Full Notification

* WHAT...Urban areas and small streams flooding caused by excessive rainfall is expected.

* WHERE...Portions of southwest Illinois, including the following counties, southeastern Calhoun, south central Jersey and northwestern Saint Clair and east central Missouri, including the following counties and independent city, northeastern Saint Charles, Saint Louis and Saint Louis City.

* WHEN...Until 245 AM CDT.

* IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. Streams continue to rise due to excess runoff from earlier rainfall. Expect many areas of slow moving or standing water. It will take several hours for all the water from these storms to work through local drainage systems in urban areas.

* ADDITIONAL DETAILS... - At 850 PM CDT, Doppler radar and automated rain gauges indicated heavy rain due to thunderstorms. Flooding is ongoing or expected to begin shortly in the warned area. Between 2 and 4 inches of rain have fallen. - Additional rainfall amounts up to 1 inch are possible in the warned area. - Some locations that will experience flooding include... St. Louis, St. Charles, St. Peters, Florissant, Chesterfield, Wildwood, University City, Ballwin, Alton, Kirkwood, Maryland Heights, East St. Louis, Hazelwood, Webster Groves, Ferguson, Manchester, Godfrey, Creve Coeur, Overland and Clayton.

* AFFECTED AREAS: CALHOUN, IL ... JERSEY, IL ... ST. CLAIR, IL ... ST. CHARLES, MO ... ST. LOUIS, MO ... ST. LOUIS CITY, MO

Instructions:

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.