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FZUS53 KAPX 170731
NSHAPX

Nearshore Marine Forecast
National Weather Service Gaylord MI
331 AM EDT Tue Jun 17 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.

LSZ321-171545-
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
331 AM EDT Tue Jun 17 2025

.TODAY...South wind 10 to 15 knots becoming northwest in the
afternoon. Chance of thunderstorms early in the morning. Chance
of showers through the day. Waves 2 to 3 feet.
.TONIGHT...Light winds. Slight chance of showers. Waves 2 feet or
less.
.WEDNESDAY...Light winds. Chance of showers. Waves 2 feet or
less.
.WEDNESDAY 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.

$$

LSZ322-171545-
St. Marys River Point Iroquois to E. Potagannissing Bay-
331 AM EDT Tue Jun 17 2025

.TODAY...Southeast wind 5 to 10 knots becoming west in the
afternoon. Slight chance of thunderstorms in the morning.
Chance of showers through the day.
.TONIGHT...Northwest wind 5 to 10 knots. Mostly cloudy.
.WEDNESDAY...Light winds. Chance of showers.
.WEDNESDAY NIGHT...Northeast wind 5 to 10 knots. Chance of
showers.

Winds higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

LHZ346-171545-
St Ignace to False Detour Channel-
331 AM EDT Tue Jun 17 2025

.TODAY...South wind 5 to 10 knots becoming west 10 to 15 knots in
the afternoon. Slight chance of thunderstorms in the
morning. Chance of showers through the day. Waves 2 feet or less.
.TONIGHT...Northwest wind 5 to 10 knots. Slight chance of
showers. Waves 2 feet or less.
.WEDNESDAY...Southeast wind 5 to 10 knots. Chance of showers.
Waves 2 feet or less.
.WEDNESDAY NIGHT...Northeast 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.

$$

LMZ341-171545-
Seul Choix Point to 5NM West of Mackinac Bridge-
331 AM EDT Tue Jun 17 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM EDT THIS MORNING
THROUGH THIS AFTERNOON...

.TODAY...South wind 15 to 25 knots becoming west in the
afternoon. Rain showers likely early in the morning. Chance of
thunderstorms through the day.
Waves 2 feet or less building to 2 to 3 feet in the morning.
.TONIGHT...Light winds. Slight chance of showers. Waves 2 feet or
less.
.WEDNESDAY...Southeast wind 5 to 10 knots. Chance of showers.
Waves 2 feet or less.
.WEDNESDAY 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.

$$

LMZ342-171545-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
331 AM EDT Tue Jun 17 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM EDT THIS MORNING
THROUGH THIS AFTERNOON...

.TODAY...South wind 15 to 25 knots becoming west in the
afternoon. Chance of showers and thunderstorms early in the
morning, then slight chance of showers in the afternoon. Waves
2 to 3 feet.
.TONIGHT...Light winds. Slight chance of showers. Waves 2 feet or
less.
.WEDNESDAY...East wind 5 to 10 knots. Chance of showers. Waves
2 feet or less.
.WEDNESDAY 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.

$$

LMZ323-171545-
Grand Traverse Bay south of a line Grand Traverse Light to
Norwood MI-
331 AM EDT Tue Jun 17 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM EDT THIS MORNING
THROUGH THIS AFTERNOON...

.TODAY...South wind 5 to 10 knots becoming west 15 to 25 knots in
the afternoon. Chance of thunderstorms early in the morning.
Chance of showers through the day. Waves 2 feet or less.
.TONIGHT...Light winds. Chance of showers and slight chance of
thunderstorms. Waves 2 feet or less.
.WEDNESDAY...East wind 5 to 10 knots. Rain showers likely and a
chance of thunderstorms. Waves 2 feet or less.
.WEDNESDAY 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.

$$

LMZ344-171545-
Sleeping Bear Point to Grand Traverse Light MI-
331 AM EDT Tue Jun 17 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM EDT THIS MORNING
THROUGH THIS AFTERNOON...

.TODAY...South wind 15 to 25 knots becoming southwest in the
morning. Chance of thunderstorms early in the morning. Chance of
showers early in the morning. Waves 2 feet or less.
.TONIGHT...Light winds. Chance of showers and slight chance of
thunderstorms. Waves 2 feet or less.
.WEDNESDAY...Northeast wind 5 to 10 knots. Rain showers likely
and a chance of thunderstorms. Waves 2 feet or less.
.WEDNESDAY 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.

$$

LMZ345-346-171545-
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
331 AM EDT Tue Jun 17 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM EDT THIS MORNING
THROUGH THIS AFTERNOON...

.TODAY...Southwest wind 15 to 25 knots. Chance of thunderstorms
in the morning. Chance of showers early in the morning.
Waves 2 to 3 feet.
.TONIGHT...Light winds. Chance of showers and slight chance of
thunderstorms. Waves 2 feet or less.
.WEDNESDAY...East wind 5 to 10 knots. Rain showers likely and a
chance of thunderstorms. Waves 2 feet or less.
.WEDNESDAY 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.

$$

LHZ345-171545-
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-
331 AM EDT Tue Jun 17 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM EDT THIS MORNING
THROUGH THIS AFTERNOON...

.TODAY...Southwest wind 15 to 25 knots becoming west in the
afternoon. Slight chance of thunderstorms in the morning.
Chance of showers through the day. Waves 2 feet or less.
.TONIGHT...Light winds. Slight chance of showers. Waves 2 feet or
less.
.WEDNESDAY...East wind 5 to 10 knots. Chance of showers. Waves
2 feet or less.
.WEDNESDAY NIGHT...Northeast 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.

$$

LHZ347-171545-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
331 AM EDT Tue Jun 17 2025

.TODAY...South wind 5 to 10 knots becoming west 10 to 15 knots in
the afternoon. Chance of showers and thunderstorms in the
morning. Waves 2 feet or less.
.TONIGHT...West wind 5 to 10 knots. Slight chance of showers.
Waves 2 feet or less.
.WEDNESDAY...Light winds. Chance of showers. Waves 2 feet or
less.
.WEDNESDAY NIGHT...Northeast 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.

$$

LHZ348-171545-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-
331 AM EDT Tue Jun 17 2025

.TODAY...South wind 10 to 15 knots becoming northwest 5 to
10 knots early in the evening. Slight chance of showers in the
morning. Chance of showers and thunderstorms in the afternoon.
Waves 2 feet or less building to 2 to 3 feet in the morning.
.TONIGHT...Northwest wind 5 to 10 knots. Slight chance of
showers. Waves 2 feet or less.
.WEDNESDAY...Southeast wind 5 to 10 knots. Rain showers likely
and a chance of thunderstorms. Waves 2 feet or less.
.WEDNESDAY NIGHT...Northeast wind 10 to 15 knots. Rain showers
likely and a chance of thunderstorms. Waves 2 feet or less.

Winds and waves higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

LHZ349-171545-
Sturgeon Pt to Alabaster MI-
331 AM EDT Tue Jun 17 2025

.TODAY...South wind 10 to 15 knots becoming southwest early in
the evening. Slight chance of showers in the morning. Chance of
showers and thunderstorms in the afternoon. Waves 2 feet or less.
.TONIGHT...North wind 5 to 10 knots. Chance of showers and slight
chance of thunderstorms. Waves 2 feet or less.
.WEDNESDAY...East wind 5 to 10 knots. Chance of showers and
thunderstorms. Waves 2 feet or less.
.WEDNESDAY NIGHT...Southeast wind 10 to 15 knots. Rain showers
likely and a chance of thunderstorms. Waves 2 to 3 feet.

Winds and waves higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

FEF