Station Name: DES PLAINES RIVER IN LOCK CHANNEL AT ROCKDALE, IL
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 512 feet

Nearest Address:
Channahon Road
Rockdale, IL 60436
Will County

GPS Coordinates: 41.5, -88.1069444

Nearby Water Temperatures

Freeze Warning issued April 19 at 8:44AM CDT until April 20 at 9:00AM CDT by NWS Chicago IL

Effective: Sun April 19, 2026, 1:44 PM
Expires: Mon April 20, 2026, 12:00 AM

* WHAT...Sub-freezing temperatures as low as 27 expected, with the coldest conditions across interior northern Illinois. * WHERE...Portions of central, east central, north central, and northeast Illinois and northwest Indiana. * WHEN...From midnight CDT /1 AM EDT/ tonight to 9 AM CDT /10 AM EDT/ Monday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.

Take steps now to protect tender plants from the cold.

Flood Warning issued April 18 at 8:40PM CDT by NWS Chicago IL

Effective: Sun April 19, 2026, 1:40 AM
Expires: Sun April 19, 2026, 7:45 PM

...The Flood Warning continues for the following rivers in Illinois... Fox River at Dayton affecting La Salle County. Fox River at Montgomery affecting Kane and Kendall Counties. Fox River at Algonquin Lock & Dam tailwater affecting Kane, McHenry and Lake IL Counties. * WHAT...Minor flooding is occurring and forecasted to continue. * WHERE...Fox River from Red Gate Road in St. Charles downstream to Millington, including the Montgomery gauge. * WHEN...Until further notice. * IMPACTS...At 13.5 feet, Low-lying parking lots at city hall and Boy Scout Island are threatened in St. Charles. Fox River Trail is threatened at St. Mary Park in St. Charles. * ADDITIONAL DETAILS... - At 8:00 PM CDT Saturday the stage was 13.7 feet. - Forecast...The river is expected to remain steady through early next week. - Flood stage is 13.5 feet. - http://www.weather.gov/safety/flood

A Flood Warning means water levels above flood stage are imminent or may already be occurring. Persons along rivers and streams in the warned area should take immediate precautions to protect life and property. These forecasts are based almost entirely on observed precipitation as little to no additional precipitation is currently expected over the next 24 to 48 hours. Additional information is available at www.weather.gov. The next statement will be issued by Sunday afternoon.

Flood Warning issued April 19 at 11:55AM CDT by NWS Chicago IL

Effective: Sun April 19, 2026, 4:55 PM
Expires: Mon April 20, 2026, 11:00 AM

...The Flood Warning continues for the following rivers in Illinois... Fox River at Montgomery affecting Kendall and Kane Counties. Fox River at Algonquin Lock & Dam tailwater affecting Kane, McHenry and Lake IL Counties. * WHAT...Minor flooding is occurring and forecasted to continue. * WHERE...Fox River from Red Gate Road in St. Charles downstream to Millington, including the Montgomery gauge. * WHEN...Until further notice. * IMPACTS...At 13.5 feet, low-lying parking lots at city hall and Boy Scout Island are threatened in St. Charles. Fox River Trail is threatened at St. Mary Park in St. Charles. * ADDITIONAL DETAILS... - At 11:00 AM CDT Sunday, the stage was 13.6 feet. - Forecast...The river is expected to remain steady at or just above flood stage at around 13.5 to 13.6 feet. - Flood stage is 13.5 feet. - http://www.weather.gov/safety/flood

A Flood Warning means water levels above flood stage are imminent or may already be occurring. Persons along rivers and streams in the warned area should take immediate precautions to protect life and property. These forecasts are based almost entirely on observed precipitation as little to no additional precipitation is currently expected over the next 24 to 48 hours. Additional information is available at www.weather.gov. The next statement will be issued by Monday morning.

Flood Warning issued April 18 at 8:35PM CDT by NWS Chicago IL

Effective: Sun April 19, 2026, 1:35 AM
Expires: Sun April 19, 2026, 7:45 PM

...The Flood Warning is extended for the following rivers in Illinois... Des Plaines River at Lincolnshire affecting Cook and Lake IL Counties. ...The Flood Warning continues for the following rivers in Illinois... Des Plaines River near Des Plaines affecting Cook County. Des Plaines River near Russell affecting Lake IL County. Des Plaines River near Gurnee affecting Lake IL County. * WHAT...Minor flooding is occurring and moderate flooding is forecasted. * WHERE...Des Plaines River from Palatine Road in Prospect Heights downstream to Irving Park Road in Chicago, including the Des Plaines gauge. * WHEN...Until further notice. * IMPACTS...At 18.5 feet, Big Bend Road threatened in Des Plaines. * ADDITIONAL DETAILS... - At 7:45 PM CDT Saturday the stage was 17.5 feet. - Forecast...The river is expected to rise to a crest near 18.0 feet tomorrow evening. It will then slowly fall through next week. - Flood stage is 15.0 feet. - http://www.weather.gov/safety/flood

A Flood Warning means water levels above flood stage are imminent or may already be occurring. Persons along rivers and streams in the warned area should take immediate precautions to protect life and property. These forecasts are based almost entirely on observed precipitation as little to no additional precipitation is currently expected over the next 24 to 48 hours. Additional information is available at www.weather.gov. The next statement will be issued by Sunday afternoon.

Flood Warning issued April 18 at 8:35PM CDT by NWS Chicago IL

Effective: Sun April 19, 2026, 1:35 AM
Expires: Sun April 19, 2026, 7:45 PM

...The Flood Warning is extended for the following rivers in Illinois... Des Plaines River at Lincolnshire affecting Cook and Lake IL Counties. ...The Flood Warning continues for the following rivers in Illinois... Des Plaines River near Des Plaines affecting Cook County. Des Plaines River near Russell affecting Lake IL County. Des Plaines River near Gurnee affecting Lake IL County. * WHAT...Moderate flooding is occurring and Major flooding is forecasted. * WHERE...Des Plaines River from Townline Road in Libertyville downstream to Palatine Road in Prospect Heights, including the Lincolnshire gauge. * WHEN...Until further notice. * IMPACTS...At 16.0 feet, Numerous structures threatened along US-45 (Milwaukee Avenue) between IL-22 (Half Day Road) and Deerfield Road. Access route threatened for numerous residences near US-45 (Milwaukee Avenue) and Deerfield Road. IL-60 (Townline Road) threatened near the river. * ADDITIONAL DETAILS... - At 7:45 PM CDT Saturday the stage was 14.9 feet. - Forecast...The river is expected to rise to a crest near 15.7 feet (Major Flood Stage) tomorrow evening. It will then slowly fall through next week. - Flood stage is 12.5 feet. - http://www.weather.gov/safety/flood

A Flood Warning means water levels above flood stage are imminent or may already be occurring. Persons along rivers and streams in the warned area should take immediate precautions to protect life and property. These forecasts are based almost entirely on observed precipitation as little to no additional precipitation is currently expected over the next 24 to 48 hours. Additional information is available at www.weather.gov. The next statement will be issued by Sunday afternoon.