Station Name: Lockport L&D 2
Data Source: USGS

Elevation Above Sea Level: 561 feet

Nearest Address:
South Powerhouse Drive
Lockport, IL 60434
Will County

GPS Coordinates: 41.5697, -88.0783

Nearby Water Temperatures

Dense Fog Advisory issued April 16 at 11:52PM CDT until April 17 at 10:00AM CDT by NWS Chicago IL

Effective: Thu April 16, 2026, 11:52 PM
Expires: Fri April 17, 2026, 10:00 AM

* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Central Cook, Eastern Will, and Northern Will Counties. * WHEN...Until 10 AM CDT Friday. * IMPACTS...Low visibility could make driving conditions hazardous.

If driving, slow down, use your headlights, and leave plenty of distance ahead of you.

Flood Warning issued April 16 at 12:19PM CDT by NWS Chicago IL

Effective: Thu April 16, 2026, 12:19 PM
Expires: Fri April 17, 2026, 5:30 AM

...The Flood Warning is extended for the following rivers in Illinois... Fox River at Montgomery affecting Kane and Kendall Counties. ...The Flood Warning continues for the following rivers in Illinois... Fox River at Algonquin Lock & Dam tailwater affecting Kane, Lake IL and McHenry 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 11:00 AM CDT Thursday the stage was 13.5 feet. - Recent Activity...The river has begun cresting around 13.5 feet. - Forecast...The river is expected to remain near 13.5 feet today and then begin slowly falling. The river is expected to remain near flood stage for the next several days. - Flood stage is 13.5 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 by late tonight.

Flood Warning issued April 16 at 10:12PM CDT by NWS Chicago IL

Effective: Thu April 16, 2026, 10:12 PM
Expires: Fri April 17, 2026, 4:15 PM

...The Flood Warning is extended for the following rivers in Illinois... Fox River at Montgomery affecting Kane and Kendall Counties. For the Fox River (Illinois)...including Algonquin Lock & Dam tailwater, Montgomery...Moderate flooding is forecast. * 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 9:00 PM CDT Thursday the stage was 13.5 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 9:00 PM CDT Thursday was 13.5 feet. - Forecast...The river is expected to fall below flood stage Friday afternoon. Additional rises are possible thereafter. - Flood stage is 13.5 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 by Friday afternoon.

Flood Warning issued April 16 at 12:11PM CDT by NWS Chicago IL

Effective: Thu April 16, 2026, 12:11 PM
Expires: Fri April 17, 2026, 5:15 AM

...The Flood Warning is extended for the following rivers in Illinois... Des Plaines River at Lincolnshire affecting Lake IL and Cook Counties. Des Plaines River near Des Plaines affecting Cook County. Des Plaines River near Russell affecting Lake IL County. ...The Flood Warning continues for the following rivers in Illinois... 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 further notice. * IMPACTS...At 17.0 feet, Central Road and Golf Road are threatened in Des Plaines. * ADDITIONAL DETAILS... - At 11:45 AM CDT Thursday the stage was 15.8 feet. - Forecast...The river is expected to crest of near 17.0 feet early on Saturday. - Flood stage is 15.0 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 late tonight.

Flood Warning issued April 16 at 12:11PM CDT by NWS Chicago IL

Effective: Thu April 16, 2026, 12:11 PM
Expires: Fri April 17, 2026, 5:15 AM

...The Flood Warning is extended for the following rivers in Illinois... Des Plaines River at Lincolnshire affecting Lake IL and Cook Counties. Des Plaines River near Des Plaines affecting Cook County. Des Plaines River near Russell affecting Lake IL County. ...The Flood Warning continues for the following rivers in Illinois... Des Plaines River near Gurnee affecting Lake IL County. * WHAT...Minor flooding is occurring and moderate flooding is forecast. * WHERE...Des Plaines River from Townline Road in Libertyville downstream to Palatine Road in Prospect Heights, including the Lincolnshire gauge. * WHEN...Until further notice. * IMPACTS...At 14.0 feet, Residences threatened east of the river just south of IL-22 (Half-Day Road). Lincolnshire Drive threatened at Wiltshire Lane. 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 10:45 AM CDT Thursday the stage was 13.1 feet. - Forecast...The river expected to crest near 14.5 feet on Friday. - Flood stage is 12.5 feet. - Flood History...This crest compares to a previous crest of 14.4 feet on 05/01/2020. - 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 late tonight.