Station Name: ILLINOIS RIVER AT FLORENCE, IL
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 427 feet

Nearest Address:
State Rte 100
Florence, IL 62363
Pike County

GPS Coordinates: 39.63277778, -90.6077778

Nearby Water Temperatures

Flood Warning issued April 14 at 9:26PM CDT until April 20 at 1:00PM CDT by NWS St Louis MO

Effective: Tue April 14, 2026, 9:26 PM
Expires: Thu April 16, 2026, 9:30 AM

...The Flood Warning continues for the following rivers in Illinois...Missouri... Mississippi River at Clarksville. Mississippi River at Louisiana. Mississippi River at Hannibal. Mississippi River at Saverton. ...The Flood Warning is extended 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 occurring and minor flooding is forecast. * WHERE...Mississippi River at Louisiana. * WHEN...Until Monday afternoon. * IMPACTS...At 17.0 feet, The parking area at the boat house floods. * ADDITIONAL DETAILS... - At 9:00 PM CDT Tuesday the stage was 16.4 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 9:00 PM CDT Tuesday was 16.4 feet. - Forecast...The river is expected to rise to a crest of 16.4 feet just after midnight tonight. It will then fall below flood stage Sunday morning. - Flood stage is 15.0 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 14 at 9:26PM CDT until April 18 at 7:00PM CDT by NWS St Louis MO

Effective: Tue April 14, 2026, 9:26 PM
Expires: Thu April 16, 2026, 9:30 AM

...The Flood Warning continues for the following rivers in Illinois...Missouri... Mississippi River at Clarksville. Mississippi River at Louisiana. Mississippi River at Hannibal. Mississippi River at Saverton. ...The Flood Warning is extended 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 occurring and minor flooding is forecast. * WHERE...Mississippi River at Hannibal. * WHEN...Until Saturday evening. * IMPACTS...At 18.0 feet, The northern end of Southside Recreation #2 Park along Bear Creek begins flooding at this height. Gate wells are shut down to prevent the sewers from backing up. Also at this level pumps are set to standby. * ADDITIONAL DETAILS... - At 8:15 PM CDT Tuesday the stage was 17.6 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:15 PM CDT Tuesday was 17.6 feet. - Forecast...The river is expected to rise to a crest of 17.6 feet just after midnight tonight. It will then fall below flood stage early Friday afternoon. - Flood stage is 17.0 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 14 at 9:26PM CDT until April 17 at 1:00AM CDT by NWS St Louis MO

Effective: Tue April 14, 2026, 9:26 PM
Expires: Thu April 16, 2026, 9:30 AM

...The Flood Warning continues for the following rivers in Illinois...Missouri... Mississippi River at Clarksville. Mississippi River at Louisiana. Mississippi River at Hannibal. Mississippi River at Saverton. ...The Flood Warning is extended 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 late tonight to late Thursday night. * 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 6:00 PM CDT Tuesday the stage was 15.9 feet. - Forecast...The river is expected to rise above flood stage just after midnight tonight to a crest of 16.1 feet tomorrow morning. It will then fall below flood stage tomorrow evening. - Flood stage is 16.0 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 15 at 11:44AM CDT until April 17 at 1:00AM CDT by NWS St Louis MO

Effective: Wed April 15, 2026, 11:44 AM
Expires: Thu April 16, 2026, 11:45 PM

...The Flood Warning continues for the following rivers in Missouri...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 Saverton. * WHEN...Until late Thursday night. * 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 10:00 AM CDT Wednesday the stage was 16.2 feet and rising. - The river rose above flood stage on April 9. - Forecast...The river is expected to rise to a crest of 16.8 feet early Sunday afternoon. - Flood stage is 16.0 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 15 at 11:44AM CDT until April 18 at 7:00PM CDT by NWS St Louis MO

Effective: Wed April 15, 2026, 11:44 AM
Expires: Thu April 16, 2026, 11:45 PM

...The Flood Warning continues for the following rivers in Missouri...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 Saturday evening. * IMPACTS...At 18.0 feet, The northern end of Southside Recreation #2 Park along Bear Creek begins flooding at this height. Gate wells are shut down to prevent the sewers from backing up. Also at this level pumps are set to standby. * ADDITIONAL DETAILS... - At 11:15 AM CDT Wednesday the stage was 17.7 feet and rising. - Recent Activity...The maximum river stage in the 24 hours ending at 11:15 AM CDT Wednesday was 17.7 feet. - Forecast...The river is expected to remain steady above flood stage at 17.7 feet. - Flood stage is 17.0 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