Severe Thunderstorm Warning

Locations Affected

Chicago, IL ∙ Cicero, IL ∙ Oak Lawn, IL ∙ Oak Park, IL ∙ Berwyn, IL ∙ Wheaton, IL ∙ Highland Hills, IL ∙ Hines, IL ∙ Elmhurst, IL ∙ Forest Park, IL

Full Alert Message

BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Chicago/Romeoville 227 AM CDT Sun Aug 17 2025 The National Weather Service in Chicago has issued a * Severe Thunderstorm Warning for... Northeastern DuPage County in northeastern Illinois... Northern Cook County in northeastern Illinois... * Until 315 AM CDT. * At 226 AM CDT, severe thunderstorms were located along a line extending from Rosemont to Northlake to Elmhurst to Glen Ellyn, moving southeast at 45 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Belmont Cragin, Westchester, Dunning, West Town, Glendale Heights, Chicago Lawn, Englewood, Oak Lawn, Merrionette Park, Bellwood, Berkeley, Summit, Austin, West Garfield Park, Hillside, Near North Side, Oakbrook Terrace, Northlake, Stickney, York Center, Logan Square, Westmont, Lower West Side, Avalon Park, and Rosemont. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. Large hail, damaging wind, and continuous cloud to ground lightning are occurring with these storms. Move indoors immediately. Lightning is one of nature's leading killers. Remember, if you can hear thunder, you are close enough to be struck by lightning. Torrential rainfall is occurring with these storms, and may lead to flash flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 4162 8765 4180 8802 4187 8813 4195 8818 4198 8813 4205 8795 4196 8764 4190 8762 4189 8761 4188 8762 4187 8761 4183 8760 4178 8757 4178 8756 4176 8756 4176 8754 4174 8753 4174 8754 4161 8752 TIME...MOT...LOC 0726Z 310DEG 38KT 4198 8788 4189 8791 4188 8795 4185 8808 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<.75 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH

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