Thunder Bay Island, MI - LHZ348 - 10/17/2026 4:40 AM
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary
SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM EDT THIS MORNING THROUGH LATE SUNDAY NIGHT
TODAY
Northwest wind 10 to 20 knots becoming southwest in the afternoon. Mostly clear. Waves 2 to 4 feet subsiding to 2 to 3 feet in the morning.
TONIGHT
Southwest wind 10 to 15 knots. Clear. Waves 2 to 3 feet.
SUNDAY
Southwest wind 15 to 25 knots. Sunny. Waves 3 to 5 feet.
SUNDAY NIGHT
Southwest wind 15 to 25 knots. Mostly clear. Waves 3 to 5 feet. See the open lakes forecast for days 3 through 5.