FZUS53 KAPX 210258 NSHAPX Nearshore Marine Forecast National Weather Service Gaylord MI 1058 PM EDT Wed May 20 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. LSZ321-211100- Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI- 1058 PM EDT Wed May 20 2026 .OVERNIGHT...North wind 5 to 10 knots early in the evening becoming variable 10 knots or less. Mostly clear. Waves 2 feet or less. .THURSDAY...Light winds. Mostly sunny. Waves 2 feet or less. .THURSDAY NIGHT...Light winds. Partly cloudy. Waves 2 feet or less. .FRIDAY...Southeast wind 5 to 10 knots. Mostly sunny. Waves 2 feet or less. See the open lakes forecast for days 3 through 5. $$ LSZ322-211100- St. Marys River Point Iroquois to E. Potagannissing Bay- 1058 PM EDT Wed May 20 2026 .OVERNIGHT...North wind 5 to 10 knots early in the evening becoming variable 10 knots or less. Clear. .THURSDAY...Light winds. Mostly sunny. .THURSDAY NIGHT...Light winds. Partly cloudy. .FRIDAY...East wind 10 to 15 knots. Mostly sunny. See the open lakes forecast for days 3 through 5. $$ LMZ341-211100- Seul Choix Point to 5NM West of Mackinac Bridge- 1058 PM EDT Wed May 20 2026 .OVERNIGHT...Northeast wind 5 to 10 knots early in the evening becoming variable 10 knots or less. Mostly clear. Waves 2 feet or less. .THURSDAY...East wind 5 to 10 knots. Mostly sunny. Waves 2 feet or less. .THURSDAY NIGHT...East wind 5 to 10 knots. Partly cloudy. Waves 2 feet or less. .FRIDAY...East wind 15 to 20 knots. Partly sunny. Waves 2 to 4 feet. See the open lakes forecast for days 3 through 5. $$ LMZ342-211100- Norwood MI to 5NM West of Mackinac Bridge including Little Traverse Bay- 1058 PM EDT Wed May 20 2026 .OVERNIGHT...Northeast wind 5 to 10 knots. Mostly clear. Waves 2 feet or less. .THURSDAY...Northeast wind 5 to 10 knots. Mostly sunny. Waves 2 feet or less. .THURSDAY NIGHT...East wind 5 to 10 knots. Partly cloudy. Waves 2 feet or less. .FRIDAY...East wind 15 to 20 knots. Partly sunny. Waves 2 to 3 feet. See the open lakes forecast for days 3 through 5. $$ LMZ323-211100- Grand Traverse Bay south of a line Grand Traverse Light to Norwood MI- 1058 PM EDT Wed May 20 2026 .OVERNIGHT...Northeast wind 5 to 10 knots. Partly cloudy. Waves 2 feet or less. .THURSDAY...Northeast wind 5 to 10 knots. Partly sunny. Waves 2 feet or less. .THURSDAY NIGHT...East wind 5 to 10 knots. Partly cloudy. Waves 2 feet or less. .FRIDAY...East wind 10 to 15 knots. Partly sunny. Waves 2 feet or less. See the open lakes forecast for days 3 through 5. $$ LMZ344-345-211100- Sleeping Bear Point to Grand Traverse Light MI- Point Betsie to Sleeping Bear Point MI- 1058 PM EDT Wed May 20 2026 .OVERNIGHT...Northeast wind 5 to 10 knots. Partly cloudy. Waves 2 feet or less. .THURSDAY...Northeast wind 10 to 15 knots. Partly sunny. Waves 2 feet or less. .THURSDAY NIGHT...East wind 5 to 10 knots. Partly cloudy. Waves 2 feet or less. .FRIDAY...East wind 10 to 15 knots. Partly sunny. Waves 2 feet or less. See the open lakes forecast for days 3 through 5. $$ LMZ346-211100- Manistee to Point Betsie MI- 1058 PM EDT Wed May 20 2026 .OVERNIGHT...Northeast wind 5 to 10 knots. Mostly cloudy early in the evening then becoming partly cloudy. Waves 2 feet or less. .THURSDAY...Northeast wind 10 to 15 knots. Partly sunny. Waves 2 feet or less. .THURSDAY NIGHT...East wind 5 to 10 knots. Mostly cloudy. Waves 2 feet or less. .FRIDAY...East wind 10 to 15 knots. Partly sunny. Waves 2 feet or less. See the open lakes forecast for days 3 through 5. $$ LHZ345-211100- Straits of Mackinac within 5 nm of Mackinac Bridge including Mackinac Island- 1058 PM EDT Wed May 20 2026 .OVERNIGHT...Northeast wind 5 to 10 knots. Mostly clear. Waves 2 feet or less. .THURSDAY...East wind 5 to 10 knots. Mostly sunny. Waves 2 feet or less. .THURSDAY NIGHT...East wind 5 to 10 knots. Partly cloudy. Waves 2 feet or less. .FRIDAY...East wind 10 to 20 knots. Mostly sunny. Waves 2 to 4 feet. See the open lakes forecast for days 3 through 5. $$ LHZ346-211100- St Ignace to False Detour Channel- 1058 PM EDT Wed May 20 2026 .OVERNIGHT...Northeast wind 5 to 10 knots. Mostly clear. Waves 2 feet or less. .THURSDAY...Southeast wind 5 to 10 knots. Mostly sunny. Waves 2 feet or less. .THURSDAY NIGHT...East wind 5 to 10 knots. Partly cloudy. Waves 2 feet or less. .FRIDAY...East wind 15 to 20 knots. Mostly sunny. Waves 2 to 4 feet. See the open lakes forecast for days 3 through 5. $$ LHZ347-211100- 5NM East of Mackinac Bridge to Presque Isle Light MI including Bois Blanc Island- 1058 PM EDT Wed May 20 2026 .OVERNIGHT...Northeast wind 5 to 10 knots. Mostly clear. Waves 2 to 3 feet. .THURSDAY...East wind 5 to 10 knots. Mostly sunny. Waves 2 feet or less. .THURSDAY NIGHT...East wind 5 to 10 knots. Partly cloudy. Waves 2 feet or less. .FRIDAY...East wind 10 to 15 knots. Mostly sunny. Waves 2 to 4 feet. See the open lakes forecast for days 3 through 5. $$ LHZ348-211100- Presque Isle Light to Sturgeon Pt MI Including Thunder Bay National Marine Sanctuary- 1058 PM EDT Wed May 20 2026 .OVERNIGHT...Northeast wind 10 to 15 knots. Partly cloudy. Waves 2 to 3 feet. .THURSDAY...East wind 10 to 15 knots. Mostly sunny. Waves 2 feet or less. .THURSDAY NIGHT...Northeast wind 5 to 10 knots. Partly cloudy. Waves 2 feet or less. .FRIDAY...East wind 10 to 20 knots. Mostly sunny. Waves 2 to 4 feet. See the open lakes forecast for days 3 through 5. $$ LHZ349-211100- Sturgeon Pt to Alabaster MI- 1058 PM EDT Wed May 20 2026 .OVERNIGHT...Northeast wind 10 to 15 knots. Partly cloudy. Waves 2 feet or less. .THURSDAY...Northeast wind 15 to 20 knots. Mostly sunny. Waves 2 to 3 feet. .THURSDAY NIGHT...Northeast wind 10 to 15 knots. Partly cloudy. Waves 2 feet or less. .FRIDAY...East wind 10 to 20 knots. Partly sunny. Waves 2 to 4 feet. See the open lakes forecast for days 3 through 5. $$ SJC