Active Weather Alerts
Marine Weather Statement
Issued: 9:44 PM Apr. 4, 2026 – National Weather Service
...A LINE OF STRONG THUNDERSTORMS APPROACHING THE WATERS... The areas affected include... Detroit River... Lake St. Clair Open Lake (U.S. Portion)... Michigan Waters of Lake Erie from Detroit River to North Cape MI... At 544 PM EDT, Doppler radar indicated a line of strong thunderstorms, capable of producing winds up to 30 knots. These thunderstorms were located along a line extending from 24 nm northwest of St. Clair Shores to 15 nm west of Wyandotte to 10 nm west of Luna Pier, moving east at 40 knots. strong thunderstorms will be near... Luna Pier around 550 PM EDT. Bolles Harbor Of Refuge, Monroe Harbor, North Cape, Woodland Beach, and Detroit Beach around 555 PM EDT. Elizabeth Park Marina, Lake Erie Metropark Harbor, Wyandotte, Gibraltar, Stony Point, and Estral Beach around 600 PM EDT. The Ambassador Bridge, Detroit River Light, and Grosse Ile around 605 PM EDT. St. Clair Shores and Belle Isle around 610 PM EDT. Grosse Pointe around 615 PM EDT. Mt Clemens Harbor Of Refuge, New Baltimore, and Metro Beach Metropark Marina around 620 PM EDT. St Clair Flats Old Channel Light around 625 PM EDT. Other locations impacted by strong thunderstorms include Woodland Beach, Stony Point, Gibraltar, Estral Beach, and Detroit Beach. PRECAUTIONARY/PREPAREDNESS ACTIONS... Mariners can expect gusty winds up to 30 knots, locally higher waves, and lightning strikes. Boaters should seek safe harbor immediately until these storms pass. &&
Special Weather Statement
Issued: 9:15 PM Apr. 4, 2026 – National Weather Service
...STRONG THUNDERSTORMS WILL IMPACT MONROE...WAYNE...LENAWEE AND WASHTENAW COUNTIES THROUGH 615 PM EDT... At 514 PM EDT, Doppler radar was tracking strong thunderstorms along a line extending from Hartland to near Dexter to near Adrian. Movement was northeast at 45 mph. HAZARD...Winds in excess of 40 mph. SOURCE...Radar indicated. IMPACT...Gusty winds could knock down tree limbs and blow around unsecured objects. Locations impacted include... Ann Arbor, Livonia, Taylor, Romulus, Adrian, Monroe, Ypsilanti, Flat Rock, Saline, Tecumseh, Milan, Grosse Pointe, Chelsea, Dexter, Dundee, Blissfield, Carleton, Manchester, Downtown Detroit, and Canton. People attending Comerica Park should seek safe shelter immediately! PRECAUTIONARY/PREPAREDNESS ACTIONS... If outdoors, consider seeking shelter inside a building. A Severe Thunderstorm Watch remains in effect until 900 PM EDT for southeastern Michigan. && MAX HAIL SIZE...0.00 IN; MAX WIND GUST...40 MPH
Flood Watch
Issued: 5:30 PM Apr. 4, 2026 – National Weather Service
...FLOOD WATCH IN EFFECT UNTIL MIDNIGHT EDT TONIGHT... * WHAT...Flooding caused by excessive rainfall is possible. * WHERE...A portion of southeast Michigan, including the following areas, Bay, Genesee, Lapeer, Livingston, Macomb, Midland, Oakland, Saginaw, Sanilac, Shiawassee, St. Clair, Tuscola, Washtenaw and Wayne. * WHEN...Until midnight EDT tonight. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. Area creeks and streams are running high and could flood with more heavy rain. * ADDITIONAL DETAILS... - 1 to 3 inches of rain fell this morning across southeast Michigan, leading to rises in area rivers and reports of minor flooding. A second round of rain is expected this afternoon and evening, with potential for additional amounts to reach or exceed one inch. The primary concerns are for additional rises in rivers and areal flooding, although localized flash flooding cannot be entirely ruled out. - http://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop. &&
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