Station Name: La Grange L&D 8
Data Source: USGS

Elevation Above Sea Level: 427 feet

Nearest Address:
Lock & Dam Road
La Grange, IL 62378
Cass County

GPS Coordinates: 39.9403, -90.5344

Nearby Water Temperatures

Flood Warning issued April 17 at 10:27PM CDT by NWS Lincoln IL

Effective: Fri April 17, 2026, 10:27 PM
Expires: Sat April 18, 2026, 2:30 PM

...The Flood Warning continues for the following rivers in Illinois... Illinois River near Havana affecting Mason, Cass and Fulton Counties. Illinois River at Beardstown affecting Brown, Cass, Schuyler and Morgan Counties. .The following forecasts are based on observed precipitation, soil moisture conditions, and forecast precipitation. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Illinois River at Beardstown. * WHEN...Until further notice. * IMPACTS...At 18.0 feet, Seepage problems begin in the Lost Creek Drainage and Levee District. * ADDITIONAL DETAILS... - At 9:45 PM CDT Friday the stage was 14.9 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 9:45 PM CDT Friday was 15.0 feet. - Forecast...The river is expected to rise to 17.3 feet Friday, April 24. Additional rises are possible thereafter. - Flood stage is 14.0 feet. - http://www.weather.gov/safety/flood

Caution is urged when walking near riverbanks. Persons with interests along this river need to remain aware of the latest forecasts and associated flood risk for their area. Stay tuned for further updates on this flooding situation. Additional information is available at www.weather.gov.

Flood Warning issued April 17 at 10:27PM CDT by NWS Lincoln IL

Effective: Fri April 17, 2026, 10:27 PM
Expires: Sat April 18, 2026, 2:30 PM

...The Flood Warning continues for the following rivers in Illinois... Illinois River near Havana affecting Mason, Cass and Fulton Counties. Illinois River at Beardstown affecting Brown, Cass, Schuyler and Morgan Counties. .The following forecasts are based on observed precipitation, soil moisture conditions, and forecast precipitation. * WHAT...Minor flooding is occurring and moderate flooding is forecast. * WHERE...Illinois River near Havana. * WHEN...Until further notice. * ADDITIONAL DETAILS... - At 9:45 PM CDT Friday the stage was 15.1 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 9:45 PM CDT Friday was 15.1 feet. - Forecast...The river is expected to rise to 17.3 feet early Thursday afternoon. Additional rises are possible thereafter. - Flood stage is 14.0 feet. - http://www.weather.gov/safety/flood

Caution is urged when walking near riverbanks. Persons with interests along this river need to remain aware of the latest forecasts and associated flood risk for their area. Stay tuned for further updates on this flooding situation. Additional information is available at www.weather.gov.

Flood Warning issued April 17 at 10:06PM CDT by NWS St Louis MO

Effective: Fri April 17, 2026, 10:06 PM
Expires: Sun April 19, 2026, 10:15 AM

...The Flood Warning continues for the following river in Missouri and Illinois... 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 Louisiana. * WHEN...Until further notice. * IMPACTS...At 17.0 feet, The parking area at the boat house floods. * ADDITIONAL DETAILS... - At 9:30 PM CDT Friday the stage was 16.4 feet. - Forecast...The river is expected to rise to a crest of 18.1 feet Monday afternoon. - Flood stage is 15.0 feet.

Motorists should not attempt to drive around barricades or drive cars through flooded areas. This product, along with additional weather and stream information, is available at https://water.noaa.gov/wfo/lsx

Flood Warning issued April 17 at 10:06PM CDT by NWS St Louis MO

Effective: Fri April 17, 2026, 10:06 PM
Expires: Sun April 19, 2026, 10:15 AM

...The Flood Warning continues for the following river in Missouri and Illinois... 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 Hannibal. * WHEN...Until further notice. * IMPACTS...At 19.0 feet, The Corps of Engineers begins flood fight procedures. At this level, preparations are made to install two flood gates at Hill Street and Center Street if the forecast exceeds 20.5 feet. * ADDITIONAL DETAILS... - At 9:15 PM CDT Friday the stage was 17.5 feet. - Forecast...The river is expected to rise to a crest of 19.4 feet Monday afternoon. - Flood stage is 17.0 feet.

Motorists should not attempt to drive around barricades or drive cars through flooded areas. This product, along with additional weather and stream information, is available at https://water.noaa.gov/wfo/lsx

Flood Warning issued April 17 at 10:06PM CDT by NWS St Louis MO

Effective: Fri April 17, 2026, 10:06 PM
Expires: Sun April 19, 2026, 10:15 AM

...The Flood Warning continues for the following river in Missouri and Illinois... 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 forecast. * WHERE...Mississippi River at Saverton. * WHEN...Until further notice. * ADDITIONAL DETAILS... - At 6:00 PM CDT Friday the stage was 15.8 feet. - Forecast...The river is expected to rise above flood stage late tomorrow morning. - Flood stage is 16.0 feet.

Motorists should not attempt to drive around barricades or drive cars through flooded areas. This product, along with additional weather and stream information, is available at https://water.noaa.gov/wfo/lsx