FPUS53 KLOT 190112 AAA ZFPLOT Zone Forecast Product...UPDATED National Weather Service Chicago/Romeoville, IL 812 PM CDT Thu Jun 18 2026 ILZ104-190915- Central Cook- Including the cities of Chicago, Cicero, Oak Lawn, Oak Park, and La Grange 812 PM CDT Thu Jun 18 2026 .REST OF TONIGHT...Mostly clear. Lows in the upper 50s. West winds 5 to 10 mph. .JUNETEENTH...Mostly sunny. Highs in the upper 70s. Northwest winds 5 to 10 mph. .FRIDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. A chance of showers with a slight chance of thunderstorms. Lows in the lower 60s. West winds 5 to 10 mph. Chance of precipitation 30 percent. .SATURDAY...Partly cloudy in the morning, then becoming mostly sunny. Highs around 80. West winds 5 to 10 mph, increasing to northwest 10 to 15 mph in the afternoon. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 60s. .SUNDAY...Mostly cloudy. A chance of showers in the morning, then showers likely with a slight chance of thunderstorms in the afternoon. Highs in the mid 70s inland, but only around 70 near the lake. Chance of precipitation 70 percent. .SUNDAY NIGHT...Mostly cloudy. Showers with a chance of thunderstorms in the evening, then a chance of showers after midnight. Lows around 60. Chance of precipitation 80 percent. .MONDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the lower 70s. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 50s. .TUESDAY...Partly cloudy. Highs in the mid 70s. .TUESDAY NIGHT...Partly cloudy. Lows around 60. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. A chance of showers. Highs in the mid 70s. Chance of precipitation 40 percent. $$ ILZ103-190915- Northern Cook- Including the cities of Evanston, Des Plaines, Schaumburg, Palatine, and Northbrook 812 PM CDT Thu Jun 18 2026 .REST OF TONIGHT...Mostly clear. Lows in the upper 50s. West winds around 5 mph. .JUNETEENTH...Mostly sunny. Highs in the mid 70s. Northwest winds 5 to 10 mph. .FRIDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. A chance of showers with a slight chance of thunderstorms. Lows in the upper 50s. West winds 5 to 10 mph. Chance of precipitation 40 percent. .SATURDAY...Mostly sunny. Highs in the upper 70s. West winds 5 to 10 mph, increasing to northwest 10 to 15 mph in the afternoon. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 50s. .SUNDAY...Mostly cloudy. A chance of showers in the morning, then showers likely with a slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of precipitation 70 percent. .SUNDAY NIGHT...Mostly cloudy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the upper 50s. Chance of precipitation 70 percent. .MONDAY...Partly cloudy. Highs in the lower 70s. .MONDAY NIGHT...Mostly clear. Lows in the mid 50s. .TUESDAY...Partly cloudy. Highs in the mid 70s. .TUESDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 50s. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. A chance of showers. Highs in the mid 70s. Chance of precipitation 40 percent. $$ ILZ105-190915- Southern Cook- Including the cities of Calumet City, Oak Forest, Lemont, Orland Park, and Park Forest 812 PM CDT Thu Jun 18 2026 .REST OF TONIGHT...Mostly clear. Lows in the mid 50s. West winds around 5 mph. .JUNETEENTH...Mostly sunny. Highs in the mid 70s. Northwest winds 5 to 10 mph. .FRIDAY NIGHT...Mostly cloudy. A slight chance of showers in the evening. A slight chance of thunderstorms. A chance of showers after midnight. Lows in the upper 50s. West winds 5 to 10 mph. Chance of precipitation 30 percent. .SATURDAY...Partly cloudy in the morning, then clearing. Highs in the upper 70s. West winds 5 to 10 mph, increasing to 10 to 15 mph in the afternoon. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 50s. .SUNDAY...Mostly cloudy. A chance of showers in the morning, then showers likely with a slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of precipitation 70 percent. .SUNDAY NIGHT...Mostly cloudy. Showers with a chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the upper 50s. Chance of precipitation 80 percent. .MONDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the lower 70s. .MONDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 50s. .TUESDAY...Partly cloudy. Highs in the mid 70s. .TUESDAY NIGHT...Partly cloudy. Lows in the upper 50s. .WEDNESDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the mid 70s. Chance of precipitation 40 percent. $$ ILZ006-190915- Lake IL- Including the cities of Waukegan, Buffalo Grove, Mundelein, and Gurnee 812 PM CDT Thu Jun 18 2026 .REST OF TONIGHT...Mostly clear. Lows in the mid 50s. West winds around 5 mph. .JUNETEENTH...Mostly sunny. Highs in the mid 70s. Northwest winds 5 to 10 mph. .FRIDAY NIGHT...Mostly cloudy in the evening, then clearing. A chance of showers in the evening. A slight chance of thunderstorms. A slight chance of showers after midnight. Lows in the upper 50s. West winds around 5 mph. Chance of precipitation 50 percent. .SATURDAY...Mostly sunny. Highs in the upper 70s. West winds 5 to 10 mph, increasing to northwest 10 to 15 mph in the afternoon. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 50s. .SUNDAY...Mostly cloudy. A chance of showers in the morning, then showers likely with a slight chance of thunderstorms in the afternoon. Highs in the lower 70s inland, but only in the upper 60s near the lake. Chance of precipitation 70 percent. .SUNDAY NIGHT...Mostly cloudy. Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the mid 50s. Chance of precipitation 70 percent. .MONDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the lower 70s. .MONDAY NIGHT...Mostly clear. Lows in the lower 50s. .TUESDAY...Partly cloudy. Highs in the mid 70s. .TUESDAY NIGHT...Partly cloudy. A chance of showers after midnight. Lows in the mid 50s. Chance of precipitation 40 percent. .WEDNESDAY...Mostly cloudy with a chance of showers. Highs in the mid 70s. Chance of precipitation 40 percent. $$ ILZ005-190915- McHenry- Including the cities of Crystal Lake, Algonquin, McHenry, and Woodstock 812 PM CDT Thu Jun 18 2026 .REST OF TONIGHT...Mostly clear. Lows in the lower 50s. West winds around 5 mph. .JUNETEENTH...Sunny in the morning, then becoming partly cloudy. Highs in the mid 70s. Northwest winds 5 to 10 mph. .FRIDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. A chance of showers in the evening. A slight chance of thunderstorms. A slight chance of showers after midnight. Lows in the mid 50s. West winds around 5 mph. Chance of precipitation 50 percent. .SATURDAY...Mostly sunny. Highs in the upper 70s. West winds 5 to 10 mph. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 50s. .SUNDAY...Mostly cloudy. A chance of showers in the morning, then showers likely with a slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of precipitation 70 percent. .SUNDAY NIGHT...Mostly cloudy. Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the mid 50s. Chance of precipitation 70 percent. .MONDAY...Partly cloudy. Highs in the lower 70s. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 50s. .TUESDAY...Partly cloudy. Highs in the mid 70s. .TUESDAY NIGHT...Partly cloudy. A chance of showers after midnight. Lows in the mid 50s. Chance of precipitation 40 percent. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. A chance of showers. Highs in the mid 70s. Chance of precipitation 50 percent. $$ ILZ012-190915- Kane- Including the cities of Aurora and Elgin 812 PM CDT Thu Jun 18 2026 .REST OF TONIGHT...Mostly clear. Lows in the mid 50s. West winds around 5 mph. .JUNETEENTH...Mostly sunny. Highs in the mid 70s. Northwest winds 5 to 10 mph. .FRIDAY NIGHT...Mostly cloudy. A chance of showers with a slight chance of thunderstorms. Lows in the upper 50s. West winds 5 to 10 mph. Chance of precipitation 40 percent. .SATURDAY...Partly cloudy in the morning, then becoming mostly sunny. Highs in the upper 70s. West winds 10 to 15 mph. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 50s. .SUNDAY...Mostly cloudy. A chance of showers in the morning, then showers likely with a slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of precipitation 70 percent. .SUNDAY NIGHT...Mostly cloudy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the mid 50s. Chance of precipitation 70 percent. .MONDAY...Partly cloudy. Highs in the mid 70s. .MONDAY NIGHT...Partly cloudy. Lows in the lower 50s. .TUESDAY...Partly cloudy. Highs in the mid 70s. .TUESDAY NIGHT...Partly cloudy. A chance of showers after midnight. Lows in the mid 50s. Chance of precipitation 30 percent. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. A chance of showers. A chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of precipitation 40 percent. $$ ILZ013-190915- DuPage- Including the cities of Naperville, Wheaton, Downers Grove, Lombard, and Carol Stream 812 PM CDT Thu Jun 18 2026 .REST OF TONIGHT...Mostly clear. Lows in the mid 50s. West winds around 5 mph. .JUNETEENTH...Mostly sunny. Highs in the mid 70s. Northwest winds 5 to 10 mph. .FRIDAY NIGHT...Mostly cloudy. A chance of showers with a slight chance of thunderstorms. Lows in the upper 50s. West winds 5 to 10 mph. Chance of precipitation 30 percent. .SATURDAY...Partly cloudy in the morning, then becoming mostly sunny. Highs in the upper 70s. West winds 5 to 10 mph, increasing to 10 to 15 mph in the afternoon. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 50s. .SUNDAY...Mostly cloudy. A chance of showers in the morning, then showers likely with a slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of precipitation 70 percent. .SUNDAY NIGHT...Mostly cloudy. Showers with a chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the upper 50s. Chance of precipitation 80 percent. .MONDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the lower 70s. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 50s. .TUESDAY...Partly cloudy. Highs in the mid 70s. .TUESDAY NIGHT...Partly cloudy. Lows in the upper 50s. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. A chance of showers. A chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of precipitation 40 percent. $$ ILZ020-190915- Kendall- Including the cities of Oswego, Yorkville, and Plano 812 PM CDT Thu Jun 18 2026 .REST OF TONIGHT...Mostly clear. Lows in the mid 50s. West winds around 5 mph. .JUNETEENTH...Mostly sunny. Highs in the mid 70s. Northwest winds 5 to 10 mph. .FRIDAY NIGHT...Mostly cloudy. A chance of showers with a slight chance of thunderstorms. Lows in the upper 50s. West winds around 5 mph. Chance of precipitation 30 percent. .SATURDAY...Partly cloudy in the morning, then clearing. Highs in the upper 70s. West winds 5 to 10 mph. .SATURDAY NIGHT...Partly cloudy in the evening, then mostly cloudy with a slight chance of showers after midnight. Lows in the upper 50s. Chance of precipitation 20 percent. .SUNDAY...Mostly cloudy. A chance of showers in the morning, then showers with a chance of thunderstorms in the afternoon. Locally heavy rainfall possible in the afternoon. Highs in the lower 70s. Chance of precipitation 80 percent. .SUNDAY NIGHT...Mostly cloudy. Showers with a chance of thunderstorms in the evening, then a chance of showers after midnight. Breezy with lows in the upper 50s. Chance of precipitation 80 percent. .MONDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the mid 70s. .MONDAY NIGHT...Partly cloudy. Lows in the lower 50s. .TUESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. .TUESDAY NIGHT...Partly cloudy. A chance of showers after midnight. Lows in the upper 50s. Chance of precipitation 30 percent. .WEDNESDAY...Mostly cloudy in the morning, then partly cloudy with a chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of precipitation 40 percent. $$ ILZ106-190915- Northern Will- Including the cities of Joliet, Bolingbrook, Plainfield, and Mokena 812 PM CDT Thu Jun 18 2026 .REST OF TONIGHT...Mostly clear. Lows in the mid 50s. West winds around 5 mph. .JUNETEENTH...Mostly sunny. Highs in the mid 70s. Northwest winds 5 to 10 mph. .FRIDAY NIGHT...Mostly cloudy. A slight chance of showers in the evening. A slight chance of thunderstorms. A chance of showers after midnight. Lows in the upper 50s. West winds 5 to 10 mph. Chance of precipitation 30 percent. .SATURDAY...Partly cloudy in the morning, then clearing. Highs in the upper 70s. West winds 5 to 10 mph, increasing to 10 to 15 mph in the afternoon. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 50s. .SUNDAY...Mostly cloudy. A chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of precipitation 70 percent. .SUNDAY NIGHT...Mostly cloudy. Showers with a chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the upper 50s. Chance of precipitation 80 percent. .MONDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the mid 70s. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 50s. .TUESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 70s. .TUESDAY NIGHT...Partly cloudy. Lows in the upper 50s. .WEDNESDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the mid 70s. Chance of precipitation 40 percent. $$ ILZ107-190915- Southern Will- Including the cities of Channahon, Manhattan, and Wilmington 812 PM CDT Thu Jun 18 2026 .REST OF TONIGHT...Mostly clear. Lows in the mid 50s. West winds around 5 mph. .JUNETEENTH...Mostly sunny. Highs in the upper 70s. Northwest winds 5 to 10 mph. .FRIDAY NIGHT...Mostly cloudy. A chance of showers with a slight chance of thunderstorms after midnight. Lows in the upper 50s. West winds 5 to 10 mph. Chance of precipitation 30 percent. .SATURDAY...Partly cloudy in the morning, then clearing. A slight chance of showers in the morning. Highs in the upper 70s. West winds 5 to 10 mph. Chance of precipitation 20 percent. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 50s. .SUNDAY...Mostly cloudy. A chance of showers in the morning, then showers with a chance of thunderstorms in the afternoon. Locally heavy rainfall possible in the afternoon. Highs in the mid 70s. Chance of precipitation 80 percent. .SUNDAY NIGHT...Mostly cloudy. Showers with a chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the upper 50s. Chance of precipitation 80 percent. .MONDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the mid 70s. .MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. .TUESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. .TUESDAY NIGHT...Partly cloudy. Lows in the upper 50s. .WEDNESDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of precipitation 40 percent. $$ ILZ108-190915- Eastern Will- Including the cities of Crete, Peotone, and Beecher 812 PM CDT Thu Jun 18 2026 .REST OF TONIGHT...Mostly clear. Lows in the mid 50s. West winds around 5 mph. .JUNETEENTH...Mostly sunny. Highs in the mid 70s. Northwest winds 5 to 10 mph. .FRIDAY NIGHT...Mostly cloudy. A chance of showers with a slight chance of thunderstorms after midnight. Lows in the upper 50s. West winds 5 to 10 mph. Chance of precipitation 30 percent. .SATURDAY...Partly cloudy in the morning, then clearing. Highs in the upper 70s. West winds 5 to 10 mph, increasing to 10 to 15 mph in the afternoon. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 50s. .SUNDAY...Mostly cloudy. A chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of precipitation 70 percent. .SUNDAY NIGHT...Mostly cloudy. Showers with a chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the upper 50s. Chance of precipitation 80 percent. .MONDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the lower 70s. .MONDAY NIGHT...Partly cloudy. Lows in the lower 50s. .TUESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 70s. .TUESDAY NIGHT...Partly cloudy. Lows in the mid 50s. .WEDNESDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the mid 70s. Chance of precipitation 40 percent. $$ INZ001-190915- Lake IN- Including the cities of Gary, Hammond, and Merrillville 812 PM CDT Thu Jun 18 2026 .REST OF TONIGHT...Mostly clear. Lows in the mid 50s. West winds around 5 mph. .JUNETEENTH...Mostly sunny. Highs in the mid 70s inland, but only in the lower 70s near the lake. Northwest winds 5 to 10 mph. .FRIDAY NIGHT...Mostly cloudy. A chance of showers with a slight chance of thunderstorms after midnight. Lows in the upper 50s. West winds 5 to 10 mph. Chance of precipitation 30 percent. .SATURDAY...Partly cloudy in the morning, then clearing. A slight chance of showers in the morning. Highs in the upper 70s. West winds 5 to 10 mph. Chance of precipitation 20 percent. .SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s. .SUNDAY...Mostly cloudy. A chance of showers in the morning, then showers likely with a slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of precipitation 70 percent. .SUNDAY NIGHT...Mostly cloudy. Showers with a chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the upper 50s. Chance of precipitation 90 percent. .MONDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the lower 70s. .MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. .TUESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 70s. .TUESDAY NIGHT...Partly cloudy. Lows in the mid 50s. .WEDNESDAY...Partly cloudy. A chance of showers in the afternoon. Highs in the mid 70s. Chance of precipitation 40 percent. $$ INZ002-190915- Porter- Including the cities of Portage, Valparaiso, and Chesterton 812 PM CDT Thu Jun 18 2026 .REST OF TONIGHT...Mostly clear. Lows in the upper 50s. West winds around 5 mph. .JUNETEENTH...Mostly sunny. Highs in the mid 70s inland, but only around 70 near the lake. Northwest winds 5 to 10 mph. .FRIDAY NIGHT...Mostly cloudy. A chance of showers with a slight chance of thunderstorms after midnight. Lows in the upper 50s. West winds 5 to 10 mph. Chance of precipitation 30 percent. .SATURDAY...Partly cloudy in the morning, then becoming mostly sunny. Highs in the upper 70s inland, but only in the lower 70s near the lake. West winds 5 to 10 mph. .SATURDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 50s. .SUNDAY...Mostly cloudy. A chance of showers in the morning, then showers likely with a slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of precipitation 70 percent. .SUNDAY NIGHT...Showers with a chance of thunderstorms in the evening, then showers likely with a slight chance of thunderstorms after midnight. Lows in the upper 50s. Chance of precipitation 90 percent. .MONDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the lower 70s. .MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. .TUESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 70s. .TUESDAY NIGHT...Partly cloudy. Lows in the mid 50s. .WEDNESDAY...Partly cloudy. A chance of showers in the afternoon. Highs in the mid 70s. Chance of precipitation 40 percent. $$ ILZ003-190915- Winnebago- Including the city of Rockford 812 PM CDT Thu Jun 18 2026 .REST OF TONIGHT...Mostly clear. A slight chance of showers early in the evening. Lows in the lower 50s. West winds 5 to 10 mph. Chance of precipitation 20 percent. .JUNETEENTH...Sunny in the morning, then becoming partly cloudy. Highs in the mid 70s. Northwest winds 5 to 10 mph. .FRIDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. A chance of showers with a slight chance of thunderstorms in the evening. Lows in the mid 50s. West winds 5 to 10 mph. Chance of precipitation 50 percent. .SATURDAY...Partly cloudy in the morning, then becoming mostly sunny. Highs in the upper 70s. West winds 5 to 10 mph. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 50s. .SUNDAY...Cloudy. A chance of showers in the morning, then showers likely with a slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of precipitation 70 percent. .SUNDAY NIGHT...A slight chance of thunderstorms in the evening. Mostly cloudy with a chance of showers. Lows in the mid 50s. Chance of precipitation 50 percent. .MONDAY...Partly cloudy. Highs in the mid 70s. .MONDAY NIGHT...Partly cloudy. Lows in the lower 50s. .TUESDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs in the mid 70s. .TUESDAY NIGHT...Partly cloudy. A chance of showers after midnight. Lows in the mid 50s. Chance of precipitation 40 percent. .WEDNESDAY...Partly cloudy with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of precipitation 50 percent. $$ ILZ004-190915- Boone- Including the city of Belvidere 812 PM CDT Thu Jun 18 2026 .REST OF TONIGHT...Mostly clear. A slight chance of showers early in the evening. Lows in the lower 50s. West winds around 5 mph. Chance of precipitation 20 percent. .JUNETEENTH...Sunny in the morning, then becoming partly cloudy. Highs in the mid 70s. Northwest winds 5 to 10 mph. .FRIDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. A chance of showers with a slight chance of thunderstorms in the evening. Lows in the mid 50s. West winds around 5 mph. Chance of precipitation 50 percent. .SATURDAY...Partly cloudy in the morning, then becoming mostly sunny. Highs in the upper 70s. West winds 5 to 10 mph. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 50s. .SUNDAY...Mostly cloudy. A chance of showers in the morning, then showers likely with a slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of precipitation 70 percent. .SUNDAY NIGHT...Mostly cloudy. Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the mid 50s. Chance of precipitation 60 percent. .MONDAY...Partly cloudy. Highs in the mid 70s. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 50s. .TUESDAY...Partly cloudy. Highs in the mid 70s. .TUESDAY NIGHT...Partly cloudy. A chance of showers after midnight. Lows in the mid 50s. Chance of precipitation 40 percent. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. A chance of showers. A chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of precipitation 50 percent. $$ ILZ008-190915- Ogle- Including the cities of Rochelle, Oregon, and Byron 812 PM CDT Thu Jun 18 2026 .REST OF TONIGHT...Mostly clear. A slight chance of showers early in the evening. Lows in the lower 50s. West winds 5 to 10 mph. Chance of precipitation 20 percent. .JUNETEENTH...Sunny in the morning, then becoming partly cloudy. Highs in the mid 70s. Northwest winds 5 to 10 mph. .FRIDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. A chance of showers in the evening. A slight chance of thunderstorms. A slight chance of showers after midnight. Lows in the upper 50s. West winds 5 to 10 mph. Chance of precipitation 40 percent. .SATURDAY...Mostly sunny. Highs in the upper 70s. West winds 5 to 10 mph. .SATURDAY NIGHT...Partly cloudy in the evening, then mostly cloudy with a slight chance of showers after midnight. Lows in the upper 50s. Chance of precipitation 20 percent. .SUNDAY...Mostly cloudy. A chance of showers in the morning, then showers with a chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of precipitation 80 percent. .SUNDAY NIGHT...Mostly cloudy. Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the mid 50s. Chance of precipitation 60 percent. .MONDAY...Partly cloudy. Highs in the mid 70s. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 50s. .TUESDAY...Partly cloudy. Highs in the upper 70s. .TUESDAY NIGHT...Partly cloudy. A chance of showers after midnight. Lows in the mid 50s. Chance of precipitation 30 percent. .WEDNESDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of precipitation 40 percent. $$ ILZ011-190915- De Kalb- Including the cities of DeKalb and Sycamore 812 PM CDT Thu Jun 18 2026 .REST OF TONIGHT...Mostly clear. Lows in the lower 50s. West winds around 5 mph. .JUNETEENTH...Sunny in the morning, then becoming partly cloudy. Highs in the mid 70s. Northwest winds 5 to 10 mph. .FRIDAY NIGHT...Mostly cloudy. A chance of showers with a slight chance of thunderstorms. Lows in the upper 50s. West winds 5 to 10 mph. Chance of precipitation 40 percent. .SATURDAY...Mostly sunny. Highs in the upper 70s. West winds 5 to 10 mph, increasing to 10 to 15 mph in the afternoon. .SATURDAY NIGHT...Partly cloudy in the evening, then mostly cloudy with a slight chance of showers after midnight. Lows in the upper 50s. Chance of precipitation 20 percent. .SUNDAY...Mostly cloudy. A chance of showers in the morning, then showers with a chance of thunderstorms in the afternoon. Highs in the lower 70s. Chance of precipitation 80 percent. .SUNDAY NIGHT...Mostly cloudy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the mid 50s. Chance of precipitation 70 percent. .MONDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the mid 70s. .MONDAY NIGHT...Partly cloudy. Lows in the lower 50s. .TUESDAY...Partly cloudy. Highs in the mid 70s. .TUESDAY NIGHT...Partly cloudy. A chance of showers after midnight. Lows in the mid 50s. Chance of precipitation 30 percent. .WEDNESDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of precipitation 40 percent. $$ ILZ010-190915- Lee- Including the city of Dixon 812 PM CDT Thu Jun 18 2026 .REST OF TONIGHT...Mostly clear. A slight chance of showers early in the evening. Lows in the mid 50s. West winds around 5 mph. Chance of precipitation 20 percent. .JUNETEENTH...Sunny in the morning, then becoming partly cloudy. Highs in the mid 70s. Northwest winds 5 to 10 mph. .FRIDAY NIGHT...Mostly cloudy. A chance of showers with a slight chance of thunderstorms. Lows in the upper 50s. West winds 5 to 10 mph. Chance of precipitation 30 percent. .SATURDAY...Mostly sunny. Highs in the upper 70s. West winds 5 to 10 mph. .SATURDAY NIGHT...Partly cloudy in the evening, then mostly cloudy with a slight chance of showers after midnight. Lows in the upper 50s. Chance of precipitation 20 percent. .SUNDAY...Showers likely in the morning, then showers with a chance of thunderstorms in the afternoon. Locally heavy rainfall possible in the afternoon. Highs in the lower 70s. Chance of precipitation 80 percent. .SUNDAY NIGHT...Mostly cloudy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the mid 50s. Chance of precipitation 70 percent. .MONDAY...Partly cloudy. Highs in the mid 70s. .MONDAY NIGHT...Mostly clear. Lows in the lower 50s. .TUESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. .TUESDAY NIGHT...Partly cloudy. Lows in the upper 50s. .WEDNESDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of precipitation 40 percent. $$ ILZ019-190915- La Salle- Including the cities of Ottawa, Streator, La Salle, Mendota, and Marseilles 812 PM CDT Thu Jun 18 2026 .REST OF TONIGHT...Mostly clear. Lows in the mid 50s. West winds around 5 mph. .JUNETEENTH...Mostly sunny. Highs in the upper 70s. Northwest winds 5 to 10 mph. .FRIDAY NIGHT...Mostly cloudy. A slight chance of showers in the evening. A slight chance of thunderstorms. A chance of showers after midnight. Lows around 60. West winds 5 to 10 mph. Chance of precipitation 30 percent. .SATURDAY...Partly cloudy in the morning, then clearing. A slight chance of showers in the morning. Highs in the upper 70s. West winds 5 to 10 mph. Chance of precipitation 20 percent. .SATURDAY NIGHT...Partly cloudy in the evening, then mostly cloudy with a slight chance of showers after midnight. Lows around 60. Chance of precipitation 20 percent. .SUNDAY...Showers likely in the morning, then showers with a chance of thunderstorms in the afternoon. Locally heavy rainfall possible in the afternoon. Highs in the lower 70s. Chance of precipitation 80 percent. .SUNDAY NIGHT...Mostly cloudy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. Breezy with lows in the upper 50s. Chance of precipitation 70 percent. .MONDAY...Partly cloudy. Highs in the mid 70s. .MONDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the mid 50s. .TUESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. .TUESDAY NIGHT...Partly cloudy. Lows in the upper 50s. .WEDNESDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of precipitation 40 percent. $$ ILZ021-190915- Grundy- Including the cities of Morris, Coal City, and Minooka 812 PM CDT Thu Jun 18 2026 .REST OF TONIGHT...Mostly clear. Lows in the mid 50s. West winds around 5 mph. .JUNETEENTH...Mostly sunny. Highs in the upper 70s. Northwest winds 5 to 10 mph. .FRIDAY NIGHT...Mostly cloudy. A chance of showers with a slight chance of thunderstorms after midnight. Lows around 60. West winds around 5 mph. Chance of precipitation 30 percent. .SATURDAY...Partly cloudy in the morning, then clearing. A slight chance of showers in the morning. Highs around 80. West winds 5 to 10 mph. Chance of precipitation 20 percent. .SATURDAY NIGHT...Partly cloudy in the evening, then mostly cloudy with a slight chance of showers after midnight. Lows around 60. Chance of precipitation 20 percent. .SUNDAY...Showers likely in the morning, then showers with a chance of thunderstorms in the afternoon. Locally heavy rainfall possible in the afternoon. Highs in the mid 70s. Chance of precipitation 80 percent. .SUNDAY NIGHT...Mostly cloudy. Showers with a chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the upper 50s. Chance of precipitation 80 percent. .MONDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the mid 70s. .MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. .TUESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. .TUESDAY NIGHT...Partly cloudy. Lows in the upper 50s. .WEDNESDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of precipitation 40 percent. $$ ILZ032-190915- Livingston- Including the cities of Pontiac, Dwight, and Fairbury 812 PM CDT Thu Jun 18 2026 .REST OF TONIGHT...Clear. Lows in the mid 50s. West winds around 5 mph. .JUNETEENTH...Mostly sunny. Highs in the upper 70s. Northwest winds 5 to 10 mph. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers with a slight chance of thunderstorms after midnight. Lows around 60. West winds around 5 mph. Chance of precipitation 30 percent. .SATURDAY...Partly cloudy in the morning, then clearing. A slight chance of showers. Highs around 80. West winds 5 to 10 mph. Chance of precipitation 20 percent. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows around 60. .SUNDAY...Showers likely in the morning, then showers with a chance of thunderstorms in the afternoon. Locally heavy rainfall possible in the afternoon. Highs in the mid 70s. Chance of precipitation 80 percent. .SUNDAY NIGHT...Mostly cloudy. Showers with a chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the upper 50s. Chance of precipitation 80 percent. .MONDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the mid 70s. .MONDAY NIGHT...Partly cloudy in the evening, then clearing. Lows in the lower 50s. .TUESDAY...Partly cloudy. Highs in the upper 70s. .TUESDAY NIGHT...Partly cloudy. Lows in the upper 50s. .WEDNESDAY...Partly cloudy. A chance of showers in the afternoon. Highs in the upper 70s. Chance of precipitation 30 percent. $$ ILZ023-190915- Kankakee- Including the cities of Kankakee, Bourbonnais, and Bradley 812 PM CDT Thu Jun 18 2026 .REST OF TONIGHT...Mostly clear. Lows in the mid 50s. West winds around 5 mph. .JUNETEENTH...Mostly sunny. Highs in the upper 70s. Northwest winds 5 to 10 mph. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers with a slight chance of thunderstorms after midnight. Lows in the upper 50s. West winds around 5 mph. Chance of precipitation 30 percent. .SATURDAY...Partly cloudy in the morning, then clearing. A slight chance of showers. Highs in the upper 70s. West winds 5 to 10 mph. Chance of precipitation 20 percent. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 50s. .SUNDAY...Mostly cloudy. A chance of showers in the morning, then showers with a chance of thunderstorms in the afternoon. Locally heavy rainfall possible in the afternoon. Highs in the mid 70s. Chance of precipitation 80 percent. .SUNDAY NIGHT...Mostly cloudy. Showers with a chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the upper 50s. Chance of precipitation 80 percent. .MONDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the mid 70s. .MONDAY NIGHT...Partly cloudy. Lows in the lower 50s. .TUESDAY...Partly cloudy. Highs in the mid 70s. .TUESDAY NIGHT...Partly cloudy. Lows in the mid 50s. .WEDNESDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Chance of precipitation 40 percent. $$ ILZ039-190915- Ford- Including the cities of Paxton and Gibson City 812 PM CDT Thu Jun 18 2026 .REST OF TONIGHT...Mostly clear. Lows in the mid 50s. West winds around 5 mph. .JUNETEENTH...Sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. Northwest winds 5 to 10 mph. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the upper 50s. West winds around 5 mph. Chance of precipitation 20 percent. .SATURDAY...Partly cloudy. A slight chance of showers. Highs around 80. West winds 5 to 10 mph. Chance of precipitation 20 percent. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows around 60. .SUNDAY...Mostly cloudy. A chance of showers in the morning, then showers with a chance of thunderstorms in the afternoon. Locally heavy rainfall possible in the afternoon. Highs in the mid 70s. Chance of precipitation 80 percent. .SUNDAY NIGHT...Mostly cloudy. Showers with a chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the upper 50s. Chance of precipitation 90 percent. .MONDAY...Mostly cloudy. Highs in the mid 70s. .MONDAY NIGHT...Partly cloudy. Lows in the lower 50s. .TUESDAY...Partly cloudy. Highs in the mid 70s. .TUESDAY NIGHT...Partly cloudy. Lows in the upper 50s. .WEDNESDAY...Partly cloudy. A chance of showers in the afternoon. Highs in the upper 70s. Chance of precipitation 30 percent. $$ ILZ033-190915- Iroquois- Including the cities of Watseka and Gilman 812 PM CDT Thu Jun 18 2026 .REST OF TONIGHT...Mostly clear. Lows in the mid 50s. West winds around 5 mph. .JUNETEENTH...Mostly sunny. Highs in the upper 70s. Northwest winds 5 to 10 mph. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers with a slight chance of thunderstorms after midnight. Lows in the upper 50s. West winds around 5 mph. Chance of precipitation 30 percent. .SATURDAY...Partly cloudy in the morning, then clearing. A slight chance of showers. Highs around 80. West winds 5 to 10 mph. Chance of precipitation 20 percent. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 50s. .SUNDAY...Mostly cloudy. A chance of showers in the morning, then showers with a chance of thunderstorms in the afternoon. Locally heavy rainfall possible in the afternoon. Highs in the mid 70s. Chance of precipitation 80 percent. .SUNDAY NIGHT...Mostly cloudy. Showers with a chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the upper 50s. Chance of precipitation 90 percent. .MONDAY...Mostly cloudy. Highs in the mid 70s. .MONDAY NIGHT...Partly cloudy. Lows in the lower 50s. .TUESDAY...Partly cloudy. Highs in the mid 70s. .TUESDAY NIGHT...Partly cloudy. Lows in the mid 50s. .WEDNESDAY...Partly cloudy. A chance of showers in the afternoon. Highs in the upper 70s. Chance of precipitation 30 percent. $$ INZ010-190915- Newton- Including the cities of Roselawn, Kentland, and Morocco 812 PM CDT Thu Jun 18 2026 .REST OF TONIGHT...Mostly clear. Lows in the mid 50s. West winds around 5 mph. .JUNETEENTH...Mostly sunny. Highs in the mid 70s. Northwest winds 5 to 10 mph. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers with a slight chance of thunderstorms after midnight. Lows in the upper 50s. West winds around 5 mph. Chance of precipitation 30 percent. .SATURDAY...Partly cloudy in the morning, then clearing. A slight chance of showers. Highs in the upper 70s. West winds 5 to 10 mph. Chance of precipitation 20 percent. .SATURDAY NIGHT...Partly cloudy. Lows in the upper 50s. .SUNDAY...Mostly cloudy. A chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of precipitation 70 percent. .SUNDAY NIGHT...Mostly cloudy. Showers with a chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the upper 50s. Chance of precipitation 90 percent. .MONDAY...Mostly cloudy. Highs in the lower 70s. .MONDAY NIGHT...Partly cloudy. Lows in the lower 50s. .TUESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 70s. .TUESDAY NIGHT...Partly cloudy. Lows in the mid 50s. .WEDNESDAY...Partly cloudy. A chance of showers in the afternoon. Highs in the mid 70s. Chance of precipitation 40 percent. $$ INZ011-190915- Jasper- Including the cities of Rensselaer and DeMotte 812 PM CDT Thu Jun 18 2026 .REST OF TONIGHT...Mostly clear. Lows in the mid 50s. West winds around 5 mph. .JUNETEENTH...Sunny in the morning, then becoming partly cloudy. Highs in the mid 70s. Northwest winds 5 to 10 mph. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers with a slight chance of thunderstorms after midnight. Lows in the upper 50s. West winds around 5 mph. Chance of precipitation 30 percent. .SATURDAY...Partly cloudy in the morning, then clearing. A slight chance of showers. Highs in the upper 70s. West winds 5 to 10 mph. Chance of precipitation 20 percent. .SATURDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 50s. .SUNDAY...Mostly cloudy. A chance of showers in the morning, then showers likely with a slight chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of precipitation 70 percent. .SUNDAY NIGHT...Showers with a chance of thunderstorms in the evening, then showers likely with a slight chance of thunderstorms after midnight. Lows in the upper 50s. Chance of precipitation 90 percent. .MONDAY...Mostly cloudy. Highs in the lower 70s. .MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. .TUESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 70s. .TUESDAY NIGHT...Partly cloudy. Lows in the mid 50s. .WEDNESDAY...Partly cloudy. A chance of showers in the afternoon. Highs in the mid 70s. Chance of precipitation 40 percent. $$ INZ019-190915- Benton- Including the cities of Fowler and Oxford 912 PM EDT Thu Jun 18 2026 .REST OF TONIGHT...Mostly clear. Lows in the mid 50s. West winds around 5 mph. .JUNETEENTH...Sunny in the morning, then becoming partly cloudy. Highs in the mid 70s. Northwest winds 5 to 10 mph. .FRIDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the upper 50s. West winds around 5 mph. Chance of precipitation 20 percent. .SATURDAY...Partly cloudy. A slight chance of showers. Highs in the upper 70s. West winds 5 to 10 mph. Chance of precipitation 20 percent. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 50s. .SUNDAY...Mostly cloudy. A chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of precipitation 70 percent. .SUNDAY NIGHT...Mostly cloudy. Showers with a chance of thunderstorms in the evening, then showers likely with a slight chance of thunderstorms after midnight. Lows around 60. Chance of precipitation 90 percent. .MONDAY...Mostly cloudy. Highs in the lower 70s. .MONDAY NIGHT...Partly cloudy. Lows in the mid 50s. .TUESDAY...Partly cloudy. Highs in the mid 70s. .TUESDAY NIGHT...Partly cloudy. Lows in the mid 50s. .WEDNESDAY...Partly cloudy. A chance of showers in the afternoon. Highs in the mid 70s. Chance of precipitation 30 percent. $$