Station Name: Burnham - O'Brien L&D 1
Data Source: USGS

Elevation Above Sea Level: 587 feet

Nearest Address:
13500 S Hoxie Ave
Chicago, IL 60633
Cook County

GPS Coordinates: 41.65, -87.5611

Nearby Water Temperatures

Flood Warning issued July 27 at 7:56PM CDT until July 28 at 2:51PM CDT by NWS Chicago IL

Effective: Mon July 27, 2026, 7:56 PM
Expires: Tue July 28, 2026, 2:00 PM

...The National Weather Service in Chicago IL has issued a Flood Warning for the following rivers in Illinois... Thorn Creek at Thornton affecting Cook County. For the Thorn Creek...including Thornton...Minor flooding is forecast. * WHAT...Minor flooding is forecast. * WHERE...Thorn Creek from Near Glenwood downstream to confluence with Little Calumet River, including the Thornton gauge. * WHEN...Until early Tuesday afternoon. * IMPACTS...At 9.0 feet, Water begins to be diverted through Thorn Creek Diversion Tunnel. * ADDITIONAL DETAILS... - At 7:45 PM CDT Monday the stage was 8.2 feet. - Forecast...The river is expected to rise above flood stage late this evening to a crest of 9.6 feet just after midnight tonight. It will then fall below flood stage Tuesday morning. - 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 Tuesday afternoon.

Small Craft Advisory issued July 28 at 9:51AM CDT until July 29 at 7:00AM CDT by NWS Chicago IL

Effective: Tue July 28, 2026, 9:51 AM
Expires: Tue July 28, 2026, 6:00 PM

* WHAT...North winds to 30 kt and significant waves to 10 ft occasionally to 13 ft. * WHERE...Illinois and Indiana nearshore from Winthrop Harbor IL to Michigan City IN. * WHEN...Until 7 AM CDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft.

Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.

Small Craft Advisory issued July 28 at 2:29PM CDT until July 29 at 7:00AM CDT by NWS Chicago IL

Effective: Tue July 28, 2026, 2:29 PM
Expires: Tue July 28, 2026, 10:30 PM

* WHAT...North winds to 30 kt and significant waves to 7 ft occasionally to 9 ft. * WHERE...Illinois and Indiana nearshore from Winthrop Harbor IL to Michigan City IN. * WHEN...Until 7 AM CDT Wednesday. * IMPACTS...Conditions will be hazardous to small craft.

Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.