Full Notification

At 833 PM CDT, severe thunderstorms were located along a line extending from Granite City to Green Park to Dardenne Prairie, moving southeast at 30 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... St. Louis, St. Charles, St. Peters, Florissant, Chesterfield, Belleville, Wildwood, University City, Ballwin, Granite City, Wentzville, O'Fallon, Kirkwood, Maryland Heights, East St. Louis, Hazelwood, Collinsville, Edwardsville, Webster Groves and Ferguson. This also includes Babler Memorial State Park, Scott Joplin Historic Site, Castlewood State Park, Mastodon Historic Site, First Missouri State Capitol Historic Site, and Horseshoe Lake State Park. This includes the following highways... Interstate 64 in Illinois between exits 9 and 23. Interstate 44 in Missouri between exits 269 and 277. Interstate 55 in Missouri between exits 185 and 191. Interstate 70 in Missouri between exits 212 and 231.

* AFFECTED AREAS: MADISON, IL ... JEFFERSON, MO ... ST. CLAIR, IL ... ST. LOUIS CITY, MO ... MONROE, IL ... ST. CHARLES, MO ... ST. LOUIS, MO

Instructions:

For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with these storms, and may lead to flash flooding. Do not drive your vehicle through flooded roadways.