Station Name: Cap Au Gris (Winfield) L&D 25
Data Source: USGS

Elevation Above Sea Level: 436 feet

Nearest Address:
Cap Au Gris, MO 62006
Lincoln County

GPS Coordinates: 39.0031, -90.6886

Nearby Water Temperatures

Flood Warning issued April 26 at 9:52PM CDT by NWS St Louis MO

Effective: Sun April 26, 2026, 9:52 PM
Expires: Tue April 28, 2026, 10:00 AM

...The Flood Warning is extended for the following rivers in Illinois...Missouri... Mississippi River at Grafton. Mississippi River at Canton. Mississippi River at Saverton. Mississippi River at Hannibal. ...The Flood Warning continues for the following rivers in Illinois...Missouri... Illinois River at Hardin. Mississippi River at Winfield. 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 Winfield. * WHEN...Until further notice. * IMPACTS...At 28.6 feet, Water begins covering Highway C about a half mile south of Highway B in St. Charles County. * ADDITIONAL DETAILS... - At 9:30 PM CDT Sunday the stage was 28.2 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 9:30 PM CDT Sunday was 28.2 feet. - Forecast...The river is expected to rise to a crest of 28.2 feet just after midnight tonight. It will then rise to 28.6 feet Thursday evening. Additional rises are possible thereafter. - Flood stage is 26.0 feet.

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

Flood Warning issued April 26 at 9:52PM CDT by NWS St Louis MO

Effective: Sun April 26, 2026, 9:52 PM
Expires: Tue April 28, 2026, 10:00 AM

...The Flood Warning is extended for the following rivers in Illinois...Missouri... Mississippi River at Grafton. Mississippi River at Canton. Mississippi River at Saverton. Mississippi River at Hannibal. ...The Flood Warning continues for the following rivers in Illinois...Missouri... Illinois River at Hardin. Mississippi River at Winfield. 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...Illinois River at Hardin. * WHEN...Until further notice. * IMPACTS...At 25.0 feet, Flood Stage. Lowland flooding of unprotected agricultural land begins. * ADDITIONAL DETAILS... - At 9:30 PM CDT Sunday the stage was 26.2 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 9:30 PM CDT Sunday was 26.3 feet. - Forecast...The river is expected to rise to a crest of 26.7 feet early Friday morning. - Flood stage is 25.0 feet.

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

Flood Warning issued April 26 at 9:52PM CDT by NWS St Louis MO

Effective: Sun April 26, 2026, 9:52 PM
Expires: Tue April 28, 2026, 10:00 AM

...The Flood Warning is extended for the following rivers in Illinois...Missouri... Mississippi River at Grafton. Mississippi River at Canton. Mississippi River at Saverton. Mississippi River at Hannibal. ...The Flood Warning continues for the following rivers in Illinois...Missouri... Illinois River at Hardin. Mississippi River at Winfield. 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 Clarksville. * WHEN...Until further notice. * IMPACTS...At 29.0 feet, Water enters the parking lot entrance at the Clarksville Riverfront Park. * ADDITIONAL DETAILS... - At 9:30 PM CDT Sunday the stage was 28.1 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 9:30 PM CDT Sunday was 28.3 feet. - Forecast...The river is expected to rise to a crest of 28.6 feet Thursday morning. - Flood stage is 25.0 feet.

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

Tornado Watch issued April 27 at 12:50PM CDT until April 27 at 9:00PM CDT by NWS St Louis MO

Effective: Mon April 27, 2026, 12:50 PM
Expires: Mon April 27, 2026, 9:00 PM

THE NATIONAL WEATHER SERVICE HAS ISSUED TORNADO WATCH 160 IN EFFECT UNTIL 9 PM CDT THIS EVENING FOR THE FOLLOWING AREAS IN ILLINOIS THIS WATCH INCLUDES 6 COUNTIES IN SOUTHWEST ILLINOIS CALHOUN JERSEY MADISON MONROE RANDOLPH SAINT CLAIR IN MISSOURI THIS WATCH INCLUDES 20 COUNTIES IN CENTRAL MISSOURI CALLAWAY COLE MONITEAU OSAGE IN EAST CENTRAL MISSOURI CRAWFORD FRANKLIN GASCONADE JEFFERSON LINCOLN MONTGOMERY SAINT CHARLES SAINT LOUIS SAINT LOUIS CITY WARREN WASHINGTON IN SOUTHEAST MISSOURI IRON MADISON REYNOLDS SAINT FRANCOIS SAINTE GENEVIEVE THIS INCLUDES THE CITIES OF ALTON, BELLEVILLE, CAHOKIA, CHESTER, EDWARDSVILLE, FARMINGTON, FULTON, JEFFERSON CITY, SAINT CHARLES, SAINT LOUIS, SPARTA, SULLIVAN, UNION, AND WASHINGTON.

Flood Watch issued April 27 at 11:18AM CDT until April 27 at 9:00PM CDT by NWS St Louis MO

Effective: Mon April 27, 2026, 11:18 AM
Expires: Mon April 27, 2026, 9:00 PM

* WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...Portions of Illinois, including the following areas, Bond IL, Calhoun IL, Clinton IL, Fayette IL, Greene IL, Jersey IL, Macoupin IL, Madison IL, Marion IL, Monroe IL, Montgomery IL, Saint Clair IL and Washington IL and Missouri, including the following areas, Audrain MO, Boone MO, Callaway MO, Cole MO, Franklin MO, Gasconade MO, Jefferson MO, Lincoln MO, Moniteau MO, Montgomery MO, Osage MO, Pike MO, Saint Charles MO, Saint Louis City MO, Saint Louis MO and Warren MO. * WHEN...Until 9 PM CDT this evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Thunderstorms producing heavy rainfall moving over the same areas will have the potential to produce flash flooding.

You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.