September 20, 2026

Midwest Storm Chasers

Live Weather Coverage & Severe Storm Reporting

⚠️ Flood Warning – Adams, IL; Lewis, MO – Sunday, September 20, 2026

Event Flood Warning
Severity Severe
Urgency Expected
Certainty Likely
Area Adams, IL; Lewis, MO
Effective 9/20/2026, 11:48:00 AM CDT
Expires 9/22/2026, 12:00:00 AM CDT

Flood Warning issued September 20 at 11:48AM CDT until September 27 at 12:00PM CDT by NWS St Louis MO

Details

…The National Weather Service in St Louis has issued a Flood
Warning for the following rivers in Missouri…Illinois…

Mississippi River at Canton.

Mississippi River at Clarksville.

Mississippi River at Saverton.

Mississippi River at LaGrange.

Mississippi River at Hannibal.

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 Canton.

* WHEN…From Wednesday morning to Sunday afternoon.

* IMPACTS…At 16.6 feet, Front Street leading to the campground and
Corps park campgrounds flood at this height.

* ADDITIONAL DETAILS…
– At 10:00 AM CDT Sunday the stage was 7.0 feet.
– Forecast…The river is expected to rise above flood stage late
Wednesday morning to a crest of 16.6 feet Thursday evening. It
will then fall below flood stage early Saturday morning.
– Flood stage is 15.0 feet.

Instructions

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


This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.