FZUS53 KAPX 151409 NSHAPX Nearshore Marine Forecast National Weather Service Gaylord MI 1009 AM EDT Fri May 15 2026 For waters within five nautical miles of shore on Lakes Huron... Michigan and Superior. Waves are the significant wave height - the average of the highest 1/3 of the wave spectrum. Occasional wave height is the average of the highest 1/10 of the wave spectrum. LSZ321-152215- Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI- 1009 AM EDT Fri May 15 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .TODAY...South wind 10 to 20 knots. Gusts to 25 knots. Chance of showers in the late morning. Waves 2 feet or less building to 2 to 4 feet in the afternoon. .TONIGHT...Southwest wind 10 to 20 knots. Gusts to 25 knots. Chance of showers and slight chance of thunderstorms. Waves 2 to 4 feet. .SATURDAY...West wind 10 to 15 knots. Mostly sunny. Waves 2 feet or less. .SATURDAY NIGHT...Northwest wind 5 to 10 knots. Mostly clear. Waves 2 feet or less. Winds and waves higher in the vicinity of thunderstorms. See the open lakes forecast for days 3 through 5. $$ LSZ322-152215- St. Marys River Point Iroquois to E. Potagannissing Bay- 1009 AM EDT Fri May 15 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .TODAY...South wind 10 to 20 knots. Gusts to 25 knots. Slight chance of showers in the late morning. .TONIGHT...Southwest wind 10 to 15 knots. Gusts to 25 knots. Chance of showers. .SATURDAY...West wind 10 to 15 knots. Mostly sunny. .SATURDAY NIGHT...Northwest wind 5 to 10 knots. Mostly clear. See the open lakes forecast for days 3 through 5. $$ LMZ341-152215- Seul Choix Point to 5NM West of Mackinac Bridge- 1009 AM EDT Fri May 15 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .TODAY...South wind 10 to 20 knots becoming southwest 15 to 25 knots early in the evening. Slight chance of showers in the late morning. Waves 2 to 4 feet building to 5 to 8 feet in the afternoon. Waves occasionally around 9 feet. .TONIGHT...Southwest wind 15 to 25 knots. Slight chance of showers. Waves 5 to 8 feet. .SATURDAY...Southwest wind 10 to 15 knots. Mostly sunny. Waves 2 to 4 feet. .SATURDAY NIGHT...Light winds. Partly cloudy. Waves 2 feet or less. See the open lakes forecast for days 3 through 5. $$ LMZ342-152215- Norwood MI to 5NM West of Mackinac Bridge including Little Traverse Bay- 1009 AM EDT Fri May 15 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .TODAY...South wind 10 to 15 knots. Gusts to 25 knots. Slight chance of showers in the late morning. Waves 2 feet or less building to 2 to 3 feet in the afternoon. .TONIGHT...Southwest wind 10 to 20 knots. Gusts to 25 knots. Slight chance of showers. Waves 2 to 4 feet. .SATURDAY...Southwest wind 10 to 15 knots. Partly sunny. Waves 2 to 3 feet. .SATURDAY NIGHT...Light winds. Partly cloudy. Waves 2 feet or less. See the open lakes forecast for days 3 through 5. $$ LMZ323-152215- Grand Traverse Bay south of a line Grand Traverse Light to Norwood MI- 1009 AM EDT Fri May 15 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .TODAY...South wind 10 to 15 knots with gusts to around 30 knots. Slight chance of showers in the late morning. Waves 2 to 3 feet. .TONIGHT...South wind 10 to 20 knots. Gusts to 25 knots. Mostly cloudy. Waves 2 to 3 feet. .SATURDAY...West wind 10 to 15 knots. Mostly sunny. Waves 2 feet or less. .SATURDAY NIGHT...Northeast wind 5 to 10 knots. Partly cloudy. Waves 2 feet or less. See the open lakes forecast for days 3 through 5. $$ LMZ344-345-152215- Sleeping Bear Point to Grand Traverse Light MI- Point Betsie to Sleeping Bear Point MI- 1009 AM EDT Fri May 15 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .TODAY...South wind 15 to 20 knots with gusts to around 30 knots. Slight chance of showers in the late morning. Waves 2 to 3 feet building to 3 to 5 feet in the afternoon. .TONIGHT...South wind 10 to 20 knots. Gusts to 25 knots. Mostly cloudy. Waves 3 to 5 feet. .SATURDAY...Southwest wind 10 to 15 knots. Partly sunny. Waves 2 to 3 feet. .SATURDAY NIGHT...Northeast wind 5 to 10 knots. Partly cloudy. Waves 2 feet or less. See the open lakes forecast for days 3 through 5. $$ LMZ346-152215- Manistee to Point Betsie MI- 1009 AM EDT Fri May 15 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .TODAY...South wind 15 to 20 knots with gusts to around 30 knots. Partly sunny in the late morning then clearing. Waves 2 to 4 feet building to 4 to 6 feet in the afternoon. .TONIGHT...South wind 10 to 20 knots. Chance of showers. Waves 4 to 6 feet. .SATURDAY...Southwest wind 10 to 15 knots. Partly sunny. Waves 2 to 4 feet. .SATURDAY NIGHT...East wind 5 to 10 knots. Mostly cloudy. Waves 2 feet or less. See the open lakes forecast for days 3 through 5. $$ LHZ345-152215- Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island- 1009 AM EDT Fri May 15 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM EDT THIS EVENING THROUGH LATE TONIGHT... .TODAY...South wind 15 to 20 knots. Slight chance of showers in the late morning. Waves 2 feet or less. .TONIGHT...Southwest wind 10 to 20 knots. Gusts to 25 knots. Slight chance of showers. Waves 2 to 3 feet. .SATURDAY...West wind 10 to 15 knots. Mostly sunny. Waves 2 feet or less. .SATURDAY NIGHT...Northwest wind 5 to 10 knots. Partly cloudy. Waves 2 feet or less. See the open lakes forecast for days 3 through 5. $$ LHZ346-152215- St Ignace to False Detour Channel- 1009 AM EDT Fri May 15 2026 .TODAY...South wind 15 to 20 knots. Slight chance of showers in the late morning. Waves 2 feet or less building to 2 to 3 feet in the afternoon. .TONIGHT...Southwest wind 15 to 20 knots. Slight chance of showers. Waves 2 to 4 feet. .SATURDAY...West wind 10 to 15 knots. Mostly sunny. Waves 2 to 3 feet. .SATURDAY NIGHT...Northwest wind 5 to 10 knots. Mostly clear. Waves 2 feet or less. See the open lakes forecast for days 3 through 5. $$ LHZ347-152215- 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island- 1009 AM EDT Fri May 15 2026 .TODAY...South wind 15 to 20 knots. Slight chance of showers in the late morning. Waves 2 to 3 feet. .TONIGHT...Southwest wind 10 to 15 knots. Partly cloudy. Waves 2 to 3 feet. .SATURDAY...West wind 10 to 15 knots. Mostly sunny. Waves 2 to 3 feet. .SATURDAY NIGHT...Northwest wind 5 to 10 knots. Partly cloudy. Waves 2 feet or less. See the open lakes forecast for days 3 through 5. $$ LHZ348-152215- Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary- 1009 AM EDT Fri May 15 2026 .TODAY...South wind 15 to 20 knots. Mostly cloudy in the late morning then becoming mostly sunny. Waves 2 to 3 feet building to 2 to 4 feet in the afternoon. .TONIGHT...South wind 10 to 20 knots. Partly cloudy. Waves 2 to 4 feet. .SATURDAY...Southwest wind 10 to 15 knots. Mostly sunny. Waves 2 to 3 feet. .SATURDAY NIGHT...Northwest wind 5 to 10 knots. Partly cloudy. Waves 2 feet or less. See the open lakes forecast for days 3 through 5. $$ LHZ349-152215- Sturgeon Pt to Alabaster MI- 1009 AM EDT Fri May 15 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM EDT THIS EVENING THROUGH LATE TONIGHT... .TODAY...South wind 15 to 20 knots decreasing to 5 to 15 knots early in the evening. Mostly sunny. Waves 2 feet or less building to 2 to 3 feet in the afternoon. .TONIGHT...Southwest wind 10 to 20 knots. Gusts to 25 knots. Partly cloudy. Waves 2 to 4 feet. .SATURDAY...Southwest wind 10 to 15 knots. Mostly sunny. Waves 2 to 3 feet. .SATURDAY NIGHT...North wind 5 to 10 knots. Partly cloudy. Waves 2 feet or less. See the open lakes forecast for days 3 through 5. $$ MSB