Illinois, Missouri Flood Warning | Effective 04/15/2026 09:44

Headline: 
Flood Warning issued April 15 at 11:44AM CDT until April 17 at 1:00AM CDT by NWS St Louis MO
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
April 15, 2026 - 9:44am
Expires: 
April 16, 2026 - 9:45pm
Description: 
...The Flood Warning continues for the following rivers in Missouri...Illinois... Mississippi River at Saverton. Mississippi River at Winfield. Mississippi River at Hannibal. Mississippi River at Clarksville. Mississippi River at Louisiana. 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...Mississippi River at Saverton. * WHEN...Until late Thursday night. * IMPACTS...At 15.5 feet, An access road to riverside raised homes on the riverward side of the Sny levee begins to flood near this level. * ADDITIONAL DETAILS... - At 10:00 AM CDT Wednesday the stage was 16.2 feet and rising. - The river rose above flood stage on April 9. - Forecast...The river is expected to rise to a crest of 16.8 feet early Sunday afternoon. - Flood stage is 16.0 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: 
Pike, IL; Ralls, MO
Forcast Office: 
NWS St Louis MO
Sender: 
w-nws.webmaster@noaa.gov