NWS Marine Forecast


   LMZ847-190800-  Grand Haven to Whitehall MI-  405 PM EDT Fri Jul 18 2025    THROUGH EARLY EVENING  Northwest winds 5 to 10 knots. Sunny. Waves  less than 1 foot.  TONIGHT  Northwest winds 5 to 15 knots veering east late at night,  then veering south toward daybreak. Partly cloudy. Waves 1 foot or  less.  SATURDAY  South winds 10 to 15 knots veering southwest late in the  day. Rain showers likely and a chance of thunderstorms. Waves 1 to  3 feet.  SATURDAY NIGHT  Northwest winds around 10 knots veering north  after midnight. Partly cloudy with a slight chance of showers and  thunderstorms. Waves 1 to 2 feet.  SUNDAY  North winds 10 to 15 knots becoming around 15 knots late  in the day. Mostly sunny. Waves around 1 foot.  SUNDAY NIGHT  North winds 10 to 15 knots veering east after  midnight. Mostly clear. Waves 1 to 2 feet.  MONDAY  East winds 10 to 15 knots. Mostly sunny. Waves 1 foot or  less.  TUESDAY  South winds 10 to 15 knots. Mostly sunny. Waves 1 to  2 feet.  WEDNESDAY  Southwest winds 15 to 20 knots. Partly sunny. Waves  2 to 3 feet.    $$