Nearshore Marine Forecast
Issued by NWS Duluth, MN

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FZUS53 KDLH 280343
NSHDLH

Nearshore Marine Forecast
National Weather Service Duluth MN
943 PM CST Thu Nov 27 2025

For waters within five nautical miles of shore on Lake 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.

LSZ140-281100-
Grand Portage to Grand Marais MN-
943 PM CST Thu Nov 27 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM CST FRIDAY...

.REST OF TONIGHT...Northwest wind 15 to 20 knots with gusts to
around 30 knots. Mostly cloudy in the late evening and early
morning then becoming partly cloudy. Waves 1 to 3 feet.
.FRIDAY...Northwest wind 15 to 20 knots with gusts to around
30 knots easing to 5 to 10 knots with gusts to around 20 knots
late in the afternoon. Mostly sunny. Waves 1 to 3 feet.
.FRIDAY NIGHT...Northwest wind 5 to 10 knots. Partly cloudy in
the evening then becoming mostly cloudy. Waves 1 foot or less.
.SATURDAY...North wind 5 to 10 knots. Chance of snow in the
afternoon. Waves 1 foot or less.

$$

LSZ141-281100-
Grand Marais to Taconite Harbor MN-
943 PM CST Thu Nov 27 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM CST FRIDAY...

.REST OF TONIGHT...Northwest wind 10 to 15 knots. Gusts up to
30 knots decreasing to 25 knots toward daybreak. Mostly cloudy.
Waves 1 to 2 feet.
.FRIDAY...Northwest wind 10 to 15 knots with gusts to around
25 knots easing to 5 knots late in the afternoon. Mostly sunny.
Waves 1 foot or less.
.FRIDAY NIGHT...North wind 5 knots. Partly cloudy in the evening
then becoming mostly cloudy. Waves 1 foot or less.
.SATURDAY...North wind 5 knots. Slight chance of snow in the
morning, then chance of snow in the afternoon. Waves 1 foot or
less.

$$

LSZ142-281100-
Taconite Harbor to Silver Bay Harbor MN-
943 PM CST Thu Nov 27 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM CST FRIDAY...

.REST OF TONIGHT...Northwest wind 10 to 15 knots. Gusts up to
30 knots decreasing to 20 knots. Mostly cloudy. Waves 1 foot or
less.
.FRIDAY...Northwest wind 5 to 10 knots. Gusts up to 20 knots
early in the morning. Mostly sunny. Waves 1 foot or less.
.FRIDAY NIGHT...Northwest wind 5 knots in the evening becoming
variable 10 knots or less. Partly cloudy in the evening then
becoming mostly cloudy. Waves 1 foot or less.
.SATURDAY...North wind 5 knots. Slight chance of snow in the
morning, then chance of snow in the afternoon. Waves 1 foot or
less.

$$

LSZ143-281100-
Silver Bay Harbor to Two Harbors MN-
943 PM CST Thu Nov 27 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM CST FRIDAY...

.REST OF TONIGHT...Northwest wind 10 to 15 knots. Gusts up to
25 knots decreasing to 20 knots after midnight. Mostly cloudy.
Waves 1 foot or less.
.FRIDAY...Northwest wind 5 to 10 knots. Gusts up to 20 knots
early in the morning. Mostly sunny. Waves 1 foot or less.
.FRIDAY NIGHT...North wind 5 knots until early morning becoming
variable 10 knots or less. Mostly cloudy. Waves 1 foot or less.
.SATURDAY...Northeast wind 5 to 10 knots. Chance of snow. Waves
1 foot or less.

$$

LSZ144-281100-
Two Harbors to Duluth MN-
943 PM CST Thu Nov 27 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT CST TONIGHT...

.REST OF TONIGHT...Northwest wind 15 to 20 knots easing to 5 to
10 knots toward daybreak. Mostly cloudy. Waves 1 to 2 feet.
.FRIDAY...Northwest wind 5 to 10 knots. Mostly sunny. Waves
1 foot or less.
.FRIDAY NIGHT...North wind 5 knots. Mostly cloudy. Waves 1 foot
or less.
.SATURDAY...Northeast wind 5 to 10 knots. Chance of snow in the
morning, then snow likely in the afternoon. Waves 1 foot or less.

$$

LSZ145-281100-
Duluth MN to Port Wing WI-
943 PM CST Thu Nov 27 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT CST TONIGHT...

.REST OF TONIGHT...Northwest wind 10 to 15 knots. Gusts up to
25 knots decreasing to 20 knots after midnight. Chance of
flurries late in the evening. Waves 1 to 3 feet.
.FRIDAY...Northwest wind 5 to 10 knots. Gusts up to 20 knots
early in the morning. Mostly sunny. Waves 1 to 2 feet.
.FRIDAY NIGHT...Northwest wind 5 knots becoming north early in
the morning. Mostly cloudy. Waves 1 foot or less.
.SATURDAY...Northeast wind 5 to 10 knots. Chance of snow in the
morning, then snow likely in the afternoon. Waves 1 foot or less.

$$

LSZ146-281100-
Port Wing to Sand Island WI-
943 PM CST Thu Nov 27 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM CST FRIDAY...

.REST OF TONIGHT...Northwest wind 10 to 15 knots. Gusts up to
25 knots decreasing to 20 knots toward daybreak. Chance of
flurries late in the evening. Waves 2 to 4 feet.
.FRIDAY...Northwest wind 5 to 10 knots. Gusts up to 20 knots in
the morning. Mostly sunny. Waves 1 to 3 feet.
.FRIDAY NIGHT...North wind 5 knots. Mostly cloudy. Waves 1 foot
or less.
.SATURDAY...Northeast wind 5 to 10 knots. Chance of snow in the
morning, then snow likely in the afternoon. Waves 1 foot or less.

$$

LSZ147-281100-
Sand Island to Bayfield WI-
943 PM CST Thu Nov 27 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM CST FRIDAY...

.REST OF TONIGHT...Northwest wind 10 to 15 knots with gusts to
around 25 knots. Chance of flurries late in the evening. Waves
3 to 5 feet.
.FRIDAY...Northwest wind 5 to 10 knots. Gusts up to 20 knots in
the morning. Partly sunny. Waves 1 to 3 feet.
.FRIDAY NIGHT...Northwest wind 5 knots. Mostly cloudy. Waves
1 foot or less.
.SATURDAY...Northeast wind 5 knots. Chance of snow in the
morning, then snow likely in the afternoon. Waves 1 foot or less.

$$

LSZ150-281100-
Outer Apostle Islands Beyond 5 NM from Mainland-
943 PM CST Thu Nov 27 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM CST FRIDAY...

.REST OF TONIGHT...Northwest wind 20 to 25 knots with gusts to
around 30 knots easing to 10 to 15 knots with gusts to around
25 knots toward daybreak. Chance of flurries and slight chance of
light freezing rain late in the evening. Waves 4 to 6 feet. Waves
occasionally to 8 feet.
.FRIDAY...Northwest wind 10 to 15 knots. Gusts up to 20 knots in
the morning. Partly sunny. Waves 2 to 4 feet subsiding to 1 to
3 feet in the afternoon.
.FRIDAY NIGHT...Northwest wind 5 knots. Mostly cloudy. Waves
1 foot or less.
.SATURDAY...Northeast wind 5 to 10 knots. Chance of snow in the
morning, then snow likely in the afternoon. Waves 1 foot or less.

$$

LSZ121-281100-
Chequamegon Bay-Bayfield to Oak Point WI-
943 PM CST Thu Nov 27 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM CST FRIDAY...

.REST OF TONIGHT...Northwest wind 10 to 15 knots. Gusts up to
25 knots decreasing to 20 knots after midnight. Chance of
flurries late in the evening. Waves 1 foot or less.
.FRIDAY...Northwest wind 5 to 10 knots. Partly sunny. Waves
1 foot or less.
.FRIDAY NIGHT...West wind 5 knots. Mostly cloudy. Waves 1 foot or
less.
.SATURDAY...Northwest wind 5 knots becoming northeast in the late
morning and afternoon. Chance of snow in the morning, then snow
likely in the afternoon. Waves 1 foot or less.

$$

LSZ148-281100-
Oak Point to Saxon Harbor WI-
943 PM CST Thu Nov 27 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM CST FRIDAY...

.REST OF TONIGHT...Northwest wind 20 to 25 knots easing to 10 to
15 knots with gusts to around 25 knots after midnight. Slight
chance of snow late in the evening, then chance of flurries after
midnight. Waves 3 to 5 feet.
.FRIDAY...Northwest wind 10 to 15 knots. Gusts up to 20 knots
early in the morning. Chance of flurries in the morning. Waves
2 to 4 feet subsiding to 1 to 3 feet in the late morning and
afternoon.
.FRIDAY NIGHT...West wind 5 knots. Slight chance of snow after
midnight. Waves 1 foot or less.
.SATURDAY...West wind 5 knots becoming northeast in the late
morning and afternoon. Chance of snow in the morning, then snow
likely in the afternoon. Waves 1 foot or less.

$$

Graphical marine forecasts are available online at:
weather.gov/greatlakes

WFO DLH