Missouri Flood Warning | Effective 05/02/2026 08:06

Headline: 
Flood Warning issued May 2 at 10:06AM CDT until May 4 at 11:48PM CDT by NWS St Louis MO
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
May 2, 2026 - 8:06am
Expires: 
May 3, 2026 - 8:15pm
Description: 
...The Flood Warning continues for the following river in Missouri... Meramec River near Arnold. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Meramec River near Arnold. * WHEN...Until Monday evening. * ADDITIONAL DETAILS... - At 9:30 AM CDT Saturday the stage was 26.4 feet. - Forecast...The river is expected to fall below flood stage Sunday afternoon. - Flood stage is 24.0 feet.
Instruction: 
Motorists should not attempt to drive around barricades or drive cars through flooded areas. This product, along with additional weather and stream information, is available at https://water.noaa.gov/wfo/lsx
Area Description: 
Jefferson, MO; St. Louis, MO
Forcast Office: 
NWS St Louis MO
Sender: 
w-nws.webmaster@noaa.gov