Zone Forecast Product
Issued by NWS Chicago, IL
Issued by NWS Chicago, IL
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692 FPUS53 KLOT 181952 ZFPLOT Zone Forecast Product National Weather Service Chicago/Romeoville, IL 251 PM CDT Fri Sep 18 2026 ILZ104-191000- Central Cook- Including the cities of Chicago, Cicero, Oak Lawn, Oak Park, and La Grange 251 PM CDT Fri Sep 18 2026 ...FLOOD WATCH IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY AFTERNOON... .LATE THIS AFTERNOON...Mostly cloudy. A chance of showers. Temperatures around 70. East winds 10 to 15 mph. Chance of precipitation 50 percent. .TONIGHT...Mostly cloudy. A slight chance of showers early in the evening. A slight chance of showers and thunderstorms after midnight, then a chance of showers and thunderstorms late. Lows in the lower 60s. East winds 10 to 15 mph. Chance of precipitation 50 percent. .SATURDAY...Mostly cloudy. Showers with thunderstorms likely in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Southeast winds 10 to 15 mph, becoming south 5 to 10 mph in the afternoon. Chance of precipitation 90 percent. .SATURDAY NIGHT...Showers with thunderstorms likely. Humid with lows in the mid 60s. Southeast winds around 5 mph, becoming north after midnight. Chance of precipitation 80 percent. .SUNDAY...Showers likely with a slight chance of thunderstorms. Breezy. Near steady temperature in the upper 60s. Northeast winds 10 to 15 mph, increasing to 15 to 20 mph in the afternoon. Gusts up to 30 mph. Chance of precipitation 70 percent. .SUNDAY NIGHT...Mostly cloudy. A chance of showers. Lows in the upper 50s. Northeast winds 15 to 20 mph. Chance of precipitation 50 percent. .MONDAY...Cloudy with a 50 percent chance of showers. Breezy with highs in the mid 60s. .MONDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows in the mid 50s. Chance of precipitation 20 percent. .TUESDAY...Mostly cloudy. Highs in the mid 60s. .TUESDAY NIGHT...Mostly cloudy. Lows in the mid 50s. .WEDNESDAY...Mostly cloudy. Highs in the mid 60s. .WEDNESDAY NIGHT...Mostly cloudy. Lows in the mid 50s. .THURSDAY...Mostly cloudy. Highs in the upper 60s. .THURSDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 50s. .FRIDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs around 70. $$ ILZ103-191000- Northern Cook- Including the cities of Evanston, Des Plaines, Schaumburg, Palatine, and Northbrook 251 PM CDT Fri Sep 18 2026 ...FLOOD WATCH IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY AFTERNOON... .LATE THIS AFTERNOON...Mostly cloudy. A chance of showers. Temperatures around 70. East winds 10 to 15 mph. Chance of precipitation 50 percent. .TONIGHT...Mostly cloudy. Isolated showers early in the evening. A chance of showers and thunderstorms after midnight, then showers and thunderstorms likely late. Lows in the lower 60s. East winds 10 to 15 mph. Chance of precipitation 60 percent. .SATURDAY...Showers with thunderstorms likely until late afternoon, then a chance of showers and thunderstorms late. Highs in the mid 70s. Southeast winds 10 to 15 mph, diminishing to 5 to 10 mph in the afternoon. Chance of precipitation 90 percent. .SATURDAY NIGHT...Thunderstorms likely until early morning. Showers. A chance of thunderstorms late. Humid with lows in the lower 60s. East winds 5 to 10 mph, becoming north after midnight. Chance of precipitation 80 percent. .SUNDAY...Showers likely with a slight chance of thunderstorms in the morning, then a chance of showers in the afternoon. Breezy with highs in the upper 60s. Northeast winds 10 to 15 mph, increasing to 15 to 20 mph in the afternoon. Gusts up to 30 mph. Chance of precipitation 70 percent. .SUNDAY NIGHT...Mostly cloudy. A chance of showers. Lows in the mid 50s. Northeast winds 15 to 20 mph with gusts up to 25 mph, diminishing to 10 to 15 mph after midnight. Chance of precipitation 50 percent. .MONDAY...Cloudy with a 50 percent chance of showers. Breezy with highs in the mid 60s. .MONDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows in the lower 50s. Chance of precipitation 20 percent. .TUESDAY...Mostly cloudy. Highs in the lower 60s. .TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .WEDNESDAY...Mostly cloudy. Highs in the mid 60s. .WEDNESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .THURSDAY...Mostly cloudy. Highs in the upper 60s. .THURSDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 50s. .FRIDAY...Partly cloudy. Highs around 70. $$ ILZ105-191000- Southern Cook- Including the cities of Calumet City, Oak Forest, Lemont, Orland Park, and Park Forest 251 PM CDT Fri Sep 18 2026 ...FLOOD WATCH IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY AFTERNOON... .LATE THIS AFTERNOON...Mostly cloudy. A chance of showers. Temperatures in the lower 70s. East winds 10 to 15 mph. Chance of precipitation 50 percent. .TONIGHT...Mostly cloudy. A slight chance of showers early in the evening. A slight chance of showers and thunderstorms after midnight, then a chance of showers and thunderstorms late. Lows in the lower 60s. East winds around 10 mph. Chance of precipitation 40 percent. .SATURDAY...Mostly cloudy. Showers with thunderstorms likely in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Southeast winds around 10 mph, becoming south in the afternoon. Chance of precipitation 80 percent. .SATURDAY NIGHT...Showers with thunderstorms likely. Humid with lows in the mid 60s. South winds around 5 mph, becoming north after midnight. Chance of precipitation 80 percent. .SUNDAY...A chance of thunderstorms in the morning. Showers likely. A slight chance of thunderstorms in the afternoon. Near steady temperature in the upper 60s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the afternoon. Chance of precipitation 70 percent. .SUNDAY NIGHT...Mostly cloudy. A chance of showers. Lows in the mid 50s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 50 percent. .MONDAY...Showers likely, mainly in the morning. Highs in the mid 60s. Chance of precipitation 60 percent. .MONDAY NIGHT...Mostly cloudy with a 20 percent chance of showers. Lows in the lower 50s. .TUESDAY...Mostly cloudy. Highs in the mid 60s. .TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .WEDNESDAY...Mostly cloudy. Highs in the mid 60s. .WEDNESDAY NIGHT...Mostly cloudy. Lows in the mid 50s. .THURSDAY...Mostly cloudy. Highs in the upper 60s. .THURSDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 50s. .FRIDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs around 70. $$ ILZ006-191000- Lake IL- Including the cities of Waukegan, Buffalo Grove, Mundelein, and Gurnee 251 PM CDT Fri Sep 18 2026 ...FLOOD WATCH IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY AFTERNOON... .LATE THIS AFTERNOON...Mostly cloudy. A chance of showers. Temperatures in the upper 60s. East winds 10 to 15 mph. Chance of precipitation 40 percent. .TONIGHT...Mostly cloudy. A slight chance of showers in the evening, then a chance of showers and thunderstorms after midnight. Showers and thunderstorms likely late. Lows in the lower 60s. East winds 10 to 15 mph. Chance of precipitation 70 percent. .SATURDAY...Showers with thunderstorms likely. Highs in the mid 70s. Southeast winds 10 to 15 mph. Chance of precipitation near 100 percent. .SATURDAY NIGHT...Thunderstorms likely until early morning. Showers. A chance of thunderstorms late. Lows in the lower 60s. East winds 5 to 10 mph, becoming north after midnight. Chance of precipitation 80 percent. .SUNDAY...Showers likely with a slight chance of thunderstorms in the morning, then a chance of showers in the afternoon. Breezy. Near steady temperature in the mid 60s. Northeast winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 70 percent. .SUNDAY NIGHT...Mostly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the mid 50s. Northeast winds 15 to 20 mph. Chance of precipitation 50 percent. .MONDAY...Cloudy with a 40 percent chance of showers. Breezy with highs in the mid 60s. .MONDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows in the lower 50s. Chance of precipitation 20 percent. .TUESDAY...Mostly cloudy. Highs in the lower 60s. .TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .WEDNESDAY...Mostly cloudy. Highs in the mid 60s. .WEDNESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .THURSDAY...Mostly cloudy. Highs in the upper 60s. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. .FRIDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the upper 60s. $$ ILZ005-191000- McHenry- Including the cities of Crystal Lake, Algonquin, McHenry, and Woodstock 251 PM CDT Fri Sep 18 2026 ...FLOOD WATCH IN EFFECT FROM 1 AM CDT SATURDAY THROUGH SATURDAY AFTERNOON... .LATE THIS AFTERNOON...Mostly cloudy. A chance of showers. Temperatures in the upper 60s. East winds 10 to 15 mph. Chance of precipitation 40 percent. .TONIGHT...Mostly cloudy. A slight chance of showers in the evening, then a chance of showers and thunderstorms after midnight. Showers and thunderstorms likely late. Locally heavy rainfall possible late. Lows in the lower 60s. East winds around 10 mph. Chance of precipitation 70 percent. .SATURDAY...Showers with thunderstorms likely. Highs in the mid 70s. Southeast winds 5 to 10 mph. Chance of precipitation near 100 percent. .SATURDAY NIGHT...Thunderstorms likely until early morning. Showers. A chance of thunderstorms late. Lows in the lower 60s. East winds 5 to 10 mph, becoming north after midnight. Chance of precipitation 80 percent. .SUNDAY...Showers likely with a slight chance of thunderstorms in the morning, then a chance of showers in the afternoon. Breezy with highs in the upper 60s. Northeast winds 10 to 15 mph, increasing to 15 to 20 mph in the afternoon. Gusts up to 30 mph. Chance of precipitation 70 percent. .SUNDAY NIGHT...Mostly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the mid 50s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 50 percent. .MONDAY...Cloudy with a 40 percent chance of showers. Breezy with highs in the lower 60s. .MONDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows around 50. Chance of precipitation 20 percent. .TUESDAY...Mostly cloudy. Highs in the lower 60s. .TUESDAY NIGHT...Mostly cloudy. Lows in the upper 40s. .WEDNESDAY...Mostly cloudy. Highs in the mid 60s. .WEDNESDAY NIGHT...Partly cloudy. Lows around 50. .THURSDAY...Mostly cloudy. Highs in the upper 60s. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. .FRIDAY...Partly cloudy. Highs in the upper 60s. $$ ILZ012-191000- Kane- Including the cities of Aurora and Elgin 251 PM CDT Fri Sep 18 2026 ...FLOOD WATCH IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY AFTERNOON... .LATE THIS AFTERNOON...Mostly cloudy. A chance of showers. Temperatures around 70. East winds 10 to 15 mph. Chance of precipitation 50 percent. .TONIGHT...Mostly cloudy. A slight chance of showers early in the evening. A chance of showers and thunderstorms after midnight. Lows in the lower 60s. East winds around 10 mph. Chance of precipitation 50 percent. .SATURDAY...Mostly cloudy. Showers with thunderstorms likely in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Southeast winds 5 to 10 mph. Chance of precipitation 90 percent. .SATURDAY NIGHT...Thunderstorms likely until early morning. Showers. A chance of thunderstorms late. Humid with lows in the mid 60s. Southeast winds around 5 mph, becoming north after midnight. Chance of precipitation 80 percent. .SUNDAY...Showers likely with a slight chance of thunderstorms. Breezy with highs in the upper 60s. Northeast winds 10 to 15 mph, increasing to 15 to 20 mph in the afternoon. Gusts up to 30 mph. Chance of precipitation 70 percent. .SUNDAY NIGHT...Mostly cloudy. A chance of showers. Lows in the mid 50s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 50 percent. .MONDAY...Mostly cloudy with a 50 percent chance of showers. Breezy with highs in the mid 60s. .MONDAY NIGHT...Mostly cloudy with a 20 percent chance of showers. Lows in the lower 50s. .TUESDAY...Mostly cloudy. Highs in the lower 60s. .TUESDAY NIGHT...Mostly cloudy. Lows around 50. .WEDNESDAY...Mostly cloudy. Highs in the mid 60s. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s. .THURSDAY...Mostly cloudy. Highs in the upper 60s. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. .FRIDAY...Partly cloudy. Highs around 70. $$ ILZ013-191000- DuPage- Including the cities of Naperville, Wheaton, Downers Grove, Lombard, and Carol Stream 251 PM CDT Fri Sep 18 2026 ...FLOOD WATCH IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY AFTERNOON... .LATE THIS AFTERNOON...Mostly cloudy. A chance of showers. Temperatures around 70. East winds 10 to 15 mph. Chance of precipitation 50 percent. .TONIGHT...Mostly cloudy. A slight chance of showers early in the evening. A chance of showers and thunderstorms after midnight. Lows in the lower 60s. East winds around 10 mph. Chance of precipitation 50 percent. .SATURDAY...Mostly cloudy. Showers with thunderstorms likely in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Southeast winds 10 to 15 mph, becoming south 5 to 10 mph in the afternoon. Chance of precipitation 90 percent. .SATURDAY NIGHT...Thunderstorms likely until early morning. Showers. A chance of thunderstorms late. Humid with lows in the mid 60s. Southeast winds around 5 mph, becoming north after midnight. Chance of precipitation 80 percent. .SUNDAY...Showers likely with a slight chance of thunderstorms. Breezy. Near steady temperature in the upper 60s. Northeast winds 10 to 15 mph, increasing to 15 to 20 mph in the afternoon. Gusts up to 30 mph. Chance of precipitation 70 percent. .SUNDAY NIGHT...Mostly cloudy. A chance of showers. Lows in the mid 50s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 50 percent. .MONDAY...Cloudy with a 50 percent chance of showers. Breezy with highs in the mid 60s. .MONDAY NIGHT...Mostly cloudy with a 20 percent chance of showers. Lows in the lower 50s. .TUESDAY...Mostly cloudy. Highs in the lower 60s. .TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .WEDNESDAY...Mostly cloudy. Highs in the mid 60s. .WEDNESDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the lower 50s. .THURSDAY...Mostly cloudy. Highs in the upper 60s. .THURSDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 50s. .FRIDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs around 70. $$ ILZ020-191000- Kendall- Including the cities of Oswego, Yorkville, and Plano 251 PM CDT Fri Sep 18 2026 ...FLOOD WATCH IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY AFTERNOON... .LATE THIS AFTERNOON...Showers likely. Temperatures in the lower 70s. East winds 10 to 15 mph. Chance of precipitation 60 percent. .TONIGHT...Mostly cloudy. A slight chance of showers early in the evening. A slight chance of showers and thunderstorms after midnight, then a chance of showers and thunderstorms late. Lows in the mid 60s. East winds around 10 mph. Chance of precipitation 40 percent. .SATURDAY...Mostly cloudy. Showers with thunderstorms likely in the morning. A chance of showers and thunderstorms in the afternoon. Humid with highs around 80. Southeast winds around 10 mph, becoming south in the afternoon. Chance of precipitation 80 percent. .SATURDAY NIGHT...Showers with thunderstorms likely. Humid with lows in the mid 60s. South winds around 5 mph, becoming north after midnight. Chance of precipitation 80 percent. .SUNDAY...A chance of thunderstorms in the morning. Showers likely. A slight chance of thunderstorms in the afternoon. Highs around 70. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the afternoon. Chance of precipitation 70 percent. .SUNDAY NIGHT...Mostly cloudy. A chance of showers. Lows in the upper 50s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 50 percent. .MONDAY...Showers likely, mainly in the morning. Highs in the mid 60s. Chance of precipitation 60 percent. .MONDAY NIGHT...Mostly cloudy with a 20 percent chance of showers. Lows in the lower 50s. .TUESDAY...Mostly cloudy. A chance of showers in the morning. Highs in the mid 60s. Chance of precipitation 30 percent. .TUESDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the lower 50s. .WEDNESDAY...Mostly cloudy. Highs in the upper 60s. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s. .THURSDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs in the upper 60s. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. .FRIDAY...Partly cloudy. Highs in the lower 70s. $$ ILZ106-191000- Northern Will- Including the cities of Joliet, Bolingbrook, Plainfield, and Mokena 251 PM CDT Fri Sep 18 2026 ...FLOOD WATCH IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY AFTERNOON... .LATE THIS AFTERNOON...Showers likely. Temperatures in the lower 70s. East winds 10 to 15 mph. Chance of precipitation 60 percent. .TONIGHT...Mostly cloudy. A slight chance of showers early in the evening. A slight chance of showers and thunderstorms after midnight, then a chance of showers and thunderstorms late. Lows in the lower 60s. East winds around 10 mph. Chance of precipitation 40 percent. .SATURDAY...Mostly cloudy. Showers with thunderstorms likely in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Southeast winds around 10 mph, becoming south in the afternoon. Chance of precipitation 80 percent. .SATURDAY NIGHT...Showers with thunderstorms likely. Humid with lows in the mid 60s. South winds around 5 mph, becoming north after midnight. Chance of precipitation 80 percent. .SUNDAY...A chance of thunderstorms in the morning. Showers likely. A slight chance of thunderstorms in the afternoon. Highs around 70. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the afternoon. Chance of precipitation 70 percent. .SUNDAY NIGHT...Mostly cloudy. A chance of showers. Lows in the mid 50s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 50 percent. .MONDAY...Showers likely, mainly in the morning. Highs in the mid 60s. Chance of precipitation 60 percent. .MONDAY NIGHT...Mostly cloudy with a 20 percent chance of showers. Lows in the lower 50s. .TUESDAY...Mostly cloudy. A chance of showers in the morning. Highs in the mid 60s. Chance of precipitation 30 percent. .TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .WEDNESDAY...Mostly cloudy. Highs in the upper 60s. .WEDNESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .THURSDAY...Mostly cloudy. Highs in the upper 60s. .THURSDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 50s. .FRIDAY...Partly cloudy. Highs in the lower 70s. $$ ILZ107-191000- Southern Will- Including the cities of Channahon, Manhattan, and Wilmington 251 PM CDT Fri Sep 18 2026 .LATE THIS AFTERNOON...Showers likely. Temperatures in the mid 70s. East winds around 10 mph. Chance of precipitation 60 percent. .TONIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers and thunderstorms late. Lows in the mid 60s. East winds 5 to 10 mph. Chance of precipitation 40 percent. .SATURDAY...Mostly cloudy. Showers and thunderstorms likely in the morning, then a chance of showers and thunderstorms early in the afternoon. A slight chance of showers and thunderstorms late. Humid with highs in the lower 80s. Southeast winds around 10 mph, becoming south in the afternoon. Chance of precipitation 70 percent. .SATURDAY NIGHT...Showers with thunderstorms likely. Humid with lows in the upper 60s. South winds around 5 mph, becoming northwest after midnight. Chance of precipitation 80 percent. .SUNDAY...A chance of thunderstorms in the morning. Showers. A slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Northeast winds 10 to 15 mph. Chance of precipitation 80 percent. .SUNDAY NIGHT...A chance of showers in the evening, then showers likely with a slight chance of thunderstorms after midnight. Lows in the upper 50s. Northeast winds 10 to 15 mph. Chance of precipitation 70 percent. .MONDAY...Showers likely with a slight chance of thunderstorms in the morning, then a chance of showers in the afternoon. Highs in the mid 60s. Chance of precipitation 60 percent. .MONDAY NIGHT...Mostly cloudy with a 20 percent chance of showers. Lows in the lower 50s. .TUESDAY...Mostly cloudy. A chance of showers in the morning. Highs in the mid 60s. Chance of precipitation 30 percent. .TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .WEDNESDAY...Mostly cloudy. Highs in the upper 60s. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s. .THURSDAY...Mostly cloudy. Highs around 70. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 50s. .FRIDAY...Partly cloudy. Highs in the lower 70s. $$ ILZ108-191000- Eastern Will- Including the cities of Crete, Peotone, and Beecher 251 PM CDT Fri Sep 18 2026 .LATE THIS AFTERNOON...Mostly cloudy. A chance of showers. Temperatures in the lower 70s. East winds around 10 mph. Chance of precipitation 50 percent. .TONIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A slight chance of showers early in the evening. A chance of showers and thunderstorms late. Lows in the lower 60s. East winds around 10 mph. Chance of precipitation 40 percent. .SATURDAY...Mostly cloudy. Showers with thunderstorms likely in the morning, then a chance of showers and thunderstorms early in the afternoon. A slight chance of showers and thunderstorms late. Highs in the upper 70s. Southeast winds 5 to 10 mph. Chance of precipitation 80 percent. .SATURDAY NIGHT...Showers with thunderstorms likely. Humid with lows in the mid 60s. South winds around 5 mph, becoming northwest after midnight. Chance of precipitation 80 percent. .SUNDAY...A chance of thunderstorms in the morning. Showers likely. A slight chance of thunderstorms in the afternoon. Near steady temperature in the upper 60s. North winds 5 to 10 mph, increasing to northeast 10 to 15 mph in the afternoon. Chance of precipitation 70 percent. .SUNDAY NIGHT...A chance of showers in the evening, then showers likely after midnight. Lows in the mid 50s. Northeast winds 10 to 15 mph. Chance of precipitation 70 percent. .MONDAY...Showers likely with a slight chance of thunderstorms in the morning, then a chance of showers in the afternoon. Highs in the mid 60s. Chance of precipitation 60 percent. .MONDAY NIGHT...Mostly cloudy with a 20 percent chance of showers. Lows in the lower 50s. .TUESDAY...Mostly cloudy. Highs in the mid 60s. .TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .WEDNESDAY...Mostly cloudy. Highs in the mid 60s. .WEDNESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .THURSDAY...Mostly cloudy. Highs in the upper 60s. .THURSDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the lower 50s. .FRIDAY...Partly cloudy. Highs around 70. $$ INZ001-191000- Lake IN- Including the cities of Gary, Hammond, and Merrillville 251 PM CDT Fri Sep 18 2026 ...FLOOD WATCH IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY AFTERNOON... .LATE THIS AFTERNOON...Mostly cloudy. A chance of showers. Temperatures in the lower 70s. East winds around 10 mph. Chance of precipitation 50 percent. .TONIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A slight chance of showers early in the evening. A chance of showers and thunderstorms late. Lows in the lower 60s. East winds 5 to 10 mph. Chance of precipitation 40 percent. .SATURDAY...Showers with thunderstorms likely until late afternoon, then a chance of showers and thunderstorms late. Highs in the upper 70s. Southeast winds 5 to 10 mph. Chance of precipitation 90 percent. .SATURDAY NIGHT...Showers with thunderstorms likely. Humid with lows in the mid 60s. Southeast winds 5 to 10 mph, becoming northwest after midnight. Chance of precipitation 80 percent. .SUNDAY...A chance of thunderstorms in the morning. Showers likely. A slight chance of thunderstorms in the afternoon. Near steady temperature in the upper 60s. North winds 10 to 15 mph. Chance of precipitation 70 percent. .SUNDAY NIGHT...Mostly cloudy. A chance of showers. Lows in the mid 50s. Northeast winds 10 to 15 mph. Chance of precipitation 50 percent. .MONDAY...Showers likely with a slight chance of thunderstorms in the morning, then a chance of showers in the afternoon. Highs in the mid 60s. Chance of precipitation 60 percent. .MONDAY NIGHT...Mostly cloudy with a 20 percent chance of showers. Lows in the lower 50s. .TUESDAY...Mostly cloudy. Highs in the mid 60s. .TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .WEDNESDAY...Mostly cloudy. Highs in the mid 60s. .WEDNESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .THURSDAY...Mostly cloudy. Highs in the upper 60s. .THURSDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 50s. .FRIDAY...Partly cloudy. Highs around 70. $$ INZ002-191000- Porter- Including the cities of Portage, Valparaiso, and Chesterton 251 PM CDT Fri Sep 18 2026 ...FLOOD WATCH IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY AFTERNOON... .LATE THIS AFTERNOON...Mostly cloudy. A chance of showers. Temperatures in the lower 70s. East winds around 10 mph. Chance of precipitation 40 percent. .TONIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A slight chance of showers early in the evening. A slight chance of showers and thunderstorms after midnight, then a chance of showers and thunderstorms late. Lows around 60. East winds 5 to 10 mph. Chance of precipitation 40 percent. .SATURDAY...Showers with thunderstorms likely until late afternoon, then a chance of showers and thunderstorms late. Highs in the upper 70s. Southeast winds 5 to 10 mph. Chance of precipitation 90 percent. .SATURDAY NIGHT...Showers with thunderstorms likely. Humid with lows in the mid 60s. Southeast winds 5 to 10 mph, becoming west after midnight. Chance of precipitation 80 percent. .SUNDAY...A chance of thunderstorms in the morning. Showers likely. A slight chance of thunderstorms in the afternoon. Near steady temperature in the upper 60s. North winds 5 to 10 mph, increasing to northeast 10 to 15 mph in the afternoon. Chance of precipitation 70 percent. .SUNDAY NIGHT...Mostly cloudy. A chance of showers. Lows in the mid 50s. Northeast winds 10 to 15 mph. Chance of precipitation 50 percent. .MONDAY...Showers likely with a slight chance of thunderstorms in the morning, then a chance of showers in the afternoon. Highs in the mid 60s. Chance of precipitation 60 percent. .MONDAY NIGHT...Mostly cloudy with a 20 percent chance of showers. Lows around 50. .TUESDAY...Mostly cloudy. Highs in the mid 60s. .TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .WEDNESDAY...Mostly cloudy. Highs in the mid 60s. .WEDNESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .THURSDAY...Mostly cloudy. Highs in the upper 60s. .THURSDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the lower 50s. .FRIDAY...Partly cloudy. Highs around 70. $$ ILZ003-191000- Winnebago- Including the city of Rockford 251 PM CDT Fri Sep 18 2026 ...FLOOD WATCH IN EFFECT FROM 1 AM CDT SATURDAY THROUGH SATURDAY AFTERNOON... .LATE THIS AFTERNOON...Mostly cloudy. A chance of showers. Temperatures around 70. East winds 10 to 15 mph. Chance of precipitation 40 percent. .TONIGHT...Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then showers and thunderstorms likely after midnight. Locally heavy rainfall possible late. Lows in the lower 60s. East winds 10 to 15 mph. Chance of precipitation 70 percent. .SATURDAY...Showers with thunderstorms likely in the morning, then a chance of showers and thunderstorms early in the afternoon. Showers and thunderstorms likely late. Highs in the mid 70s. Southeast winds 10 to 15 mph, diminishing to 5 to 10 mph in the afternoon. Chance of precipitation near 100 percent. .SATURDAY NIGHT...Thunderstorms likely until early morning. Showers likely. A chance of thunderstorms late. Lows in the lower 60s. Northeast winds 5 to 10 mph. Chance of precipitation 70 percent. .SUNDAY...Showers likely with a slight chance of thunderstorms in the morning, then a chance of showers in the afternoon. Highs in the upper 60s. Northeast winds 15 to 20 mph with gusts up to 25 mph. Chance of precipitation 70 percent. .SUNDAY NIGHT...Mostly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the lower 50s. Northeast winds 15 to 20 mph with gusts up to 25 mph, diminishing to 10 to 15 mph after midnight. Chance of precipitation 50 percent. .MONDAY...Mostly cloudy with a 40 percent chance of showers. Highs in the lower 60s. .MONDAY NIGHT...Mostly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the upper 40s. Chance of precipitation 40 percent. .TUESDAY...Mostly cloudy. Highs in the lower 60s. .TUESDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 40s. .WEDNESDAY...Mostly cloudy. Highs in the mid 60s. .WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 40s. .THURSDAY...Mostly cloudy. Highs in the upper 60s. .THURSDAY NIGHT...Partly cloudy. Lows around 50. .FRIDAY...Partly cloudy. Highs in the upper 60s. $$ ILZ004-191000- Boone- Including the city of Belvidere 251 PM CDT Fri Sep 18 2026 ...FLOOD WATCH IN EFFECT FROM 1 AM CDT SATURDAY THROUGH SATURDAY AFTERNOON... .LATE THIS AFTERNOON...Mostly cloudy. A chance of showers. Temperatures around 70. East winds 10 to 15 mph. Chance of precipitation 40 percent. .TONIGHT...Mostly cloudy. A slight chance of showers in the evening, then a chance of showers and thunderstorms after midnight. Showers and thunderstorms likely late. Locally heavy rainfall possible late. Lows in the lower 60s. East winds 10 to 15 mph. Chance of precipitation 70 percent. .SATURDAY...Showers with thunderstorms likely in the morning, then a chance of showers and thunderstorms early in the afternoon. Showers and thunderstorms likely late. Highs in the mid 70s. Southeast winds 5 to 10 mph. Chance of precipitation near 100 percent. .SATURDAY NIGHT...Thunderstorms likely until early morning. Showers. A chance of thunderstorms late. Lows in the lower 60s. East winds 5 to 10 mph, becoming north after midnight. Chance of precipitation 80 percent. .SUNDAY...Showers likely with a slight chance of thunderstorms in the morning, then a chance of showers in the afternoon. Breezy with highs in the upper 60s. Northeast winds 10 to 15 mph, increasing to 15 to 20 mph in the afternoon. Gusts up to 30 mph. Chance of precipitation 70 percent. .SUNDAY NIGHT...Mostly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the mid 50s. Northeast winds 15 to 20 mph with gusts up to 25 mph, diminishing to 10 to 15 mph after midnight. Chance of precipitation 50 percent. .MONDAY...Cloudy with a 40 percent chance of showers. Breezy with highs in the lower 60s. .MONDAY NIGHT...Mostly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the upper 40s. Chance of precipitation 40 percent. .TUESDAY...Mostly cloudy. Highs in the lower 60s. .TUESDAY NIGHT...Mostly cloudy. Lows in the upper 40s. .WEDNESDAY...Mostly cloudy. Highs in the mid 60s. .WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 40s. .THURSDAY...Mostly cloudy. Highs in the upper 60s. .THURSDAY NIGHT...Partly cloudy. Lows around 50. .FRIDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the upper 60s. $$ ILZ008-191000- Ogle- Including the cities of Rochelle, Oregon, and Byron 251 PM CDT Fri Sep 18 2026 ...FLOOD WATCH IN EFFECT FROM 1 AM CDT SATURDAY THROUGH SATURDAY AFTERNOON... .LATE THIS AFTERNOON...Mostly cloudy. A chance of showers and a slight chance of thunderstorms. Temperatures in the lower 70s. East winds 10 to 15 mph. Chance of precipitation 50 percent. .TONIGHT...Mostly cloudy. A slight chance of showers in the evening, then a chance of showers and thunderstorms after midnight. Lows in the lower 60s. East winds 10 to 15 mph. Chance of precipitation 50 percent. .SATURDAY...Showers with thunderstorms likely in the morning, then a chance of showers and thunderstorms early in the afternoon. Showers and thunderstorms likely late. Humid with highs in the upper 70s. Southeast winds 5 to 10 mph. Chance of precipitation 90 percent. .SATURDAY NIGHT...Thunderstorms likely until early morning. Showers. A chance of thunderstorms late. Humid with lows in the lower 60s. North winds 5 to 10 mph. Chance of precipitation 80 percent. .SUNDAY...Showers likely with a slight chance of thunderstorms. Highs in the upper 60s. Northeast winds 10 to 15 mph, increasing to 15 to 20 mph in the afternoon. Chance of precipitation 70 percent. .SUNDAY NIGHT...Mostly cloudy. A chance of showers. Lows in the lower 50s. Northeast winds 15 to 20 mph with gusts up to 25 mph, diminishing to 10 to 15 mph after midnight. Chance of precipitation 50 percent. .MONDAY...Mostly cloudy with a 50 percent chance of showers. Highs in the mid 60s. .MONDAY NIGHT...Mostly cloudy with a 40 percent chance of showers. Lows in the upper 40s. .TUESDAY...Mostly cloudy. Highs in the lower 60s. .TUESDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 40s. .WEDNESDAY...Mostly cloudy. Highs in the mid 60s. .WEDNESDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 40s. .THURSDAY...Mostly cloudy. Highs in the upper 60s. .THURSDAY NIGHT...Partly cloudy. Lows around 50. .FRIDAY...Partly cloudy. Highs around 70. $$ ILZ011-191000- De Kalb- Including the cities of DeKalb and Sycamore 251 PM CDT Fri Sep 18 2026 ...FLOOD WATCH IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY AFTERNOON... .LATE THIS AFTERNOON...Mostly cloudy. A chance of showers. Temperatures in the lower 70s. East winds 10 to 15 mph. Chance of precipitation 50 percent. .TONIGHT...Mostly cloudy. A slight chance of showers early in the evening. A chance of showers and thunderstorms after midnight. Lows in the lower 60s. East winds around 10 mph. Chance of precipitation 50 percent. .SATURDAY...Mostly cloudy. Showers with thunderstorms likely in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Southeast winds 10 to 15 mph, becoming south 5 to 10 mph in the afternoon. Chance of precipitation 90 percent. .SATURDAY NIGHT...Thunderstorms likely until early morning. Showers. A chance of thunderstorms late. Humid with lows in the lower 60s. Southeast winds around 5 mph, becoming north after midnight. Chance of precipitation 80 percent. .SUNDAY...Showers likely with a slight chance of thunderstorms. Breezy with highs in the upper 60s. Northeast winds 10 to 15 mph, increasing to 15 to 20 mph in the afternoon. Gusts up to 30 mph. Chance of precipitation 70 percent. .SUNDAY NIGHT...Mostly cloudy. A chance of showers. Lows in the mid 50s. Northeast winds 15 to 20 mph with gusts up to 25 mph, diminishing to 10 to 15 mph after midnight. Chance of precipitation 50 percent. .MONDAY...Cloudy with a 50 percent chance of showers. Breezy with highs in the mid 60s. .MONDAY NIGHT...Mostly cloudy with a 40 percent chance of showers. Lows in the lower 50s. .TUESDAY...Mostly cloudy. Highs in the lower 60s. .TUESDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 40s. .WEDNESDAY...Mostly cloudy. Highs in the mid 60s. .WEDNESDAY NIGHT...Partly cloudy. Lows around 50. .THURSDAY...Mostly cloudy. Highs in the upper 60s. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. .FRIDAY...Partly cloudy. Highs in the lower 70s. $$ ILZ010-191000- Lee- Including the city of Dixon 251 PM CDT Fri Sep 18 2026 ...FLOOD WATCH IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY AFTERNOON... .LATE THIS AFTERNOON...Mostly cloudy. A chance of showers and a slight chance of thunderstorms. Temperatures in the lower 70s. East winds 10 to 15 mph. Chance of precipitation 50 percent. .TONIGHT...Mostly cloudy. A slight chance of showers and thunderstorms after midnight. A chance of showers and thunderstorms late. Lows in the mid 60s. East winds 10 to 15 mph. Chance of precipitation 50 percent. .SATURDAY...Mostly cloudy. Showers with thunderstorms likely in the morning, then a chance of showers and thunderstorms in the afternoon. Humid with highs around 80. Southeast winds 10 to 15 mph, becoming south 5 to 10 mph in the afternoon. Chance of precipitation 90 percent. .SATURDAY NIGHT...Thunderstorms likely until early morning. Showers. A chance of thunderstorms late. Humid with lows in the lower 60s. South winds around 5 mph, becoming north after midnight. Chance of precipitation 80 percent. .SUNDAY...A chance of thunderstorms in the morning. Showers likely. A slight chance of thunderstorms in the afternoon. Highs in the upper 60s. Northeast winds 10 to 15 mph, increasing to 15 to 20 mph with gusts up to 25 mph in the afternoon. Chance of precipitation 70 percent. .SUNDAY NIGHT...Mostly cloudy. A chance of showers. A slight chance of thunderstorms after midnight. Lows in the mid 50s. Northeast winds 15 to 20 mph with gusts up to 25 mph, diminishing to 10 to 15 mph after midnight. Chance of precipitation 50 percent. .MONDAY...Mostly cloudy with a 50 percent chance of showers. Highs in the mid 60s. .MONDAY NIGHT...Mostly cloudy with a 40 percent chance of showers. Lows in the lower 50s. .TUESDAY...Mostly cloudy. Highs in the mid 60s. .TUESDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 40s. .WEDNESDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs in the upper 60s. .WEDNESDAY NIGHT...Partly cloudy. Lows around 50. .THURSDAY...Mostly cloudy. Highs in the upper 60s. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. .FRIDAY...Partly cloudy. Highs in the lower 70s. $$ ILZ019-191000- La Salle- Including the cities of Ottawa, Streator, La Salle, Mendota, and Marseilles 251 PM CDT Fri Sep 18 2026 .LATE THIS AFTERNOON...Showers likely and a slight chance of thunderstorms. Temperatures in the mid 70s. East winds around 10 mph. Chance of precipitation 60 percent. .TONIGHT...Mostly cloudy. A slight chance of showers and thunderstorms after midnight. A chance of showers and thunderstorms late. Lows in the mid 60s. East winds around 10 mph. Chance of precipitation 40 percent. .SATURDAY...Mostly cloudy. Showers and thunderstorms likely, mainly in the morning. Humid with highs in the lower 80s. Southeast winds around 10 mph, becoming south in the afternoon. Chance of precipitation 70 percent. .SATURDAY NIGHT...Showers with thunderstorms likely. Humid with lows in the mid 60s. South winds around 5 mph, becoming north after midnight. Chance of precipitation 80 percent. .SUNDAY...A chance of thunderstorms in the morning. Showers. A slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the afternoon. Chance of precipitation 80 percent. .SUNDAY NIGHT...A chance of showers in the evening. A slight chance of thunderstorms. Showers likely after midnight. Lows in the upper 50s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 70 percent. .MONDAY...Showers likely with a slight chance of thunderstorms in the morning, then a chance of showers in the afternoon. Highs in the mid 60s. Chance of precipitation 70 percent. .MONDAY NIGHT...Mostly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the lower 50s. Chance of precipitation 40 percent. .TUESDAY...Mostly cloudy. Highs in the mid 60s. .TUESDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the lower 50s. .WEDNESDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs in the upper 60s. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s. .THURSDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs around 70. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 50s. .FRIDAY...Partly cloudy. Highs in the lower 70s. $$ ILZ021-191000- Grundy- Including the cities of Morris, Coal City, and Minooka 251 PM CDT Fri Sep 18 2026 .LATE THIS AFTERNOON...Showers likely and a slight chance of thunderstorms. Temperatures in the mid 70s. East winds around 10 mph. Chance of precipitation 60 percent. .TONIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers and thunderstorms late. Lows in the mid 60s. East winds 5 to 10 mph. Chance of precipitation 40 percent. .SATURDAY...Mostly cloudy. Showers and thunderstorms likely in the morning, then a chance of showers and thunderstorms early in the afternoon. A slight chance of showers and thunderstorms late. Humid with highs in the lower 80s. Southeast winds 5 to 10 mph, becoming south in the afternoon. Chance of precipitation 70 percent. .SATURDAY NIGHT...Showers with thunderstorms likely. Humid with lows in the upper 60s. South winds around 5 mph, becoming northwest after midnight. Chance of precipitation 80 percent. .SUNDAY...A chance of thunderstorms in the morning. Showers. A slight chance of thunderstorms in the afternoon. Humid with highs in the lower 70s. Northeast winds 10 to 15 mph. Chance of precipitation 80 percent. .SUNDAY NIGHT...A chance of showers in the evening, then showers likely with a slight chance of thunderstorms after midnight. Lows in the upper 50s. Northeast winds 10 to 15 mph. Chance of precipitation 70 percent. .MONDAY...Showers likely with a slight chance of thunderstorms in the morning, then a chance of showers in the afternoon. Highs in the upper 60s. Chance of precipitation 60 percent. .MONDAY NIGHT...Mostly cloudy with a 20 percent chance of showers. Lows in the mid 50s. .TUESDAY...Mostly cloudy. Highs in the mid 60s. .TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .WEDNESDAY...Mostly cloudy. Highs in the upper 60s. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s. .THURSDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs in the lower 70s. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 50s. .FRIDAY...Partly cloudy. Highs in the lower 70s. $$ ILZ032-191000- Livingston- Including the cities of Pontiac, Dwight, and Fairbury 251 PM CDT Fri Sep 18 2026 .LATE THIS AFTERNOON...Showers likely and a slight chance of thunderstorms. Temperatures in the mid 70s. East winds around 10 mph. Chance of precipitation 60 percent. .TONIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A slight chance of showers and thunderstorms late. Lows in the mid 60s. East winds 5 to 10 mph. Chance of precipitation 20 percent. .SATURDAY...Mostly cloudy. A chance of showers and thunderstorms in the morning, then a slight chance of showers and thunderstorms early in the afternoon. Humid with highs in the mid 80s. South winds 5 to 10 mph. Chance of precipitation 50 percent. .SATURDAY NIGHT...Mostly cloudy. A chance of showers in the evening. A chance of thunderstorms. Showers likely after midnight. Humid with lows in the upper 60s. South winds around 5 mph, becoming northwest after midnight. Chance of precipitation 70 percent. .SUNDAY...Showers likely with a chance of thunderstorms. Humid with highs in the mid 70s. Northeast winds 5 to 10 mph, increasing to 10 to 15 mph in the afternoon. Chance of precipitation 70 percent. .SUNDAY NIGHT...Showers likely with a slight chance of thunderstorms. Lows in the upper 50s. Northeast winds 10 to 15 mph. Chance of precipitation 70 percent. .MONDAY...A slight chance of thunderstorms. Showers likely, mainly in the morning. Highs in the upper 60s. Chance of precipitation 70 percent. .MONDAY NIGHT...Mostly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the lower 50s. Chance of precipitation 50 percent. .TUESDAY...Mostly cloudy. Highs in the mid 60s. .TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .WEDNESDAY...Mostly cloudy. Highs in the upper 60s. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s. .THURSDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs in the lower 70s. .THURSDAY NIGHT...Partly cloudy. Lows in the mid 50s. .FRIDAY...Partly cloudy. Highs in the lower 70s. $$ ILZ023-191000- Kankakee- Including the cities of Kankakee, Bourbonnais, and Bradley 251 PM CDT Fri Sep 18 2026 .LATE THIS AFTERNOON...Showers likely. Temperatures in the mid 70s. East winds around 10 mph. Chance of precipitation 60 percent. .TONIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers and thunderstorms late. Lows in the lower 60s. East winds 5 to 10 mph. Chance of precipitation 30 percent. .SATURDAY...Mostly cloudy. Showers and thunderstorms likely, mainly in the morning. Humid with highs in the lower 80s. Southeast winds 5 to 10 mph. Chance of precipitation 70 percent. .SATURDAY NIGHT...Showers with thunderstorms likely. Humid with lows in the upper 60s. South winds around 5 mph, becoming west after midnight. Chance of precipitation 80 percent. .SUNDAY...A chance of thunderstorms in the morning. Showers likely. A slight chance of thunderstorms in the afternoon. Highs in the lower 70s. North winds 5 to 10 mph, increasing to northeast 10 to 15 mph in the afternoon. Chance of precipitation 70 percent. .SUNDAY NIGHT...A chance of showers in the evening. A slight chance of thunderstorms. Showers likely after midnight. Lows in the mid 50s. Northeast winds 10 to 15 mph. Chance of precipitation 70 percent. .MONDAY...Showers likely with a slight chance of thunderstorms in the morning, then a chance of showers in the afternoon. Highs in the mid 60s. Chance of precipitation 70 percent. .MONDAY NIGHT...Mostly cloudy with a 20 percent chance of showers. Lows in the lower 50s. .TUESDAY...Mostly cloudy. Highs in the mid 60s. .TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .WEDNESDAY...Mostly cloudy. Highs in the upper 60s. .WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 50s. .THURSDAY...Mostly cloudy. Highs around 70. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. .FRIDAY...Partly cloudy. Highs in the lower 70s. $$ ILZ039-191000- Ford- Including the cities of Paxton and Gibson City 251 PM CDT Fri Sep 18 2026 .LATE THIS AFTERNOON...Showers likely and a slight chance of thunderstorms. Temperatures in the upper 70s. East winds around 10 mph. Chance of precipitation 60 percent. .TONIGHT...Partly cloudy. Lows in the mid 60s. East winds 5 to 10 mph. .SATURDAY...Mostly cloudy. A chance of showers and thunderstorms until late afternoon. Humid with highs in the mid 80s. South winds 5 to 10 mph. Chance of precipitation 50 percent. .SATURDAY NIGHT...Mostly cloudy. A slight chance of showers and thunderstorms early in the evening, then a chance of showers and thunderstorms in the late evening and overnight. Humid with lows in the upper 60s. South winds around 5 mph, becoming west after midnight. Chance of precipitation 50 percent. .SUNDAY...Showers likely with a chance of thunderstorms. Humid with highs in the upper 70s. Northeast winds 5 to 10 mph, increasing to 10 to 15 mph in the afternoon. Chance of precipitation 70 percent. .SUNDAY NIGHT...A chance of showers with a slight chance of thunderstorms in the evening, then showers likely with a chance of thunderstorms after midnight. Lows in the upper 50s. Northeast winds 10 to 15 mph. Chance of precipitation 70 percent. .MONDAY...A chance of thunderstorms. Showers likely, mainly in the morning. Highs in the upper 60s. Chance of precipitation 70 percent. .MONDAY NIGHT...Mostly cloudy with a 50 percent chance of showers. Lows in the lower 50s. .TUESDAY...Mostly cloudy. Highs in the mid 60s. .TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .WEDNESDAY...Mostly cloudy. Highs in the upper 60s. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 50s. .THURSDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs in the lower 70s. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. .FRIDAY...Partly cloudy. Highs in the lower 70s. $$ ILZ033-191000- Iroquois- Including the cities of Watseka and Gilman 251 PM CDT Fri Sep 18 2026 .LATE THIS AFTERNOON...Showers likely and a slight chance of thunderstorms. Temperatures in the mid 70s. East winds around 10 mph. Chance of precipitation 60 percent. .TONIGHT...Partly cloudy. A slight chance of showers and thunderstorms late. Lows in the mid 60s. East winds 5 to 10 mph. Chance of precipitation 20 percent. .SATURDAY...Mostly cloudy. A chance of showers and thunderstorms until late afternoon. A slight chance of showers and thunderstorms late. Humid with highs in the mid 80s. Southeast winds 5 to 10 mph. Chance of precipitation 50 percent. .SATURDAY NIGHT...Mostly cloudy. A chance of showers in the evening. A chance of thunderstorms. Showers likely after midnight. Humid with lows in the upper 60s. South winds around 5 mph, becoming west after midnight. Chance of precipitation 70 percent. .SUNDAY...A chance of thunderstorms in the morning. Showers likely. A slight chance of thunderstorms in the afternoon. Humid with highs in the mid 70s. Northeast winds 5 to 10 mph. Chance of precipitation 70 percent. .SUNDAY NIGHT...A chance of showers in the evening. A slight chance of thunderstorms. Showers likely after midnight. Lows in the mid 50s. Northeast winds 5 to 10 mph. Chance of precipitation 70 percent. .MONDAY...Showers likely with a chance of thunderstorms in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the upper 60s. Chance of precipitation 70 percent. .MONDAY NIGHT...Mostly cloudy. A chance of showers, mainly in the evening. Lows in the lower 50s. Chance of precipitation 40 percent. .TUESDAY...Mostly cloudy. Highs in the mid 60s. .TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .WEDNESDAY...Mostly cloudy. Highs in the upper 60s. .WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 50s. .THURSDAY...Mostly cloudy. Highs in the lower 70s. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. .FRIDAY...Partly cloudy. Highs in the lower 70s. $$ INZ010-191000- Newton- Including the cities of Roselawn, Kentland, and Morocco 251 PM CDT Fri Sep 18 2026 .LATE THIS AFTERNOON...Mostly cloudy. A chance of showers. Temperatures in the mid 70s. East winds around 10 mph. Chance of precipitation 50 percent. .TONIGHT...Partly cloudy. A slight chance of showers and thunderstorms late. Lows in the lower 60s. East winds 5 to 10 mph. Chance of precipitation 20 percent. .SATURDAY...A chance of showers and thunderstorms early in the morning, then showers and thunderstorms likely in the late morning and early afternoon. A slight chance of showers and thunderstorms late. Highs in the lower 80s. Southeast winds 5 to 10 mph. Chance of precipitation 70 percent. .SATURDAY NIGHT...Mostly cloudy. A chance of showers in the evening. A chance of thunderstorms. Showers likely after midnight. Humid with lows in the upper 60s. South winds around 5 mph, becoming west after midnight. Chance of precipitation 70 percent. .SUNDAY...A chance of thunderstorms in the morning. Showers likely. A slight chance of thunderstorms in the afternoon. Humid with highs in the mid 70s. North winds 5 to 10 mph. Chance of precipitation 70 percent. .SUNDAY NIGHT...A chance of showers in the evening. A slight chance of thunderstorms. Showers likely after midnight. Lows in the mid 50s. Northeast winds 10 to 15 mph. Chance of precipitation 70 percent. .MONDAY...A slight chance of thunderstorms. Showers likely, mainly in the morning. Highs in the mid 60s. Chance of precipitation 70 percent. .MONDAY NIGHT...Mostly cloudy with a 20 percent chance of showers. Lows around 50. .TUESDAY...Mostly cloudy. Highs in the mid 60s. .TUESDAY NIGHT...Mostly cloudy. Lows around 50. .WEDNESDAY...Mostly cloudy. Highs in the upper 60s. .WEDNESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .THURSDAY...Mostly cloudy. Highs around 70. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. .FRIDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the lower 70s. $$ INZ011-191000- Jasper- Including the cities of Rensselaer and DeMotte 251 PM CDT Fri Sep 18 2026 .LATE THIS AFTERNOON...Mostly cloudy. A chance of showers. Temperatures in the mid 70s. East winds around 10 mph. Chance of precipitation 50 percent. .TONIGHT...Partly cloudy. A slight chance of showers and thunderstorms late. Lows in the lower 60s. East winds 5 to 10 mph. Chance of precipitation 20 percent. .SATURDAY...A chance of showers and thunderstorms early in the morning, then showers and thunderstorms likely in the late morning and early afternoon. A slight chance of showers and thunderstorms late. Highs around 80. Southeast winds 5 to 10 mph. Chance of precipitation 70 percent. .SATURDAY NIGHT...Showers and thunderstorms likely. Humid with lows in the upper 60s. Southeast winds around 5 mph, becoming west after midnight. Chance of precipitation 70 percent. .SUNDAY...A chance of thunderstorms in the morning. Showers likely. A slight chance of thunderstorms in the afternoon. Humid with highs in the mid 70s. North winds 5 to 10 mph. Chance of precipitation 70 percent. .SUNDAY NIGHT...A chance of showers in the evening, then showers likely with a slight chance of thunderstorms after midnight. Lows in the mid 50s. Northeast winds 10 to 15 mph. Chance of precipitation 70 percent. .MONDAY...Showers likely with a slight chance of thunderstorms in the morning, then a chance of showers in the afternoon. Highs in the mid 60s. Chance of precipitation 70 percent. .MONDAY NIGHT...Mostly cloudy with a 20 percent chance of showers. Lows around 50. .TUESDAY...Mostly cloudy. Highs in the mid 60s. .TUESDAY NIGHT...Mostly cloudy. Lows around 50. .WEDNESDAY...Mostly cloudy. Highs in the upper 60s. .WEDNESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .THURSDAY...Mostly cloudy. Highs around 70. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. .FRIDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the lower 70s. $$ INZ019-191000- Benton- Including the cities of Fowler and Oxford 351 PM EDT Fri Sep 18 2026 .LATE THIS AFTERNOON...Mostly cloudy. A chance of showers. Temperatures in the mid 70s. East winds around 10 mph. Chance of precipitation 50 percent. .TONIGHT...Partly cloudy. Lows in the lower 60s. East winds 5 to 10 mph. .SATURDAY...Mostly cloudy. Showers and thunderstorms likely in the morning. A chance of showers and thunderstorms in the afternoon. Humid with highs in the lower 80s. Southeast winds 5 to 10 mph. Chance of precipitation 60 percent. .SATURDAY NIGHT...Mostly cloudy. A chance of showers in the evening. A chance of thunderstorms. Showers likely after midnight. Humid with lows in the upper 60s. South winds around 5 mph. Chance of precipitation 60 percent. .SUNDAY...A chance of thunderstorms in the morning. Showers likely. A slight chance of thunderstorms in the afternoon. Humid with highs in the upper 70s. North winds 5 to 10 mph. Chance of precipitation 70 percent. .SUNDAY NIGHT...A chance of showers in the evening. A slight chance of thunderstorms. Showers likely after midnight. Lows in the upper 50s. Northeast winds 10 to 15 mph. Chance of precipitation 70 percent. .MONDAY...Showers likely with a chance of thunderstorms in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the upper 60s. Chance of precipitation 70 percent. .MONDAY NIGHT...Mostly cloudy. A chance of showers in the evening, then a slight chance of showers and thunderstorms after midnight. Lows in the lower 50s. Chance of precipitation 40 percent. .TUESDAY...Mostly cloudy. Highs in the mid 60s. .TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .WEDNESDAY...Mostly cloudy. Highs in the upper 60s. .WEDNESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .THURSDAY...Mostly cloudy. Highs around 70. .THURSDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 50s. .FRIDAY...Partly cloudy. Highs in the lower 70s. $$