FZUS53 KAPX 230729 NSHAPX Nearshore Marine Forecast National Weather Service Gaylord MI 329 AM EDT Sun Aug 23 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. LSZ321-231530- Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI- 329 AM EDT Sun Aug 23 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON... .TODAY...Northwest wind 15 to 25 knots. Chance of showers. Slight chance of waterspouts. Waves 5 to 8 feet. Waves occasionally around 9 feet. .TONIGHT...Northwest wind 15 to 25 knots. Chance of rain. Waves 4 to 7 feet. .MONDAY...Northwest wind 15 to 25 knots. Mostly sunny. Waves 4 to 7 feet. .MONDAY NIGHT...Northwest wind 10 to 15 knots. Mostly clear. Waves 2 to 4 feet. See the open lakes forecast for days 3 through 5. $$ LSZ322-231530- St. Marys River Point Iroquois to E. Potagannissing Bay- 329 AM EDT Sun Aug 23 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON... .TODAY...Northwest wind 15 to 25 knots. Chance of showers. Chance of waterspouts. .TONIGHT...Northwest wind 15 to 25 knots. Chance of rain. .MONDAY...Northwest wind 10 to 20 knots. Partly sunny. .MONDAY NIGHT...Northwest wind 10 to 15 knots. Mostly clear. See the open lakes forecast for days 3 through 5. $$ LMZ341-231530- Seul Choix Point to 5NM West of Mackinac Bridge- 329 AM EDT Sun Aug 23 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY EVENING... .TODAY...Northwest wind 15 to 25 knots. Slight chance of waterspouts. Slight chance of showers. Waves 2 to 3 feet building to 2 to 4 feet in the morning. .TONIGHT...Northwest wind 15 to 25 knots. Slight chance of rain. Waves 2 to 4 feet. .MONDAY...Northwest wind 10 to 20 knots. Sunny. Waves 2 to 3 feet. .MONDAY NIGHT...Northwest wind 10 to 15 knots. Partly cloudy. Waves 2 feet or less. See the open lakes forecast for days 3 through 5. $$ LMZ342-231530- Norwood MI to 5NM West of Mackinac Bridge including Little Traverse Bay- 329 AM EDT Sun Aug 23 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY EVENING... .TODAY...Northwest wind 15 to 25 knots. Gusts up to 35 knots in the afternoon. Slight chance of waterspouts through the day. Slight chance of showers through the day. Waves 4 to 6 feet. .TONIGHT...Northwest wind 15 to 25 knots with gusts to around 35 knots. Slight chance of rain. Waves 4 to 6 feet. .MONDAY...Northwest wind 10 to 20 knots. Sunny. Waves 3 to 5 feet. .MONDAY NIGHT...Northwest wind 10 to 15 knots. Partly cloudy. Waves 2 to 3 feet. See the open lakes forecast for days 3 through 5. $$ LMZ323-231530- Grand Traverse Bay south of a line Grand Traverse Light to Norwood MI- 329 AM EDT Sun Aug 23 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY EVENING... .TODAY...Northwest wind 15 to 25 knots with gusts to around 35 knots. Chance of waterspouts. Chance of showers. Waves 4 to 6 feet. .TONIGHT...Northwest wind 15 to 25 knots. Slight chance of rain. Waves 4 to 6 feet. .MONDAY...Northwest wind 10 to 20 knots. Sunny. Waves 2 to 4 feet. .MONDAY NIGHT...Northwest wind 10 to 15 knots. Partly cloudy. Waves 2 to 3 feet. See the open lakes forecast for days 3 through 5. $$ LMZ345-231530- Point Betsie to Sleeping Bear Point MI- 329 AM EDT Sun Aug 23 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .TODAY...Northwest wind 15 to 25 knots. Slight chance of waterspouts. Slight chance of showers. Waves 3 to 5 feet. .TONIGHT...Northwest wind 10 to 20 knots. Partly cloudy. Waves 3 to 5 feet. .MONDAY...Northwest wind 10 to 15 knots. Sunny. Waves 2 to 4 feet. .MONDAY NIGHT...North wind 5 to 10 knots. Partly cloudy. Waves 2 feet or less. See the open lakes forecast for days 3 through 5. $$ LMZ344-231530- Sleeping Bear Point to Grand Traverse Light MI- 329 AM EDT Sun Aug 23 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY EVENING... .TODAY...Northwest wind 15 to 25 knots. Gusts up to 35 knots in the afternoon. Chance of showers and slight chance of waterspouts. Waves 4 to 6 feet. .TONIGHT...Northwest wind 15 to 25 knots with gusts to around 35 knots. Partly cloudy. Waves 4 to 6 feet. .MONDAY...Northwest wind 10 to 20 knots. Sunny. Waves 2 to 4 feet. .MONDAY NIGHT...North wind 10 to 15 knots. Partly cloudy. Waves 2 to 3 feet. See the open lakes forecast for days 3 through 5. $$ LMZ346-231530- Manistee to Point Betsie MI- 329 AM EDT Sun Aug 23 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .TODAY...Northwest wind 15 to 25 knots. Slight chance of waterspouts. Slight chance of showers. Waves 4 to 6 feet. .TONIGHT...North wind 10 to 20 knots. Partly cloudy. Waves 3 to 5 feet. .MONDAY...Northwest wind 10 to 15 knots. Sunny. Waves 2 to 3 feet. .MONDAY NIGHT...Northeast wind 5 to 10 knots. Partly cloudy. Waves 2 feet or less. See the open lakes forecast for days 3 through 5. $$ LHZ345-231530- Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island- 329 AM EDT Sun Aug 23 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY EVENING... .TODAY...Northwest wind 15 to 25 knots. Slight chance of waterspouts. Slight chance of showers. Waves 2 to 4 feet. .TONIGHT...Northwest wind 15 to 25 knots. Chance of rain. Waves 2 to 4 feet. .MONDAY...Northwest wind 10 to 20 knots. Mostly sunny. Waves 2 to 3 feet. .MONDAY NIGHT...Northwest wind 10 to 15 knots. Mostly clear. Waves 2 feet or less. See the open lakes forecast for days 3 through 5. $$ LHZ346-231530- St Ignace to False Detour Channel- 329 AM EDT Sun Aug 23 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY EVENING... .TODAY...Northwest wind 15 to 25 knots. Slight chance of waterspouts. Slight chance of showers. Waves 2 to 4 feet. .TONIGHT...Northwest wind 15 to 25 knots. Chance of rain. Waves 2 to 4 feet. .MONDAY...Northwest wind 10 to 20 knots. Partly sunny. Waves 2 to 3 feet. .MONDAY NIGHT...Northwest wind 10 to 15 knots. Mostly clear. Waves 2 feet or less. See the open lakes forecast for days 3 through 5. $$ LHZ347-231530- 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island- 329 AM EDT Sun Aug 23 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY EVENING... .TODAY...Northwest wind 15 to 25 knots with gusts to around 35 knots. Chance of waterspouts. Chance of showers and slight chance of thunderstorms in the afternoon. Waves 3 to 5 feet building to 5 to 8 feet. Waves occasionally around 9 feet. .TONIGHT...Northwest wind up to 30 knots with gusts to around 35 knots. Chance of rain. Waves 5 to 8 feet. .MONDAY...Northwest wind 15 to 25 knots. Partly sunny. Waves 4 to 7 feet. .MONDAY NIGHT...Northwest wind 15 to 20 knots. Mostly clear. Waves 2 to 4 feet. Winds and waves higher in the vicinity of thunderstorms. See the open lakes forecast for days 3 through 5. $$ LHZ348-231530- Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary- 329 AM EDT Sun Aug 23 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY EVENING... .TODAY...Northwest wind 15 to 25 knots with gusts to around 35 knots. Chance of showers and slight chance of thunderstorms. Chance of waterspouts. Waves 4 to 6 feet building to 5 to 8 feet in the morning. Waves occasionally around 10 feet. .TONIGHT...Northwest wind 15 to 25 knots with gusts to around 35 knots. Chance of waterspouts.Chance of rain. Waves 5 to 8 feet. .MONDAY...Northwest wind 15 to 25 knots. Chance of showers. Waves 4 to 7 feet. .MONDAY NIGHT...Northwest wind 15 to 20 knots. Partly cloudy. Waves 3 to 5 feet. Winds and waves higher in the vicinity of thunderstorms. See the open lakes forecast for days 3 through 5. $$ LHZ349-231530- Sturgeon Pt to Alabaster MI- 329 AM EDT Sun Aug 23 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON... .TODAY...Northwest wind 15 to 25 knots. Chance of showers and slight chance of thunderstorms. Chance of waterspouts. Waves 2 to 4 feet. .TONIGHT...Northwest wind 10 to 20 knots. Chance of rain. Waves 2 to 4 feet. .MONDAY...Northwest wind 10 to 20 knots. Partly sunny. Waves 2 to 4 feet. .MONDAY NIGHT...Northwest wind 10 to 15 knots. Mostly clear. Waves 2 to 3 feet. Winds and waves higher in the vicinity of thunderstorms. See the open lakes forecast for days 3 through 5. $$ FEF