Missouri Flood Warning | Effective 04/30/2026 09:26

Headline: 
Flood Warning issued April 30 at 11:26AM CDT until May 2 at 7:00AM CDT by NWS St Louis MO
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
April 30, 2026 - 9:26am
Expires: 
May 1, 2026 - 9:30pm
Description: 
...The Flood Warning is extended for the following rivers in Missouri... Missouri River at St. Charles. ...The Flood Warning continues for the following rivers in Missouri... Missouri River at Hermann. Missouri River near Chamois. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is forecast. * WHERE...Missouri River near Chamois. * WHEN...Until Saturday morning. * IMPACTS...At 17.0 feet, Flood Stage: Lower lying bottom land begins to flood. * ADDITIONAL DETAILS... - At 1:30 PM CDT Tuesday, April 28 the stage was 14.9 feet. - Forecast...The river is expected to rise to a crest of 17.4 feet this afternoon. It will then fall below flood stage this evening. - Flood stage is 17.0 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: 
Callaway, MO; Osage, MO
Forcast Office: 
NWS St Louis MO
Sender: 
w-nws.webmaster@noaa.gov