mph. .FRIDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 60s. North winds around 5 mph, becoming south after midnight. .SATURDAY...Partly sunny with a chance of thunderstorms. A chance of showers in the morning, then showers likely in the afternoon. Highs in the mid 80s. Chance of rain 60 percent. .SATURDAY NIGHT...Showers with a chance of thunderstorms. Lows in the upper 60s. Chance of rain 90 percent. .SUNDAY...Mostly cloudy with a chance of showers with a slight chance of thunderstorms in the morning, then mostly sunny in the afternoon. Highs in the upper 70s. Chance of rain 30 percent. .SUNDAY NIGHT AND MONDAY...Partly cloudy. A 20 percent chance of showers. Lows in the upper 50s. Highs in the upper 70s. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 50s. .TUESDAY AND TUESDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms. Highs in the lower 80s. Lows in the upper 50s. Chance of rain 20 percent. .WEDNESDAY...Mostly sunny. Highs in the mid 80s. $$