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

Flood Warning issued April 21 at 8:39PM CDT by NWS Chicago IL

Effective: Wed April 22, 2026, 1:39 AM
Expires: Wed April 22, 2026, 7:45 PM

...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, Lake IL and McHenry 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 Tuesday the stage was 13.6 feet. - Forecast...The river is expected to remain nearly steady until further notice. - Flood stage is 13.5 feet. - http://www.weather.gov/safety/flood

These forecasts are based on observed precipitation as well as forecast precipitation 24 hours into the future. Changes to the rainfall forecast, or any additional rainfall after 24 hours, may cause changes to these river forecasts. 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. Additional information is available at www.weather.gov. The next statement will be issued by Wednesday afternoon.

Flood Warning issued April 22 at 10:39AM CDT by NWS Chicago IL

Effective: Wed April 22, 2026, 3:39 PM
Expires: Thu April 23, 2026, 9:45 AM

...The Flood Warning continues for the following rivers in Illinois... 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 minor flooding is forecast. * 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 10:00 AM CDT Wednesday the stage was 13.6 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 10:00 AM CDT Wednesday was 13.6 feet. - Forecast...The river is expected to remain nearly steady at around 13.6 feet until at least early next week. - Flood stage is 13.5 feet. - http://www.weather.gov/safety/flood

These forecasts are based on observed precipitation as well as forecast precipitation 24 hours into the future. Changes to the rainfall forecast, or any additional rainfall after 24 hours, may cause changes to these river forecasts. 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. Additional information is available at www.weather.gov. The next statement will be issued by late tonight.

Flood Warning issued April 21 at 8:47PM CDT until April 24 at 1:00PM CDT by NWS Chicago IL

Effective: Wed April 22, 2026, 1:47 AM
Expires: Wed April 22, 2026, 8:00 PM

...The Flood Warning continues for the following rivers in Illinois... Des Plaines River at Lincolnshire affecting Cook and Lake IL Counties. Des Plaines River near Des Plaines affecting Cook County. Des Plaines River near Gurnee affecting Lake IL County. Des Plaines River near Russell affecting Lake IL County. * WHAT...Moderate flooding is occurring and forecasted to continue. * WHERE...Des Plaines River from Townline Road in Libertyville downstream to Palatine Road in Prospect Heights, including the Lincolnshire gauge. * WHEN...Until early Friday afternoon. * IMPACTS...At 15.0 feet, Structures threatened along IL-22 (Half-Day Road) just east of the river. Multiple structures threatened near and west of US-45 (Milwaukee Avenue) and Deerfield Road. Deerfield Road threatened near the river. Multiple trails inundated in Half-Day Forest Preserve. * ADDITIONAL DETAILS... - At 7:45 PM CDT Tuesday the stage was 14.9 feet. - Forecast...The river is expected to continue gradually falling through the week, and may fall below Flood stage by Friday morning. - Flood stage is 12.5 feet. - http://www.weather.gov/safety/flood

These forecasts are based on observed precipitation as well as forecast precipitation 24 hours into the future. Changes to the rainfall forecast, or any additional rainfall after 24 hours, may cause changes to these river forecasts. 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. Additional information is available at www.weather.gov. The next statement will be issued by Wednesday afternoon.

Flood Warning issued April 21 at 8:47PM CDT until April 25 at 1:00AM CDT by NWS Chicago IL

Effective: Wed April 22, 2026, 1:47 AM
Expires: Wed April 22, 2026, 8:00 PM

...The Flood Warning continues for the following rivers in Illinois... Des Plaines River at Lincolnshire affecting Cook and Lake IL Counties. Des Plaines River near Des Plaines affecting Cook County. Des Plaines River near Gurnee affecting Lake IL County. Des Plaines River near Russell affecting Lake IL County. * WHAT...Minor flooding is occurring and forecasted to continue. * WHERE...Des Plaines River from Palatine Road in Prospect Heights downstream to Irving Park Road in Chicago, including the Des Plaines gauge. * WHEN...Until early Saturday morning. * IMPACTS...At 18.5 feet, Big Flood History...This crest compares to a previous crest of 17.8 feet on 03/12/2021.Bend Road threatened in Des Plaines. * ADDITIONAL DETAILS... - At 7:45 PM CDT Tuesday the stage was 17.8 feet. - Forecast...The river is expected to continue gradually falling, and may fall below Flood stage by Friday evening. - Flood stage is 15.0 feet. - http://www.weather.gov/safety/flood

These forecasts are based on observed precipitation as well as forecast precipitation 24 hours into the future. Changes to the rainfall forecast, or any additional rainfall after 24 hours, may cause changes to these river forecasts. 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. Additional information is available at www.weather.gov. The next statement will be issued by Wednesday afternoon.

Flood Warning issued April 22 at 10:24AM CDT until April 25 at 1:00AM CDT by NWS Chicago IL

Effective: Wed April 22, 2026, 3:24 PM
Expires: Thu April 23, 2026, 9:30 AM

...The Flood Warning continues for the following rivers in Illinois... Des Plaines River at Lincolnshire affecting Cook and Lake IL Counties. Des Plaines River near Des Plaines affecting Cook County. Des Plaines River near Gurnee affecting Lake IL County. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Des Plaines River from Palatine Road in Prospect Heights downstream to Irving Park Road in Chicago, including the Des Plaines gauge. * WHEN...Until early Saturday morning. * IMPACTS...At 17.0 feet, Central Road and Golf Road are threatened in Des Plaines. * ADDITIONAL DETAILS... - At 9:45 AM CDT Wednesday the stage was 17.5 feet. - Forecast...The river is expected to gradually fall through the week, and may fall below flood stage on Saturday. - Flood stage is 15.0 feet. - http://www.weather.gov/safety/flood

These forecasts are based on observed precipitation as well as forecast precipitation 24 hours into the future. Changes to the rainfall forecast, or any additional rainfall after 24 hours, may cause changes to these river forecasts. 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. Additional information is available at www.weather.gov. The next statement will be issued by late tonight.