FPUS53 KLOT 181643 ZFPLOT Zone Forecast Product National Weather Service Chicago/Romeoville, IL 1143 AM CDT Mon May 18 2026 ILZ104-190015- Central Cook- Including the cities of Chicago, Cicero, Oak Lawn, Oak Park, and La Grange 1143 AM CDT Mon May 18 2026 .REST OF TODAY...Cloudy. A chance of thunderstorms in the late morning and early afternoon. A chance of showers early in the afternoon. Breezy. Highs in the mid 80s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 70 percent. .TONIGHT...Mostly cloudy. A slight chance of thunderstorms in the evening. A chance of showers. A chance of thunderstorms after midnight. Breezy with lows in the upper 60s. South winds 10 to 15 mph, increasing to 15 to 20 mph after midnight. Gusts up to 30 mph. Chance of precipitation 50 percent. .TUESDAY...Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the morning. Showers likely with a chance of thunderstorms in the afternoon. Breezy with highs in the lower 80s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 70 percent. .TUESDAY NIGHT...Mostly cloudy. Lows around 50. Northwest winds 10 to 15 mph. .WEDNESDAY...Partly cloudy. Highs in the upper 50s. Northeast winds 10 to 15 mph. .WEDNESDAY NIGHT...Partly cloudy. Near steady temperature in the upper 40s. .THURSDAY...Partly cloudy. Highs in the lower 60s. .THURSDAY NIGHT...Mostly cloudy. Lows in the upper 40s. .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...Mostly cloudy with a chance of showers. Lows in the lower 50s. Chance of precipitation 50 percent. .SATURDAY...Mostly cloudy. Highs in the lower 70s. .SATURDAY NIGHT...Mostly cloudy. A chance of showers after midnight. Lows in the mid 50s. Chance of precipitation 30 percent. .SUNDAY...Mostly cloudy. Highs in the upper 70s. $$ ILZ103-190015- Northern Cook- Including the cities of Evanston, Des Plaines, Schaumburg, Palatine, and Northbrook 1143 AM CDT Mon May 18 2026 .REST OF TODAY...Cloudy. Showers likely and a chance of thunderstorms late in the morning, then a slight chance of showers and thunderstorms early in the afternoon. Breezy. Highs in the mid 80s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 70 percent. .TONIGHT...Mostly cloudy. A chance of showers and thunderstorms. Breezy with lows in the upper 60s. South winds 10 to 15 mph, increasing to southwest 15 to 20 mph after midnight. Gusts up to 30 mph. Chance of precipitation 50 percent. .TUESDAY...Mostly cloudy. A chance of showers until late afternoon. A slight chance of thunderstorms in the late morning and afternoon. A slight chance of showers late. Breezy with highs around 80 inland, but only in the mid 80s near the lake. Southwest winds 15 to 20 mph, becoming west in the afternoon. Gusts up to 30 mph. Chance of precipitation 50 percent. .TUESDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 40s. Northwest winds 10 to 15 mph. .WEDNESDAY...Partly cloudy. Highs in the upper 50s. Northeast winds 10 to 15 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 40s. .THURSDAY...Partly cloudy. Highs in the lower 60s. .THURSDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows in the upper 40s. Chance of precipitation 20 percent. .FRIDAY...Mostly cloudy with a 50 percent chance of showers. Highs in the mid 60s. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the lower 50s. Chance of precipitation 50 percent. .SATURDAY...Mostly cloudy. Highs in the lower 70s. .SATURDAY NIGHT...Mostly cloudy. A chance of showers after midnight. Lows in the mid 50s. Chance of precipitation 30 percent. .SUNDAY...Mostly cloudy. Highs in the upper 70s. $$ ILZ105-190015- Southern Cook- Including the cities of Calumet City, Oak Forest, Lemont, Orland Park, and Park Forest 1143 AM CDT Mon May 18 2026 .REST OF TODAY...A chance of showers and thunderstorms in the afternoon. Breezy. Highs in the mid 80s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent. .TONIGHT...Mostly cloudy. A chance of showers and thunderstorms. Breezy with lows in the mid 60s. South winds 10 to 15 mph with gusts up to 30 mph. Chance of precipitation 50 percent. .TUESDAY...Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the morning. Showers likely with a chance of thunderstorms in the afternoon. Breezy with highs in the lower 80s. Temperature falling into the mid 70s in the afternoon. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 70 percent. .TUESDAY NIGHT...Mostly cloudy. A slight chance of showers in the evening. Lows around 50. Northwest winds around 10 mph. Chance of precipitation 20 percent. .WEDNESDAY...Partly cloudy. Highs in the upper 50s. Northeast winds 10 to 15 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 40s. .THURSDAY...Partly cloudy. Highs in the mid 60s. .THURSDAY NIGHT...Mostly cloudy. Lows in the upper 40s. .FRIDAY...Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the upper 60s. Chance of precipitation 60 percent. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the lower 50s. Chance of precipitation 50 percent. .SATURDAY...Mostly cloudy. Highs in the lower 70s. .SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 50s. Chance of precipitation 30 percent. .SUNDAY...Mostly cloudy. Highs in the upper 70s. $$ ILZ006-190015- Lake IL- Including the cities of Waukegan, Buffalo Grove, Mundelein, and Gurnee 1143 AM CDT Mon May 18 2026 .REST OF TODAY...Cloudy. A chance of showers and thunderstorms late in the morning, then a slight chance of showers and thunderstorms early in the afternoon. Breezy. Highs in the mid 80s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 50 percent. .TONIGHT...Mostly cloudy. A chance of showers and thunderstorms. Breezy with lows in the mid 60s. South winds 10 to 15 mph, increasing to southwest 15 to 20 mph after midnight. Gusts up to 30 mph. Chance of precipitation 50 percent. .TUESDAY...Mostly cloudy. A chance of showers with a slight chance of thunderstorms until late afternoon. Breezy with highs around 80. Southwest winds 15 to 20 mph, becoming west in the afternoon. Gusts up to 30 mph. Chance of precipitation 50 percent. .TUESDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 40s. Northwest winds 10 to 15 mph. .WEDNESDAY...Partly cloudy. Highs in the upper 50s. Northeast winds 10 to 15 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 40s. .THURSDAY...Partly cloudy. Highs in the upper 50s. .THURSDAY NIGHT...Mostly cloudy. Lows in the mid 40s. .FRIDAY...Mostly cloudy. A chance of showers in the afternoon. Highs in the lower 60s. Chance of precipitation 50 percent. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 40s. Chance of precipitation 50 percent. .SATURDAY...Mostly cloudy. Highs around 70. .SATURDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .SUNDAY...Mostly cloudy. Highs in the mid 70s. $$ ILZ005-190015- McHenry- Including the cities of Crystal Lake, Algonquin, McHenry, and Woodstock 1143 AM CDT Mon May 18 2026 .REST OF TODAY...Cloudy. A chance of showers and thunderstorms late in the morning. Breezy. Near steady temperature in the upper 70s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 50 percent. .TONIGHT...Mostly cloudy. A slight chance of showers and thunderstorms early in the evening, then a chance of showers and thunderstorms in the late evening and early morning. Showers likely with a slight chance of thunderstorms late. Breezy with lows in the mid 60s. South winds 10 to 15 mph, increasing to southwest 15 to 20 mph after midnight. Gusts up to 30 mph. Chance of precipitation 60 percent. .TUESDAY...Mostly cloudy. A chance of showers in the morning. A slight chance of thunderstorms until late afternoon. A slight chance of showers early in the afternoon. Breezy with highs in the upper 70s. Southwest winds 15 to 20 mph, becoming west in the afternoon. Gusts up to 30 mph. Chance of precipitation 50 percent. .TUESDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 40s. Northwest winds 10 to 15 mph, becoming north 5 to 10 mph after midnight. .WEDNESDAY...Partly cloudy. Highs around 60. Northeast winds around 10 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows around 40. .THURSDAY...Partly cloudy. Highs around 60. .THURSDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows in the mid 40s. Chance of precipitation 20 percent. .FRIDAY...Mostly cloudy. A chance of showers in the afternoon. Highs in the lower 60s. Chance of precipitation 50 percent. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 40s. Chance of precipitation 50 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. $$ ILZ012-190015- Kane- Including the cities of Aurora and Elgin 1143 AM CDT Mon May 18 2026 .REST OF TODAY...Cloudy. Showers likely and a chance of thunderstorms late in the morning. Breezy. Highs in the lower 80s. Southwest winds 15 to 25 mph, becoming 15 to 20 mph in the afternoon. Chance of precipitation 70 percent. .TONIGHT...Mostly cloudy. A slight chance of showers and thunderstorms early in the evening, then a chance of showers and thunderstorms in the late evening and overnight. Breezy with lows in the mid 60s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 50 percent. .TUESDAY...Mostly cloudy. A chance of showers with a slight chance of thunderstorms until late afternoon. Breezy with highs in the upper 70s. Temperature falling into the lower 70s in the afternoon. Southwest winds 15 to 25 mph, becoming west 15 to 20 mph in the afternoon. Chance of precipitation 50 percent. .TUESDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 40s. Northwest winds 10 to 15 mph. .WEDNESDAY...Partly cloudy. Highs in the lower 60s. Northeast winds 10 to 15 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 40s. .THURSDAY...Partly cloudy. Highs in the lower 60s. .THURSDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows in the mid 40s. Chance of precipitation 20 percent. .FRIDAY...Mostly cloudy with a chance of showers. Highs in the mid 60s. Chance of precipitation 50 percent. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows around 50. Chance of precipitation 50 percent. .SATURDAY...Mostly cloudy. Highs in the lower 70s. .SATURDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .SUNDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the upper 70s. $$ ILZ013-190015- DuPage- Including the cities of Naperville, Wheaton, Downers Grove, Lombard, and Carol Stream 1143 AM CDT Mon May 18 2026 .REST OF TODAY...Cloudy. A chance of showers and thunderstorms late in the morning, then a slight chance of showers and thunderstorms early in the afternoon. Breezy. Highs in the mid 80s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 50 percent. .TONIGHT...Mostly cloudy. A slight chance of thunderstorms in the evening. A chance of showers. A chance of thunderstorms after midnight. Breezy with lows in the mid 60s. South winds 10 to 15 mph, increasing to 15 to 20 mph after midnight. Gusts up to 30 mph. Chance of precipitation 50 percent. .TUESDAY...Mostly cloudy. A slight chance of thunderstorms in the morning. A chance of showers. A chance of thunderstorms in the afternoon. Breezy with highs around 80. Southwest winds 15 to 20 mph, becoming west in the afternoon. Gusts up to 30 mph. Chance of precipitation 50 percent. .TUESDAY NIGHT...Mostly cloudy 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. .THURSDAY...Partly cloudy. Highs in the lower 60s. .THURSDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows in the upper 40s. 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...Mostly cloudy with a chance of showers. Lows in the lower 50s. Chance of precipitation 50 percent. .SATURDAY...Mostly cloudy. Highs in the lower 70s. .SATURDAY NIGHT...Mostly cloudy. A chance of showers after midnight. Lows in the mid 50s. Chance of precipitation 30 percent. .SUNDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the upper 70s. $$ ILZ020-190015- Kendall- Including the cities of Oswego, Yorkville, and Plano 1143 AM CDT Mon May 18 2026 .REST OF TODAY...Showers and a chance of thunderstorms late in the morning, then a slight chance of showers and thunderstorms in the afternoon. Breezy. Highs in the lower 80s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent. .TONIGHT...Mostly cloudy. A slight chance of thunderstorms in the evening. A chance of showers. A chance of thunderstorms after midnight. Breezy with lows in the mid 60s. South winds 10 to 15 mph, increasing to 15 to 20 mph after midnight. Gusts up to 30 mph. Chance of precipitation 50 percent. .TUESDAY...Mostly cloudy. A slight chance of thunderstorms in the morning. A chance of showers until late afternoon. A chance of thunderstorms early in the afternoon. Breezy with highs around 80. Southwest winds 15 to 20 mph, becoming west in the afternoon. Gusts up to 30 mph. Chance of precipitation 50 percent. .TUESDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 40s. Northwest winds 10 to 15 mph. .WEDNESDAY...Partly cloudy. Highs in the lower 60s. Northeast winds 10 to 15 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 40s. .THURSDAY...Partly cloudy. Highs in the mid 60s. .THURSDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows in the upper 40s. Chance of precipitation 20 percent. .FRIDAY...Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the upper 60s. Chance of precipitation 60 percent. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the lower 50s. Chance of precipitation 50 percent. .SATURDAY...Mostly cloudy. Highs in the mid 70s. .SATURDAY NIGHT...Mostly cloudy. A chance of showers in the evening. Lows in the mid 50s. Chance of precipitation 30 percent. .SUNDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the upper 70s. $$ ILZ106-190015- Northern Will- Including the cities of Joliet, Bolingbrook, Plainfield, and Mokena 1143 AM CDT Mon May 18 2026 .REST OF TODAY...Showers and a chance of thunderstorms late in the morning, then a slight chance of showers and thunderstorms in the afternoon. Breezy. Highs in the lower 80s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent. .TONIGHT...Mostly cloudy. A slight chance of showers and thunderstorms in the evening. A chance of showers and thunderstorms after midnight. Breezy with lows in the mid 60s. South winds 10 to 15 mph, increasing to 15 to 20 mph after midnight. Gusts up to 30 mph. Chance of precipitation 50 percent. .TUESDAY...Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. Breezy with highs in the lower 80s. Temperature falling into the mid 70s in the afternoon. Southwest winds 15 to 20 mph, becoming west in the afternoon. Gusts up to 30 mph. Chance of precipitation 70 percent. .TUESDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows around 50. 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. .THURSDAY...Partly cloudy. Highs in the mid 60s. .THURSDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows in the upper 40s. 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 60 percent. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the lower 50s. Chance of precipitation 50 percent. .SATURDAY...Mostly cloudy. Highs in the mid 70s. .SATURDAY NIGHT...Mostly cloudy. A chance of showers in the evening. Lows in the mid 50s. Chance of precipitation 30 percent. .SUNDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the upper 70s. $$ ILZ107-190015- Southern Will- Including the cities of Channahon, Manhattan, and Wilmington 1143 AM CDT Mon May 18 2026 .REST OF TODAY...Showers late in the morning. A chance of thunderstorms. A chance of showers in the afternoon. Breezy. Highs in the mid 80s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent. .TONIGHT...Mostly cloudy. A slight chance of showers and thunderstorms in the evening. A chance of showers and thunderstorms after midnight. Breezy with lows in the mid 60s. South winds 10 to 15 mph with gusts up to 30 mph. Chance of precipitation 50 percent. .TUESDAY...Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the morning, then showers with a chance of thunderstorms in the afternoon. Breezy with highs in the lower 80s. Temperature falling into the mid 70s in the afternoon. Southwest winds 15 to 20 mph, becoming west in the afternoon. Gusts up to 30 mph. Chance of precipitation 80 percent. .TUESDAY NIGHT...Mostly cloudy. A slight chance of showers in the evening. Lows around 50. Northwest winds around 10 mph. Chance of precipitation 20 percent. .WEDNESDAY...Partly cloudy. Highs in the lower 60s. Northeast winds 10 to 15 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 40s. .THURSDAY...Partly cloudy. Highs in the upper 60s. .THURSDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows in the upper 40s. 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 60 percent. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the lower 50s. Chance of precipitation 50 percent. .SATURDAY...Mostly cloudy. Highs in the mid 70s. .SATURDAY NIGHT...Mostly cloudy. A chance of showers in the evening. Lows in the mid 50s. Chance of precipitation 30 percent. .SUNDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the upper 70s. $$ ILZ108-190015- Eastern Will- Including the cities of Crete, Peotone, and Beecher 1143 AM CDT Mon May 18 2026 .REST OF TODAY...Showers late in the morning. A chance of thunderstorms. A chance of showers in the afternoon. Breezy. Highs in the lower 80s. Temperature falling into the mid 70s in the afternoon. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent. .TONIGHT...Mostly cloudy. A chance of showers and thunderstorms. Breezy with lows in the mid 60s. South winds 10 to 15 mph, increasing to 15 to 20 mph after midnight. Gusts up to 30 mph. Chance of precipitation 40 percent. .TUESDAY...Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the morning. Showers with a chance of thunderstorms in the afternoon. Breezy with highs in the lower 80s. Temperature falling into the mid 70s in the afternoon. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 80 percent. .TUESDAY NIGHT...Mostly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the upper 40s. Northwest winds around 10 mph. Chance of precipitation 20 percent. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the upper 50s. Northeast winds 10 to 15 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 40s. .THURSDAY...Partly cloudy. Highs in the mid 60s. .THURSDAY NIGHT...Mostly cloudy. Lows in the mid 40s. .FRIDAY...Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the upper 60s. Chance of precipitation 60 percent. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the lower 50s. Chance of precipitation 50 percent. .SATURDAY...Mostly cloudy. Highs in the mid 70s. .SATURDAY NIGHT...Mostly cloudy. A chance of showers after midnight. Lows in the mid 50s. Chance of precipitation 30 percent. .SUNDAY...Mostly cloudy. Highs in the upper 70s. $$ INZ001-190015- Lake IN- Including the cities of Gary, Hammond, and Merrillville 1143 AM CDT Mon May 18 2026 ...SEVERE THUNDERSTORM WATCH 220 IN EFFECT UNTIL 5 PM CDT THIS AFTERNOON... .REST OF TODAY...Showers and a chance of thunderstorms in the late morning and early afternoon, then a slight chance of showers and thunderstorms late. Breezy. Highs in the lower 80s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent. .TONIGHT...Mostly cloudy. A chance of showers and thunderstorms. Breezy with lows in the mid 60s. South winds 10 to 15 mph with gusts up to 30 mph. Chance of precipitation 40 percent. .TUESDAY...Mostly cloudy. A chance of showers in the morning. A slight chance of thunderstorms late in the morning, then showers with a chance of thunderstorms in the afternoon. Breezy with highs in the lower 80s. Temperature falling into the mid 70s in the afternoon. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 80 percent. .TUESDAY NIGHT...Mostly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the upper 40s. North winds 5 to 10 mph. Chance of precipitation 20 percent. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the upper 50s. North winds 10 to 15 mph. Gusts up to 25 mph in the afternoon. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 40s. .THURSDAY...Partly cloudy. Highs in the mid 60s. .THURSDAY NIGHT...Mostly cloudy. Lows in the upper 40s. .FRIDAY...Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the upper 60s. Chance of precipitation 60 percent. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the lower 50s. Chance of precipitation 50 percent. .SATURDAY...Mostly cloudy. Highs in the lower 70s. .SATURDAY NIGHT...Mostly cloudy. A chance of showers after midnight. Lows in the mid 50s. Chance of precipitation 30 percent. .SUNDAY...Mostly cloudy. Highs in the mid 70s. $$ INZ002-190015- Porter- Including the cities of Portage, Valparaiso, and Chesterton 1143 AM CDT Mon May 18 2026 ...SEVERE THUNDERSTORM WATCH 220 IN EFFECT UNTIL 5 PM CDT THIS AFTERNOON... .REST OF TODAY...Showers and a chance of thunderstorms in the late morning and early afternoon, then a slight chance of showers and thunderstorms late. Breezy. Highs in the lower 80s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent. .TONIGHT...Mostly cloudy. A chance of showers with a slight chance of thunderstorms. Breezy with lows in the mid 60s. South winds 10 to 15 mph with gusts up to 30 mph. Chance of precipitation 40 percent. .TUESDAY...Mostly cloudy. A chance of showers in the morning. A slight chance of thunderstorms late in the morning, then showers likely with a chance of thunderstorms in the afternoon. Breezy with highs in the lower 80s. Temperature falling into the mid 70s in the afternoon. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 70 percent. .TUESDAY NIGHT...Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the evening. Lows in the upper 40s. North winds around 10 mph. Chance of precipitation 40 percent. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the upper 50s. North winds 10 to 15 mph. Gusts up to 25 mph in the afternoon. .WEDNESDAY NIGHT...Partly cloudy. Near steady temperature in the upper 40s. .THURSDAY...Partly cloudy. Highs in the mid 60s. .THURSDAY NIGHT...Mostly cloudy. Lows in the upper 40s. .FRIDAY...Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the upper 60s. Chance of precipitation 60 percent. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the lower 50s. Chance of precipitation 50 percent. .SATURDAY...Mostly cloudy. Highs in the lower 70s. .SATURDAY NIGHT...Mostly cloudy. A chance of showers after midnight. Lows in the mid 50s. Chance of precipitation 30 percent. .SUNDAY...Mostly cloudy. Highs in the mid 70s. $$ ILZ003-190015- Winnebago- Including the city of Rockford 1143 AM CDT Mon May 18 2026 .REST OF TODAY...Cloudy. A chance of showers and thunderstorms late in the morning. Breezy. Near steady temperature in the upper 70s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 50 percent. .TONIGHT...Mostly cloudy. A slight chance of showers and thunderstorms in the evening. A chance of showers and thunderstorms after midnight, then showers likely with a slight chance of thunderstorms late. Breezy with lows in the mid 60s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 60 percent. .TUESDAY...Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the morning. Breezy with highs in the mid 70s. Southwest winds 15 to 20 mph, becoming west in the afternoon. Gusts up to 30 mph. Chance of precipitation 50 percent. .TUESDAY NIGHT...Mostly cloudy in the evening, then clearing. Lows in the mid 40s. Northwest winds 10 to 15 mph. .WEDNESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 60s. Northeast winds around 10 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows around 40. .THURSDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs in the lower 60s. .THURSDAY NIGHT...Mostly cloudy. Lows in the mid 40s. .FRIDAY...Mostly cloudy with a 50 percent chance of showers. Highs in the mid 60s. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 40s. Chance of precipitation 50 percent. .SATURDAY...Mostly cloudy. Highs in the lower 70s. .SATURDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 50s. .SUNDAY...Partly cloudy. Highs in the upper 70s. $$ ILZ004-190015- Boone- Including the city of Belvidere 1143 AM CDT Mon May 18 2026 .REST OF TODAY...Cloudy. A chance of showers and thunderstorms late in the morning. Breezy. Near steady temperature in the upper 70s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 50 percent. .TONIGHT...Mostly cloudy. A slight chance of showers and thunderstorms early in the evening, then a chance of showers and thunderstorms in the late evening and early morning. Showers likely with a slight chance of thunderstorms late. Breezy with lows in the mid 60s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 60 percent. .TUESDAY...Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the morning, then a slight chance of showers early in the afternoon. Breezy with highs in the mid 70s. Southwest winds 15 to 25 mph, becoming west 15 to 20 mph in the afternoon. Chance of precipitation 50 percent. .TUESDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 40s. Northwest winds 10 to 15 mph, becoming north 5 to 10 mph after midnight. .WEDNESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 60s. Northeast winds around 10 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows around 40. .THURSDAY...Partly cloudy. Highs in the lower 60s. .THURSDAY NIGHT...Mostly cloudy. Lows in the mid 40s. .FRIDAY...Mostly cloudy with a 50 percent chance of showers. Highs in the lower 60s. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 40s. Chance of precipitation 50 percent. .SATURDAY...Mostly cloudy. Highs in the lower 70s. .SATURDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .SUNDAY...Partly cloudy. Highs in the upper 70s. $$ ILZ008-190015- Ogle- Including the cities of Rochelle, Oregon, and Byron 1143 AM CDT Mon May 18 2026 .REST OF TODAY...Cloudy. A chance of showers and a slight chance of thunderstorms late in the morning. Breezy. Highs in the lower 80s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 50 percent. .TONIGHT...Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Showers likely with a slight chance of thunderstorms late. Breezy with lows in the mid 60s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 60 percent. .TUESDAY...Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the morning. Breezy with highs in the mid 70s. Southwest winds 15 to 20 mph, becoming west in the afternoon. Gusts up to 30 mph. Chance of precipitation 50 percent. .TUESDAY NIGHT...Mostly cloudy in the evening, then clearing. Lows in the mid 40s. Northwest winds 10 to 15 mph. .WEDNESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 60s. Northeast winds 5 to 10 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows around 40. .THURSDAY...Partly cloudy in the morning, then becoming mostly cloudy. Highs in the mid 60s. .THURSDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows in the mid 40s. Chance of precipitation 20 percent. .FRIDAY...Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the mid 60s. Chance of precipitation 60 percent. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the upper 40s. Chance of precipitation 50 percent. .SATURDAY...Mostly cloudy. Highs in the mid 70s. .SATURDAY NIGHT...Partly cloudy. Lows in the lower 50s. .SUNDAY...Partly cloudy. Highs in the upper 70s. $$ ILZ011-190015- De Kalb- Including the cities of DeKalb and Sycamore 1143 AM CDT Mon May 18 2026 .REST OF TODAY...Cloudy. Showers likely and a chance of thunderstorms late in the morning. Breezy. Near steady temperature in the upper 70s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 70 percent. .TONIGHT...Mostly cloudy. A slight chance of showers and thunderstorms in the evening. A chance of showers and thunderstorms after midnight. Breezy with lows in the lower 60s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 50 percent. .TUESDAY...Mostly cloudy. A chance of showers in the morning. A slight chance of thunderstorms until late afternoon. A slight chance of showers early in the afternoon. Breezy with highs in the upper 70s. Temperature falling into the lower 70s in the afternoon. Southwest winds 15 to 25 mph, becoming west 15 to 20 mph in the afternoon. Chance of precipitation 50 percent. .TUESDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 40s. Northwest winds 10 to 15 mph. .WEDNESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the lower 60s. Northeast winds 10 to 15 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 40s. .THURSDAY...Partly cloudy. Highs in the mid 60s. .THURSDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows in the mid 40s. Chance of precipitation 20 percent. .FRIDAY...Mostly cloudy with a chance of showers. Highs in the mid 60s. Chance of precipitation 50 percent. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows around 50. Chance of precipitation 50 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. $$ ILZ010-190015- Lee- Including the city of Dixon 1143 AM CDT Mon May 18 2026 .REST OF TODAY...Cloudy. A chance of showers and thunderstorms late in the morning. Breezy. Near steady temperature in the upper 70s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 50 percent. .TONIGHT...Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then showers likely with a chance of thunderstorms after midnight. Breezy with lows in the mid 60s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 60 percent. .TUESDAY...Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the morning, then a slight chance of showers early in the afternoon. Breezy with highs in the mid 70s. Southwest winds 15 to 20 mph, becoming west in the afternoon. Gusts up to 30 mph. Chance of precipitation 50 percent. .TUESDAY NIGHT...Mostly cloudy in the evening, then clearing. Lows in the mid 40s. Northwest winds 10 to 15 mph. .WEDNESDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the mid 60s. Northeast winds 10 to 15 mph, diminishing to 5 to 10 mph in the afternoon. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 40s. .THURSDAY...Partly cloudy. Highs in the mid 60s. .THURSDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows in the mid 40s. Chance of precipitation 20 percent. .FRIDAY...Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the mid 60s. Chance of precipitation 60 percent. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows around 50. Chance of precipitation 50 percent. .SATURDAY...Mostly cloudy. Highs in the mid 70s. .SATURDAY NIGHT...Mostly cloudy. Lows in the lower 50s. .SUNDAY...Partly cloudy. Highs in the upper 70s. $$ ILZ019-190015- La Salle- Including the cities of Ottawa, Streator, La Salle, Mendota, and Marseilles 1143 AM CDT Mon May 18 2026 .REST OF TODAY...Showers and a chance of thunderstorms late in the morning, then a slight chance of showers and thunderstorms in the afternoon. Breezy. Highs in the lower 80s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent. .TONIGHT...Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then showers likely with a chance of thunderstorms after midnight. Breezy with lows in the mid 60s. South winds 10 to 15 mph, increasing to 15 to 20 mph after midnight. Gusts up to 30 mph. Chance of precipitation 60 percent. .TUESDAY...Mostly cloudy. A slight chance of thunderstorms in the morning. A chance of showers. A chance of thunderstorms in the afternoon. Breezy with highs around 80. Temperature falling into the lower 70s in the afternoon. Southwest winds 15 to 25 mph, becoming west 15 to 20 mph in the afternoon. Chance of precipitation 50 percent. .TUESDAY NIGHT...Mostly cloudy 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. .THURSDAY...Partly cloudy. Highs in the upper 60s. .THURSDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows in the upper 40s. 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 60 percent. .FRIDAY NIGHT...Mostly cloudy. A chance of showers in the evening. Lows in the lower 50s. Chance of precipitation 50 percent. .SATURDAY...Mostly cloudy. Highs in the mid 70s. .SATURDAY NIGHT...Mostly cloudy. A chance of showers in the evening. Lows in the mid 50s. Chance of precipitation 30 percent. .SUNDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs around 80. $$ ILZ021-190015- Grundy- Including the cities of Morris, Coal City, and Minooka 1143 AM CDT Mon May 18 2026 .REST OF TODAY...Showers and a chance of thunderstorms late in the morning, then a slight chance of showers and thunderstorms in the afternoon. Breezy. Highs in the mid 80s. Temperature falling into the upper 70s in the afternoon. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent. .TONIGHT...Mostly cloudy. A slight chance of showers and thunderstorms in the evening. A chance of showers and thunderstorms after midnight. Breezy with lows in the upper 60s. South winds 10 to 15 mph, increasing to 15 to 20 mph after midnight. Gusts up to 30 mph. Chance of precipitation 50 percent. .TUESDAY...Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. Breezy with highs in the lower 80s. Temperature falling into the mid 70s in the afternoon. Southwest winds 15 to 20 mph, becoming west in the afternoon. Gusts up to 30 mph. Chance of precipitation 70 percent. .TUESDAY NIGHT...Mostly cloudy. Lows in the lower 50s. Northwest winds around 10 mph. .WEDNESDAY...Partly cloudy. Highs in the mid 60s. Northeast winds 10 to 15 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 40s. .THURSDAY...Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 60s. .THURSDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows in the upper 40s. 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 60 percent. .FRIDAY NIGHT...Mostly cloudy. A chance of showers in the evening. Lows in the mid 50s. Chance of precipitation 50 percent. .SATURDAY...Mostly cloudy. Highs in the mid 70s. .SATURDAY NIGHT...Mostly cloudy. A chance of showers in the evening. Lows in the mid 50s. Chance of precipitation 30 percent. .SUNDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the lower 80s. $$ ILZ032-190015- Livingston- Including the cities of Pontiac, Dwight, and Fairbury 1143 AM CDT Mon May 18 2026 .REST OF TODAY...Showers and a chance of thunderstorms late in the morning, then a slight chance of showers and thunderstorms in the afternoon. Breezy. Highs in the mid 80s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent. .TONIGHT...Mostly cloudy. A slight chance of showers and thunderstorms early in the evening. A chance of showers and thunderstorms after midnight. Breezy with lows in the upper 60s. South winds 10 to 15 mph, increasing to 15 to 20 mph after midnight. Gusts up to 30 mph. Chance of precipitation 50 percent. .TUESDAY...Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the morning, then showers with a chance of thunderstorms in the afternoon. Breezy with highs in the lower 80s. Temperature falling into the mid 70s in the afternoon. Southwest winds 15 to 25 mph, becoming west 15 to 20 mph in the afternoon. Chance of precipitation 90 percent. .TUESDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. A slight chance of showers in the evening. Lows in the lower 50s. Northwest winds 10 to 15 mph. Chance of precipitation 20 percent. .WEDNESDAY...Partly cloudy. Highs in the mid 60s. Northeast winds 10 to 15 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 40s. .THURSDAY...Partly cloudy. Highs in the upper 60s. .THURSDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows in the upper 40s. Chance of precipitation 20 percent. .FRIDAY...Showers likely. Highs in the upper 60s. Chance of precipitation 70 percent. .FRIDAY NIGHT...Mostly cloudy. A chance of showers in the evening. Lows in the mid 50s. Chance of precipitation 50 percent. .SATURDAY...Mostly cloudy. Highs in the upper 70s. .SATURDAY NIGHT...Mostly cloudy. A chance of showers in the evening. Lows in the upper 50s. Chance of precipitation 30 percent. .SUNDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the lower 80s. $$ ILZ023-190015- Kankakee- Including the cities of Kankakee, Bourbonnais, and Bradley 1143 AM CDT Mon May 18 2026 .REST OF TODAY...Showers late in the morning. A chance of thunderstorms. A chance of showers in the afternoon. Breezy. Highs in the mid 80s. Temperature falling into the mid 70s in the afternoon. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent. .TONIGHT...Mostly cloudy. A slight chance of showers and thunderstorms early in the evening. A chance of showers and thunderstorms after midnight. Lows in the mid 60s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 40 percent. .TUESDAY...Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the morning. Showers with a chance of thunderstorms in the afternoon. Breezy with highs in the lower 80s. Temperature falling into the mid 70s in the afternoon. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 90 percent. .TUESDAY NIGHT...Mostly cloudy. A slight chance of showers and thunderstorms in the evening. Lows around 50. Northwest winds 5 to 10 mph. Chance of precipitation 20 percent. .WEDNESDAY...Partly cloudy. Highs in the lower 60s. Northeast winds 10 to 15 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 40s. .THURSDAY...Partly cloudy. Highs in the upper 60s. .THURSDAY NIGHT...Mostly cloudy. Lows in the upper 40s. .FRIDAY...Mostly cloudy. A chance of showers in the morning, thenshowers likely in the afternoon. Highs in the upper 60s. Chance of precipitation 60 percent. .FRIDAY NIGHT...Mostly cloudy. A chance of showers in the evening. Lows in the lower 50s. Chance of precipitation 50 percent. .SATURDAY...Mostly cloudy. Highs in the mid 70s. .SATURDAY NIGHT...Mostly cloudy. Lows in the mid 50s. .SUNDAY...Mostly cloudy. Highs in the upper 70s. $$ ILZ039-190015- Ford- Including the cities of Paxton and Gibson City 1143 AM CDT Mon May 18 2026 .REST OF TODAY...Showers late in the morning. A chance of thunderstorms. A chance of showers in the afternoon. Breezy. Highs in the lower 80s. Southwest winds 15 to 25 mph with gusts up to 30 mph. Chance of precipitation near 100 percent. .TONIGHT...Mostly cloudy. A slight chance of showers in the evening. A slight chance of thunderstorms. A chance of showers after midnight. Breezy with lows in the upper 60s. South winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 40 percent. .TUESDAY...Mostly cloudy. A chance of showers in the morning. A chance of thunderstorms. Showers in the afternoon. Breezy with highs in the lower 80s. Temperature falling into the mid 70s in the afternoon. Southwest winds 15 to 25 mph, becoming west 15 to 20 mph in the afternoon. Chance of precipitation 90 percent. .TUESDAY NIGHT...Mostly cloudy in the evening, then becoming partly cloudy. A chance of showers and thunderstorms in the evening. Lows in the lower 50s. Northwest winds 10 to 15 mph. Chance of precipitation 40 percent. .WEDNESDAY...Partly cloudy. Highs in the mid 60s. Northeast winds 10 to 15 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 40s. .THURSDAY...Partly cloudy. Highs in the upper 60s. .THURSDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows in the upper 40s. Chance of precipitation 20 percent. .FRIDAY...Showers likely. Highs in the upper 60s. Chance of precipitation 70 percent. .FRIDAY NIGHT...Mostly cloudy. A chance of showers in the evening. Lows in the mid 50s. Chance of precipitation 50 percent. .SATURDAY...Mostly cloudy. Highs in the mid 70s. .SATURDAY NIGHT...Mostly cloudy. A chance of showers in the evening. Lows in the upper 50s. Chance of precipitation 30 percent. .SUNDAY...Mostly cloudy. Highs around 80. $$ ILZ033-190015- Iroquois- Including the cities of Watseka and Gilman 1143 AM CDT Mon May 18 2026 .REST OF TODAY...Showers late in the morning. A chance of thunderstorms. A chance of showers in the afternoon. Breezy. Highs in the lower 80s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent. .TONIGHT...Mostly cloudy. A chance of thunderstorms in the evening. A chance of showers. A slight chance of thunderstorms after midnight. Lows in the upper 60s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 30 percent. .TUESDAY...Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the morning, then showers with a chance of thunderstorms in the afternoon. Breezy with highs in the mid 80s. Temperature falling into the mid 70s in the afternoon. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 90 percent. .TUESDAY NIGHT...Mostly cloudy. A chance of showers and thunderstorms in the evening. Lows in the lower 50s. Northwest winds 5 to 10 mph. Chance of precipitation 40 percent. .WEDNESDAY...Partly cloudy. Highs in the mid 60s. Northeast winds 10 to 15 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 40s. .THURSDAY...Partly cloudy. Highs in the upper 60s. .THURSDAY NIGHT...Mostly cloudy. A slight chance of showers after midnight. Lows in the upper 40s. Chance of precipitation 20 percent. .FRIDAY...Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the upper 60s. Chance of precipitation 70 percent. .FRIDAY NIGHT...Mostly cloudy. A chance of showers in the evening. Lows in the mid 50s. Chance of precipitation 50 percent. .SATURDAY...Mostly cloudy. Highs in the mid 70s. .SATURDAY NIGHT...Mostly cloudy. A chance of showers in the evening. Lows in the mid 50s. Chance of precipitation 30 percent. .SUNDAY...Mostly cloudy. Highs around 80. $$ INZ010-190015- Newton- Including the cities of Roselawn, Kentland, and Morocco 1143 AM CDT Mon May 18 2026 ...SEVERE THUNDERSTORM WATCH 220 IN EFFECT UNTIL 5 PM CDT THIS AFTERNOON... .REST OF TODAY...Showers late in the morning. A chance of thunderstorms. A chance of showers in the afternoon. Breezy. Highs in the lower 80s. Temperature falling into the mid 70s in the afternoon. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent. .TONIGHT...Mostly cloudy. A chance of showers and thunderstorms early in the evening. A slight chance of showers and thunderstorms after midnight. Lows in the mid 60s. South winds 10 to 15 mph. Gusts up to 25 mph after midnight. Chance of precipitation 30 percent. .TUESDAY...Mostly cloudy. A chance of showers in the morning. A slight chance of thunderstorms late in the morning, then showers with a chance of thunderstorms in the afternoon. Breezy with highs in the lower 80s. Temperature falling into the mid 70s in the afternoon. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 80 percent. .TUESDAY NIGHT...Mostly cloudy. A chance of showers and thunderstorms in the evening. A slight chance of showers after midnight. Lows in the lower 50s. Northwest winds 5 to 10 mph, becoming north after midnight. Chance of precipitation 40 percent. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the lower 60s. North winds 10 to 15 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 40s. .THURSDAY...Partly cloudy. Highs in the mid 60s. .THURSDAY NIGHT...Mostly cloudy. Lows in the upper 40s. .FRIDAY...Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Highs in the upper 60s. Chance of precipitation 60 percent. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 50s. Chance of precipitation 50 percent. .SATURDAY...Mostly cloudy. Highs in the mid 70s. .SATURDAY NIGHT...Mostly cloudy. A chance of showers in the evening. Lows in the mid 50s. Chance of precipitation 30 percent. .SUNDAY...Mostly cloudy. Highs in the upper 70s. $$ INZ011-190015- Jasper- Including the cities of Rensselaer and DeMotte 1143 AM CDT Mon May 18 2026 ...SEVERE THUNDERSTORM WATCH 220 IN EFFECT UNTIL 5 PM CDT THIS AFTERNOON... .REST OF TODAY...Showers in the late morning and early afternoon. A chance of thunderstorms. A chance of showers late. Breezy. Highs in the lower 80s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent. .TONIGHT...Mostly cloudy. A chance of showers with a slight chance of thunderstorms. Lows in the mid 60s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 40 percent. .TUESDAY...Mostly cloudy. A chance of showers in the morning. A slight chance of thunderstorms late in the morning, then showers likely with a chance of thunderstorms in the afternoon. Breezy with highs in the lower 80s. Temperature falling into the mid 70s in the afternoon. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 70 percent. .TUESDAY NIGHT...Mostly cloudy. A chance of showers and thunderstorms in the evening. A slight chance of showers after midnight. Lows in the lower 50s. Northwest winds 5 to 10 mph. Chance of precipitation 50 percent. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the lower 60s.North winds 10 to 15 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 40s. .THURSDAY...Partly cloudy. Highs in the mid 60s. .THURSDAY NIGHT...Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 40s. .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...Mostly cloudy with a chance of showers. Lows in the mid 50s. Chance of precipitation 50 percent. .SATURDAY...Mostly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the mid 70s. Chance of precipitation 30 percent. .SATURDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 50s. Chance of precipitation 30 percent. .SUNDAY...Mostly cloudy. Highs in the upper 70s. $$ INZ019-190015- Benton- Including the cities of Fowler and Oxford 1243 PM EDT Mon May 18 2026 ...SEVERE THUNDERSTORM WATCH 220 IN EFFECT UNTIL 6 PM EDT THIS EVENING... .REST OF TODAY...Showers in the late morning and early afternoon. A chance of thunderstorms. A chance of showers late. Breezy. Highs in the lower 80s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent. .TONIGHT...Mostly cloudy. A chance of showers and thunderstorms early in the evening. A slight chance of thunderstorms after midnight. A slight chance of showers after midnight. Lows in the upper 60s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 30 percent. .TUESDAY...Mostly cloudy. A chance of showers in the morning. A slight chance of thunderstorms late in the morning, then showers likely with a chance of thunderstorms in the afternoon. Breezy with highs in the lower 80s. Temperature falling into the mid 70s in the afternoon. Southwest winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 70 percent. .TUESDAY NIGHT...Mostly cloudy. A chance of showers and thunderstorms in the evening, then a slight chance of showers after midnight. Lows in the mid 50s. Northwest winds 5 to 10 mph, becoming north after midnight. Chance of precipitation 50 percent. .WEDNESDAY...Mostly cloudy in the morning, then becoming partly cloudy. Highs in the mid 60s. North winds 10 to 15 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 40s. .THURSDAY...Partly cloudy. Highs in the mid 60s. .THURSDAY NIGHT...Mostly cloudy. Lows in the upper 40s. .FRIDAY...Mostly cloudy. A chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the upper 60s. Chance of precipitation 70 percent. .FRIDAY NIGHT...Mostly cloudy with a chance of showers. Lows in the mid 50s. Chance of precipitation 50 percent. .SATURDAY...Mostly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the mid 70s. Chance of precipitation 30 percent. .SATURDAY NIGHT...Mostly cloudy. A chance of showers in the evening. Lows in the upper 50s. Chance of precipitation 30 percent. .SUNDAY...Mostly cloudy. Highs in the upper 70s. $$