NZUS99 KLOT 141947 WRKLFP ILZ005-006-012-013-103>108-INZ001-151200- Chicago Metropolitan Forecast National Weather Service Chicago/Romeoville, IL 247 PM CDT Tue Apr 14 2026 ...TORNADO WATCH 109 IN EFFECT UNTIL 10 PM CDT THIS EVENING FOR LAKE COUNTY ILLINOIS...MCHENRY COUNTY...KANE COUNTY... .TONIGHT...Showers and thunderstorms likely in the evening. Some thunderstorms may produce damaging winds, large hail, and tornadoes in the evening. A chance of thunderstorms after midnight. Lows in the lower 60s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 70 percent. .WEDNESDAY...Showers with a chance of thunderstorms. Highs in the mid 70s. Southwest winds 10 to 15 mph with gusts up to 20 mph. Chance of precipitation 90 percent. .WEDNESDAY NIGHT...A chance of thunderstorms. Showers until early morning, then a chance of showers late. Lows in the upper 50s. Southwest winds 10 to 15 mph with gusts up to 20 mph, diminishing to 5 to 10 mph after midnight. Chance of precipitation 90 percent. .THURSDAY...Mostly cloudy with a chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the lower 70s. Southwest winds 5 to 10 mph. Gusts up to 20 mph in the afternoon. Chance of precipitation 50 percent. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 50s. North winds 5 to 10 mph, becoming east after midnight. .FRIDAY...Mostly cloudy. Highs in the upper 70s inland, but only around 70 near the lake. .FRIDAY NIGHT...Mostly cloudy with a chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Lows in the mid 50s. Chance of precipitation 90 percent. .SATURDAY...Showers likely, mainly in the morning. Breezy with highs in the upper 60s. Chance of precipitation 70 percent. .SATURDAY NIGHT...Partly cloudy. Lows in the mid 30s. .SUNDAY...Partly cloudy and breezy. Highs in the lower 50s. .SUNDAY NIGHT...Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 30s. .MONDAY...Mostly sunny. Highs in the mid 50s inland, but only in the lower 50s near the lake. .MONDAY NIGHT...Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 30s. .TUESDAY...Partly cloudy in the morning, then clearing. Highs in the mid 60s inland, but only in the lower 60s near the lake. $$