


Nearshore Marine Forecast
Issued by NWS Grand Rapids, MI
Issued by NWS Grand Rapids, MI
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826 FZUS53 KGRR 170805 NSHGRR Nearshore Marine Forecast National Weather Service Grand Rapids MI 405 AM EDT Thu Jul 17 2025 For waters within five nautical miles of shore on Lake Michigan LMZ849-172000- Pentwater to Manistee MI- 405 AM EDT Thu Jul 17 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .EARLY THIS MORNING...North winds to 30 knots. Cloudy with a chance of rain showers. Waves 5 to 7 feet. .TODAY...North winds to 30 knots decreasing to 15 to 20 knots late in the day. Cloudy until midday then becoming mostly sunny. Waves 6 to 8 feet. .TONIGHT...North winds 10 to 20 knots veering east 5 to 15 knots after midnight. Mostly clear. Waves 2 to 4 feet subsiding to 1 to 3 feet after midnight. .FRIDAY...Southeast winds 5 to 10 knots veering southwest, then veering northwest late in the day. Sunny. Waves 1 foot or less. .FRIDAY NIGHT...Northeast winds 5 to 10 knots veering southeast after midnight. Partly cloudy with a chance of rain showers. Waves less than 1 foot. .SATURDAY...Southeast winds around 10 knots veering west, then veering northwest late in the day. Mostly cloudy with a chance of showers and thunderstorms. Waves around 1 foot. .SUNDAY...North winds 10 to 15 knots. Mostly sunny. Waves 1 foot or less. .MONDAY...Southeast winds 10 to 15 knots veering south, then veering northwest late in the day. Mostly sunny. Waves around 1 foot. $$ LMZ848-172000- Whitehall to Pentwater MI- 405 AM EDT Thu Jul 17 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .EARLY THIS MORNING...Northwest winds to 30 knots. Cloudy with a slight chance of rain showers. Waves 5 to 7 feet. .TODAY...North winds 15 to 25 knots. Cloudy until midday then becoming partly sunny. Waves 5 to 7 feet. .TONIGHT...Northeast winds 10 to 20 knots veering east around 10 knots toward daybreak. Mostly clear. Waves 3 to 5 feet subsiding to 2 to 3 feet after midnight. .FRIDAY...East winds 10 to 15 knots veering southwest, then veering northwest late in the day. Sunny. Waves 1 foot or less. .FRIDAY NIGHT...Northeast winds 5 to 10 knots veering southeast after midnight. Partly cloudy with a chance of rain showers. Waves less than 1 foot. .SATURDAY...South winds 10 to 15 knots veering northwest late in the day. Mostly cloudy with a chance of rain showers. Waves around 1 foot. .SUNDAY...Northeast winds 10 to 15 knots backing north late in the day. Mostly sunny. Waves 1 foot or less. .MONDAY...Southeast winds 10 to 15 knots veering south. Mostly sunny. Waves around 1 foot. $$ LMZ847-172000- Grand Haven to Whitehall MI- 405 AM EDT Thu Jul 17 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .EARLY THIS MORNING...Northwest winds to 30 knots. Cloudy with a slight chance of rain showers. Waves 4 to 6 feet. .TODAY...North winds 15 to 25 knots. Cloudy until midday then becoming partly sunny. Waves 4 to 6 feet. .TONIGHT...Northeast winds 10 to 15 knots veering east toward daybreak. Mostly clear. Waves 2 to 4 feet subsiding to 1 to 2 feet after midnight. .FRIDAY...East winds around 10 knots veering south, then veering northwest late in the day. Sunny. Waves 1 foot or less. .FRIDAY NIGHT...North winds 5 to 10 knots veering southeast 10 to 15 knots toward daybreak. Partly cloudy with a chance of rain showers. Waves 1 foot or less. .SATURDAY...South winds 10 to 15 knots veering west late in the day. Mostly cloudy with a chance of rain showers. Waves around 1 foot. .SUNDAY...Northeast winds 10 to 15 knots backing north. Mostly sunny. Waves 1 foot or less. .MONDAY...Southeast winds around 15 knots veering south late in the day. Partly sunny with a chance of rain showers. Waves around 1 foot. $$ LMZ846-172000- Holland to Grand Haven MI- 405 AM EDT Thu Jul 17 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .EARLY THIS MORNING...Northwest winds to 30 knots. Cloudy with a slight chance of rain showers. Waves 5 to 7 feet. .TODAY...Northwest winds 15 to 25 knots. Cloudy until midday then becoming partly sunny. Waves 5 to 7 feet. .TONIGHT...North winds 10 to 20 knots veering east after midnight. Mostly clear. Waves 2 to 4 feet subsiding to 1 to 3 feet after midnight. .FRIDAY...East winds 10 to 15 knots backing northwest late in the day. Sunny. Waves 1 foot or less. .FRIDAY NIGHT...North winds 5 to 10 knots veering east late at night, then veering southeast 10 to 15 knots toward daybreak. Partly cloudy with a chance of rain showers and a slight chance of thunderstorms. Waves 1 foot or less. .SATURDAY...South winds 10 to 15 knots veering west late in the day. Mostly cloudy with a chance of rain showers. Waves around 1 foot. .SUNDAY...Northeast winds 10 to 15 knots backing north late in the day. Mostly sunny. Waves 1 foot or less. .MONDAY...Southeast winds around 15 knots veering south late in the day. Partly sunny with a chance of rain showers. Waves around 1 foot. $$ LMZ845-172000- South Haven to Holland MI- 405 AM EDT Thu Jul 17 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .EARLY THIS MORNING...Northwest winds to 30 knots. Cloudy. Waves 5 to 7 feet. .TODAY...Northwest winds 15 to 25 knots. Cloudy until midday then becoming partly sunny. Waves 5 to 7 feet. .TONIGHT...North winds 10 to 20 knots veering east after midnight. Partly cloudy. Waves 3 to 5 feet subsiding to 1 to 3 feet toward daybreak. .FRIDAY...East winds 10 to 15 knots backing north late in the day. Sunny. Waves around 1 foot. .FRIDAY NIGHT...Northeast winds 5 to 15 knots veering southeast after midnight. Partly cloudy with a chance of rain showers and a slight chance of thunderstorms. Waves less than 1 foot. .SATURDAY...South winds 10 to 15 knots veering west late in the day. Partly sunny with a chance of showers and thunderstorms. Waves around 1 foot. .SUNDAY...Northeast winds 10 to 15 knots backing north late in the day. Mostly sunny. Waves 1 foot or less. .MONDAY...Southeast winds 10 to 15 knots. Partly sunny with a chance of rain showers. Waves 1 foot or less. $$ LMZ844-172000- St Joseph to South Haven MI- 405 AM EDT Thu Jul 17 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .EARLY THIS MORNING...Northwest winds 20 to 25 knots. Cloudy. Waves 5 to 7 feet. .TODAY...North winds 15 to 20 knots. Cloudy until midday then becoming partly sunny. Waves 5 to 7 feet. .TONIGHT...North winds 10 to 20 knots veering east after midnight. Partly cloudy. Waves 4 to 6 feet subsiding to 2 to 3 feet toward daybreak. .FRIDAY...East winds 10 to 15 knots backing north late in the day. Sunny. Waves 1 to 2 feet. .FRIDAY NIGHT...Northeast winds 5 to 10 knots veering southeast after midnight. Partly cloudy with a chance of rain showers and a slight chance of thunderstorms. Waves less than 1 foot. .SATURDAY...South winds 10 to 15 knots veering west. Partly sunny with a chance of showers and thunderstorms. Waves around 1 foot. .SUNDAY...Northeast winds around 10 knots backing north late in the day. Mostly sunny. Waves around 1 foot. .MONDAY...Southeast winds 10 to 15 knots. Partly sunny with a chance of rain showers. Waves 1 foot or less. $$