Illinois, Missouri Severe Flood Warning | Effective 10/05/2026 08:51

Headline: 
Flood Warning issued October 5 at 10:51AM CDT until October 7 at 1:00AM CDT by NWS St Louis MO
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
October 5, 2026 - 8:51am
Expires: 
October 6, 2026 - 9:00pm
Description: 
...The Flood Warning is extended for the following rivers in Missouri...Illinois... Mississippi River at Clarksville. ...The Flood Warning continues for the following rivers in Missouri...Illinois... Mississippi River at Louisiana. River forecasts are based on observed precipitation and forecast precipitation for the next 48 hours. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Mississippi River at Clarksville. * WHEN...Until late Tuesday night. * IMPACTS...At 25.3 feet, The road to Port Marmac, a riverside community of about 13 homes just south of Clarksville, begins flooding. * ADDITIONAL DETAILS... - At 10:30 AM CDT Monday the stage was 25.2 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 10:30 AM CDT Monday was 25.2 feet. - Forecast...The river is expected to fall below flood stage this evening and continue falling to 21.2 feet Monday, October 12. - Flood stage is 25.0 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: 
Calhoun, IL; Pike, MO
Forcast Office: 
NWS St Louis MO
Sender: 
w-nws.webmaster@noaa.gov