FPUS53 KLOT 231821 ZFPLOT Zone Forecast Product National Weather Service Chicago/Romeoville, IL 120 PM CDT Sun Aug 23 2026 ILZ104-240200- Central Cook- Including the cities of Chicago, Cicero, Oak Lawn, Oak Park, and La Grange 120 PM CDT Sun Aug 23 2026 .THIS AFTERNOON...Partly cloudy. Near steady temperature in the mid 70s. North winds around 10 mph. .TONIGHT...Mostly clear. Lows in the upper 50s. Northwest winds 5 to 10 mph in the evening, becoming light and variable. .MONDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. Northwest winds around 5 mph. .MONDAY NIGHT...Partly cloudy in the evening, then becoming clear. Lows around 60. East winds around 5 mph in the evening, becoming light and variable. .TUESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 80s. South winds around 5 mph. .TUESDAY NIGHT...Partly cloudy. Lows in the mid 60s. .WEDNESDAY...Mostly cloudy with a slight chance of showers and thunderstorms in the morning, then partly cloudy with a chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the upper 60s. Chance of precipitation 20 percent. .THURSDAY...Sunny in the morning, then becoming partly cloudy. Highs in the lower 80s. .THURSDAY NIGHT...Mostly clear. Lows in the mid 60s. .FRIDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs around 80. .FRIDAY NIGHT...Partly cloudy. Lows in the mid 60s. .SATURDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs around 80. $$ ILZ103-240200- Northern Cook- Including the cities of Evanston, Des Plaines, Schaumburg, Palatine, and Northbrook 120 PM CDT Sun Aug 23 2026 .THIS AFTERNOON...Partly cloudy. Near steady temperature in the mid 70s. Northwest winds around 10 mph. .TONIGHT...Mostly clear. Lows in the mid 50s. Northwest winds around 5 mph in the evening, becoming light and variable. .MONDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 70s. Northwest winds around 5 mph. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 50s. East winds around 5 mph in the evening, becoming light and variable. .TUESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 80s. South winds around 5 mph. .TUESDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 60s. .WEDNESDAY...Mostly cloudy with a slight chance of showers and thunderstorms in the morning, then partly cloudy with a chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows in the mid 60s. Chance of precipitation 20 percent. .THURSDAY...Sunny in the morning, then becoming partly cloudy. Highs in the lower 80s. .THURSDAY NIGHT...Mostly clear. Lows in the lower 60s. .FRIDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs around 80. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 60s. .SATURDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs around 80. $$ ILZ105-240200- Southern Cook- Including the cities of Calumet City, Oak Forest, Lemont, Orland Park, and Park Forest 120 PM CDT Sun Aug 23 2026 .THIS AFTERNOON...Partly cloudy. Near steady temperature in the mid 70s. Northwest winds around 10 mph. .TONIGHT...Mostly clear. Lows in the mid 50s. Northwest winds around 5 mph in the evening, becoming light and variable. .MONDAY...Mostly sunny in the morning, then becoming partly cloudy. Highsin the upper 70s. Northwest winds around 5 mph. .MONDAY NIGHT...Mostly clear. Lows in the upper 50s. East winds around 5 mph in the evening, becoming light and variable. .TUESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs around 80. South winds around 5 mph. .TUESDAY NIGHT...Partly cloudy. Lows in the lower 60s. .WEDNESDAY...Mostly cloudy with a slight chance of showers and thunderstorms in the morning, then partly cloudy with a chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the mid 60s. Chance of precipitation 20 percent. .THURSDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 80s. .THURSDAY NIGHT...Mostly clear. Lows in the lower 60s. .FRIDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 80s. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 60s. .SATURDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs around 80. $$ ILZ006-240200- Lake IL- Including the cities of Waukegan, Buffalo Grove, Mundelein, and Gurnee 120 PM CDT Sun Aug 23 2026 .THIS AFTERNOON...Partly cloudy. Near steady temperature in the mid 70s. Northwest winds around 10 mph. .TONIGHT...Mostly clear. Lows in the lower 50s. Northwest winds around 5 mph in the evening, becoming light and variable. .MONDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 70s. Northwest winds around 5 mph. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 50s. East winds around 5 mph in the evening, becoming light and variable. .TUESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs around 80. South winds 5 to 10 mph. .TUESDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the lower 60s. Chance of precipitation 20 percent. .WEDNESDAY...Partly cloudy. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows in the lower 60s. Chance of precipitation 20 percent. .THURSDAY...Mostly sunny. Highs around 80. .THURSDAY NIGHT...Mostly clear. Lows in the lower 60s. .FRIDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 60s. .SATURDAY...Partly cloudy. Highs in the upper 70s. $$ ILZ005-240200- McHenry- Including the cities of Crystal Lake, Algonquin, McHenry, and Woodstock 120 PM CDT Sun Aug 23 2026 .THIS AFTERNOON...Partly cloudy. Near steady temperature in the lower 70s. Northwest winds around 10 mph. .TONIGHT...Mostly clear. Lows in the lower 50s. Northwest winds around 5 mph in the evening, becoming light and variable. .MONDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 70s. Northwest winds around 5 mph. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 50s. Light and variable winds. .TUESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs around 80. Southwest winds 5 to 10 mph. .TUESDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the lower 60s. Chance of precipitation 20 percent. .WEDNESDAY...Partly cloudy. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Mostly clear. A slight chance of showers in the evening. Lows in the lower 60s. Chance of precipitation 20 percent. .THURSDAY...Mostly sunny. Highs around 80. .THURSDAY NIGHT...Mostly clear. Lows in the upper 50s. .FRIDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs around 80. .FRIDAY NIGHT...Partly cloudy. Lows around 60. .SATURDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs in the upper 70s. $$ ILZ012-240200- Kane- Including the cities of Aurora and Elgin 120 PM CDT Sun Aug 23 2026 .THIS AFTERNOON...Mostly sunny. Near steady temperature in the mid 70s. Northwest winds around 10 mph. .TONIGHT...Mostly clear. Lows in the lower 50s. Northwest winds around 5 mph in the evening, becoming light and variable. .MONDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. Northwest winds around 5 mph. .MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Northeast winds around 5 mph in the evening, becoming light and variable. .TUESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs around 80. South winds around 5 mph. .TUESDAY NIGHT...Partly cloudy in the evening, then mostly cloudy with a slight chance of showers and thunderstorms after midnight. Lows in the lower 60s. Chance of precipitation 20 percent. .WEDNESDAY...Partly cloudy. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows in the lower 60s. Chance of precipitation 20 percent. .THURSDAY...Mostly sunny. Highs around 80. .THURSDAY NIGHT...Mostly clear. Lows around 60. .FRIDAY...Mostly sunny. Highs around 80. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 60s. .SATURDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs in the upper 70s. $$ ILZ013-240200- DuPage- Including the cities of Naperville, Wheaton, Downers Grove, Lombard, and Carol Stream 120 PM CDT Sun Aug 23 2026 .THIS AFTERNOON...Partly cloudy. Near steady temperature in the mid 70s. Northwest winds around 10 mph. .TONIGHT...Mostly clear. Lows in the mid 50s. Northwest winds 5 to 10 mph in the evening, becoming light and variable. .MONDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. Northwest winds around 5 mph. .MONDAY NIGHT...Partly cloudy in the evening, then becoming clear. Lows in the upper 50s. East winds around 5 mph in the evening, becoming light and variable. .TUESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 80s. South winds around 5 mph. .TUESDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 60s. .WEDNESDAY...Mostly cloudy with a slight chance of showers and thunderstorms in the morning, then partly cloudy with a chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows in the mid 60s. Chance of precipitation 20 percent. .THURSDAY...Sunny in the morning, then becoming partly cloudy. Highs in the lower 80s. .THURSDAY NIGHT...Mostly clear. Lows in the lower 60s. .FRIDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 80s. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 60s. .SATURDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs around 80. $$ ILZ020-240200- Kendall- Including the cities of Oswego, Yorkville, and Plano 120 PM CDT Sun Aug 23 2026 .THIS AFTERNOON...Mostly sunny. Near steady temperature in the mid 70s. Northwest winds around 10 mph..TONIGHT...Clear. Lows in the lower 50s. Northwest winds around 5 mph in the evening, becoming light and variable. .MONDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. Northwest winds around 5 mph. .MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Northeast winds around 5 mph in the evening, becoming light and variable. .TUESDAY...Partly cloudy. Highs in the lower 80s. South winds around 5 mph. .TUESDAY NIGHT...Partly cloudy. Lows in the lower 60s. .WEDNESDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows in the lower 60s. Chance of precipitation 20 percent. .THURSDAY...Mostly sunny. Highs in the lower 80s. .THURSDAY NIGHT...Clear. Lows in the lower 60s. .FRIDAY...Mostly sunny. Highs in the lower 80s. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 60s. .SATURDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs in the lower 80s. $$ ILZ106-240200- Northern Will- Including the cities of Joliet, Bolingbrook, Plainfield, and Mokena 120 PM CDT Sun Aug 23 2026 .THIS AFTERNOON...Partly cloudy. Near steady temperature in the mid 70s. Northwest winds around 10 mph. .TONIGHT...Mostly clear. Lows in the lower 50s. Northwest winds around 5 mph in the evening, becoming light and variable. .MONDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. Northwest winds around 5 mph. .MONDAY NIGHT...Mostly clear. Lows in the mid 50s. East winds around 5 mph in the evening, becoming light and variable. .TUESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs around 80. South winds around 5 mph. .TUESDAY NIGHT...Partly cloudy. Lows in the lower 60s. .WEDNESDAY...Partly cloudy. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the lower 60s. Chance of precipitation 20 percent. .THURSDAY...Mostly sunny. Highs in the lower 80s. .THURSDAY NIGHT...Mostly clear. Lows in the lower 60s. .FRIDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 80s. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 60s. .SATURDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs around 80. $$ ILZ107-240200- Southern Will- Including the cities of Channahon, Manhattan, and Wilmington 120 PM CDT Sun Aug 23 2026 .THIS AFTERNOON...Mostly sunny. Near steady temperature in the mid 70s. Northwest winds around 10 mph. .TONIGHT...Mostly clear. Lows in the lower 50s. Northwest winds around 5 mph in the evening, becoming light and variable. .MONDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. Northwest winds around 5 mph. .MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Northeast winds around 5 mph in the evening, becoming light and variable. .TUESDAY...Partly cloudy. Highs in the lower 80s. South winds around 5 mph. .TUESDAY NIGHT...Partly cloudy. Lows in the lower 60s. .WEDNESDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers and thunderstorms in the evening, then clear after midnight. Lows in the lower 60s. Chance of precipitation 20 percent. .THURSDAY...Mostly sunny. Highs in the lower 80s. .THURSDAY NIGHT...Clear. Lows in the lower 60s. .FRIDAY...Mostly sunny. Highs in the lower 80s. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 60s. .SATURDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs in the lower 80s. $$ ILZ108-240200- Eastern Will- Including the cities of Crete, Peotone, and Beecher 120 PM CDT Sun Aug 23 2026 .THIS AFTERNOON...Partly cloudy. Near steady temperature in the mid 70s. Northwest winds around 10 mph. .TONIGHT...Mostly clear. Lows in the lower 50s. Northwest winds around 5 mph in the evening, becoming light and variable. .MONDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. Northwest winds around 5 mph. .MONDAY NIGHT...Mostly clear. Lows in the mid 50s. East winds around 5 mph in the evening, becoming light and variable. .TUESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs around 80. South winds around 5 mph. .TUESDAY NIGHT...Partly cloudy. Lows in the lower 60s. .WEDNESDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the lower 60s. Chance of precipitation 20 percent. .THURSDAY...Mostly sunny. Highs around 80. .THURSDAY NIGHT...Mostly clear. Lows in the lower 60s. .FRIDAY...Mostly sunny. Highs around 80. .FRIDAY NIGHT...Partly cloudy. Lows around 60. .SATURDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs in the upper 70s. $$ INZ001-240200- Lake IN- Including the cities of Gary, Hammond, and Merrillville 120 PM CDT Sun Aug 23 2026 .THIS AFTERNOON...Partly cloudy. Near steady temperature in the lower 70s. North winds 10 to 15 mph. .TONIGHT...Mostly clear. Lows in the lower 50s. Northwest winds around 5 mph in the evening, becoming light and variable. .MONDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 70s. Northwest winds around 5 mph. .MONDAY NIGHT...Partly cloudy in the evening, then becoming clear. Lows in the mid 50s. East winds around 5 mph in the evening, becoming light and variable. .TUESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. South winds around 5 mph. .TUESDAY NIGHT...Partly cloudy. Lows in the lower 60s. .WEDNESDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms in the evening. Lows in the mid 60s. Chance of precipitation 30 percent. .THURSDAY...Mostly sunny. Highs around 80. .THURSDAY NIGHT...Mostly clear. Lows in the lower 60s. .FRIDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. .FRIDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 50s. .SATURDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs in the upper 70s. $$ INZ002-240200- Porter- Including the cities of Portage, Valparaiso, and Chesterton 120 PM CDT Sun Aug 23 2026 .THIS AFTERNOON...Mostly sunny. Near steady temperature in the lower 70s. North winds 10 to 15 mph. .TONIGHT...Mostly clear. Lows in the lower 50s. Northwest winds around 5 mph in the evening, becoming light and variable. .MONDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 70s. Northwest winds around 5 mph. .MONDAY NIGHT...Partly cloudy in the evening, then becoming clear. Lows in the mid 50s. Northeast winds around 5 mph in the evening, becoming light and variable. .TUESDAY...Mostly sunny. Highs in the upper 70s. South winds around 5 mph. .TUESDAY NIGHT...Partly cloudy. Lows around 60. .WEDNESDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of precipitation 50 percent. .WEDNESDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms in the evening. Lows in the mid 60s. Chance of precipitation 30 percent. .THURSDAY...Mostly sunny. Highs in the upper 70s. .THURSDAY NIGHT...Mostly clear. Lows in the lower 60s. .FRIDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. .FRIDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 50s. .SATURDAY...Partly cloudy. Highs in the upper 70s. $$ ILZ003-240200- Winnebago- Including the city of Rockford 120 PM CDT Sun Aug 23 2026 .THIS AFTERNOON...Mostly sunny. Near steady temperature in the mid 70s. Northwest winds around 10 mph. .TONIGHT...Mostly clear. Lows around 50. Northwest winds around 5 mph in the evening, becoming light and variable. .MONDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. Northwest winds around 5 mph. .MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Light and variable winds. .TUESDAY...Partly cloudy. Highs in the lower 80s. South winds 5 to 10 mph. .TUESDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms after midnight. Lows in the lower 60s. Chance of precipitation 40 percent. .WEDNESDAY...Partly cloudy in the morning, then clearing. A slight chance of showers and thunderstorms. Highs in the lower 80s. Chance of precipitation 20 percent. .WEDNESDAY NIGHT...Mostly clear. Lows in the lower 60s. .THURSDAY...Sunny in the morning, then becoming partly cloudy. Highs in the lower 80s. .THURSDAY NIGHT...Mostly clear. Lows in the upper 50s. .FRIDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 80s. .FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s. .SATURDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs around 80. $$ ILZ004-240200- Boone- Including the city of Belvidere 120 PM CDT Sun Aug 23 2026 .THIS AFTERNOON...Mostly sunny. Near steady temperature in the mid 70s. Northwest winds around 10 mph. .TONIGHT...Mostly clear. Lows around 50. Northwest winds around 5 mph in the evening, becoming light and variable. .MONDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. Northwest winds around 5 mph. .MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Light and variable winds. .TUESDAY...Partly cloudy. Highs around 80. South winds around 5 mph. .TUESDAY NIGHT...Partly cloudy in the evening, then mostly cloudy with a chance of showers and thunderstorms after midnight. Lows in the lower 60s. Chance of precipitation 40 percent. .WEDNESDAY...Partly cloudy in the morning, then mostly sunny with a chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Mostly clear. Lows in the lower 60s. .THURSDAY...Mostly sunny. Highs around 80. .THURSDAY NIGHT...Mostly clear. Lows in the upper 50s. .FRIDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs around 80. .FRIDAY NIGHT...Partly cloudy. Lows in the upper 50s. .SATURDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs in the upper 70s. $$ ILZ008-240200- Ogle- Including the cities of Rochelle, Oregon, and Byron 120 PM CDT Sun Aug 23 2026 .THIS AFTERNOON...Mostly sunny. Near steady temperature in the mid 70s. Northwest winds around 10 mph. .TONIGHT...Mostly clear. Lows in the lower 50s. Northwest winds around 5 mph in the evening, becoming light and variable. .MONDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. Northwest winds around 5 mph. .MONDAY NIGHT...Clear. Lows in the mid 50s. Light and variable winds. .TUESDAY...Partly cloudy. Highs in the lower 80s. South winds around 5 mph. .TUESDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the lower 60s. Chance of precipitation 20 percent. .WEDNESDAY...Partly cloudy with a slight chance of showers and thunderstorms in the morning, then mostly sunny with a chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Mostly clear. Lows in the lower 60s. .THURSDAY...Mostly sunny. Highs in the lower 80s. .THURSDAY NIGHT...Clear. Lows in the upper 50s. .FRIDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 80s. .FRIDAY NIGHT...Partly cloudy. Lows around 60. .SATURDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs around 80. $$ ILZ011-240200- De Kalb- Including the cities of DeKalb and Sycamore 120 PM CDT Sun Aug 23 2026 .THIS AFTERNOON...Mostly sunny. Near steady temperature in the mid 70s. Northwest winds around 10 mph. .TONIGHT...Mostly clear. Lows in the lower 50s. Northwest winds around 5 mph in the evening, becoming light and variable. .MONDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. Northwest winds around 5 mph. .MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Northeast winds around 5 mph in the evening, becoming light and variable. .TUESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 80s. South winds around 5 mph. .TUESDAY NIGHT...Partly cloudy in the evening, then mostly cloudy with a slight chance of showers and thunderstorms after midnight. Lows in the lower 60s. Chance of precipitation 20 percent. .WEDNESDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows in the lower 60s. Chance of precipitation 20 percent. .THURSDAY...Mostly sunny. Highs in the lower 80s. .THURSDAY NIGHT...Mostly clear. Lows around 60. .FRIDAY...Mostly sunny. Highs in the lower 80s. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 60s. .SATURDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs around 80. $$ ILZ010-240200- Lee- Including the city of Dixon 120 PM CDT Sun Aug 23 2026 .THIS AFTERNOON...Mostly sunny. Near steady temperature in the mid 70s. Northwest winds 5 to 10 mph. .TONIGHT...Mostly clear. Lows in the lower 50s. Northwest winds around 5 mph in the evening, becoming light and variable. .MONDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. Northwest winds around 5 mph. .MONDAY NIGHT...Mostly clear. Lows in the upper 50s. Light and variable winds. .TUESDAY...Partly cloudy. Highs in the lower 80s. South winds around 5 mph. .TUESDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the lower 60s. Chance of precipitation 20 percent. .WEDNESDAY...Partly cloudy with a slight chance of showers and thunderstorms in the morning, then mostly sunny with a chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Clear. A slight chance of showers and thunderstorms in the evening. Lows in the lower 60s. Chance of precipitation 20 percent. .THURSDAY...Mostly sunny. Highs in the lower 80s. .THURSDAY NIGHT...Clear. Lows in the upper 50s. .FRIDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 80s. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 60s. .SATURDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs around 80. $$ ILZ019-240200- La Salle- Including the cities of Ottawa, Streator, La Salle, Mendota, and Marseilles 120 PM CDT Sun Aug 23 2026 .THIS AFTERNOON...Mostly sunny. Near steady temperature in the mid 70s. Northwest winds 5 to 10 mph. .TONIGHT...Mostly clear. Lows in the lower 50s. Northwest winds around 5 mph in the evening, becoming light and variable. .MONDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. Northwest winds around 5 mph. .MONDAY NIGHT...Mostly clear. Lows in the upper 50s. Light and variable winds. .TUESDAY...Partly cloudy. Highs in the lower 80s. South winds around 5 mph. .TUESDAY NIGHT...Partly cloudy. Lows in the mid 60s. .WEDNESDAY...Partly cloudy. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Clear. A slight chance of showers and thunderstorms in the evening. Lows in the lower 60s. Chance of precipitation 20 percent. .THURSDAY...Sunny. Highs in the lower 80s. .THURSDAY NIGHT...Clear. Lows in the lower 60s. .FRIDAY...Mostly sunny. Highs in the lower 80s. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 60s. .SATURDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs in the lower 80s. $$ ILZ021-240200- Grundy- Including the cities of Morris, Coal City, and Minooka 120 PM CDT Sun Aug 23 2026 .THIS AFTERNOON...Mostly sunny. Near steady temperature in the mid 70s. Northwest winds around 10 mph. .TONIGHT...Clear. Lows in the lower 50s. Northwest winds around 5 mph in the evening, becoming light and variable. .MONDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. Northwest winds around 5 mph. .MONDAY NIGHT...Mostly clear. Lows in the upper 50s. Light and variable winds. .TUESDAY...Partly cloudy. Highs in the lower 80s. South winds around 5 mph. .TUESDAY NIGHT...Partly cloudy. Lows in the lower 60s. .WEDNESDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows in the lower 60s. Chance of precipitation 20 percent. .THURSDAY...Mostly sunny. Highs in the lower 80s. .THURSDAY NIGHT...Clear. Lows in the lower 60s. .FRIDAY...Mostly sunny. Highs in the lower 80s. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 60s. .SATURDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs in the lower 80s. $$ ILZ032-240200- Livingston- Including the cities of Pontiac, Dwight, and Fairbury 120 PM CDT Sun Aug 23 2026 .THIS AFTERNOON...Mostly sunny. Near steady temperature in the mid 70s. Northwest winds 5 to 10 mph. .TONIGHT...Mostly clear. Lows in the lower 50s. Northwest winds around 5 mph in the evening, becoming light and variable. .MONDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs around 80. Northwest winds around 5 mph. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s. Light and variable winds. .TUESDAY...Partly cloudy. Highs in the lower 80s. South winds around 5 mph. .TUESDAY NIGHT...Partly cloudy. Lows in the lower 60s. .WEDNESDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows in the lower 60s. Chance of precipitation 20 percent. .THURSDAY...Sunny. Highs in the lower 80s. .THURSDAY NIGHT...Clear. Lows in the lower 60s. .FRIDAY...Mostly sunny. Highs in the lower 80s. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 60s. .SATURDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs in the lower 80s. $$ ILZ023-240200- Kankakee- Including the cities of Kankakee, Bourbonnais, and Bradley 120 PM CDT Sun Aug 23 2026 .THIS AFTERNOON...Mostly sunny. Near steady temperature in the mid 70s. Northwest winds 5 to 10 mph. .TONIGHT...Mostly clear. Lows in the lower 50s. Northwest winds around 5 mph in the evening, becoming light and variable. .MONDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. Northwest winds around 5 mph. .MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Light and variable winds. .TUESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 80s. Light and variable winds, becoming south around 5 mph in the afternoon. .TUESDAY NIGHT...Partly cloudy. Lows in the lower 60s. .WEDNESDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of precipitation 50 percent. .WEDNESDAY NIGHT...Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows in the lower 60s. Chance of precipitation 20 percent. .THURSDAY...Mostly sunny. Highs in the lower 80s. .THURSDAY NIGHT...Clear. Lows in the lower 60s. .FRIDAY...Mostly sunny. Highs in the lower 80s. .FRIDAY NIGHT...Partly cloudy. Lows around 60. .SATURDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs in the lower 80s. $$ ILZ039-240200- Ford- Including the cities of Paxton and Gibson City 120 PM CDT Sun Aug 23 2026 .THIS AFTERNOON...Mostly sunny. Near steady temperature in the mid 70s. Northwest winds around 10 mph. .TONIGHT...Clear in the evening, then becoming partly cloudy. Lows in the lower 50s. Northwest winds around 5 mph in the evening, becoming light and variable. .MONDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs around 80. Northwest winds around 5 mph. .MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Light and variable winds. .TUESDAY...Partly cloudy. Highs in the lower 80s. Southeast winds around 5 mph. .TUESDAY NIGHT...Partly cloudy. Lows in the lower 60s. .WEDNESDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Mostly clear. A chance of showers and thunderstorms in the evening. Lows in the lower 60s. Chance of precipitation 40 percent. .THURSDAY...Mostly sunny. Highs in the lower 80s. .THURSDAY NIGHT...Mostly clear. Lows in the lower 60s. .FRIDAY...Mostly sunny. Highs in the lower 80s. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 60s. .SATURDAY...Partly cloudy. Highs in the lower 80s. $$ ILZ033-240200- Iroquois- Including the cities of Watseka and Gilman 120 PM CDT Sun Aug 23 2026 .THIS AFTERNOON...Mostly sunny. Near steady temperature in the mid 70s. Northwest winds around 10 mph. .TONIGHT...Mostly clear. Lows in the lower 50s. Northwest winds around 5 mph in the evening, becoming light and variable. .MONDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. Northwest winds around 5 mph. .MONDAY NIGHT...Mostly clear. Lows in the mid 50s. Light and variable winds. .TUESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 80s. Light and variable winds. .TUESDAY NIGHT...Partly cloudy. Lows in the lower 60s. .WEDNESDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of precipitation 50 percent. .WEDNESDAY NIGHT...Mostly clear with a chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows in the lower 60s. Chance of precipitation 40 percent. .THURSDAY...Mostly sunny. Highs in the lower 80s. .THURSDAY NIGHT...Mostly clear. Lows in the lower 60s. .FRIDAY...Mostly sunny.Highs in the lower 80s. .FRIDAY NIGHT...Partly cloudy. Lows around 60. .SATURDAY...Partly cloudy. Highs in the lower 80s. $$ INZ010-240200- Newton- Including the cities of Roselawn, Kentland, and Morocco 120 PM CDT Sun Aug 23 2026 .THIS AFTERNOON...Partly cloudy. Near steady temperature in the mid 70s. Northwest winds 5 to 10 mph. .TONIGHT...Mostly clear. Lows in the lower 50s. Northwest winds around 5 mph in the evening, becoming light and variable. .MONDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. Northwest winds around 5 mph. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 50s. Light and variable winds. .TUESDAY...Mostly sunny. Highs in the upper 70s. Light and variable winds. .TUESDAY NIGHT...Partly cloudy. Lows around 60. .WEDNESDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of precipitation 40 percent. .WEDNESDAY NIGHT...Mostly clear with a chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows in the lower 60s. Chance of precipitation 30 percent. .THURSDAY...Mostly sunny. Highs around 80. .THURSDAY NIGHT...Mostly clear. Lows around 60. .FRIDAY...Mostly sunny. Highs around 80. .FRIDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 50s. .SATURDAY...Partly cloudy. Highs around 80. $$ INZ011-240200- Jasper- Including the cities of Rensselaer and DeMotte 120 PM CDT Sun Aug 23 2026 .THIS AFTERNOON...Partly cloudy. Near steady temperature in the mid 70s. Northwest winds 5 to 10 mph. .TONIGHT...Mostly clear. Lows in the lower 50s. Northwest winds around 5 mph in the evening, becoming light and variable. .MONDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. Northwest winds around 5 mph. .MONDAY NIGHT...Partly cloudy in the evening, then becoming clear. Lows in the lower 50s. Northeast winds around 5 mph in the evening, becoming light and variable. .TUESDAY...Mostly sunny. Highs in the upper 70s. Light and variable winds. .TUESDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows around 60. .WEDNESDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms in the evening. Lows in the lower 60s. Chance of precipitation 40 percent. .THURSDAY...Mostly sunny. Highs around 80. .THURSDAY NIGHT...Mostly clear. Lows around 60. .FRIDAY...Mostly sunny. Highs around 80. .FRIDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 50s. .SATURDAY...Partly cloudy. Highs around 80. $$ INZ019-240200- Benton- Including the cities of Fowler and Oxford 220 PM EDT Sun Aug 23 2026 .THIS AFTERNOON...Partly cloudy. Near steady temperature in the mid 70s. Northwest winds around 10 mph. .TONIGHT...Clear. Lows in the lower 50s. Northwest winds around 5 mph in the evening, becoming light and variable. .MONDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 70s. Northwest winds around 5 mph. .MONDAY NIGHT...Partly cloudy in the evening, then becoming clear. Lows in the mid 50s. Light and variable winds. .TUESDAY...Mostly sunny. Highs in the upper 70s. Light and variable winds. .TUESDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows around 60. .WEDNESDAY...Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of precipitation 30 percent. .WEDNESDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms in the evening. Lows in the lower 60s. Chance of precipitation 40 percent. .THURSDAY...Mostly sunny. Highs in the lower 80s. .THURSDAY NIGHT...Mostly clear. Lows in the lower 60s. .FRIDAY...Mostly sunny. Highs around 80. .FRIDAY NIGHT...Partly cloudy. Lows around 60. .SATURDAY...Partly cloudy. Highs around 80. $$