Sainte Genevieve Warnings, Watches and Advisories

Home / Local Weather & Traffic / Missouri / Sainte Genevieve / Severe Weather Warnings

NWS Active Alerts for MO - Map View

State: MO Alerts: 6 Updated: Sep 22, 2026 2:19pm CDT

Flood Watch

Area
Hancock; Clark
Flood Watch issued September 22 at 11:59AM CDT until September 26 at 4:00PM CDT by NWS Quad Cities IA IL

...The Flood Watch continues for the following rivers in Missouri... Illinois... Mississippi River at Gregory Landing affecting Clark and Hancock Counties. * WHAT...Flooding is possible. * WHERE...Mississippi River at Gregory Landing. * WHEN...From late Wednesday night to Saturday afternoon. * ADDITIONAL DETAILS... - At 11:30 AM CDT Tuesday the stage was 12.4 feet. - Forecast...Flood stage may be reached Thursday evening. - Flood stage is 15.0 feet.

Flood Warning

Area
Adams, IL; Lewis, MO
Flood Warning issued September 22 at 11:55AM CDT until September 27 at 1:00AM CDT by NWS St Louis MO

...The Flood Warning is extended for the following rivers in Illinois...Missouri... Mississippi River at Clarksville. Mississippi River at Saverton. Mississippi River at Canton. Mississippi River at Hannibal. ...The Flood Warning continues for the following rivers in Illinois...Missouri... 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 late Thursday night to late Saturday night. * IMPACTS...At 14.0 feet, Both banks begin to overflow. * ADDITIONAL DETAILS... - At 8:00 AM CDT Tuesday the stage was 11.8 feet. - Forecast...The river is expected to rise above flood stage early Friday morning to a crest of 15.1 feet Friday morning. It will then fall below flood stage Friday evening. - Flood stage is 15.0 feet.

Flood Warning

Area
Pike, IL; Marion, MO
Flood Warning issued September 22 at 11:55AM CDT until September 27 at 1:00AM CDT by NWS St Louis MO

...The Flood Warning is extended for the following rivers in Illinois...Missouri... Mississippi River at Clarksville. Mississippi River at Saverton. Mississippi River at Canton. Mississippi River at Hannibal. ...The Flood Warning continues for the following rivers in Illinois...Missouri... 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 Hannibal. * WHEN...From Friday morning to late Saturday night. * IMPACTS...At 17.0 feet, John Hay Recreation Area on east side (inside the Illinois Sny Levee) begins flooding. * ADDITIONAL DETAILS... - At 11:15 AM CDT Tuesday the stage was 14.7 feet. - Forecast...The river is expected to rise to a crest of 17.0 feet Friday morning. It will then fall below flood stage Friday evening. - Flood stage is 17.0 feet.

Flood Warning

Area
Pike, IL; Ralls, MO
Flood Warning issued September 22 at 11:55AM CDT until September 27 at 1:00PM CDT by NWS St Louis MO

...The Flood Warning is extended for the following rivers in Illinois...Missouri... Mississippi River at Clarksville. Mississippi River at Saverton. Mississippi River at Canton. Mississippi River at Hannibal. ...The Flood Warning continues for the following rivers in Illinois...Missouri... 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 Saverton. * WHEN...From Thursday evening to Sunday afternoon. * 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 8:00 AM CDT Tuesday the stage was 12.7 feet. - Forecast...The river is expected to rise above flood stage Thursday evening to a crest of 16.4 feet early Friday afternoon. It will then fall below flood stage Saturday morning. - Flood stage is 16.0 feet.

Flood Warning

Area
Calhoun, IL; Lincoln, MO
Flood Warning issued September 22 at 11:55AM CDT until September 28 at 1:00AM CDT by NWS St Louis MO

...The Flood Warning is extended for the following rivers in Illinois...Missouri... Mississippi River at Clarksville. Mississippi River at Saverton. Mississippi River at Canton. Mississippi River at Hannibal. ...The Flood Warning continues for the following rivers in Illinois...Missouri... 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 Friday morning to late Sunday night. * 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 11:30 AM CDT Tuesday the stage was 21.6 feet. - Forecast...The river is expected to rise above flood stage late Friday morning to a crest of 26.3 feet Friday evening. It will then fall below flood stage Saturday evening. - Flood stage is 26.0 feet.

Flood Warning

Area
Calhoun, IL; Pike, MO
Flood Warning issued September 22 at 11:55AM CDT until September 28 at 3:24PM CDT by NWS St Louis MO

...The Flood Warning is extended for the following rivers in Illinois...Missouri... Mississippi River at Clarksville. Mississippi River at Saverton. Mississippi River at Canton. Mississippi River at Hannibal. ...The Flood Warning continues for the following rivers in Illinois...Missouri... 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 Clarksville. * WHEN...From Wednesday evening to Monday afternoon. * IMPACTS...At 27.2 feet, Silo Park just northwest of Clarksville off Highway 79 begins flooding. * ADDITIONAL DETAILS... - At 11:30 AM CDT Tuesday the stage was 22.6 feet. - Forecast...The river is expected to rise above flood stage late tomorrow evening to a crest of 26.6 feet early Friday afternoon. It will then fall below flood stage late Sunday morning. - Flood stage is 25.0 feet.

SAFETY and DATA MESSAGE

Do not drive vehicles through flooded areas. The water depth or fast flowing water/mud/debris from a flash flood will make road conditions unsafe. Do not rely soley on data presented here or other third-party websites - always check your official national and local weather service agency website, socials, radio and/or TV stations for making critical decisions related to weather events.

Please carefully read each posted Warning and Alert as it relates to the area(s) being affected. We may provide a wider range of issued severe weather warnings for surrounding cities and counties, so some alerts may not directly impact this location. This is done to help with preparing for severe weather that may overlap or be heading towards Sainte Genevieve.

Use the Radar Maps link provided to understand the trajectory of a storm.

Disclaimer

This severe weather alerts report is valid for ZIP code 63670, accurately covering the area of Sainte Genevieve, MO.

Are You Here in Sainte Genevieve?

Post a photo and report what you see on Signals by LocalConditions.com