FZUS53 KAPX 170743 NSHAPX Nearshore Marine Forecast National Weather Service Gaylord MI 343 AM EDT Wed Jun 17 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. LSZ321-171545- Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI- 343 AM EDT Wed Jun 17 2026 .TODAY...Light winds becoming southeast 5 to 10 knots in the afternoon. Patchy dense fog early in the morning. Slight chance of showers early in the morning. Chance of rain in the afternoon. Waves 2 feet or less. .TONIGHT...East wind 10 to 15 knots. Rain likely. Waves 2 feet or less. .THURSDAY...Northwest wind 10 to 20 knots. Chance of showers. Waves 3 to 5 feet. .THURSDAY NIGHT...West wind 10 to 15 knots. Mostly cloudy. Waves 2 to 4 feet. See the open lakes forecast for days 3 through 5. $$ LSZ322-171545- St. Marys River Point Iroquois to E. Potagannissing Bay- 343 AM EDT Wed Jun 17 2026 .TODAY...Light winds becoming southeast 5 to 10 knots in the morning. Slight chance of showers early in the morning. Chance of rain in the afternoon. .TONIGHT...East wind 5 to 10 knots. Rain likely. .THURSDAY...Northwest wind 10 to 15 knots. Mostly cloudy. .THURSDAY NIGHT...Northwest wind 10 to 15 knots. Mostly cloudy. See the open lakes forecast for days 3 through 5. $$ LMZ341-171545- Seul Choix Point to 5NM West of Mackinac Bridge- 343 AM EDT Wed Jun 17 2026 .TODAY...Light winds becoming east 5 to 10 knots early in the evening. Slight chance of showers early in the morning. Chance of rain in the afternoon. Waves 2 feet or less. .TONIGHT...Northeast wind 10 to 15 knots. Rain likely. Waves 2 feet or less. .THURSDAY...Northwest wind 10 to 20 knots. Mostly cloudy. Waves 2 to 3 feet. .THURSDAY NIGHT...Northwest wind 10 to 15 knots. Partly cloudy. Waves 2 to 3 feet. See the open lakes forecast for days 3 through 5. $$ LMZ342-171545- Norwood MI to 5NM West of Mackinac Bridge including Little Traverse Bay- 343 AM EDT Wed Jun 17 2026 .TODAY...Southwest wind 5 to 10 knots becoming north early in the evening. Slight chance of showers early in the morning. Chance of rain in the afternoon. Waves 2 feet or less. .TONIGHT...Northeast wind 10 to 15 knots. Rain. Waves 2 feet or less. .THURSDAY...Northwest wind 10 to 20 knots. Chance of showers. Waves 2 to 3 feet. .THURSDAY NIGHT...West wind 10 to 15 knots. Partly cloudy. Waves 2 to 3 feet. See the open lakes forecast for days 3 through 5. $$ LMZ323-171545- Grand Traverse Bay south of a line Grand Traverse Light to Norwood MI- 343 AM EDT Wed Jun 17 2026 .TODAY...Southwest wind 5 to 10 knots becoming southeast early in the evening. Rain likely in the afternoon. Waves 2 feet or less. .TONIGHT...Northeast wind 10 to 15 knots. Rain. Waves 2 feet or less. .THURSDAY...Northwest wind 10 to 15 knots with gusts to around 30 knots. Chance of showers. Waves 2 to 3 feet. .THURSDAY NIGHT...West wind 5 to 10 knots. Partly cloudy. Waves 2 feet or less. See the open lakes forecast for days 3 through 5. $$ LMZ344-345-171545- Sleeping Bear Point to Grand Traverse Light MI- Point Betsie to Sleeping Bear Point MI- 343 AM EDT Wed Jun 17 2026 .TODAY...Light winds becoming southwest 5 to 10 knots in the morning, then becoming southeast early in the evening. Slight chance of rain in the morning. Rain likely in the afternoon. Waves 2 feet or less. .TONIGHT...Northeast wind 10 to 15 knots. Rain likely. Waves 2 feet or less. .THURSDAY...West wind 10 to 15 knots. Mostly cloudy. Waves 2 to 3 feet. .THURSDAY NIGHT...West wind 5 to 10 knots. Partly cloudy. Waves 2 feet or less. See the open lakes forecast for days 3 through 5. $$ LMZ346-171545- Manistee to Point Betsie MI- 343 AM EDT Wed Jun 17 2026 .TODAY...Light winds becoming south 5 to 10 knots in the morning, then becoming southeast early in the evening. Areas of fog early in the morning. Chance of rain in the morning. Rain showers and slight chance of thunderstorms in the afternoon. Waves 2 feet or less. .TONIGHT...Northeast wind 10 to 15 knots. Rain likely. Waves 2 feet or less. .THURSDAY...West wind 10 to 15 knots. Mostly cloudy. Waves 2 to 3 feet. .THURSDAY NIGHT...West wind 5 to 10 knots. Partly cloudy. Waves 2 feet or less. Winds and waves higher in the vicinity of thunderstorms. See the open lakes forecast for days 3 through 5. $$ LHZ345-171545- Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island- 343 AM EDT Wed Jun 17 2026 .TODAY...Light winds becoming southeast 5 to 10 knots in the late morning, then becoming east in the afternoon. Slight chance of showers early in the morning. Chance of rain in the afternoon. Waves 2 feet or less. .TONIGHT...East wind 10 to 15 knots. Rain. Waves 2 feet or less. .THURSDAY...Northwest wind 10 to 20 knots. Mostly cloudy. Waves 2 to 3 feet. .THURSDAY NIGHT...West wind 10 to 15 knots. Partly cloudy. Waves 2 to 3 feet. See the open lakes forecast for days 3 through 5. $$ LHZ346-171545- St Ignace to False Detour Channel- 343 AM EDT Wed Jun 17 2026 .TODAY...Light winds becoming east 5 to 10 knots in the afternoon. Patchy fog early in the morning. Slight chance of showers early in the morning. Chance of rain in the afternoon. Waves 2 feet or less. .TONIGHT...East wind 10 to 15 knots. Rain likely. Waves 2 to 3 feet. .THURSDAY...Northwest wind 10 to 20 knots. Mostly cloudy. Waves 2 to 4 feet. .THURSDAY NIGHT...West wind 10 to 20 knots. Partly cloudy. Waves 2 to 4 feet. See the open lakes forecast for days 3 through 5. $$ LHZ347-171545- 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island- 343 AM EDT Wed Jun 17 2026 .TODAY...South wind 5 to 10 knots becoming east 10 to 15 knots in the afternoon. Slight chance of showers early in the morning. Chance of rain in the afternoon. Waves 2 feet or less. .TONIGHT...East wind 10 to 15 knots. Rain. Waves 2 to 3 feet. .THURSDAY...Northwest wind 10 to 20 knots. Mostly cloudy. Waves 2 to 4 feet. .THURSDAY NIGHT...West wind 10 to 20 knots. Partly cloudy. Waves 2 to 4 feet. See the open lakes forecast for days 3 through 5. $$ LHZ348-171545- Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary- 343 AM EDT Wed Jun 17 2026 .TODAY...Light winds becoming southeast 10 to 15 knots in the afternoon. Chance of rain in the afternoon. Waves 2 feet or less building to 2 to 3 feet in the afternoon. .TONIGHT...East wind 10 to 20 knots. Rain likely. Waves 3 to 5 feet. .THURSDAY...Northwest wind 10 to 20 knots. Partly sunny. Waves 3 to 5 feet. .THURSDAY NIGHT...West wind 10 to 20 knots. Partly cloudy. Waves 2 to 4 feet. See the open lakes forecast for days 3 through 5. $$ LHZ349-171545- Sturgeon Pt to Alabaster MI- 343 AM EDT Wed Jun 17 2026 .TODAY...Southwest wind 5 to 10 knots becoming south 10 to 15 knots in the morning. Chance of rain in the afternoon. Waves 2 feet or less. .TONIGHT...East wind 15 to 25 knots. Rain showers and slight chance of thunderstorms. Waves 3 to 5 feet. .THURSDAY...West wind 10 to 20 knots. Partly sunny. Waves 3 to 5 feet. .THURSDAY NIGHT...West wind 10 to 15 knots. Mostly clear. Waves 2 feet or less. Winds and waves higher in the vicinity of thunderstorms. See the open lakes forecast for days 3 through 5. $$ FEF