Illinois, Missouri Flood Warning - Severe | Effective 06/15/2026 11:33

Headline: 
Flood Warning issued June 15 at 1:33PM CDT until June 19 at 7:00AM CDT by NWS St Louis MO
Event: 
Flood Warning
Urgency: 
Immediate
Effective: 
June 15, 2026 - 11:33am
Expires: 
June 16, 2026 - 11:45pm
Description: 
...The Flood Warning continues for the following rivers in Missouri...Illinois... Mississippi River at Winfield. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is forecast. * WHERE...Mississippi River at Winfield. * WHEN...From Tuesday evening to Friday morning. * IMPACTS...At 27.5 feet, At this stage, Lock and Dam 25 will stockpile 200 tons of sand, 12,000 sandbags, and 10,000 square feet of polyethylene plastic as a precaution. * ADDITIONAL DETAILS... - At 1:00 PM CDT Monday the stage was 25.7 feet. - Forecast...The river is expected to rise above flood stage tomorrow evening to a crest of 26.1 feet Wednesday morning. It will then fall below flood stage early Thursday morning. - Flood stage is 26.0 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; Lincoln, MO
Forcast Office: 
NWS St Louis MO
Sender: 
w-nws.webmaster@noaa.gov