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FZUS53 KAPX 160230
NSHAPX

Nearshore Marine Forecast
National Weather Service Gaylord MI
1030 PM EDT Wed Oct 15 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.

LSZ321-161030-
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
1030 PM EDT Wed Oct 15 2025

.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...Southeast wind 10 to 15 knots. Rain showers.
Waves 2 to 3 feet.
.FRIDAY...South wind 10 to 20 knots. Rain showers. Waves 2 to
4 feet.

See the open lakes forecast for days 3 through 5.

$$

LSZ322-161030-
St. Marys River Point Iroquois to E. Potagannissing Bay-
1030 PM EDT Wed Oct 15 2025

.OVERNIGHT...Light winds. Mostly clear.
.THURSDAY...Light winds. Mostly sunny.
.THURSDAY NIGHT...South wind 5 to 10 knots. Rain showers likely.
.FRIDAY...South wind 10 to 15 knots. Chance of showers.

See the open lakes forecast for days 3 through 5.

$$

LHZ346-161030-
St Ignace to False Detour Channel-
1030 PM EDT Wed Oct 15 2025

.OVERNIGHT...North wind 5 to 10 knots. Mostly clear. Waves 2 feet
or less.
.THURSDAY...Light winds. Mostly sunny. Waves 2 feet or less.
.THURSDAY NIGHT...South wind 5 to 10 knots. Rain showers likely.
Waves 2 feet or less.
.FRIDAY...South wind 10 to 15 knots with gusts to around
30 knots. Chance of showers. Waves 2 to 4 feet.

See the open lakes forecast for days 3 through 5.

$$

LMZ341-161030-
Seul Choix Point to 5NM West of Mackinac Bridge-
1030 PM EDT Wed Oct 15 2025

.OVERNIGHT...North wind 5 to 10 knots. Mostly clear. Waves 2 feet
or less.
.THURSDAY...Light winds. Mostly sunny. Waves 2 feet or less.
.THURSDAY NIGHT...South wind 15 to 20 knots. Rain showers. Waves
2 to 3 feet.
.FRIDAY...South wind 15 to 25 knots with gusts to around
35 knots. Rain showers likely. Waves 4 to 6 feet.

See the open lakes forecast for days 3 through 5.

$$

LMZ342-161030-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
1030 PM EDT Wed Oct 15 2025

.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...Southeast wind 10 to 15 knots. Rain showers.
Waves 2 feet or less.
.FRIDAY...South wind 10 to 15 knots. Rain showers likely. Waves
2 to 3 feet.

See the open lakes forecast for days 3 through 5.

$$

LMZ323-161030-
Grand Traverse Bay south of a line Grand Traverse Light to
Norwood MI-
1030 PM EDT Wed Oct 15 2025

.OVERNIGHT...Light winds. Mostly clear. Waves 2 feet or less.
.THURSDAY...Light winds. Sunny. Waves 2 feet or less.
.THURSDAY NIGHT...Southeast wind 5 to 10 knots. Chance of
showers. Waves 2 feet or less.
.FRIDAY...South wind 10 to 15 knots. Chance of showers. Waves
2 feet or less.

See the open lakes forecast for days 3 through 5.

$$

LMZ344-345-161030-
Sleeping Bear Point to Grand Traverse Light MI-
Point Betsie to Sleeping Bear Point MI-
1030 PM EDT Wed Oct 15 2025

.OVERNIGHT...Light winds. Mostly clear. Waves 2 feet or less.
.THURSDAY...Light winds. Sunny. Waves 2 feet or less.
.THURSDAY NIGHT...South wind 10 to 15 knots. Rain showers. Waves
2 feet or less.
.FRIDAY...South wind 15 to 20 knots. Chance of showers. Waves
3 to 5 feet.

See the open lakes forecast for days 3 through 5.

$$

LMZ346-161030-
Manistee to Point Betsie MI-
1030 PM EDT Wed Oct 15 2025

.OVERNIGHT...Light winds. Mostly clear. Waves 2 feet or less.
.THURSDAY...Light winds. Sunny. Waves 2 feet or less.
.THURSDAY NIGHT...South wind 10 to 15 knots. Chance of showers.
Waves 2 feet or less.
.FRIDAY...South wind 10 to 20 knots. Chance of showers. Waves
4 to 7 feet.

See the open lakes forecast for days 3 through 5.

$$

LHZ345-161030-
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-
1030 PM EDT Wed Oct 15 2025

.OVERNIGHT...Light winds. Mostly clear. Waves 2 feet or less.
.THURSDAY...Light winds. Mostly sunny. Waves 2 feet or less.
.THURSDAY NIGHT...South wind 5 to 10 knots. Rain showers. Waves
2 feet or less.
.FRIDAY...South wind 10 to 15 knots. Chance of showers. Waves
2 feet or less.

See the open lakes forecast for days 3 through 5.

$$

LHZ347-161030-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
1030 PM EDT Wed Oct 15 2025

.OVERNIGHT...North wind 5 to 10 knots. Mostly clear. Waves 2 feet
or less.
.THURSDAY...Light winds. Sunny. Waves 2 feet or less.
.THURSDAY NIGHT...South wind 5 to 10 knots. Rain showers likely.
Waves 2 feet or less.
.FRIDAY...South wind 15 to 20 knots. Chance of showers. Waves
2 to 4 feet.

See the open lakes forecast for days 3 through 5.

$$

LHZ348-161030-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-
1030 PM EDT Wed Oct 15 2025

.OVERNIGHT...North wind 5 to 10 knots. Mostly clear. Waves 2 feet
or less.
.THURSDAY...North wind 5 to 10 knots. Sunny. Waves 2 feet or
less.
.THURSDAY NIGHT...South wind 5 to 10 knots. Chance of showers.
Waves 2 feet or less.
.FRIDAY...South wind 15 to 20 knots. Chance of showers. Waves
3 to 5 feet.

See the open lakes forecast for days 3 through 5.

$$

LHZ349-161030-
Sturgeon Pt to Alabaster MI-
1030 PM EDT Wed Oct 15 2025

.OVERNIGHT...North wind 5 to 10 knots. Mostly clear. Waves 2 feet
or less.
.THURSDAY...Northeast wind 5 to 10 knots. Sunny. Waves 2 feet or
less.
.THURSDAY NIGHT...South wind 5 to 10 knots. Chance of showers.
Waves 2 feet or less.
.FRIDAY...South wind 15 to 20 knots. Chance of showers. Waves
2 to 4 feet.

See the open lakes forecast for days 3 through 5.

$$

SJC