Station Name: CALUMET SAG CHANNEL AT BLUE ISLAND, IL
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 597 feet

Nearest Address:
13198 Division St
Blue Island, IL 60406
Cook County

GPS Coordinates: 41.65281186, -87.670326

Nearby Water Temperatures

Flood Warning issued July 5 at 7:45PM CDT until July 6 at 10:00PM CDT by NWS Chicago IL

Effective: Sun July 5, 2026, 7:45 PM
Expires: Mon July 6, 2026, 1:45 PM

...The Flood Warning is extended for the following rivers in Illinois... Thorn Creek at Thornton affecting Cook County. ...The Flood Warning continues for the following rivers in Indiana... Illinois... Little Calumet River at Munster (Hohman Avenue) affecting Cook and Lake IN Counties. For the Thorn Creek...including Thornton...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 late tomorrow evening. * IMPACTS...At 13.0 feet, Parking lots threatened at Glenwood Academy. * ADDITIONAL DETAILS... - At 7:15 PM CDT Sunday the stage was 12.6 feet. - Recent Activity...The river appears to have crested and has started a gradual fall. - Forecast...The river is expected to continue a gradual fall. - 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 by Monday afternoon.

Flood Warning issued July 6 at 8:55AM CDT until July 7 at 3:00AM CDT by NWS Chicago IL

Effective: Mon July 6, 2026, 8:55 AM
Expires: Tue July 7, 2026, 3:00 AM

...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 Thorn Creek...including Thornton...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 late tonight. * IMPACTS...At 11.0 feet, 187th Street threatened in Glenwood. * ADDITIONAL DETAILS... - At 8:30 AM CDT Monday the stage was 10.6 feet. - Forecast...The river is expected to fall below flood stage late this evening. - 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 by this afternoon.

Flood Warning issued July 5 at 7:45PM CDT until July 6 at 1:00PM CDT by NWS Chicago IL

Effective: Sun July 5, 2026, 7:45 PM
Expires: Mon July 6, 2026, 1:00 PM

...The Flood Warning is extended for the following rivers in Illinois... Thorn Creek at Thornton affecting Cook County. ...The Flood Warning continues for the following rivers in Indiana... Illinois... Little Calumet River at Munster (Hohman Avenue) affecting Cook and Lake IN Counties. For the Thorn Creek...including Thornton...Minor flooding is forecast. * WHAT...Minor flooding is occurring and 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 early tomorrow afternoon. * IMPACTS...At 12.5 feet, Most areas outside of the levee-protected area are inundated in Hammond and Munster. * ADDITIONAL DETAILS... - At 7:00 PM CDT Sunday the stage was 12.5 feet. - Recent Activity...The river has maintained a near steady state. - Forecast...The river is expected to crest at 12.5 feet and will begin a gradual fall through the overnight. - 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 by Monday afternoon.

Flood Warning issued July 6 at 8:55AM CDT until July 6 at 5:00PM CDT by NWS Chicago IL

Effective: Mon July 6, 2026, 8:55 AM
Expires: Mon July 6, 2026, 5:00 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 Thorn Creek...including Thornton...Minor flooding is forecast. * WHAT...Minor flooding is occurring. * 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 late this afternoon. * IMPACTS...At 12.5 feet, Most areas outside of the levee-protected area are inundated in Hammond and Munster. * ADDITIONAL DETAILS... - At 8:00 AM CDT Monday the stage was 12.2 feet. - Forecast...The river is expected to fall below flood stage this 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 by this afternoon.