FPUS53 KLOT 200134 ZFPLOT Zone Forecast Product National Weather Service Chicago/Romeoville, IL 834 PM CDT Tue May 19 2026 ILZ104-200915- Central Cook- Including the cities of Chicago, Cicero, Oak Lawn, Oak Park, and La Grange 834 PM CDT Tue May 19 2026 .REST OF TONIGHT...Mostly cloudy. Lows in the lower 50s. Northwest winds around 10 mph. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. Near steady temperature in the mid 50s. North winds 10 to 15 mph, increasing to northeast 15 to 20 mph with gusts up to 25 mph in the afternoon. .WEDNESDAY NIGHT...Partly cloudy. Near steady temperature in the upper 40s. Northeast winds 10 to 15 mph. .THURSDAY...Partly cloudy. Highs in the lower 60s. Northeast winds 10 to 15 mph. .THURSDAY NIGHT...Mostly cloudy. Lows in the upper 40s. Northeast winds 10 to 15 mph. .FRIDAY...Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the lower 60s. Chance of precipitation 60 percent. .FRIDAY NIGHT...Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the lower 50s. Chance of precipitation 70 percent. .SATURDAY...Mostly cloudy. Highs in the lower 70s inland, but only in the upper 60s near the lake. .SATURDAY NIGHT...Mostly cloudy. Lows in the mid 50s. .SUNDAY...Mostly cloudy. Highs in the mid 70s inland, but only around 70 near the lake. .SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. .MEMORIAL DAY...Mostly cloudy. Highs in the upper 70s inland, but only around 70 near the lake. .MONDAY NIGHT...Mostly cloudy. Lows around 60. .TUESDAY...Mostly cloudy. Highs around 80 inland, but only in the mid 70s near the lake. $$ ILZ103-200915- Northern Cook- Including the cities of Evanston, Des Plaines, Schaumburg, Palatine, and Northbrook 834 PM CDT Tue May 19 2026 .REST OF TONIGHT...Mostly cloudy. Lows around 50. Northwest winds 10 to 15 mph. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the upper 50s inland, but only in the lower 50s near the lake. Northeast winds 10 to 15 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 40s. Northeast winds 10 to 15 mph. .THURSDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs around 60. Northeast winds 10 to 15 mph. .THURSDAY NIGHT...Mostly cloudy. Lows in the upper 40s. Northeast winds 10 to 15 mph. .FRIDAY...Mostly cloudy with a 50 percent chance of showers. Highs in the lower 60s. .FRIDAY NIGHT...Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows around 50. Chance of precipitation 70 percent. .SATURDAY...Mostly cloudy. Highs in the lower 70s inland, but only in the mid 60s near the lake. .SATURDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .SUNDAY...Mostly cloudy. Highs in the mid 70s inland, but only around 70 near the lake. .SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. .MEMORIAL DAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the upper 70s inland, but only around 70 near the lake. .MONDAY NIGHT...Mostly cloudy. Lows in the upper 50s. .TUESDAY...Mostly cloudy. Highs around 80 inland, but only in the lower 70s near the lake. $$ ILZ105-200915- Southern Cook- Including the cities of Calumet City, Oak Forest, Lemont, Orland Park, and Park Forest 834 PM CDT Tue May 19 2026 .REST OF TONIGHT...Mostly cloudy. Lows in the lower 50s. North winds around 10 mph. .WEDNESDAY...Mostly cloudy. Highs in the upper 50s. Northeast winds 10 to 15 mph, increasing to 15 to 20 mph with gusts up to 25 mph in the afternoon. .WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 40s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. .THURSDAY...Partly cloudy. Highs in the mid 60s. Northeast winds 10 to 15 mph. .THURSDAY NIGHT...Mostly cloudy. Lows in the upper 40s. Northeast winds 10 to 15 mph. .FRIDAY...Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the mid 60s. Chance of precipitation 60 percent. .FRIDAY NIGHT...Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the lower 50s. Chance of precipitation 70 percent. .SATURDAY...Mostly cloudy. Highs in the lower 70s. .SATURDAY NIGHT...Mostly cloudy. Lows in the mid 50s. .SUNDAY...Mostly cloudy. Highs in the mid 70s. .SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. .MEMORIAL DAY...Mostly cloudy. Highs in the upper 70s. .MONDAY NIGHT...Mostly cloudy. Lows in the upper 50s. .TUESDAY...Mostly cloudy. Highs in the lower 80s. $$ ILZ006-200915- Lake IL- Including the cities of Waukegan, Buffalo Grove, Mundelein, and Gurnee 834 PM CDT Tue May 19 2026 .REST OF TONIGHT...Partly cloudy. Lows in the upper 40s. Northwest winds around 10 mph. Gusts up to 25 mph early in the evening. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the mid 50s inland, but only in the lower 50s near the lake. Northeast winds 10 to 15 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 40s. Northeast winds 10 to 15 mph. .THURSDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs in the upper 50s. Northeast winds 10 to 15 mph. .THURSDAY NIGHT...Mostly cloudy. Lows in the mid 40s. Northeast winds 10 to 15 mph. .FRIDAY...Mostly cloudy with a 50 percent chance of showers. Highs in the upper 50s. .FRIDAY NIGHT...Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the upper 40s. Chance of precipitation 70 percent. .SATURDAY...Mostly cloudy. Highs in the upper 60s inland, but only in the mid 60s near the lake. .SATURDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .SUNDAY...Mostly cloudy. Highs in the mid 70s inland, but only around 70 near the lake. .SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. .MEMORIAL DAY...Partly cloudy. Highs in the upper 70s inland, but only in the upper 60s near the lake. .MONDAY NIGHT...Mostly cloudy. Lows in the upper 50s. .TUESDAY...Mostly cloudy. Highs in the upper 70s inland, but only in the lower 70s near the lake. $$ ILZ005-200915- McHenry- Including the cities of Crystal Lake, Algonquin, McHenry, and Woodstock 834 PM CDT Tue May 19 2026 .REST OF TONIGHT...Mostly cloudy early in the evening, then becoming partly cloudy. Lows in the upper 40s. Northwest winds 10 to 15 mph. .WEDNESDAY...Partly cloudy. Highs around 60. Northeast winds 10 to 15 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 40s. Northeast winds 10 to 15 mph. .THURSDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs around 60. East winds 10 to 15 mph. .THURSDAY NIGHT...Mostly cloudy. Lows in the mid 40s. East winds 10 to 15 mph. .FRIDAY...Mostly cloudy with a 50 percent chance of showers. Highs in the lower 60s. .FRIDAY NIGHT...Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the upper 40s. Chance of precipitation 70 percent. .SATURDAY...Mostly cloudy. Highs around 70. .SATURDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .SUNDAY...Mostly cloudy. Highs in the mid 70s. .SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. .MEMORIAL DAY...Partly cloudy. Highs in the upper 70s. .MONDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 50s. .TUESDAY...Mostly cloudy. Highs around 80. $$ ILZ012-200915- Kane- Including the cities of Aurora and Elgin 834 PM CDT Tue May 19 2026 .REST OF TONIGHT...Partly cloudy. Lows in the upper 40s. Northwest winds 10 to 15 mph. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the lower 60s. Northeast winds 10 to 15 mph. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 40s. Northeast winds 10 to 15 mph. .THURSDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs in the mid 60s. East winds 10 to 15 mph. Gusts up to 25 mph in the afternoon. .THURSDAY NIGHT...Mostly cloudy. Lows in the mid 40s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. .FRIDAY...Mostly cloudy with a 50 percent chance of showers. Highs in the lower 60s. .FRIDAY NIGHT...Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the upper 40s. Chance of precipitation 70 percent. .SATURDAY...Mostly cloudy. Highs in the lower 70s. .SATURDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .SUNDAY...Mostly cloudy. Highs in the upper 70s. .SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. .MEMORIAL DAY...Mostly cloudy. Highs around 80. .MONDAY NIGHT...Mostly cloudy. Lows in the upper 50s. .TUESDAY...Mostly cloudy. Highs in the lower 80s. $$ ILZ013-200915- DuPage- Including the cities of Naperville, Wheaton, Downers Grove, Lombard, and Carol Stream 834 PM CDT Tue May 19 2026 .REST OF TONIGHT...Mostly cloudy. Lows in the lower 50s. Northwest winds 10 to 15 mph. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the upper 50s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the afternoon. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 40s. Northeast winds 10 to 15 mph. .THURSDAY...Partly cloudy. Highs in the lower 60s. Northeast winds 10 to 15 mph. .THURSDAY NIGHT...Mostly cloudy. Lows in the upper 40s. Northeast winds 10 to 15 mph. .FRIDAY...Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the mid 60s. Chance of precipitation 60 percent. .FRIDAY NIGHT...Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the lower 50s. Chance of precipitation 70 percent. .SATURDAY...Mostly cloudy. Highs in the lower 70s. .SATURDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .SUNDAY...Mostly cloudy. Highs in the upper 70s. .SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. .MEMORIAL DAY...Mostly cloudy. Highs in the upper 70s. .MONDAY NIGHT...Mostly cloudy. Lows in the upper 50s. .TUESDAY...Mostly cloudy. Highs in the lower 80s. $$ ILZ020-200915- Kendall- Including the cities of Oswego, Yorkville, and Plano 834 PM CDT Tue May 19 2026 .REST OF TONIGHT...Mostly cloudy. Lows around 50. Northwest winds 10 to 15 mph. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the lower 60s. Northeast winds 10 to 15 mph. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 40s. Northeast winds 10 to 15 mph. .THURSDAY...Partly cloudy. Highs in the upper 60s. East winds 10 to 15 mph. Gusts up to 25 mph in the afternoon. .THURSDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows in the upper 40s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 20 percent. .FRIDAY...Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the mid 60s. Chance of precipitation 60 percent. .FRIDAY NIGHT...Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the lower 50s. Chance of precipitation 70 percent. .SATURDAY...Mostly cloudy. Highs in the lower 70s. .SATURDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .SUNDAY...Mostly cloudy. Highs in the upper 70s. .SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. .MEMORIAL DAY...Mostly cloudy. Highs around 80. .MONDAY NIGHT...Mostly cloudy. Lows in the upper 50s. .TUESDAY...Mostly cloudy. Highs in the lower 80s. $$ ILZ106-200915- Northern Will- Including the cities of Joliet, Bolingbrook, Plainfield, and Mokena 834 PM CDT Tue May 19 2026 .REST OF TONIGHT...Mostly cloudy. Lows in the lower 50s. Northwest winds around 10 mph. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs around 60. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the afternoon. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 40s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. .THURSDAY...Partly cloudy. Highs in the mid 60s. East winds 10 to 15 mph. .THURSDAY NIGHT...Mostly cloudy. Lows in the upper 40s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. .FRIDAY...Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the mid 60s. Chance of precipitation 60 percent. .FRIDAY NIGHT...Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the lower 50s. Chance of precipitation 70 percent. .SATURDAY...Mostly cloudy. Highs in the lower 70s. .SATURDAY NIGHT...Mostly cloudy. Lows in the mid 50s. .SUNDAY...Mostly cloudy. Highs in the upper 70s. .SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. .MEMORIAL DAY...Mostly cloudy. Highs in the upper 70s. .MONDAY NIGHT...Mostly cloudy. Lows in the upper 50s. .TUESDAY...Mostly cloudy. Highs in the lower 80s. $$ ILZ107-200915- Southern Will- Including the cities of Channahon, Manhattan, and Wilmington 834 PM CDT Tue May 19 2026 .REST OF TONIGHT...Mostly cloudy. Lows in the lower 50s. Northwest winds 10 to 15 mph. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the lower 60s. Northeast winds 10 to 15 mph. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 40s. Northeast winds 10 to 15 mph. .THURSDAY...Partly cloudy. Highs in the upper 60s. East winds 10 to 15 mph. .THURSDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A slight chance of showers after midnight. Lows in the upper 40s. Northeast winds 10 to 15 mph. Chance of precipitation 20 percent. .FRIDAY...Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the mid 60s. Chance of precipitation 60 percent. .FRIDAY NIGHT...Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the lower 50s. Chance of precipitation 70 percent. .SATURDAY...Mostly cloudy. Highs in the mid 70s. .SATURDAY NIGHT...Mostly cloudy. Lows in the mid 50s. .SUNDAY...Mostly cloudy. Highs in the upper 70s. .SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. .MEMORIAL DAY...Mostly cloudy. Highs around 80. .MONDAY NIGHT...Mostly cloudy. Lows in the upper 50s. .TUESDAY...Mostly cloudy. Highs in the lower 80s. $$ ILZ108-200915- Eastern Will- Including the cities of Crete, Peotone, and Beecher 834 PM CDT Tue May 19 2026 .REST OF TONIGHT...Mostly cloudy. Lows in the lower 50s. North winds 10 to 15 mph. .WEDNESDAY...Mostly cloudy. Highs in the upper 50s. Northeast winds 10 to 15 mph with gusts up to 25 mph. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 40s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. .THURSDAY...Partly cloudy. Highs in the mid 60s. East winds 10 to 15 mph. .THURSDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 40s. Northeast winds 10 to 15 mph. .FRIDAY...Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the mid 60s. Chance of precipitation 60 percent. .FRIDAY NIGHT...Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the lower 50s. Chance of precipitation 70 percent. .SATURDAY...Mostly cloudy. Highs in the lower 70s. .SATURDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .SUNDAY...Mostly cloudy. Highs in the mid 70s. .SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. .MEMORIAL DAY...Mostly cloudy. Highs in the upper 70s. .MONDAY NIGHT...Mostly cloudy. Lows in the upper 50s. .TUESDAY...Mostly cloudy. Highs in the lower 80s. $$ INZ001-200915- Lake IN- Including the cities of Gary, Hammond, and Merrillville 834 PM CDT Tue May 19 2026 .REST OF TONIGHT...Mostly cloudy. Lows in the lower 50s. North winds 10 to 15 mph. .WEDNESDAY...Mostly cloudy. Highs in the upper 50s. North winds 10 to 15 mph, increasing to 15 to 20 mph in the afternoon. .WEDNESDAY NIGHT...Partly cloudy. Near steady temperature in the mid 40s. North winds 10 to 15 mph with gusts up to 25 mph, becoming northeast 5 to 10 mph after midnight. .THURSDAY...Partly cloudy. Highs in the mid 60s. Northeast winds 10 to 15 mph. .THURSDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 40s. East winds around 10 mph. .FRIDAY...Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the mid 60s. Chance of precipitation 70 percent. .FRIDAY NIGHT...Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the lower 50s. Chance of precipitation 70 percent. .SATURDAY...Mostly cloudy. Highs in the lower 70s inland, but only in the upper 60s near the lake. .SATURDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .SUNDAY...Mostly cloudy. Highs in the mid 70s inland, but only around 70 near the lake. .SUNDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 50s. .MEMORIAL DAY...Mostly cloudy. Highs in the upper 70s inland, but only in the lower 70s near the lake. .MONDAY NIGHT...Mostly cloudy. Lows in the upper 50s. .TUESDAY...Mostly cloudy. A chance of showers in the afternoon. Highs around 80 inland, but only in the mid 70s near the lake. Chance of precipitation 30 percent. $$ INZ002-200915- Porter- Including the cities of Portage, Valparaiso, and Chesterton 834 PM CDT Tue May 19 2026 .REST OF TONIGHT...Mostly cloudy. Lows in the lower 50s. North winds 10 to 15 mph. .WEDNESDAY...Mostly cloudy. Highs in the upper 50s inland, but only in the lower 50s near the lake. North winds 10 to 15 mph, increasing to 15 to 20 mph in the afternoon. .WEDNESDAY NIGHT...Partly cloudy. Near steady temperature in the upper 40s. North winds 10 to 15 mph, becoming northeast 5 to 10 mph after midnight. .THURSDAY...Partly cloudy. Highs in the mid 60s. East winds around 10 mph. .THURSDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 40s. East winds around 10 mph. .FRIDAY...Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the mid 60s. Chance of precipitation 70 percent. .FRIDAY NIGHT...Showers likely, mainly in the evening. Lows in the lower 50s. Chance of precipitation 70 percent. .SATURDAY...Mostly cloudy. Highs in the lower 70s inland, but only in the upper 60s near the lake. .SATURDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .SUNDAY...Mostly cloudy. A chance of showers in the morning. Highs in the mid 70s. Chance of precipitation 30 percent. .SUNDAY NIGHT...Mostly cloudy.Lows in the mid 50s. .MEMORIAL DAY...Mostly cloudy. Highs in the mid 70s inland, but only in the lower 70s near the lake. .MONDAY NIGHT...Mostly cloudy. Lows in the upper 50s. .TUESDAY...Mostly cloudy. A chance of showers in the afternoon. Highs in the upper 70s. Chance of precipitation 30 percent. $$ ILZ003-200915- Winnebago- Including the city of Rockford 834 PM CDT Tue May 19 2026 .REST OF TONIGHT...Mostly cloudy early in the evening, then becoming partly cloudy. Lows in the upper 40s. Northwest winds 10 to 15 mph, becoming north 5 to 10 mph after midnight. .WEDNESDAY...Partly cloudy. Highs in the lower 60s. Northeast winds 10 to 15 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 40s. East winds 10 to 15 mph, becoming northeast 5 to 10 mph after midnight. .THURSDAY...Mostly cloudy. Highs in the lower 60s. East winds 10 to 15 mph. .THURSDAY NIGHT...Mostly cloudy. Lows in the mid 40s. East winds 10 to 15 mph. .FRIDAY...Mostly cloudy with a 50 percent chance of showers. Highs in the lower 60s. .FRIDAY NIGHT...Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the upper 40s. Chance of precipitation 70 percent. .SATURDAY...Mostly cloudy. Highs in the lower 70s. .SATURDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .SUNDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the upper 70s. .SUNDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 50s. .MEMORIAL DAY...Partly cloudy. Highs in the lower 80s. .MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. .TUESDAY...Mostly cloudy. Highs in the lower 80s. $$ ILZ004-200915- Boone- Including the city of Belvidere 834 PM CDT Tue May 19 2026 .REST OF TONIGHT...Mostly cloudy early in the evening, then becoming partly cloudy. Lows in the upper 40s. Northwest winds 10 to 15 mph. .WEDNESDAY...Partly cloudy. Highs in the lower 60s. Northeast winds 10 to 15 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 40s. Northeast winds 10 to 15 mph. .THURSDAY...Mostly cloudy. Highs in the lower 60s. East winds 10 to 15 mph. .THURSDAY NIGHT...Mostly cloudy. Lows in the mid 40s. East winds 10 to 15 mph. .FRIDAY...Mostly cloudy with a 50 percent chance of showers. Highs in the lower 60s. .FRIDAY NIGHT...Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the upper 40s. Chance of precipitation 70 percent. .SATURDAY...Mostly cloudy. Highs in the lower 70s. .SATURDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .SUNDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the upper 70s. .SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. .MEMORIAL DAY...Partly cloudy. Highs around 80. .MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. .TUESDAY...Mostly cloudy. Highs in the lower 80s. $$ ILZ008-200915- Ogle- Including the cities of Rochelle, Oregon, and Byron 834 PM CDT Tue May 19 2026 .REST OF TONIGHT...Mostly cloudy early in the evening, then becoming partly cloudy. Lows in the upper 40s. Northwest winds 10 to 15 mph. .WEDNESDAY...Partly cloudy. Highs in the mid 60s. Northeast winds 10 to 15 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 40s. Northeast winds 10 to 15 mph. .THURSDAY...Mostly cloudy. Highs in the mid 60s. East winds 10 to 15 mph. .THURSDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows in the mid 40s. East winds 10 to 15 mph. Chance of precipitation 20 percent. .FRIDAY...Mostly cloudy with a 50 percent chance of showers. Highs in the lower 60s. .FRIDAY NIGHT...Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the upper 40s. Chance of precipitation 70 percent. .SATURDAY...Mostly cloudy. Highs in the lower 70s. .SATURDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .SUNDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the upper 70s. .SUNDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 50s. .MEMORIAL DAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs in the lower 80s. .MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. .TUESDAY...Mostly cloudy. Highs in the lower 80s. $$ ILZ011-200915- De Kalb- Including the cities of DeKalb and Sycamore 834 PM CDT Tue May 19 2026 .REST OF TONIGHT...Mostly cloudy early in the evening, then becoming partly cloudy. Lows in the upper 40s. Northwest winds 10 to 15 mph. .WEDNESDAY...Partly cloudy. Highs in the lower 60s. Northeast winds 10 to 15 mph. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 40s. Northeast winds 10 to 15 mph. .THURSDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs in the mid 60s. East winds 10 to 15 mph. .THURSDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows in the mid 40s. East winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 20 percent. .FRIDAY...Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the lower 60s. Chance of precipitation 60 percent. .FRIDAY NIGHT...Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the upper 40s. Chance of precipitation 70 percent. .SATURDAY...Mostly cloudy. Highs in the lower 70s. .SATURDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .SUNDAY...Mostly cloudy. Highs in the upper 70s. .SUNDAY NIGHT...Partly cloudy. Lows in the lower 50s. .MEMORIAL DAY...Mostly cloudy. Highs around 80. .MONDAY NIGHT...Mostly cloudy. Lows in the upper 50s. .TUESDAY...Mostly cloudy. Highs in the lower 80s. $$ ILZ010-200915- Lee- Including the city of Dixon 834 PM CDT Tue May 19 2026 .REST OF TONIGHT...Mostly cloudy early in the evening, then becoming partly cloudy. Lows in the upper 40s. Northwest winds 10 to 15 mph. .WEDNESDAY...Partly cloudy. Highs in the mid 60s. Northeast winds 10 to 15 mph. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 40s. Northeast winds 10 to 15 mph. .THURSDAY...Mostly cloudy. Highs in the mid 60s. East winds 10 to 15 mph. .THURSDAY NIGHT...Mostly cloudy. A chance of showers after midnight. Lows in the mid 40s. East winds 10 to 15 mph. Chance of precipitation 30 percent. .FRIDAY...Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the mid 60s. Chance of precipitation 60 percent. .FRIDAY NIGHT...Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the upper 40s. Chance of precipitation 70 percent. .SATURDAY...Mostly cloudy. Highs in the lower 70s. .SATURDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .SUNDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the upper 70s. .SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. .MEMORIAL DAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs around 80. .MONDAY NIGHT...Partly cloudy. Lows in the upper 50s. .TUESDAY...Mostly cloudy. Highs in the lower 80s. $$ ILZ019-200915- La Salle- Including the cities of Ottawa, Streator, La Salle, Mendota, and Marseilles 834 PM CDT Tue May 19 2026 .REST OF TONIGHT...Mostly cloudy. Lows around 50. North winds 10 to 15 mph. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the mid 60s. Northeast winds 10 to 15mph. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 40s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. .THURSDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the upper 60s. East winds 10 to 15 mph. Gusts up to 25 mph in the afternoon. .THURSDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows in the upper 40s. East winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 20 percent. .FRIDAY...Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the mid 60s. Chance of precipitation 70 percent. .FRIDAY NIGHT...Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the lower 50s. Chance of precipitation 70 percent. .SATURDAY...Mostly cloudy. Highs in the mid 70s. .SATURDAY NIGHT...Mostly cloudy. Lows in the mid 50s. .SUNDAY...Mostly cloudy. Highs in the upper 70s. .SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. .MEMORIAL DAY...Mostly cloudy. Highs around 80. .MONDAY NIGHT...Mostly cloudy. Lows around 60. .TUESDAY...Mostly cloudy. Highs in the lower 80s. $$ ILZ021-200915- Grundy- Including the cities of Morris, Coal City, and Minooka 834 PM CDT Tue May 19 2026 .REST OF TONIGHT...Mostly cloudy. Lows in the lower 50s. North winds 10 to 15 mph. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the lower 60s. Northeast winds 10 to 15 mph. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 40s. Northeast winds 10 to 15 mph, diminishing to 5 to 10 mph after midnight. .THURSDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the upper 60s. East winds 10 to 15 mph. .THURSDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows in the upper 40s. Northeast winds 10 to 15 mph. Chance of precipitation 20 percent. .FRIDAY...Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the mid 60s. Chance of precipitation 70 percent. .FRIDAY NIGHT...Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the lower 50s. Chance of precipitation 70 percent. .SATURDAY...Mostly cloudy. Highs in the mid 70s. .SATURDAY NIGHT...Mostly cloudy. Lows in the mid 50s. .SUNDAY...Mostly cloudy. Highs in the upper 70s. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. .MEMORIAL DAY...Mostly cloudy. Highs in the lower 80s. .MONDAY NIGHT...Mostly cloudy. Lows around 60. .TUESDAY...Mostly cloudy. Highs in the lower 80s. $$ ILZ032-200915- Livingston- Including the cities of Pontiac, Dwight, and Fairbury 834 PM CDT Tue May 19 2026 .REST OF TONIGHT...Mostly cloudy. Lows in the lower 50s. North winds 10 to 15 mph. .WEDNESDAY...Mostly cloudy. Highs in the mid 60s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the afternoon. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 40s. Northeast winds 10 to 15 mph with gusts up to 25 mph, diminishing to 5 to 10 mph after midnight. .THURSDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs around 70. East winds 10 to 15 mph. .THURSDAY NIGHT...Mostly cloudy. A chance of showers after midnight. Lows in the upper 40s. East winds 10 to 15 mph. Chance of precipitation 30 percent. .FRIDAY...Mostly cloudy. A chance of showers in the morning, then showers likely with a slight chance of thunderstorms in the afternoon. Highs in the upper 60s. Chance of precipitation 70 percent. .FRIDAY NIGHT...Showers likely with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Lows in the lower 50s. Chance of precipitation 70 percent. .SATURDAY...Mostly cloudy. Highs in the mid 70s. .SATURDAY NIGHT...Mostly cloudy. Lows in the mid 50s. .SUNDAY...Mostly cloudy. Highs in the upper 70s. .SUNDAY NIGHT...Partly cloudy. Lows in the upper 50s. .MEMORIAL DAY...Mostly cloudy. Highs in the lower 80s. .MONDAY NIGHT...Mostly cloudy. Lows around 60. .TUESDAY...Mostly cloudy. A chance of showers in the afternoon. Highs in the mid 80s. Chance of precipitation 30 percent. $$ ILZ023-200915- Kankakee- Including the cities of Kankakee, Bourbonnais, and Bradley 834 PM CDT Tue May 19 2026 .REST OF TONIGHT...Mostly cloudy. Lows in the lower 50s. Northwest winds 10 to 15 mph. .WEDNESDAY...Mostly cloudy. Highs in the lower 60s. North winds 10 to 15 mph, increasing to northeast 15 to 20 mph with gusts up to 25 mph in the afternoon. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming mostly cloudy. Lows in the lower 40s. Northeast winds 10 to 15 mph, diminishing to 5 to 10 mph after midnight. .THURSDAY...Partly cloudy. Highs in the upper 60s. East winds 10 to 15 mph. .THURSDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A slight chance of showers after midnight. Lows in the upper 40s. East winds 10 to 15 mph. Chance of precipitation 20 percent. .FRIDAY...Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the upper 60s. Chance of precipitation 70 percent. .FRIDAY NIGHT...Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the lower 50s. Chance of precipitation 70 percent. .SATURDAY...Mostly cloudy. Highs in the mid 70s. .SATURDAY NIGHT...Mostly cloudy. Lows in the mid 50s. .SUNDAY...Mostly cloudy. Highs in the upper 70s. .SUNDAY NIGHT...Partly cloudy. Lows in the mid 50s. .MEMORIAL DAY...Mostly cloudy. Highs in the upper 70s. .MONDAY NIGHT...Mostly cloudy. Lows in the upper 50s. .TUESDAY...Mostly cloudy. Highs in the lower 80s. $$ ILZ039-200915- Ford- Including the cities of Paxton and Gibson City 834 PM CDT Tue May 19 2026 .REST OF TONIGHT...Mostly cloudy. Lows in the lower 50s. North winds 10 to 15 mph. .WEDNESDAY...Mostly cloudy. Highs in the mid 60s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the afternoon. .WEDNESDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 40s. Northeast winds 10 to 15 mph. .THURSDAY...Partly cloudy. Highs in the upper 60s. East winds 10 to 15 mph. .THURSDAY NIGHT...Mostly cloudy. A chance of showers after midnight. Lows in the upper 40s. East winds 10 to 15 mph. Chance of precipitation 30 percent. .FRIDAY...Showers likely. A slight chance of thunderstorms in the afternoon. Highs in the upper 60s. Chance of precipitation 70 percent. .FRIDAY NIGHT...Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Lows in the mid 50s. Chance of precipitation 30 percent. .SATURDAY...Mostly cloudy. Highs in the mid 70s. .SATURDAY NIGHT...Mostly cloudy. Lows in the mid 50s. .SUNDAY...Mostly cloudy. A chance of showers in the morning. Highs in the upper 70s. Chance of precipitation 30 percent. .SUNDAY NIGHT...Mostly cloudy. Lows in the upper 50s. .MEMORIAL DAY...Mostly cloudy. Highs around 80. .MONDAY NIGHT...Mostly cloudy. A chance of showers after midnight. Lows in the lower 60s. Chance of precipitation 30 percent. .TUESDAY...Mostly cloudy. A chance of showers in the afternoon. Highs in the lower 80s. Chance of precipitation 30 percent. $$ ILZ033-200915- Iroquois- Including the cities of Watseka and Gilman 834 PM CDT Tue May 19 2026 .REST OF TONIGHT...Mostly cloudy. Lows in the mid 50s. North winds 5 to 10 mph. .WEDNESDAY...Mostly cloudy. Highs in the lower 60s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the afternoon. .WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 40s. Northeast winds 10 to 15 mph, diminishing to 5 to 10 mph after midnight. .THURSDAY...Partly cloudy. Highs in the upper 60s. East winds 10 to 15 mph. .THURSDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows in the upper 40s. East winds 10 to 15 mph. Chance of precipitation 20 percent. .FRIDAY...Showers likely. A slight chance of thunderstorms in the afternoon. Highs in the upper 60s. Chance of precipitation 70 percent. .FRIDAY NIGHT...Showers likely with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Lows in the mid 50s. Chance of precipitation 70 percent. .SATURDAY...Mostly cloudy. Highs in the mid 70s. .SATURDAY NIGHT...Mostly cloudy. Lows in the mid 50s. .SUNDAY...Mostly cloudy. A chance of showers in the morning. Highs in the upper 70s. Chance of precipitation 30 percent. .SUNDAY NIGHT...Mostly cloudy. Lows in the upper 50s. .MEMORIAL DAY...Mostly cloudy. Highs in the upper 70s. .MONDAY NIGHT...Mostly cloudy. Lows around 60. .TUESDAY...Mostly cloudy. A chance of showers in the afternoon. Highs in the lower 80s. Chance of precipitation 30 percent. $$ INZ010-200915- Newton- Including the cities of Roselawn, Kentland, and Morocco 834 PM CDT Tue May 19 2026 .REST OF TONIGHT...Mostly cloudy. Lows in the lower 50s. Northwest winds 10 to 15 mph, becoming north after midnight. .WEDNESDAY...Mostly cloudy. Highs in the lower 60s. North winds 10 to 15 mph. Gusts up to 25 mph in the afternoon. .WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 40s. North winds 10 to 15 mph, becoming northeast 5 to 10 mph after midnight. .THURSDAY...Partly cloudy in the morning, then clearing. Highs in the upper 60s. East winds 10 to 15 mph. .THURSDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. A slight chance of showers after midnight. Lows in the upper 40s. East winds around 10 mph. Chance of precipitation 20 percent. .FRIDAY...Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the upper 60s. Chance of precipitation 70 percent. .FRIDAY NIGHT...A slight chance of thunderstorms. Showers likely, mainly in the evening. Lows in the lower 50s. Chance of precipitation 70 percent. .SATURDAY...Mostly cloudy. Highs in the mid 70s. .SATURDAY NIGHT...Mostly cloudy. Lows in the mid 50s. .SUNDAY...Mostly cloudy. A chance of showers in the morning. Highs in the upper 70s. Chance of precipitation 30 percent. .SUNDAY NIGHT...Mostly cloudy. Lows in the mid 50s. .MEMORIAL DAY...Mostly cloudy. Highs in the upper 70s. .MONDAY NIGHT...Mostly cloudy. Lows in the upper 50s. .TUESDAY...Mostly cloudy. A chance of showers in the afternoon. Highs in the lower 80s. Chance of precipitation 30 percent. $$ INZ011-200915- Jasper- Including the cities of Rensselaer and DeMotte 834 PM CDT Tue May 19 2026 .REST OF TONIGHT...Mostly cloudy. Lows in the lower 50s. North winds 10 to 15 mph. .WEDNESDAY...Mostly cloudy. Highs in the lower 60s. North winds 10 to 15 mph. Gusts up to 25 mph in the afternoon. .WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 40s. North winds 10 to 15 mph, becoming northeast 5 to 10 mph after midnight. .THURSDAY...Partly cloudy in the morning, then becoming mostly sunny. Highs in the upper 60s. East winds 10 to 15 mph. .THURSDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 40s. East winds around 10 mph. .FRIDAY...Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the upper 60s. Chance of precipitation 70 percent. .FRIDAY NIGHT...A slight chance of thunderstorms. Showers likely, mainly in the evening. Lows in the mid 50s. Chance of precipitation 70 percent. .SATURDAY...Mostly cloudy. Highs in the lower 70s. .SATURDAY NIGHT...Mostly cloudy. Lows in the mid 50s. .SUNDAY...Mostly cloudy. A chance of showers in the morning. Highs in the mid 70s. Chance of precipitation 30 percent. .SUNDAY NIGHT...Mostly cloudy. Lows in the mid 50s. .MEMORIAL DAY...Mostly cloudy. Highs in the upper 70s. .MONDAY NIGHT...Mostly cloudy. Lows in the upper 50s. .TUESDAY...Mostly cloudy. A chance of showers in the afternoon. Highs in the lower 80s. Chance of precipitation 30 percent. $$ INZ019-200915- Benton- Including the cities of Fowler and Oxford 934 PM EDT Tue May 19 2026 .REST OF TONIGHT...Mostly cloudy. Lows in the mid 50s. Northwest winds 5 to 10 mph, becoming north after midnight. .WEDNESDAY...Mostly cloudy. Highs in the mid 60s. North winds 10 to 15 mph. Gusts up to 25 mph in the afternoon. .WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 40s. North winds 10 to 15 mph, becoming northeast 5 to 10 mph after midnight. .THURSDAY...Partly cloudy in the morning, then clearing. Highs in the upper 60s. East winds 10 to 15 mph. .THURSDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows in the upper 40s. East winds around 10 mph. Chance of precipitation 20 percent. .FRIDAY...Showers likely. A slight chance of thunderstorms in the afternoon. Highs in the upper 60s. Chance of precipitation 70 percent. .FRIDAY NIGHT...A slight chance of thunderstorms. Showers likely, mainly in the evening. Lows in the mid 50s. Chance of precipitation 70 percent. .SATURDAY...Mostly cloudy. Highs in the mid 70s. .SATURDAY NIGHT...Mostly cloudy. A chance of showers after midnight. Lows in the upper 50s. Chance of precipitation 30 percent. .SUNDAY...Mostly cloudy. A chance of showers in the morning. Highs in the upper 70s. Chance of precipitation 30 percent. .SUNDAY NIGHT...Mostly cloudy. Lows in the upper 50s. .MEMORIAL DAY...Mostly cloudy. A chance of showers in the afternoon. Highs in the upper 70s. Chance of precipitation 30 percent. .MONDAY NIGHT...Mostly cloudy. A chance of showers after midnight. Lows in the lower 60s. Chance of precipitation 30 percent. .TUESDAY...Mostly cloudy. A chance of showers in the afternoon. Highs around 80. Chance of precipitation 30 percent. $$