WUUS53 KLOT 212047 SVRLOT ILC097-111-212130- /O.NEW.KLOT.SV.W.0132.250921T2047Z-250921T2130Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Chicago/Romeoville 347 PM CDT Sun Sep 21 2025 The National Weather Service in Chicago has issued a * Severe Thunderstorm Warning for... Northwestern Lake County in northeastern Illinois... East central McHenry County in northeastern Illinois... * Until 430 PM CDT. * At 347 PM CDT, a severe thunderstorm was located over McHenry, moving east at 20 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Grandwood Park, Wauconda, McCullom Lake, Lake Villa, Old Mill Creek, Gages Lake, Fox Lake Hills, Fox Lake, Mundelein, Holiday Hills, McHenry, Round Lake Beach, Lakemoor, Johnsburg, Ringwood, Hainesville, Pistakee Highlands, Grayslake, Island Lake, Round Lake Park, Wonder Lake, Round Lake Heights, Antioch, Prairie Grove, and Libertyville. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4249 8796 4225 8794 4225 8835 4240 8837 4250 8807 TIME...MOT...LOC 2047Z 256DEG 19KT 4234 8826 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Borchardt