Special Marine Warning issued May 4 at 7:41PM EDT until May 4 at 8:45PM EDT by NWS Detroit/Pontiac MI
Details
For the following areas...
Detroit River...
Lake St. Clair Open Lake (U.S. Portion)...
Michigan Waters of Lake Erie from Detroit River to North Cape MI...
St. Clair River...
At 740 PM EDT, strong thunderstorms were located along a line
extending from 8 nm north of The Ambassador Bridge to Elizabeth Park
Marina to near Detroit River Light, moving east at 40 knots.
HAZARD...Wind gusts to nearly 50 knots and small hail.
SOURCE...Radar indicated.
IMPACT...Small craft could be damaged in briefly higher winds and
suddenly higher waves.
strong thunderstorms will be near...
Lake Erie Metropark Harbor, Detroit River Light, The Ambassador
Bridge, Grosse Pointe, Elizabeth Park Marina, St. Clair Shores,
Grosse Ile, Belle Isle, Wyandotte, and Estral Beach around 745 PM
EDT.
Metro Beach Metropark Marina around 755 PM EDT.
Mt Clemens Harbor Of Refuge and St Clair Flats Old Channel Light
around 800 PM EDT.
Algonac around 810 PM EDT.
Other locations impacted by strong thunderstorms include Woodland
Beach, Stony Point, Gibraltar, Estral Beach, and Detroit Beach.
Empfehlungen
Move to safe harbor immediately as gusty winds and high waves are
expected.
Frequent lightning is occurring with these storms. If caught on the
open water stay below deck if possible, keep away from ungrounded
metal objects.