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Elev 614 ft, 42.1 °N, 83.29 °W

Flat Rock, MI Severe Weather Alertstar_ratehome

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Current Station
Personal Weather Station
Location: Flat Rock, MI
Elevation: 614ft
Nearby Weather Stations

Active Weather Alerts

Special Marine Warning
Issued: 10:08 PM Apr. 4, 2026 – National Weather Service
The National Weather Service in Detroit/Pontiac has issued a

* Special Marine Warning for...
Detroit River...
Michigan Waters of Lake Erie from Detroit River to North Cape MI...

* Until 645 PM EDT.

* At 608 PM EDT, showers capable of producing waterspouts were
located along a line extending from near Wyandotte to near Monroe
Harbor to 7 nm southwest of North Cape, moving northeast at 55
knots.

HAZARD...Waterspouts and wind gusts 34 knots or greater.

SOURCE...Radar.

IMPACT...Waterspouts can create locally hazardous seas. Small
craft could be damaged in briefly higher winds and
suddenly higher waves.

* Showers will be near...
Elizabeth Park Marina, The Ambassador Bridge, Bolles Harbor Of
Refuge, Monroe Harbor, Lake Erie Metropark Harbor, Detroit River
Light, North Cape, Wyandotte, Grosse Ile, and Belle Isle around
615 PM EDT.
Grosse Pointe around 620 PM EDT.

Other locations impacted by showers include Woodland Beach, Stony
Point, Gibraltar, Estral Beach, and Detroit Beach.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Waterspouts can easily overturn boats and create locally hazardous
seas. Seek safe harbor immediately.

&&


WATERSPOUT...POSSIBLE;
HAIL...0.00IN;
WIND...>34KTS

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.

&&


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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