Nearshore Marine Forecast
Issued by NWS Gaylord, MI

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FZUS53 KAPX 241903
NSHAPX

Nearshore Marine Forecast
National Weather Service Gaylord MI
303 PM EDT Sun Aug 24 2025

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.

LSZ321-250315-
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
303 PM EDT Sun Aug 24 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY EVENING...

.REST OF THE AFTERNOON...Northwest wind 10 to 20 knots. Chance of
waterspouts. Scattered showers and isolated thunderstorms. Waves
4 to 6 feet.
.TONIGHT...Northwest wind 10 to 20 knots. Chance of waterspouts.
Scattered showers. Waves 4 to 7 feet.
.MONDAY...Northwest wind 10 to 20 knots. Partly sunny. Waves 5 to
8 feet.
.MONDAY NIGHT...Northwest wind 10 to 15 knots. Partly cloudy.
Waves 4 to 7 feet.

Winds and waves higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

LSZ322-250315-
St. Marys River Point Iroquois to E. Potagannissing Bay-
303 PM EDT Sun Aug 24 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT MONDAY THROUGH
MONDAY EVENING...

.REST OF THE AFTERNOON...Northwest wind 10 to 20 knots. Chance of
waterspouts. Numerous showers and scattered thunderstorms.
.TONIGHT...Northwest wind 10 to 20 knots. Chance of waterspouts.
Isolated showers.
.MONDAY...Northwest wind 10 to 20 knots. Partly sunny.
.MONDAY NIGHT...Northwest wind 10 to 15 knots with gusts to
around 30 knots. Partly cloudy.

Winds higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

LHZ346-250315-
St Ignace to False Detour Channel-
303 PM EDT Sun Aug 24 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT MONDAY THROUGH
LATE MONDAY NIGHT...

.REST OF THE AFTERNOON...Northwest wind 10 to 20 knots. Chance of
waterspouts. Numerous showers and scattered thunderstorms. Waves
2 to 3 feet.
.TONIGHT...Northwest wind 10 to 20 knots. Chance of waterspouts.
Scattered showers. Waves 2 to 3 feet.
.MONDAY...Northwest wind 10 to 20 knots. Partly sunny. Waves 2 to
4 feet.
.MONDAY NIGHT...Northwest wind 15 to 20 knots. Partly cloudy.
Waves 2 to 3 feet.

Winds and waves higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

LMZ341-250315-
Seul Choix Point to 5NM West of Mackinac Bridge-
303 PM EDT Sun Aug 24 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY MORNING THROUGH
MONDAY EVENING...

.REST OF THE AFTERNOON...Northwest wind 10 to 20 knots. Chance of
waterspouts. Numerous showers and scattered thunderstorms. Waves
2 to 3 feet.
.TONIGHT...Northwest wind 10 to 15 knots. Chance of waterspouts.
Scattered showers. Waves 2 to 3 feet.
.MONDAY...Northwest wind 10 to 15 knots. Partly sunny. Waves 2 to
3 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.

$$

LMZ342-250315-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
303 PM EDT Sun Aug 24 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY EVENING...

.REST OF THE AFTERNOON...Northwest wind 10 to 20 knots. Chance of
waterspouts. Showers and scattered thunderstorms. Waves 2 to
3 feet.
.TONIGHT...Northwest wind 10 to 20 knots. Chance of waterspouts.
Scattered showers and isolated thunderstorms. 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 with gusts to
around 30 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.

$$

LMZ323-250315-
Grand Traverse Bay south of a line Grand Traverse Light to
Norwood MI-
303 PM EDT Sun Aug 24 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY EVENING...

.REST OF THE AFTERNOON...Northwest wind 10 to 20 knots. Chance of
waterspouts. Showers and scattered thunderstorms. Waves 2 to
3 feet.
.TONIGHT...Northwest wind 15 to 20 knots. Chance of waterspouts.
Numerous showers and isolated thunderstorms. Waves 2 to 4 feet.
.MONDAY...Northwest wind 10 to 15 knots. Scattered showers. Waves
2 to 4 feet.
.MONDAY NIGHT...Northwest wind 10 to 15 knots. Partly cloudy.
Waves 2 to 4 feet.

Winds and waves higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

LMZ345-250315-
Point Betsie to Sleeping Bear Point MI-
303 PM EDT Sun Aug 24 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY EVENING...

.REST OF THE AFTERNOON...Northwest wind 15 to 20 knots. Chance of
waterspouts. Showers and scattered thunderstorms. Waves 2 to
4 feet.
.TONIGHT...Northwest wind 10 to 20 knots. Chance of waterspouts.
Scattered showers and isolated thunderstorms. Waves 2 to 4 feet.
.MONDAY...Northwest wind 10 to 15 knots. Scattered showers. Waves
2 to 4 feet.
.MONDAY NIGHT...North 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.

$$

LMZ344-250315-
Sleeping Bear Point to Grand Traverse Light MI-
303 PM EDT Sun Aug 24 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY EVENING...

.REST OF THE AFTERNOON...Northwest wind 15 to 20 knots. Chance of
waterspouts. Showers and scattered thunderstorms. Waves 2 to
4 feet.
.TONIGHT...Northwest wind 10 to 20 knots. Chance of waterspouts.
Scattered showers and isolated thunderstorms. Waves 2 to 4 feet.
.MONDAY...Northwest wind 10 to 20 knots. Scattered showers. Waves
2 to 4 feet.
.MONDAY NIGHT...Northwest wind 10 to 15 knots. Partly cloudy.
Waves 2 to 4 feet.

Winds and waves higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

LMZ346-250315-
Manistee to Point Betsie MI-
303 PM EDT Sun Aug 24 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY EVENING...

.REST OF THE AFTERNOON...Northwest wind 15 to 20 knots. Chance of
waterspouts. Numerous showers and scattered thunderstorms. Waves
2 to 4 feet.
.TONIGHT...Northwest wind 10 to 20 knots. Chance of waterspouts.
Numerous showers and isolated thunderstorms. Waves 3 to 5 feet.
.MONDAY...Northwest wind 10 to 15 knots. Scattered showers. Waves
2 to 4 feet.
.MONDAY NIGHT...North wind 5 to 10 knots. Chance of showers.
Waves 2 feet or less.

Winds and waves higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

LHZ345-250315-
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-
303 PM EDT Sun Aug 24 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY MORNING THROUGH
MONDAY EVENING...

.REST OF THE AFTERNOON...Northwest wind 15 to 20 knots. Chance of
waterspouts. Numerous showers and scattered thunderstorms. Waves
2 to 3 feet.
.TONIGHT...Northwest wind 10 to 15 knots. Chance of waterspouts.
Scattered showers. Waves 2 to 3 feet.
.MONDAY...Northwest wind 5 to 15 knots. Partly sunny. Waves 2 to
3 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.

$$

LHZ347-250315-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
303 PM EDT Sun Aug 24 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT MONDAY THROUGH
LATE MONDAY NIGHT...

.REST OF THE AFTERNOON...Northwest wind 15 to 20 knots. Chance of
waterspouts. Showers and scattered thunderstorms. Waves 2 to
4 feet.
.TONIGHT...Northwest wind 10 to 20 knots. Chance of waterspouts.
Scattered showers. Waves 3 to 5 feet.
.MONDAY...Northwest wind 10 to 20 knots. Partly sunny. Waves 4 to
7 feet.
.MONDAY NIGHT...Northwest wind 15 to 20 knots. Partly cloudy.
Waves 4 to 6 feet.

Winds and waves higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

LHZ348-250315-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-
303 PM EDT Sun Aug 24 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT MONDAY THROUGH
LATE MONDAY NIGHT...

.REST OF THE AFTERNOON...Northwest wind 15 to 20 knots. Chance of
waterspouts. Showers and scattered thunderstorms. Waves 2 to
4 feet.
.TONIGHT...West wind 10 to 20 knots. Chance of waterspouts.
Scattered showers. Waves 3 to 5 feet.
.MONDAY...Northwest wind 10 to 20 knots. Partly sunny. Waves 4 to
7 feet.
.MONDAY NIGHT...Northwest wind 10 to 20 knots. Partly cloudy.
Waves 4 to 7 feet.

Winds and waves higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

LHZ349-250315-
Sturgeon Pt to Alabaster MI-
303 PM EDT Sun Aug 24 2025

.REST OF THE AFTERNOON...Northwest wind 15 to 20 knots. Chance of
waterspouts. Numerous showers and scattered thunderstorms. Waves
2 feet or less.
.TONIGHT...Northwest wind 10 to 15 knots. Chance of waterspouts.
Isolated showers. Waves 2 feet or less.
.MONDAY...Northwest wind 10 to 15 knots. Partly sunny. Waves
2 feet or less.
.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.

$$

JK