Full Notification

The National Weather Service in St Louis has issued a

* Severe Thunderstorm Warning for... Monroe County in southwestern Illinois... Western Randolph County in southwestern Illinois... St. Clair County in southwestern Illinois... Northeastern Jefferson County in east central Missouri... South central St. Louis County in east central Missouri...

* Until 730 PM CDT.

* At 626 PM CDT, severe thunderstorms were located along a line extending from Sunset Hills to near Olympian Village, moving east at 45 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... Belleville, O'Fallon, East St. Louis, Arnold, Fairview Heights, Cahokia, Swansea, Shiloh, Festus, Waterloo, Columbia, Mascoutah, Pevely, Centreville, Crystal City, Lebanon, Freeburg, Caseyville, Dupo, and Millstadt. This includes the following highways... Interstate 64 in Illinois between exits 12 and 27. Interstate 55 in Missouri between exits 174 and 191. This also includes Mastodon Historic Site and Gov. Dunklin's Grave Historic Site.

* AFFECTED AREAS: MONROE, IL ... RANDOLPH, IL ... ST. CLAIR, IL ... JEFFERSON, MO ... ST. LOUIS, MO

Instructions:

Remain alert for a possible tornado! Tornadoes can develop quickly from severe thunderstorms. If you spot a tornado go at once into the basement or small central room in a sturdy structure. For your protection move to an interior room on the lowest floor of a building. A Tornado Watch remains in effect until 1000 PM CDT for south central and southwestern Illinois...and southeastern and east central Missouri.