Active Weather Alerts
River Flood Warning
Issued: 10:10 AM Apr. 30, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL TOMORROW EVENING... * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Fox River Lower near New Munster. * WHEN...Until tomorrow evening. * IMPACTS...At 11.5 feet, Water is in the yards of some homes in the Village of Salem Lakes and Town of Wheatland areas, including Riverside Dr and Shorewood Dr. There are 3-4 inches of water over 77th Street in the Town of Wheatland. * ADDITIONAL DETAILS... - At 4:00 AM CDT Thursday the stage was 11.3 feet. - Bankfull stage is 10.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 4:00 AM CDT Thursday was 11.7 feet. - Forecast...The river is expected to rise to a crest of 11.3 feet this morning. It will then fall below flood stage early tomorrow afternoon. - Flood stage is 11.0 feet. - Flood History...This crest compares to a previous crest of 11.3 feet on 03/30/2020. - 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 7 am... Location stage stage stage/time Fri Sat Sun Mon New Munster 11.0 10.0 11.25 4 am 4/30 11.1 10.8 10.6 10.3 - 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 14.03 4 am 4/23 -0.47 11.40 1 am 4/30 &&
River Flood Warning
Issued: 1:19 AM Apr. 30, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE... * WHAT...Moderate flooding is occurring and moderate 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 11.5 feet, Residences threatened along Oceola Drive in Algonquin. A few residences threatened along McBridge Street in Elgin. Jayne Street and Beach Drive threatened in Algonquin. River Street threatened in East Dundee. Jerusha Avenue threatened in Elgin. Fox River Trail threatened between East Dundee and Elgin. * ADDITIONAL DETAILS... - At 7:30 PM CDT Wednesday the stage was 11.3 feet. - Forecast...The river is expected to continue a gradual slow fall. - Flood stage is 9.5 feet. - http://www.weather.gov/safety/flood &&
Flood Warning
Issued: 9:36 PM Apr. 29, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL SUNDAY... * WHAT...Flooding caused by excessive rainfall continues. * WHERE...A portion of northeast Illinois, including the following counties, Lake IL and McHenry. * WHEN...Until Sunday. * IMPACTS...Multiple roads, yards, and areas of park land are flooding along the Fox River Chain of Lakes. Flooding is expected to continue until this weekend. * ADDITIONAL DETAILS... - At 431 PM CDT, River gauges along the Fox River Chain of Lakes indicated that water levels continue to slowly fall. - The latest forecast from the Illinois Department of Natural Resources indicates that water levels should fall to near flood stage by this weekend. - 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 &&
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