Active Weather Alerts
Flood Warning
Issued: 6:53 PM Apr. 23, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE... * WHAT...Flooding caused by excessive rainfall continues. * WHERE...A portion of northeast Illinois, including the following counties, Lake IL and McHenry. * WHEN...Until further notice. * IMPACTS...Numerous roads, yards, structures, and areas of park land are flooding along the Fox River Chain of Lakes. Flooding will continue through at least next week. * ADDITIONAL DETAILS... - At 138 PM CDT, River gauges along the Fox River Chain of Lakes indicate that water levels have remained nearly steady for the past 24 hours and are likely at a crest in major flood stage. The latest forecast from the Illinois Department of Natural Resources indicates that water levels should begin to slowly fall by Friday. - Some locations that will experience flooding include areas along the Fox River Chain of Lakes, including Nippersink Lake, Fox Lake, Pistakee Lake, Petite Lake, Lake Marie, Channel Lake, and Lake Catherine. - http://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. &&
River Flood Warning
Issued: 3:19 PM Apr. 23, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT UNTIL FURTHER NOTICE... * WHAT...Moderate flooding is occurring and moderate flooding is forecast. * WHERE...Fox River Lower near New Munster. * WHEN...Until further notice. * IMPACTS...At 14.0 feet, There is flooding of the lower levels of homes in the Town of Wheatland and Village of Salem Lakes areas long Riverside Drive, Shorewood Drive, 101st Street and Shorewood Terrace. * ADDITIONAL DETAILS... - At 10:00 AM CDT Thursday the stage was 14.0 feet. - Bankfull stage is 10.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 10:00 AM CDT Thursday was 14.2 feet. - Forecast...The river is expected to fall to 11.5 feet Thursday, April 30. - Flood stage is 11.0 feet. - Flood History...This crest compares to a previous crest of 13.7 feet on 05/24/2004. - http://www.weather.gov/safety/flood && River forecasts are available for some but not all river gaging locations. The 7 day river forecast takes into account past precipitation, soil moisture conditions, and predicted precipitation for the basin. Precipitation is for the next 24 hours in the future from April through September and for 48 hours in the future from October through March. (Stages in ft.) Bank- Latest Forecast stages - Flood full observed ...for 1 pm... Location stage stage stage/time Fri Sat Sun Mon New Munster 11.0 10.0 13.96 10 am 4/23 13.4 13.0 12.6 12.3 - Highest 24 hour change - observed in river stage - stage in (ft.) up to Highest stage - the last latest observed forecast in - 7 days stage next 7 days New Munster 15.04 7 am 4/19 -0.26 13.90 1 pm 4/23 &&
River Flood Warning
Issued: 3:14 PM Apr. 23, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE... * WHAT...Major flooding is occurring and major flooding is forecast. * WHERE...Fox River from Johnsburg downstream to Red Gate Road in St. Charles, including the Algonquin Lock & Dam tailwater gauge. * WHEN...Until further notice. * IMPACTS...At 12.0 feet, Structures threatened along River Street, Johnson Street, and Maiden Lane in East Dundee. North Harrison Street threatened near Riverside Park in Algonquin. Washington Street threatened in Carpentersville. Water Street, Edwards Avenue, and Elgin Avenue threatened in East Dundee. Bayview Road threatened in Elgin. Low-lying areas of Festival Park are threatened in Elgin. * ADDITIONAL DETAILS... - At 9:30 AM CDT Thursday the stage was 12.0 feet. - Forecast...The river is expected to crest around 12.0 to 12.1 feet this afternoon through Friday, then begin a very slow fall but remain above flood stage through next week. - Flood stage is 9.5 feet. - http://www.weather.gov/safety/flood &&
River Flood Warning
Issued: 3:02 PM Apr. 23, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT UNTIL SATURDAY MORNING... * WHAT...Moderate 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 Saturday morning. * 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. * ADDITIONAL DETAILS... - At 8:45 AM CDT Thursday the stage was 14.0 feet. - Forecast...The river is expected to continue a gradual fall to below flood stage Saturday morning. - Flood stage is 12.5 feet. - http://www.weather.gov/safety/flood &&
River Flood Warning
Issued: 3:02 PM Apr. 23, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT UNTIL EARLY SUNDAY AFTERNOON... * WHAT...Moderate flooding is occurring and moderate flooding is forecast. * WHERE...Des Plaines River from US-41 in Gurnee downstream to Townline Road in Vernon Hills, including the Gurnee gauge. * WHEN...Until Sunday afternoon. * IMPACTS...At 9.0 feet, Kilbourne Road and Emerald Avenue threatened near Grand Avenue in Gurnee. * ADDITIONAL DETAILS... - At 9:30 AM CDT Thursday the stage was 9.1 feet. - Forecast...The river is expected to continue a gradual fall to below flood stage Sunday. - Flood stage is 7.0 feet. - http://www.weather.gov/safety/flood &&
River Flood Warning
Issued: 3:02 PM Apr. 23, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT UNTIL EARLY SUNDAY AFTERNOON... * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Des Plaines River from IL/WI state line downstream to US-41 in Gurnee, including the Russell gauge. * WHEN...Until early Sunday afternoon. * IMPACTS...At 8.0 feet, Agricultural and park land is inundated near the river. Residential property is threatened near the river. * ADDITIONAL DETAILS... - At 9:30 AM CDT Thursday the stage was 7.7 feet. - Forecast...The river is expected to continue a gradual fall to below flood stage Sunday. - Flood stage is 7.0 feet. - http://www.weather.gov/safety/flood &&
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