Special Marine Warning

For the following areas... Lake Huron from Presque Isle Lt. to Sturgeon Point MI 5NM off shore to US/Canadian border... Lake Huron from Sturgeon Point to Alabaster MI 5NM off shore to US/Canadian border... Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary... Sturgeon Pt to Alabaster MI...

At 420 AM EDT, strong thunderstorms were located along a line extending from 9 nm northeast of Middle Island to 14 nm southwest of Northern Lake Huron Buoy to 11 nm east of Sturgeon Point, moving east at 50 knots.

HAZARD...Wind gusts to 40 knots.

SOURCE...Radar Indicated.

IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves.

Locations impacted include... Middle Island, Black River, South Point, Greenbush, Thunder Bay, Sturgeon Point, Northern Lake Huron Buoy, Harrisville, and Alpena.