Missouri Severe Flood Warning | Effective 07/10/2026 17:53

Headline: 
Flood Warning issued July 10 at 7:53PM CDT until July 12 at 11:17PM CDT by NWS St Louis MO
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
July 10, 2026 - 5:53pm
Expires: 
July 12, 2026 - 6:00am
Description: 
...The Flood Warning is extended for the following rivers in Missouri... Maries River near Westphalia. 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...Maries River near Westphalia. * WHEN...Until Sunday evening. * IMPACTS...At 12.1 feet, The north end of County Road 521 begins flooding adjacent to the river near this height. * ADDITIONAL DETAILS... - At 7:00 PM CDT Friday the stage was 10.3 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 7:00 PM CDT Friday was 10.6 feet. - Forecast...The river will fall below flood stage this evening to 8.8 feet just after midnight tonight. It will then rise above flood stage late tonight to 11.5 feet early tomorrow afternoon. It will fall below flood stage again tomorrow afternoon. - Flood stage is 10.0 feet.
Instruction: 
Motorists should not attempt to drive around barricades or drive cars through flooded areas. Rainfall heavier than forecast could cause river levels to rise even higher than predicted. The National Weather Service will monitor this developing situation and issue follow up statements as conditions change. This product, along with additional weather and stream information, is available at https://water.noaa.gov/wfo/lsx
Area Description: 
Osage, MO
Forcast Office: 
NWS St Louis MO