FZUS53 KAPX 060445 NSHAPX Nearshore Marine Forecast National Weather Service Gaylord MI 1245 AM EDT Mon Apr 6 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. LSZ321-061245- Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI- 1245 AM EDT Mon Apr 6 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH TUESDAY MORNING... .TODAY...Light winds becoming north 5 to 10 knots in the morning, then becoming northwest 15 to 25 knots in the afternoon. Snow showers likely in the morning. Chance of snow showers in the afternoon. Waves 2 feet or less building to 4 to 7 feet. .TONIGHT...North wind 15 to 20 knots. Mostly cloudy. Waves 4 to 7 feet. .TUESDAY...West wind 10 to 15 knots. Partly sunny. Waves 2 to 3 feet. .TUESDAY NIGHT...South wind 10 to 15 knots. Partly cloudy. Waves 2 to 3 feet. Wave heights are valid for ice free areas. See the open lakes forecast for days 3 through 5. $$ LSZ322-061245- St. Marys River Point Iroquois to E. Potagannissing Bay- 1245 AM EDT Mon Apr 6 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH TUESDAY MORNING... .TODAY...Northwest wind 15 to 25 knots. Chance of snow showers in the morning. Snow showers likely in the afternoon. .TONIGHT...Northwest wind 15 to 20 knots. Partly cloudy. .TUESDAY...West wind 5 to 10 knots. Mostly sunny. .TUESDAY NIGHT...South wind 10 to 15 knots. Partly cloudy. See the open lakes forecast for days 3 through 5. $$ LMZ341-061245- Seul Choix Point to 5NM West of Mackinac Bridge- 1245 AM EDT Mon Apr 6 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH TUESDAY MORNING... .TODAY...Northwest wind 15 to 25 knots. Chance of snow showers in the morning. Waves 2 feet or less building to 2 to 3 feet in the afternoon. .TONIGHT...Northwest wind 15 to 25 knots. Mostly cloudy. Waves 2 to 4 feet. .TUESDAY...West wind 10 to 15 knots. Mostly sunny. Waves 2 feet or less. .TUESDAY NIGHT...South wind 10 to 20 knots. Partly cloudy. Waves 2 to 3 feet. Wave heights are valid for ice free areas. See the open lakes forecast for days 3 through 5. $$ LMZ342-061245- Norwood MI to 5NM West of Mackinac Bridge including Little Traverse Bay- 1245 AM EDT Mon Apr 6 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH TUESDAY MORNING... .TODAY...Northwest wind 15 to 25 knots with gusts to around 30 knots. Chance of snow showers in the morning. Waves 2 to 3 feet building to 4 to 6 feet in the afternoon. .TONIGHT...North wind 15 to 25 knots. Mostly cloudy. Waves 4 to 6 feet. .TUESDAY...West wind 10 to 15 knots. Mostly sunny. Waves 2 feet or less. .TUESDAY NIGHT...South wind 10 to 15 knots. Partly cloudy. Waves 2 feet or less. Wave heights are valid for ice free areas. See the open lakes forecast for days 3 through 5. $$ LMZ323-061245- Grand Traverse Bay south of a line Grand Traverse Light to Norwood MI- 1245 AM EDT Mon Apr 6 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH TUESDAY MORNING... .TODAY...Light winds becoming northwest 5 to 10 knots in the morning, then rising to 15 to 25 knots with gusts to around 30 knots in the afternoon. Chance of snow showers in the morning. Waves 2 feet or less building to 4 to 6 feet in the afternoon. .TONIGHT...North wind 15 to 25 knots with gusts to around 35 knots. Mostly cloudy. Waves 4 to 6 feet. .TUESDAY...Northwest wind 5 to 10 knots. Mostly sunny. Waves 2 feet or less. .TUESDAY NIGHT...South wind 10 to 15 knots. Partly cloudy. Waves 2 feet or less. See the open lakes forecast for days 3 through 5. $$ LMZ344-061245- Sleeping Bear Point to Grand Traverse Light MI- 1245 AM EDT Mon Apr 6 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH TUESDAY MORNING... .TODAY...Northwest wind 15 to 25 knots with gusts to around 30 knots. Chance of snow showers in the morning. Slight chance of snow showers in the afternoon. Waves 2 to 3 feet building to 4 to 6 feet in the afternoon. .TONIGHT...North wind 15 to 25 knots. Mostly cloudy. Waves 4 to 6 feet. .TUESDAY...West wind 5 to 10 knots. Mostly sunny. Waves 2 feet or less. .TUESDAY NIGHT...South wind 10 to 15 knots. Partly cloudy. Waves 2 feet or less. See the open lakes forecast for days 3 through 5. $$ LMZ345-061245- Point Betsie to Sleeping Bear Point MI- 1245 AM EDT Mon Apr 6 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH TUESDAY MORNING... .TODAY...Northwest wind 15 to 25 knots becoming north early in the evening. Chance of rain and snow showers in the morning. Slight chance of snow showers in the afternoon. Waves 2 to 3 feet building to 4 to 6 feet in the afternoon. .TONIGHT...North wind 15 to 25 knots. Mostly cloudy. Waves 4 to 6 feet. .TUESDAY...West wind 5 to 10 knots. Mostly sunny. Waves 2 feet or less. .TUESDAY NIGHT...South wind 10 to 15 knots. Partly cloudy. Waves 2 feet or less. See the open lakes forecast for days 3 through 5. $$ LMZ346-061245- Manistee to Point Betsie MI- 1245 AM EDT Mon Apr 6 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH TUESDAY MORNING... .TODAY...Northwest wind 15 to 25 knots becoming north early in the evening. Slight chance of rain and snow showers in the morning. Waves 2 feet or less building to 4 to 6 feet. .TONIGHT...North wind 15 to 25 knots. Mostly cloudy. Waves 4 to 7 feet. .TUESDAY...West wind 5 to 10 knots. Mostly sunny. Waves 2 to 3 feet. .TUESDAY NIGHT...South wind 15 to 20 knots. Partly cloudy. Waves 2 to 3 feet. See the open lakes forecast for days 3 through 5. $$ LHZ345-061245- Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island- 1245 AM EDT Mon Apr 6 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH TUESDAY MORNING... .TODAY...Northwest wind 20 to 25 knots. Chance of snow showers in the morning. Waves 2 feet or less building to 2 to 4 feet in the afternoon. .TONIGHT...North wind 15 to 25 knots. Partly cloudy. Waves 2 to 4 feet. .TUESDAY...West wind 10 to 15 knots. Mostly sunny. Waves 2 feet or less. .TUESDAY NIGHT...South wind 5 to 10 knots. Partly cloudy. Waves 2 feet or less. Wave heights are valid for ice free areas. See the open lakes forecast for days 3 through 5. $$ LHZ346-061245- St Ignace to False Detour Channel- 1245 AM EDT Mon Apr 6 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH TUESDAY MORNING... .TODAY...Northwest wind 20 to 25 knots. Chance of snow showers in the morning. Waves 2 feet or less building to 2 to 4 feet in the afternoon. .TONIGHT...North wind 15 to 25 knots. Partly cloudy. Waves 2 to 4 feet. .TUESDAY...West wind 10 to 15 knots. Mostly sunny. Waves 2 feet or less. .TUESDAY NIGHT...South wind 10 to 15 knots. Partly cloudy. Waves 2 feet or less. See the open lakes forecast for days 3 through 5. $$ LHZ347-061245- 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island- 1245 AM EDT Mon Apr 6 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH TUESDAY MORNING... .TODAY...Northwest wind 15 to 25 knots. Chance of snow showers in the morning. Waves 2 feet or less building to 4 to 6 feet in the afternoon. .TONIGHT...Northwest wind up to 30 knots. Mostly cloudy. Waves 5 to 8 feet. .TUESDAY...West wind 10 to 15 knots. Mostly sunny. Waves 2 feet or less. .TUESDAY NIGHT...South wind 10 to 15 knots. Partly cloudy. Waves 2 feet or less. Wave heights are valid for ice free areas. See the open lakes forecast for days 3 through 5. $$ LHZ348-061245- Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary- 1245 AM EDT Mon Apr 6 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH TUESDAY MORNING... .TODAY...Northwest wind 15 to 25 knots. Chance of snow showers in the afternoon. Waves 2 feet or less building to 4 to 6 feet in the afternoon. .TONIGHT...Northwest wind up to 30 knots. Slight chance of snow showers. Waves 5 to 8 feet. .TUESDAY...Northwest wind 10 to 15 knots. Mostly sunny. Waves 2 to 4 feet. .TUESDAY NIGHT...South wind 10 to 15 knots. Mostly clear. Waves 2 to 3 feet. See the open lakes forecast for days 3 through 5. $$ LHZ349-061245- Sturgeon Pt to Alabaster MI- 1245 AM EDT Mon Apr 6 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH TUESDAY MORNING... .TODAY...Northwest wind 15 to 25 knots. Snow showers and showers likely in the afternoon. Waves 2 feet or less building to 2 to 3 feet in the afternoon. .TONIGHT...Northwest wind up to 30 knots with gusts to around 35 knots. Partly cloudy. Waves 3 to 5 feet. .TUESDAY...North wind 10 to 15 knots. Sunny. Waves 2 to 4 feet. .TUESDAY NIGHT...South wind 10 to 15 knots. Mostly clear. Waves 2 to 3 feet. See the open lakes forecast for days 3 through 5. $$ ELD