Station Name: FOX RIVER AT MILLER BRIDGE NEAR MCHENRY, IL
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 728 feet

Nearest Address:
Charles J Miller Rd
McHenry, IL 60051
McHenry County

GPS Coordinates: 42.3233333, -88.2516667

Nearby Water Temperatures

Flood Advisory issued June 12 at 2:50AM CDT until June 12 at 9:00AM CDT by NWS Chicago IL

Effective: Fri June 12, 2026, 2:50 AM
Expires: Fri June 12, 2026, 9:00 AM

* WHAT...Flooding caused by excessive rainfall continues. * WHERE...Portions of north central and northeast Illinois, including the following counties, in north central Illinois, Boone, De Kalb, Lee, Ogle and Winnebago. In northeast Illinois, Lake IL and McHenry. * WHEN...Until 900 AM CDT Friday. * IMPACTS...Flooding may occur in poor drainage and urban areas. Roads and streets may be flooded. * ADDITIONAL DETAILS... - At 246 AM CDT, Doppler radar and automated rain gauges indicated heavy rain due to thunderstorms, which has since ended. Between 2 and 3 inches of rain had fallen. - Flooding impacts may continue into the morning, but no additional rainfall is expected. - Some locations that will experience flooding include... Rockford, Waukegan, Crystal Lake, Gurnee, Round Lake Beach, McHenry, Belvidere, Woodstock, Zion, Loves Park, Machesney Park, Grayslake, Libertyville, Round Lake, Dixon, Antioch, Wauconda, Roscoe, Fox Lake and Harvard. - http://www.weather.gov/safety/flood

A Flood Advisory means minor flooding along waterways and other poor drainage areas is imminent or may already be occurring. Persons in the advisory area should use caution and avoid flood waters. Be especially cautious at night when it is harder to recognize the dangers of flooding.

Flood Warning issued June 11 at 9:47PM CDT until June 13 at 1:00AM CDT by NWS Chicago IL

Effective: Thu June 11, 2026, 9:47 PM
Expires: Fri June 12, 2026, 4:00 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...From late tonight to early Saturday morning. * IMPACTS...At 8.0 feet, Athletic fields are inundated at Glenwood Academy. At 9.0 feet, Water begins to be diverted through Thorn Creek Diversion Tunnel. * ADDITIONAL DETAILS... - At 9:30 PM CDT Thursday the stage was 8.3 feet. - Forecast...The river is expected to rise above flood stage around midnight tonight and crest near 9.5 feet tomorrow 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. Additional information is available at www.weather.gov. The next statement will be issued by Friday afternoon.

Flood Warning issued June 11 at 9:44PM CDT until June 12 at 7:00PM CDT by NWS Chicago IL

Effective: Thu June 11, 2026, 9:44 PM
Expires: Fri June 12, 2026, 3:45 PM

...The National Weather Service in Chicago IL has issued a Flood Warning for the following rivers in Illinois...Indiana... Little Calumet River at Munster (Hohman Avenue) affecting Lake IN and Cook Counties. 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 tomorrow evening. * 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 Thursday the stage was 10.7 feet. - Forecast...The river is expected to quickly rise above flood stage late this evening to a crest near 13.0 feet late tonight. - 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. Additional information is available at www.weather.gov. The next statement will be issued by Friday afternoon.