Flood Advisory

* WHAT...Urban area and small stream flooding caused by excessive rainfall is expected.

* WHERE...Saint Charles County in east central Missouri... Saint Louis County in east central Missouri... Saint Louis City in east central Missouri...

* WHEN...Until 500 PM CDT.

* IMPACTS...Water over roadways. Overflowing poor drainage areas. Ponding of water in urban or other areas is occurring or is imminent.

* ADDITIONAL DETAILS... - At 109 PM CDT, Doppler radar indicated heavy rain due to thunderstorms. This will cause urban and small stream flooding. Expect 1 to 3 inches of rain in a short period of time. - Additional rainfall amounts up to 1 inch are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... St. Louis, O'Fallon, St. Charles, St. Peters, Florissant, Chesterfield, Wildwood, University City, Ballwin, Wentzville, Kirkwood, Maryland Heights, Hazelwood, Webster Groves, Ferguson, Manchester, Creve Coeur and Overland.