NWS Marine Forecast



 Hazardous marine condition(s):
 Small Craft Advisory
 Hazardous Weather Outlook
   LSZ250-130800-  Munising to Grand Marais MI-  1102 PM EDT Tue May 12 2026    SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE WEDNESDAY NIGHT    REST OF TONIGHT  North wind 15 to 25 knots becoming 20 to  25 knots late. Cloudy. Rain showers likely by midnight, then a  chance of rain showers late. Waves 1 to 2 feet building to 4 to  7 feet occasionally to 9 feet.  WEDNESDAY  Northwest wind 20 to 25 knots. Cloudy with a slight  chance of rain showers through mid morning, then mostly sunny by  late morning. Waves building to 5 to 8 feet occasionally to  10 feet, then subsiding to 3 to 6 feet occasionally to 8 feet.  WEDNESDAY NIGHT  Northwest wind 15 to 20 knots diminishing to  5 to 15 knots after midnight. Mostly clear. Waves subsiding to  2 to 3 feet.  THURSDAY  North wind less than 10 knots veering northeast in  the afternoon. Mostly sunny. Waves subsiding to 1 to 2 feet.    $$