FZUS53 KGRR 150658 NSHGRR Nearshore Marine Forecast National Weather Service Grand Rapids MI 258 AM EDT Thu Oct 15 2026 For waters within five nautical miles of shore on Lake Michigan LMZ849-150800- Pentwater to Manistee MI- 258 AM EDT Thu Oct 15 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH FRIDAY MORNING... ...GALE WARNING IN EFFECT FROM FRIDAY MORNING THROUGH LATE FRIDAY NIGHT... .REST OF TONIGHT...East winds 10 to 15 knots. Mostly cloudy. Waves 1 to 2 feet. .THURSDAY...Southeast winds 10 to 15 knots. Rain showers. Waves around 1 foot. .THURSDAY NIGHT...East winds 10 to 15 knots backing northeast in the late evening and early morning, then becoming north to 30 knots after midnight. Rain showers. A slight chance of waterspouts. Waves 1 foot or less building to 3 to 5 feet after midnight. .FRIDAY...North gales to 45 knots. Rain showers. A slight chance of waterspouts. Waves 7 to 10 feet building to 9 to 13 feet early in the afternoon. .FRIDAY NIGHT...North gales to 45 knots decreasing to 30 knots after midnight. Partly cloudy with a chance of rain showers. Waves 10 to 14 feet subsiding to 6 to 9 feet after midnight. .SATURDAY...Northwest winds 10 to 15 knots backing west 15 to 25 knots in the late morning and afternoon. Sunny. Waves 4 to 6 feet subsiding to 2 to 4 feet in the late morning and afternoon. .SUNDAY...Southwest gales to 35 knots. Sunny. Waves 7 to 11 feet. .MONDAY...Southwest winds 15 to 25 knots decreasing to 10 to 15 knots early in the afternoon. Mostly sunny. Waves 5 to 7 feet. $$ LMZ848-150800- Whitehall to Pentwater MI- 258 AM EDT Thu Oct 15 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH FRIDAY MORNING... ...GALE WARNING IN EFFECT FROM FRIDAY MORNING THROUGH LATE FRIDAY NIGHT... .REST OF TONIGHT...East winds 10 to 15 knots. Mostly cloudy. Waves 1 to 2 feet. .THURSDAY...East winds 10 to 20 knots. Rain showers. Waves around 1 foot. .THURSDAY NIGHT...East winds 10 to 20 knots backing northeast in the late evening and early morning, then becoming north gales to 35 knots after midnight. Rain showers. A slight chance of waterspouts. Waves around 1 foot building to 3 to 5 feet after midnight. .FRIDAY...Northwest gales to 45 knots veering north storm force winds to 50 knots early in the afternoon. Rain showers. A slight chance of waterspouts. Waves 7 to 10 feet building to 10 to 14 feet early in the afternoon. .FRIDAY NIGHT...North storm force winds to 50 knots decreasing to 30 knots. Partly cloudy with a chance of rain showers. Waves 10 to 14 feet subsiding to 6 to 9 feet after midnight. .SATURDAY...North winds 10 to 20 knots backing west 15 to 25 knots in the late morning and afternoon. Sunny. Waves 3 to 6 feet. .SUNDAY...Southwest gales to 35 knots. Sunny. Waves 8 to 12 feet. .MONDAY...Southwest winds 15 to 25 knots. Mostly sunny. Waves 5 to 7 feet. $$ LMZ847-150800- Grand Haven to Whitehall MI- 258 AM EDT Thu Oct 15 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH FRIDAY MORNING... ...GALE WARNING IN EFFECT FROM FRIDAY MORNING THROUGH LATE FRIDAY NIGHT... .REST OF TONIGHT...East winds 15 to 20 knots. Mostly cloudy. Waves around 1 foot. .THURSDAY...East winds 15 to 20 knots. Rain showers. Waves around 1 foot. .THURSDAY NIGHT...East winds 15 to 25 knots becoming northwest gales to 35 knots after midnight. Rain showers. A slight chance of waterspouts. Waves around 1 foot building to 4 to 6 feet after midnight. .FRIDAY...North gales to 45 knots. Rain showers likely. A slight chance of waterspouts. Waves 7 to 11 feet. .FRIDAY NIGHT...North gales to 45 knots decreasing to 15 to 25 knots after midnight. Partly cloudy with a chance of rain showers. Waves 7 to 11 feet subsiding to 5 to 7 feet after midnight. .SATURDAY...Northeast winds 5 to 15 knotsbacking southwest in the late morning and early afternoon, then increasing to 15 to 25 knots early in the afternoon. Sunny. Waves 3 to 5 feet. .SUNDAY...Southwest gales to 35 knots. Sunny. Waves 7 to 11 feet. .MONDAY...Southwest winds 15 to 25 knots. Mostly sunny. Waves 3 to 6 feet. $$ LMZ846-150800- Holland to Grand Haven MI- 258 AM EDT Thu Oct 15 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH FRIDAY MORNING... ...GALE WARNING IN EFFECT FROM FRIDAY MORNING THROUGH LATE FRIDAY NIGHT... .REST OF TONIGHT...East winds 15 to 20 knots. Mostly cloudy. Waves 1 to 2 feet. .THURSDAY...East winds 15 to 20 knots. Rain showers. Waves 1 to 2 feet. .THURSDAY NIGHT...East winds 15 to 20 knots veering southeast to 30 knots in the late evening and early morning, then veering northwest gales to 35 knots after midnight. Rain showers. A slight chance of waterspouts. Waves 1 to 2 feet building to 5 to 7 feet after midnight. .FRIDAY...Northwest gales to 40 knots. Rain showers. A slight chance of waterspouts. Waves 7 to 10 feet. .FRIDAY NIGHT...North gales to 45 knots decreasing to 15 to 25 knots after midnight. Partly cloudy. Waves 7 to 10 feet subsiding to 5 to 7 feet after midnight. .SATURDAY...Northeast winds 5 to 15 knots veering south in the late morning and early afternoon, then veering southwest 10 to 20 knots early in the afternoon. Sunny. Waves 3 to 5 feet subsiding to 2 to 4 feet in the late morning and afternoon. .SUNDAY...Southwest winds to 30 knots. Sunny. Waves 6 to 9 feet. .MONDAY...Southwest winds 15 to 25 knots decreasing to 10 to 15 knots early in the afternoon. Mostly sunny. Waves 4 to 6 feet. $$ LMZ845-150800- South Haven to Holland MI- 258 AM EDT Thu Oct 15 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH FRIDAY MORNING... ...GALE WARNING IN EFFECT FROM FRIDAY MORNING THROUGH LATE FRIDAY NIGHT... .REST OF TONIGHT...East winds 15 to 20 knots. Mostly cloudy. Waves 1 to 2 feet. .THURSDAY...East winds 10 to 20 knots. Rain showers. Waves around 1 foot. .THURSDAY NIGHT...Southeast winds 15 to 20 knots veering south to 30 knots in the late evening and early morning, then veering northwest gales to 35 knots after midnight. Rain showers and a slight chance of thunderstorms. A slight chance of waterspouts. Waves 2 to 4 feet building to 6 to 8 feet after midnight. .FRIDAY...Northwest gales to 40 knots. Rain showers and a slight chance of thunderstorms. A slight chance of waterspouts. Waves 7 to 11 feet. .FRIDAY NIGHT...North gales to 40 knots decreasing to 15 to 25 knots after midnight. Partly cloudy. Waves 8 to 12 feet. .SATURDAY...Northeast winds 10 to 20 knots veering southeast 5 to 10 knots in the late morning and early afternoon, then veering southwest early in the afternoon. Sunny. Waves 4 to 6 feet subsiding to 2 to 4 feet. .SUNDAY...Southwest winds to 30 knots. Sunny. Waves 5 to 7 feet. .MONDAY...Southwest winds 10 to 20 knots. Mostly sunny. Waves 3 to 5 feet. $$ LMZ844-150800- St Joseph to South Haven MI- 258 AM EDT Thu Oct 15 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH FRIDAY MORNING... ...GALE WARNING IN EFFECT FROM FRIDAY MORNING THROUGH LATE FRIDAY NIGHT... .REST OF TONIGHT...East winds 10 to 15 knots. Partly cloudy. Waves 1 to 3 feet. .THURSDAY...East winds 10 to 15 knots. Rain showers. Waves 1 to 2 feet. .THURSDAY NIGHT...Southeast winds 15 to 20 knots veering south to 30 knots in the late evening and early morning, then veering west gales to 35 knots after midnight. Rain showers and a slight chance of thunderstorms. A slight chance of waterspouts. Waves 1 foot or less building to 6 to 9 feet. .FRIDAY...Northwest gales to 45 knots. Rain showers and a slight chance of thunderstorms. A slight chance of waterspouts. Waves 9 to 13 feet. .FRIDAY NIGHT...North gales to 45 knots decreasing to 30 knots after midnight. Partly cloudy with a chance of rain showers. Waves 11 to 15 feet. .SATURDAY...Northeast winds 10 to 20 knots veering southeast 5 to 10 knots in the late morning and early afternoon, then veering southwest early in the afternoon. Sunny. Waves 6 to 8 feet subsiding to 3 to 5 feet in the late morning and afternoon. .SUNDAY...Southwest winds 15 to 20 knots. Sunny. Waves 3 to 5 feet. .MONDAY...Southwest winds 5 to 15 knots. Mostly sunny. Waves 1 to 3 feet. $$