Headline:
Flood Advisory issued June 21 at 1:10PM CDT until June 21 at 5:00PM CDT by NWS St Louis MO
Event:
Flood Advisory
Urgency:
Expected
Effective:
June 21, 2026 - 11:10am
Expires:
June 21, 2026 - 3:00pm
Description:
* 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.
Instruction:
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
Area Description:
St. Charles, MO; St. Louis, MO; St. Louis City, MO
Forcast Office:
NWS St Louis MO
Sender: