Missouri Flood Warning | Effective 05/20/2026 10:40

Headline: 
Flood Warning issued May 20 at 12:40PM CDT until May 25 at 5:30PM CDT by NWS St Louis MO
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
May 20, 2026 - 10:40am
Expires: 
May 21, 2026 - 10:45pm
Description: 
...The Flood Warning is extended for the following rivers in Missouri... 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...From this afternoon to Monday afternoon. * IMPACTS...At 17.0 feet, Flood Stage: Lower lying bottom land begins to flood. * ADDITIONAL DETAILS... - At noon CDT Tuesday, May 19 the estimated stage was 17.0 feet. - Forecast...The river will rise to 18.8 feet early Friday morning. It will then fall early Friday afternoon. It will rise to 18.9 feet Saturday morning. It will then fall below flood stage early Sunday morning. - Flood stage is 17.0 feet.
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. 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