Active Weather Alerts
River Flood Warning
Issued: 8:38 AM Apr. 23, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL EARLY WEDNESDAY AFTERNOON... * WHAT...Major flooding is occurring and moderate flooding is forecast. * WHERE...Fox River Lower near New Munster. * WHEN...Until early Wednesday afternoon. * 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 3:00 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 3:00 AM CDT Thursday was 14.3 feet. - Forecast...The river is expected to fall below flood stage Wednesday morning and continue falling to 10.7 feet Wednesday evening. - 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 am... Location stage stage stage/time Fri Sat Sun Mon New Munster 11.0 10.0 14.04 3 am 4/23 13.6 13.1 12.6 12.0 - 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 -0.24 14.00 1 am 4/23 &&
River Flood Warning
Issued: 3:12 AM Apr. 23, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE... * WHAT...Major flooding is occurring and is forecasted to continue. * 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 PM CDT Wednesday, the stage was 12.0 feet. - Forecast...The river is expected to rise to a crest of 12.2 feet Thursday evening, then remain steady through Saturday before slowly falling. - Flood stage is 9.5 feet. - http://www.weather.gov/safety/flood &&
River Flood Warning
Issued: 3:00 AM Apr. 23, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT UNTIL FRIDAY EVENING... * WHAT...Moderate flooding is occurring and is forecasted to continue. * WHERE...Des Plaines River from Townline Road in Libertyville downstream to Palatine Road in Prospect Heights, including the Lincolnshire gauge. * WHEN...Until Friday evening. * 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 PM CDT Wednesday, the stage was 14.4 feet. - Forecast...The river is expected to continue gradually falling, and may fall below flood stage sometime on Friday. - Flood stage is 12.5 feet. - http://www.weather.gov/safety/flood &&
River Flood Warning
Issued: 3:00 AM Apr. 23, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT UNTIL EARLY SUNDAY MORNING... * WHAT...Moderate flooding is occurring and is forecasted to continue. * WHERE...Des Plaines River from US-41 in Gurnee downstream to Townline Road in Vernon Hills, including the Gurnee gauge. * WHEN...Until early Sunday morning. * IMPACTS...At 9.0 feet, Kilbourne Road and Emerald Avenue threatened near Grand Avenue in Gurnee. * ADDITIONAL DETAILS... - At 9:30 PM CDT Wednesday, the stage was 9.4 feet. - Forecast...The river is expected to gradually fall through the week, and may fall below flood stage sometime on Saturday. - Flood stage is 7.0 feet. - http://www.weather.gov/safety/flood &&
River Flood Warning
Issued: 3:00 AM Apr. 23, 2026 – National Weather Service
...FLOOD WARNING NOW IN EFFECT UNTIL SUNDAY MORNING... * WHAT...Minor flooding is occurring and is forecasted to continue. * WHERE...Des Plaines River from IL/WI state line downstream to US-41 in Gurnee, including the Russell gauge. * WHEN...Until Sunday morning. * IMPACTS...At 8.0 feet, agricultural and park land is inundated near the river. Residential property is threatened near the river. * ADDITIONAL DETAILS... - At 8:30 PM CDT Wednesday, the stage was 8.0 feet. - Forecast...The river is expected to continue gradually falling, and may drop below flood stage sometime this weekend. - Flood stage is 7.0 feet. - http://www.weather.gov/safety/flood &&
Flood Warning
Issued: 8:17 PM Apr. 22, 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 the middle of next week. * ADDITIONAL DETAILS... - At 255 PM CDT, River gauges along the Fox River Chain of Lakes indicated water levels are cresting at major flood stage. The latest forecast from the Illinois Department of Natural Resources indicates that water levels may begin to slowly fall on Thursday. - Water levels are expected to remain above flood stage at least through the middle of next week, assuming no additional rainfall occurs. Impacts from this flood are likely to be similar to those experienced in May of 1973, April 1979, or October of 1986, which each crested at similar levels. - 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. &&
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