NWS Marine Forecast



 Hazardous marine condition(s):
 Small Craft Advisory
   LHZ348-201330-  Presque Isle Light to Sturgeon Pt MI Including Thunder Bay  National Marine Sanctuary-  117 AM EDT Mon Jul 20 2026    SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH  TUESDAY MORNING    TODAY  South wind 10 to 20 knots gusting to 25 knots. Patchy  smoke in the morning. Waves 2 to 3 feet building to 4 to 6 feet in  the afternoon.  TONIGHT  South wind 10 to 20 knots. Patchy smoke. Chance of  showers and thunderstorms. Waves 4 to 6 feet.  TUESDAY  West wind up to 30 knots with gusts to around  35 knots. Chance of showers. Waves 6 to 9 feet.  TUESDAY NIGHT  Northwest wind up to 30 knots with gusts to  around 40 knots. Mostly cloudy. Waves 7 to 10 feet.    Winds and waves higher in the vicinity of thunderstorms.    See the open lakes forecast for days 3 through 5.    $$