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FZUS53 KAPX 181911
NSHAPX

Nearshore Marine Forecast
National Weather Service Gaylord MI
311 PM EDT Fri Apr 18 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.

LSZ321-190315-
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
311 PM EDT Fri Apr 18 2025

.THROUGH EARLY EVENING...Northeast wind 5 to 10 knots becoming
northwest early in the evening. Slight chance of showers and
thunderstorms. Waves 2 feet or less.
.TONIGHT...Northwest wind 10 to 15 knots. Chance of showers and
slight chance of thunderstorms. Waves 2 to 3 feet.
.SATURDAY...Northwest wind 10 to 20 knots. Partly sunny. Waves
3 to 5 feet.
.SATURDAY NIGHT...Northwest wind 10 to 15 knots. Partly cloudy.
Waves 3 to 5 feet.
.SUNDAY...Southeast wind 5 to 10 knots. Mostly sunny. Waves
2 feet or less.

Winds and waves higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

LSZ322-190315-
St. Marys River Point Iroquois to E. Potagannissing Bay-
311 PM EDT Fri Apr 18 2025

.THROUGH EARLY EVENING...Light winds. Mostly cloudy.
.TONIGHT...Northwest wind 10 to 15 knots. Chance of showers and
thunderstorms.
.SATURDAY...Northwest wind 10 to 15 knots. Partly sunny.
.SATURDAY NIGHT...Northwest wind 10 to 15 knots. Partly cloudy.
.SUNDAY...Southeast wind 5 to 10 knots. Mostly sunny.

Winds higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

LHZ346-190315-
St Ignace to False Detour Channel-
311 PM EDT Fri Apr 18 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING...

.THROUGH EARLY EVENING...West wind 5 to 10 knots. Slight chance
of showers and thunderstorms. Waves 2 to 3 feet.
.TONIGHT...Northwest wind 10 to 15 knots. Chance of showers and
thunderstorms. Waves 2 to 3 feet.
.SATURDAY...Northwest wind 10 to 15 knots. Partly sunny. Waves
2 to 3 feet.
.SATURDAY NIGHT...Northwest wind 10 to 15 knots. Mostly clear.
Waves 2 feet or less.
.SUNDAY...East wind 10 to 15 knots. Mostly sunny. Waves 2 feet or
less.

Winds and waves higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

LMZ341-190315-
Seul Choix Point to 5NM West of Mackinac Bridge-
311 PM EDT Fri Apr 18 2025

.THROUGH EARLY EVENING...West wind 5 to 10 knots. Mostly cloudy.
Waves 2 to 3 feet.
.TONIGHT...Northwest wind 10 to 15 knots. Chance of showers and
thunderstorms. Waves 2 to 3 feet.
.SATURDAY...Northwest wind 10 to 15 knots. Partly sunny. Waves
2 feet or less.
.SATURDAY NIGHT...North wind 5 to 10 knots. Mostly clear. Waves
2 feet or less.
.SUNDAY...East wind 10 to 15 knots. Partly sunny. Waves 2 feet or
less.

Winds and waves higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

LMZ342-190315-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
311 PM EDT Fri Apr 18 2025

.THROUGH EARLY EVENING...West wind 5 to 10 knots. Chance of
showers and thunderstorms. Waves 2 feet or less.
.TONIGHT...Northwest wind 10 to 15 knots. Rain showers likely and
a chance of thunderstorms. Waves 2 to 3 feet.
.SATURDAY...Northwest wind 10 to 15 knots. Partly sunny. Waves
2 to 3 feet.
.SATURDAY NIGHT...North wind 10 to 15 knots. Mostly clear. Waves
2 feet or less.
.SUNDAY...East wind 10 to 15 knots. Partly sunny. Waves 2 feet or
less.

Winds and waves higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

LMZ323-190315-
Grand Traverse Bay south of a line Grand Traverse Light to
Norwood MI-
311 PM EDT Fri Apr 18 2025

.THROUGH EARLY EVENING...West wind 5 to 10 knots becoming
northwest early in the evening. Chance of thunderstorms and
slight chance of showers. Waves 2 feet or less.
.TONIGHT...North wind 10 to 15 knots. Chance of showers and
thunderstorms. Waves 2 to 3 feet.
.SATURDAY...Northwest wind 10 to 15 knots. Partly sunny. Waves
2 to 3 feet.
.SATURDAY NIGHT...North wind 5 to 10 knots. Mostly clear. Waves
2 feet or less.
.SUNDAY...East wind 5 to 10 knots. Partly sunny. Waves 2 feet or
less.

Winds and waves higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

LMZ344-190315-
Sleeping Bear Point to Grand Traverse Light MI-
311 PM EDT Fri Apr 18 2025

.THROUGH EARLY EVENING...Northwest wind 5 to 10 knots. Chance of
showers and thunderstorms. Waves 2 feet or less.
.TONIGHT...Northwest wind 10 to 15 knots. Rain showers likely and
a chance of thunderstorms. Waves 2 to 3 feet.
.SATURDAY...Northwest wind 10 to 15 knots. Partly sunny. Waves
2 to 3 feet.
.SATURDAY NIGHT...Northeast wind 5 to 10 knots. Mostly clear.
Waves 2 feet or less.
.SUNDAY...Northeast wind 5 to 10 knots. Partly sunny. Waves
2 feet or less.

Winds and waves higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

LMZ345-346-190315-
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
311 PM EDT Fri Apr 18 2025

.THROUGH EARLY EVENING...West wind 5 to 10 knots. Rain showers
likely and a chance of thunderstorms. Waves 2 to 3 feet.
.TONIGHT...North wind 10 to 15 knots. Rain showers likely and a
chance of thunderstorms. Waves 2 to 3 feet.
.SATURDAY...Northwest wind 5 to 10 knots. Partly sunny. Waves
2 to 3 feet.
.SATURDAY NIGHT...Northeast wind 5 to 10 knots. Partly cloudy.
Waves 2 to 3 feet.
.SUNDAY...Northeast wind 5 to 10 knots. Partly sunny. Waves 2 to
3 feet.

Winds and waves higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

LHZ345-190315-
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-
311 PM EDT Fri Apr 18 2025

.THROUGH EARLY EVENING...West wind 5 to 10 knots. Slight chance
of showers and thunderstorms. Waves 2 feet or less.
.TONIGHT...Northwest wind 10 to 15 knots. Rain showers likely and
a chance of thunderstorms. Waves 2 to 3 feet.
.SATURDAY...Northwest wind 10 to 15 knots. Partly sunny. Waves
2 to 3 feet.
.SATURDAY NIGHT...Northwest wind 10 to 15 knots. Mostly clear.
Waves 2 feet or less.
.SUNDAY...East wind 10 to 15 knots. Mostly sunny. Waves 2 feet or
less.

Winds and waves higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

LHZ347-190315-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
311 PM EDT Fri Apr 18 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING...

.THROUGH EARLY EVENING...North wind 5 to 10 knots becoming
northeast early in the evening. Chance of showers and
thunderstorms. Waves 2 to 4 feet.
.TONIGHT...Northwest wind 15 to 20 knots. Chance of showers and
thunderstorms. Waves 2 to 3 feet.
.SATURDAY...Northwest wind 10 to 20 knots. Partly sunny. Waves
2 to 4 feet.
.SATURDAY NIGHT...Northwest wind 10 to 15 knots. Partly cloudy.
Waves 2 to 3 feet.
.SUNDAY...East wind 5 to 10 knots. Partly sunny. Waves 2 feet or
less.

Winds and waves higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

LHZ348-190315-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-
311 PM EDT Fri Apr 18 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING...

.THROUGH EARLY EVENING...South wind 10 to 15 knots. Chance of
showers and thunderstorms. Waves 2 to 4 feet.
.TONIGHT...Northwest wind 15 to 20 knots. Rain showers likely and
a chance of thunderstorms. Waves 2 to 3 feet.
.SATURDAY...Northwest wind 10 to 20 knots. Partly sunny. Waves
2 to 4 feet.
.SATURDAY NIGHT...Northwest wind 10 to 15 knots. Partly cloudy.
Waves 2 to 3 feet.
.SUNDAY...East wind 5 to 10 knots. Partly sunny. Waves 2 feet or
less.

Winds and waves higher in the vicinity of thunderstorms.

See the open lakes forecast for days 3 through 5.

$$

LHZ349-190315-
Sturgeon Pt to Alabaster MI-
311 PM EDT Fri Apr 18 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING...

.THROUGH EARLY EVENING...South wind 10 to 15 knots. Chance of
showers and thunderstorms. Waves 2 to 4 feet.
.TONIGHT...Southwest wind 10 to 15 knots. Rain showers likely and
a chance of thunderstorms. Waves 2 to 3 feet.
.SATURDAY...Northwest wind 10 to 15 knots. Partly sunny. Waves
2 feet or less.
.SATURDAY NIGHT...Northwest wind 5 to 10 knots. Partly cloudy.
Waves 2 feet or less.
.SUNDAY...Northeast wind 10 to 15 knots. Mostly sunny. 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