Active Weather Alerts
Wind Advisory
Issued: 4:19 PM Apr. 27, 2026 – National Weather Service
...WIND ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON... * WHAT...Southeast winds 20 to 25 mph with gusts up to 50 mph expected. * WHERE...Portions of north central and northeast Illinois and northwest Indiana. * WHEN...Until 4 PM CDT this afternoon. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...The potential exists for brief localized gusts up to 55 to 60 mph. PRECAUTIONARY/PREPAREDNESS ACTIONS... Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. &&
River Flood Warning
Issued: 3:21 PM Apr. 27, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL SUNDAY MORNING... * WHAT...Minor flooding is occurring and minor flooding is forecast. * WHERE...Fox River Lower near New Munster. * WHEN...Until Sunday morning. * IMPACTS...At 12.0 feet, Water is up to the first floor levels of some homes in the Town of Wheatland and Village of Salem Lakes area along Riverside Drive and Shorewood Drive. * ADDITIONAL DETAILS... - At 10:00 AM CDT Monday the stage was 12.4 feet. - Bankfull stage is 10.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 10:00 AM CDT Monday was 12.9 feet. - Forecast...The river is expected to fall below flood stage early Sunday morning and continue falling to 10.7 feet Monday, May 04. - Flood stage is 11.0 feet. - Flood History...This crest compares to a previous crest of 12.4 feet on 05/01/2020. - 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 1 pm... Location stage stage stage/time Tue Wed Thu Fri New Munster 11.0 10.0 12.43 10 am 4/27 12.1 11.8 11.6 11.4 - 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 14.83 9 am 4/20 -0.43 12.40 1 pm 4/27 &&
Small Craft Advisory
Issued: 2:35 PM Apr. 27, 2026 – National Weather Service
...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL NOON CDT TODAY... ...GALE WARNING IN EFFECT UNTIL 7 PM CDT THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 10 AM CDT TUESDAY... * WHAT...For the first Small Craft Advisory, southeast winds to 25 kt and significant waves to 5 ft. For the Gale Warning, southeast winds to 35 kt and significant waves to 7 ft occasionally to 9 ft expected. For the second Small Craft Advisory, south to southwest winds to 30 kt and significant waves to 7 ft occasionally to 9 ft expected. * WHERE...Winthrop Harbor to Calumet Harbor IL. * WHEN...For the first Small Craft Advisory, until noon CDT today. For the Gale Warning, until 7 PM CDT this evening. For the second Small Craft Advisory, from 7 PM this evening to 10 AM CDT Tuesday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. &&
Gale Warning
Issued: 2:35 PM Apr. 27, 2026 – National Weather Service
...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL NOON CDT TODAY... ...GALE WARNING IN EFFECT UNTIL 7 PM CDT THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 10 AM CDT TUESDAY... * WHAT...For the first Small Craft Advisory, southeast winds to 25 kt and significant waves to 5 ft. For the Gale Warning, southeast winds to 35 kt and significant waves to 7 ft occasionally to 9 ft expected. For the second Small Craft Advisory, south to southwest winds to 30 kt and significant waves to 7 ft occasionally to 9 ft expected. * WHERE...Winthrop Harbor to Calumet Harbor IL. * WHEN...For the first Small Craft Advisory, until noon CDT today. For the Gale Warning, until 7 PM CDT this evening. For the second Small Craft Advisory, from 7 PM this evening to 10 AM CDT Tuesday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. &&
Small Craft Advisory
Issued: 2:35 PM Apr. 27, 2026 – National Weather Service
...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL NOON CDT TODAY... ...GALE WARNING IN EFFECT UNTIL 7 PM CDT THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 10 AM CDT TUESDAY... * WHAT...For the first Small Craft Advisory, southeast winds to 25 kt and significant waves to 5 ft. For the Gale Warning, southeast winds to 35 kt and significant waves to 7 ft occasionally to 9 ft expected. For the second Small Craft Advisory, south to southwest winds to 30 kt and significant waves to 7 ft occasionally to 9 ft expected. * WHERE...Winthrop Harbor to Calumet Harbor IL. * WHEN...For the first Small Craft Advisory, until noon CDT today. For the Gale Warning, until 7 PM CDT this evening. For the second Small Craft Advisory, from 7 PM this evening to 10 AM CDT Tuesday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions. &&
River Flood Warning
Issued: 1:30 AM Apr. 27, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE... * WHAT...Moderate 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 7:30 PM CDT Sunday, the stage was 11.8 feet. - Forecast...The river is expected to gradually fall over the next several days, but will remain above flood stage through this week. - Flood stage is 9.5 feet. - http://www.weather.gov/safety/flood &&
Flood Warning
Issued: 4:09 PM Apr. 26, 2026 – National Weather Service
...FLOOD WARNING REMAINS IN EFFECT UNTIL 1 PM CDT THURSDAY... * WHAT...Flooding caused by excessive rainfall continues. * WHERE...A portion of northeast Illinois, including the following counties, Lake IL and McHenry. * WHEN...Until 100 PM CDT Thursday. * 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 this week. * ADDITIONAL DETAILS... - At 1107 AM CDT, River gauges along the Fox River Chain of Lakes indicate that water levels are slowly receding following a crest in major flood stage. The latest forecast from the Illinois Department of Natural Resources indicates that water levels should continue to slowly recede this week. - Water levels are expected to remain above flood stage through this week. However, if additional heavy rainfall occurs on Monday, flooding could persist into the first week of May. - 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. &&
Local Radar