Alpena, MI - LHZ348 - 8/21/2026 10:28 AM
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary
SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING
TODAY
Southeast wind 10 to 15 knots with gusts to 25 knots. Scattered showers and isolated thunderstorms in the afternoon. Waves 2 to 4 feet.
TONIGHT
South wind 10 to 15 knots. Numerous showers and isolated thunderstorms. Waves 2 to 4 feet.
SATURDAY
Northwest wind 15 to 20 knots. Showers and scattered thunderstorms. Waves 2 to 3 feet.
SATURDAY NIGHT
Northwest wind 10 to 20 knots. Mostly cloudy. Waves 4 to 6 feet. Winds and waves higher in the vicinity of thunderstorms. See the open lakes forecast for days 3 through 5.