Active Weather Alerts
Gale Warning
Issued: 6:07 PM Apr. 2, 2026 – National Weather Service
...DENSE FOG ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 4 AM CDT FRIDAY... * WHAT...For the Dense Fog Advisory, dense fog will reduce visibility to less than 1 NM. For the Gale Warning, south gales to 35 kt and significant waves to 7 ft occasionally to 9 ft. For the Small Craft Advisory, southwest winds to 30 kt and significant waves to 6 ft occasionally to 8 ft expected. * WHERE...Winthrop Harbor to Wilmette Harbor IL. * WHEN...For the Dense Fog Advisory, until 4 PM CDT this afternoon. For the Gale Warning, until 9 PM CDT this evening. For the Small Craft Advisory, from 9 PM this evening to 4 AM CDT Friday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. Low visibility will make navigation difficult. 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. If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass. &&
Dense Fog Advisory
Issued: 6:07 PM Apr. 2, 2026 – National Weather Service
...DENSE FOG ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 4 AM CDT FRIDAY... * WHAT...For the Dense Fog Advisory, dense fog will reduce visibility to less than 1 NM. For the Gale Warning, south gales to 35 kt and significant waves to 7 ft occasionally to 9 ft. For the Small Craft Advisory, southwest winds to 30 kt and significant waves to 6 ft occasionally to 8 ft expected. * WHERE...Winthrop Harbor to Wilmette Harbor IL. * WHEN...For the Dense Fog Advisory, until 4 PM CDT this afternoon. For the Gale Warning, until 9 PM CDT this evening. For the Small Craft Advisory, from 9 PM this evening to 4 AM CDT Friday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. Low visibility will make navigation difficult. 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. If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass. &&
Small Craft Advisory
Issued: 6:07 PM Apr. 2, 2026 – National Weather Service
...DENSE FOG ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON... ...GALE WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 4 AM CDT FRIDAY... * WHAT...For the Dense Fog Advisory, dense fog will reduce visibility to less than 1 NM. For the Gale Warning, south gales to 35 kt and significant waves to 7 ft occasionally to 9 ft. For the Small Craft Advisory, southwest winds to 30 kt and significant waves to 6 ft occasionally to 8 ft expected. * WHERE...Winthrop Harbor to Wilmette Harbor IL. * WHEN...For the Dense Fog Advisory, until 4 PM CDT this afternoon. For the Gale Warning, until 9 PM CDT this evening. For the Small Craft Advisory, from 9 PM this evening to 4 AM CDT Friday. * IMPACTS...Strong winds will cause hazardous waves which could capsize or damage vessels and reduce visibility. Low visibility will make navigation difficult. 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. If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass. &&
Wind Advisory
Issued: 3:36 PM Apr. 2, 2026 – National Weather Service
...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... * WHAT...South winds 20 to 30 mph with gusts up to 45 mph expected. * WHERE...Portions of north central and northeast Illinois. * WHEN...Until 7 PM CDT this evening. * IMPACTS...Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. &&
River Flood Watch
Issued: 3:00 PM Apr. 2, 2026 – National Weather Service
...FLOOD WATCH IN EFFECT FROM FRIDAY MORNING TO SUNDAY MORNING... * WHAT...Flooding is possible. * WHERE...Des Plaines River from Palatine Road in Prospect Heights downstream to Irving Park Road in Chicago, including the Des Plaines gauge. * WHEN...From Friday morning to Sunday morning. * IMPACTS...At 15.0 feet, Structures threatened at Methodist Campground in Des Plaines. Forest preserve roadways are threatened. * ADDITIONAL DETAILS... - At 9:45 AM CDT Thursday the stage was 10.6 feet. - Forecast...Flood stage may be reached tomorrow morning. - Flood stage is 15.0 feet. - http://www.weather.gov/safety/flood &&
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