Missouri Flood Warning - Severe | Effective 05/22/2026 18:11

Headline: 
Flood Warning issued May 22 at 8:11PM CDT until May 24 at 5:00PM CDT by NWS St Louis MO
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
May 22, 2026 - 6:11pm
Expires: 
May 24, 2026 - 6:15am
Description: 
...The Flood Warning continues for the Missouri river at the following locations... Missouri River near Chamois. Missouri River at Hermann. 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...Missouri River at Hermann. * WHEN...Until Sunday afternoon. * ADDITIONAL DETAILS... - At 7:30 PM CDT Friday the stage was 21.6 feet. - Forecast...The river is expected to fall below flood stage late tomorrow morning and continue falling to 11.7 feet Friday, May 29. - Flood stage is 21.0 feet.
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. 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: 
Gasconade, MO; Montgomery, MO
Forcast Office: 
NWS St Louis MO
Sender: 
w-nws.webmaster@noaa.gov