Illinois, Missouri Flood Warning | Effective 04/22/2026 09:02

Headline: 
Flood Warning issued April 22 at 11:02AM CDT by NWS St Louis MO
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
April 22, 2026 - 9:02am
Expires: 
April 23, 2026 - 9:15pm
Description: 
...The Flood Warning continues for the Mississippi River at the following locations... Mississippi River at Chester. Mississippi River at Grafton. Mississippi River at Saverton. Mississippi River at Winfield. Mississippi River at Hannibal. Mississippi River at Clarksville. Mississippi River at Louisiana. Mississippi River at Canton. 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 Winfield. * WHEN...Until further notice. * IMPACTS...At 28.3 feet, Near this height, Lakeview Drive becomes impassable and Kampville Road begins flooding in northern St. Charles County. * ADDITIONAL DETAILS... - At 10:30 AM CDT Wednesday the stage was 28.4 feet. - Forecast...The river is expected to rise to a crest of 28.4 feet this afternoon. - Flood stage is 26.0 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: 
Calhoun, IL; Lincoln, MO
Forcast Office: 
NWS St Louis MO
Sender: 
w-nws.webmaster@noaa.gov