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 16 at 10:12PM CDT by NWS St Louis MO

Effective: Thu April 16, 2026, 10:12 PM
Expires: Sat April 18, 2026, 10:15 AM

...The Flood Warning continues for the following rivers in Illinois...Missouri... Mississippi River at Saverton. Mississippi River at Winfield. Mississippi River at Hannibal. 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 27.2 feet, Silo Park just northwest of Clarksville off Highway 79 begins flooding. * ADDITIONAL DETAILS... - At 10:00 PM CDT Thursday the stage was 26.5 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 10:00 PM CDT Thursday was 26.7 feet. - Forecast...The river is expected to rise to 27.4 feet Wednesday evening. Additional rises are possible thereafter. - 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 16 at 10:12PM CDT by NWS St Louis MO

Effective: Thu April 16, 2026, 10:12 PM
Expires: Sat April 18, 2026, 10:15 AM

...The Flood Warning continues for the following rivers in Illinois...Missouri... Mississippi River at Saverton. Mississippi River at Winfield. Mississippi River at Hannibal. 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 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 10:00 PM CDT Thursday the stage was 26.5 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 10:00 PM CDT Thursday was 26.5 feet. - Forecast...The river is expected to rise to a crest of 26.5 feet just after midnight tonight. It will then rise to 27.5 feet Thursday, April 23. 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 16 at 9:01PM CDT by NWS St Louis MO

Effective: Thu April 16, 2026, 9:01 PM
Expires: Sat April 18, 2026, 9:15 AM

...The Flood Warning is extended for the following river in Illinois... Illinois River at Hardin. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is forecast. * WHERE...Illinois River at Hardin. * WHEN...From Saturday afternoon until further notice. * ADDITIONAL DETAILS... - At 8:30 PM CDT Thursday the stage was 24.7 feet. - Forecast...The river is expected to rise above flood stage early Saturday afternoon. - 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 Watch issued April 17 at 1:11PM CDT until April 18 at 4:00AM CDT by NWS St Louis MO

Effective: Fri April 17, 2026, 1:11 PM
Expires: Sat April 18, 2026, 4:00 AM

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of Illinois, including the following areas, Adams IL, Brown IL, Calhoun IL, Greene IL, Jersey IL, Macoupin IL, Montgomery IL and Pike IL and Missouri, including the following areas, Audrain MO, Knox MO, Lewis MO, Lincoln MO, Marion MO, Monroe MO, Montgomery MO, Pike MO, Ralls MO and Shelby MO. * WHEN...Through late tonight. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Storm drains and ditches may become clogged with debris. * ADDITIONAL DETAILS... - Rainfall amounts of up to 3 inches may fall in this area and cause localized flooding.

You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.

Flood Warning issued April 17 at 12:57PM CDT by NWS St Louis MO

Effective: Fri April 17, 2026, 12:57 PM
Expires: Sun April 19, 2026, 1:00 AM

...The Flood Warning is extended for the following rivers in Illinois... Illinois River at Hardin. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is forecast. * WHERE...Illinois River at Hardin. * WHEN...From Sunday afternoon until further notice. * IMPACTS...At 25.0 feet, Flood Stage. Lowland flooding of unprotected agricultural land begins. * ADDITIONAL DETAILS... - At 12:30 PM CDT Friday the stage was 24.6 feet. - Forecast...The river is expected to rise above flood stage early Sunday afternoon and continue rising to a crest of 26.4 feet Wednesday 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