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 August 1 at 9:34PM CDT until August 2 at 4:00PM CDT by NWS Chicago IL

Effective: Sat August 1, 2026, 9:34 PM
Expires: Sun August 2, 2026, 3:45 PM

...The Flood Warning continues for the following rivers in Illinois... Du Page River at Shorewood affecting Will County. * WHAT...Minor flooding is possible. * WHERE...Du Page River from IL-59 in Plainfield downstream to confluence with Des Plaines River, including the Shorewood gauge. * WHEN...Until Sunday afternoon. * IMPACTS...At 15.0 feet, trails are inundated at Hammel Woods in Shorewood. * ADDITIONAL DETAILS... - At 8:45 PM CDT Saturday, the stage was 14.4 feet. - Forecast...The river is expected to rise to a crest of near 15.5 feet tomorrow morning. - Flood stage is 15.5 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 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. Additional information is available at www.weather.gov. The next statement will be issued Sunday afternoon at 345 PM CDT.

Flood Warning issued August 1 at 10:56PM CDT until August 2 at 12:00PM CDT by NWS Chicago IL

Effective: Sat August 1, 2026, 10:56 PM
Expires: Sun August 2, 2026, 12:00 PM

...The National Weather Service in Chicago has issued a Flood Warning for the following rivers in Illinois... East Branch Du Page River at Bolingbrook affecting DuPage and Will Counties. For the East Branch Du Page River...including Bolingbrook...Minor flooding is forecast. * WHAT...Minor flooding is forecast. * WHERE...East Branch Du Page River from Maple Avenue in Lisle downstream to confluence with West Branch DuPage River, including the Bolingbrook gauge. * WHEN...Until midday Sunday. * IMPACTS...At 20.0 feet, DuPage River Greenway Trail is threatened east of the river near Royce Road in Bolingbrook. Trails threatened at Green Valley Forest Preserve near Woodridge. * ADDITIONAL DETAILS... - At 10:40 PM CDT, Saturday the stage was 19.9 feet. - Forecast...The river is expected to rise above flood stage late this evening to a crest of 20.1 feet just after midnight tonight. It will then fall below flood stage tomorrow morning. - Flood stage is 20.0 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 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. Additional information is available at www.weather.gov. The next statement will be issued Sunday afternoon at noon CDT.

Flood Warning issued August 1 at 9:30PM CDT until August 3 at 6:08PM CDT by NWS Chicago IL

Effective: Sat August 1, 2026, 9:30 PM
Expires: Sun August 2, 2026, 3:30 PM

...The Flood Warning is extended for the following rivers in Indiana...Illinois... Little Calumet River at Munster (Hohman Avenue) affecting Lake IN and Cook Counties. Thorn Creek at Thornton affecting Cook County. For the Little Calumet River...including Munster (Hohman Avenue)... Minor flooding is forecast. * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Thorn Creek from near Glenwood downstream to confluence with Little Calumet River, including the Thornton gauge. * WHEN...Until Monday evening. * IMPACTS...At 13.5 feet, Chicago Heights Glenwood Road threatened in Glenwood. Residential parking lots threatened along Margaret Street in Thornton. * ADDITIONAL DETAILS... - At 9:00 PM CDT Saturday, the stage was 11.1 feet. - Forecast...The river is expected to rise to a crest of 13.6 feet tomorrow morning. It will then fall below flood stage Monday afternoon. - Flood stage is 9.0 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 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. Additional information is available at www.weather.gov. The next statement will be issued Sunday afternoon at 330 PM CDT.

Flood Warning issued August 1 at 9:30PM CDT until August 2 at 4:00PM CDT by NWS Chicago IL

Effective: Sat August 1, 2026, 9:30 PM
Expires: Sun August 2, 2026, 3:30 PM

...The Flood Warning is extended for the following rivers in Indiana...Illinois... Little Calumet River at Munster (Hohman Avenue) affecting Lake IN and Cook Counties. Thorn Creek at Thornton affecting Cook County. For the Little Calumet River...including Munster (Hohman Avenue)... Minor flooding is forecast. * WHAT...Minor flooding is forecast. * WHERE...Little Calumet River from IN-912 in Hammond downstream to confluence with Thorn Creek in South Holland, including the Munster (Hohman Avenue) gauge. * WHEN...Until Sunday afternoon. * IMPACTS...At 12.5 feet, most areas outside of the levee-protected area are inundated in Hammond and Munster. * ADDITIONAL DETAILS... - At 9:00 PM CDT Saturday, the stage was 12.0 feet. - Forecast...The river is expected to rise above flood stage late this evening to a crest of 12.3 feet tomorrow morning. It will then fall below flood stage late tomorrow morning or during the early afternoon. - Flood stage is 12.0 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 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. Additional information is available at www.weather.gov. The next statement will be issued Sunday afternoon at 330 PM CDT.