NWS Marine Forecast



 Hazardous marine condition(s):
 Hazardous Weather Outlook
 Dense Fog Advisory
   LMZ847-170800-  Grand Haven to Whitehall MI-  158 AM EDT Fri Apr 17 2026    DENSE FOG ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING    REST OF TONIGHT  Southwest winds around 5 knots. Mostly cloudy.  Widespread dense fog. Waves 1 foot or less.  FRIDAY  Southeast winds 5 to 15 knots increasing to 15 to 20 knots  early in the afternoon. Partly sunny. Widespread dense fog. Waves  1 to 2 feet.  FRIDAY NIGHT  South winds to 30 knots veering southwest after  midnight. Rain showers and a chance of thunderstorms. Patchy dense  fog. Waves 4 to 6 feet.  SATURDAY  West winds to 30 knots. Partly sunny with rain showers.  Waves 4 to 6 feet.  SATURDAY NIGHT  West winds to 30 knots. Partly cloudy. Waves 5 to  7 feet.  SUNDAY  Northwest winds to 30 knots decreasing to 15 to 25 knots  early in the afternoon. Mostly sunny. Waves 5 to 7 feet.  MONDAY  East winds around 10 knots veering southwest in the late  morning and afternoon. Sunny. Waves around 1 foot.  TUESDAY  Southwest winds to 30 knots. Mostly sunny. Waves 6 to  9 feet.    $$