Nearshore Marine Forecast
Issued by NWS Gaylord, MI

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FZUS53 KAPX 241456
NSHAPX

Nearshore Marine Forecast
National Weather Service Gaylord MI
1056 AM 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.

LSZ321-242300-
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
1056 AM EDT Sun Aug 24 2025

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

.TODAY...Northwest wind 15 to 20 knots. Chance of waterspouts
through the day. Showers likely and slight chance of thunderstorms
in the late morning. Chance of showers and thunderstorms in the
afternoon. Waves 2 to 4 feet building to 4 to 6 feet in the
afternoon.
.TONIGHT...Northwest wind 15 to 20 knots. Chance of waterspouts.
Chance of showers. Waves 4 to 7 feet.
.MONDAY...Northwest wind 15 to 20 knots. Partly sunny. Waves 4 to
7 feet.
.MONDAY NIGHT...Northwest wind 10 to 15 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.

$$

LSZ322-242300-
St. Marys River Point Iroquois to E. Potagannissing Bay-
1056 AM EDT Sun Aug 24 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
MONDAY EVENING...

.TODAY...Northwest wind 10 to 20 knots. Chance of waterspouts
through the day. Slight chance of thunderstorms in the late
morning. Rain showers likely through the day. Chance of
thunderstorms in the afternoon.
.TONIGHT...Northwest wind 10 to 20 knots. Chance of waterspouts.
Chance of showers.
.MONDAY...Northwest wind 15 to 20 knots. Partly sunny.
.MONDAY NIGHT...Northwest wind 10 to 15 knots. Partly cloudy.

Winds higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

LHZ346-242300-
St Ignace to False Detour Channel-
1056 AM EDT Sun Aug 24 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE
MONDAY NIGHT...

.TODAY...Northwest wind 10 to 20 knots. Chance of waterspouts
through the day. Slight chance of thunderstorms in the late
morning. Showers likely through the day. Chance of thunderstorms
in the afternoon. Waves 2 to 3 feet.
.TONIGHT...Northwest wind 10 to 20 knots. Chance of waterspouts.
Chance of showers. Waves 2 to 3 feet.
.MONDAY...Northwest wind 10 to 20 knots with gusts to around
25 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.

$$

LMZ341-242300-
Seul Choix Point to 5NM West of Mackinac Bridge-
1056 AM EDT Sun Aug 24 2025

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

.TODAY...Northwest wind 10 to 20 knots. Chance of waterspouts
through the day. Slight chance of thunderstorms in the late
morning. Rain showers likely through the day. Chance of
thunderstorms in the afternoon. Waves 2 to 3 feet.
.TONIGHT...Northwest wind 10 to 15 knots. Chance of waterspouts.
Chance of showers. Waves 2 to 3 feet.
.MONDAY...Northwest wind 15 to 20 knots. Mostly sunny. Waves 2 to
3 feet.
.MONDAY NIGHT...Northwest wind 10 to 15 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.

$$

LMZ342-242300-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
1056 AM EDT Sun Aug 24 2025

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

.TODAY...Northwest wind 10 to 20 knots. Chance of waterspouts
through the day. Showers likely and slight chance of
thunderstorms in the late morning. Showers and a chance of
thunderstorms in the afternoon. Waves 2 to 4 feet.
.TONIGHT...Northwest wind 10 to 20 knots. Chance of waterspouts.
Chance of showers and slight chance of 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. 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.

$$

LMZ323-242300-
Grand Traverse Bay south of a line Grand Traverse Light to
Norwood MI-
1056 AM EDT Sun Aug 24 2025

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

.TODAY...Northwest wind 10 to 20 knots. Chance of waterspouts
through the day. Showers likely in the late morning. Chance of
thunderstorms through the day. Showers in the afternoon. Waves
2 to 4 feet.
.TONIGHT...Northwest wind 15 to 20 knots. Chance of waterspouts.
Showers and slight chance of thunderstorms. Waves 2 to 4 feet.
.MONDAY...Northwest wind 10 to 20 knots. Chance of showers. Waves
2 to 3 feet.
.MONDAY NIGHT...Northwest wind 10 to 15 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.

$$

LMZ344-345-242300-
Sleeping Bear Point to Grand Traverse Light MI-
Point Betsie to Sleeping Bear Point MI-
1056 AM EDT Sun Aug 24 2025

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

.TODAY...Northwest wind 15 to 20 knots. Chance of waterspouts
through the day. Showers likely and slight chance of
thunderstorms in the late morning. Showers and a chance of
thunderstorms in the afternoon. Waves 2 to 4 feet.
.TONIGHT...Northwest wind 10 to 20 knots. Chance of waterspouts.
Chance of showers and slight chance of 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. 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.

$$

LMZ346-242300-
Manistee to Point Betsie MI-
1056 AM EDT Sun Aug 24 2025

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

.TODAY...Northwest wind 15 to 20 knots. Chance of waterspouts
through the day. Chance of showers and slight chance of
thunderstorms in the late morning. Showers likely and a chance of
thunderstorms in the afternoon. Waves 2 to 4 feet.
.TONIGHT...Northwest wind 10 to 20 knots. Chance of waterspouts.
Showers likely and a chance of thunderstorms. Waves 3 to 5 feet.
.MONDAY...Northwest wind 10 to 20 knots. Mostly sunny. 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.

$$

LHZ345-242300-
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-
1056 AM EDT Sun Aug 24 2025

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

.TODAY...Northwest wind 10 to 20 knots. Chance of waterspouts
through the day. Slight chance of thunderstorms in the late
morning. Showers likely through the day. Chance of thunderstorms
in the afternoon. Waves 2 to 3 feet.
.TONIGHT...Northwest wind 10 to 15 knots. Chance of waterspouts.
Chance of showers. Waves 2 to 3 feet.
.MONDAY...Northwest wind 15 to 20 knots. Partly sunny. Waves 2 to
4 feet.
.MONDAY NIGHT...Northwest wind 10 to 15 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.

$$

LHZ347-242300-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
1056 AM EDT Sun Aug 24 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE
MONDAY NIGHT...

.TODAY...Northwest wind 10 to 20 knots. Chance of waterspouts
through the day. Showers likely and slight chance of thunderstorms
in the late morning. Showers and a chance of thunderstorms in the
afternoon. Waves 2 feet or less building to 2 to 4 feet in the
afternoon.
.TONIGHT...Northwest wind 10 to 20 knots. Chance of waterspouts.
Chance of showers and slight chance of thunderstorms. Waves 3 to
5 feet.
.MONDAY...Northwest wind 15 to 25 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.

$$

LHZ348-242300-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-
1056 AM EDT Sun Aug 24 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE
MONDAY NIGHT...

.TODAY...Northwest wind 15 to 20 knots. Chance of waterspouts
through the day. Chance of showers and slight chance of
thunderstorms in the late morning. Showers and a chance of
thunderstorms in the afternoon. Waves 2 feet or less building to
2 to 3 feet in the afternoon.
.TONIGHT...West wind 10 to 20 knots. Chance of waterspouts.
Chance of showers and slight chance of thunderstorms. Waves 3 to
5 feet.
.MONDAY...Northwest wind 15 to 25 knots. Partly sunny. Waves 4 to
7 feet.
.MONDAY NIGHT...Northwest wind 10 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.

$$

LHZ349-242300-
Sturgeon Pt to Alabaster MI-
1056 AM EDT Sun Aug 24 2025

.TODAY...Southwest wind 10 to 15 knots becoming west in the
afternoon. Chance of waterspouts through the day. Chance of
showers in the late morning. Showers likely and a chance of
thunderstorms in the afternoon. Waves 2 feet or less.
.TONIGHT...Northwest wind 10 to 15 knots. Chance of waterspouts.
Slight chance of showers. Waves 2 feet or less.
.MONDAY...Northwest wind 10 to 15 knots. Chance of showers. Waves
2 to 3 feet.
.MONDAY NIGHT...Northwest wind 10 to 15 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.

$$

JK