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FZUS53 KDLH 150728
NSHDLH

Nearshore Marine Forecast
National Weather Service Duluth MN
128 AM CST Sat Nov 15 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.

LSZ140-151700-
Grand Portage to Grand Marais MN-
128 AM CST Sat Nov 15 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM CST THIS MORNING
THROUGH SUNDAY MORNING...

.TODAY...Northwest wind 15 to 20 knots. Gusts up to 25 knots
increasing to 30 knots late in the afternoon. Chance of sprinkles
in the morning. Waves 1 to 3 feet.
.TONIGHT...Northwest wind 15 to 20 knots. Gusts up to 30 knots
decreasing to 25 knots after midnight. Partly cloudy. Waves 1 to
3 feet.
.SUNDAY...Northwest wind 15 to 20 knots with gusts to around
25 knots. Sunny. Waves 1 to 2 feet.
.SUNDAY NIGHT...Northwest wind 10 to 15 knots with gusts to
around 20 knots. Mostly clear. Waves 1 to 2 feet.

$$

LSZ141-151700-
Grand Marais to Taconite Harbor MN-
128 AM CST Sat Nov 15 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM CST THIS MORNING
THROUGH SUNDAY MORNING...

.TODAY...Northwest wind 15 to 20 knots with gusts to around
30 knots. Chance of sprinkles early in the morning. Waves 1 to
2 feet.
.TONIGHT...Northwest wind 15 to 20 knots. Gusts up to 30 knots
decreasing to 25 knots after midnight. Mostly clear. Waves 1 to
2 feet.
.SUNDAY...Northwest wind 10 to 15 knots. Gusts up to 25 knots
decreasing to 20 knots in the afternoon. Sunny. Waves 1 to
2 feet.
.SUNDAY NIGHT...Northwest wind 5 to 10 knots. Gusts up to
20 knots in the evening. Mostly clear. Waves 1 foot or less.

$$

LSZ142-151700-
Taconite Harbor to Silver Bay Harbor MN-
128 AM CST Sat Nov 15 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH
LATE TONIGHT...

.TODAY...Northwest wind 10 to 15 knots. Gusts up to 25 knots
increasing to 30 knots late in the afternoon. Chance of sprinkles
early in the morning. Waves 1 to 2 feet.
.TONIGHT...Northwest wind 10 to 15 knots. Gusts up to 30 knots
decreasing to 25 knots after midnight. Mostly clear. Waves 1 to
2 feet.
.SUNDAY...Northwest wind 10 to 15 knots with gusts to around
25 knots easing to 5 to 10 knots with gusts to around 20 knots in
the afternoon. Sunny. Waves 1 foot or less.
.SUNDAY NIGHT...Northwest wind 5 to 10 knots. Gusts up to
20 knots in the evening. Mostly clear. Waves 1 foot or less.

$$

LSZ143-151700-
Silver Bay Harbor to Two Harbors MN-
128 AM CST Sat Nov 15 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH
LATE TONIGHT...

.TODAY...Northwest wind 10 to 15 knots. Gusts up to 20 knots
increasing to 25 knots in the late morning and afternoon. Chance
of sprinkles early in the morning. Waves 1 to 2 feet.
.TONIGHT...Northwest wind 10 to 15 knots with gusts to around
25 knots. Mostly clear. Waves 1 to 2 feet.
.SUNDAY...Northwest wind 10 to 15 knots with gusts to around
25 knots easing to 5 to 10 knots with gusts to around 20 knots in
the afternoon. Sunny. Waves 1 foot or less.
.SUNDAY NIGHT...Northwest wind 5 to 10 knots. Gusts up to
20 knots early in the evening. Mostly clear. Waves 1 foot or
less.

$$

LSZ144-151700-
Two Harbors to Duluth MN-
128 AM CST Sat Nov 15 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH
LATE TONIGHT...

.TODAY...Northwest wind 15 to 20 knots. Gusts up to 20 knots
increasing to 25 knots in the late morning and afternoon. Chance
of sprinkles early in the morning. Waves 1 to 2 feet.
.TONIGHT...Northwest wind 15 to 20 knots with gusts to around
25 knots. Clear. Waves 1 to 2 feet.
.SUNDAY...Northwest wind 10 to 15 knots with gusts to around
20 knots. Sunny. Waves 1 to 2 feet.
.SUNDAY NIGHT...Northwest wind 5 to 10 knots. Mostly clear. Waves
1 foot or less.

$$

LSZ145-151700-
Duluth MN to Port Wing WI-
128 AM CST Sat Nov 15 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH
LATE TONIGHT...

.TODAY...Northwest wind 15 to 20 knots. Gusts up to 20 knots
increasing to 25 knots in the afternoon. Chance of sprinkles
early in the morning. Waves 1 to 2 feet building to 2 to 4 feet
in the afternoon.
.TONIGHT...Northwest wind 15 to 20 knots with gusts to around
25 knots. Mostly clear. Waves 2 to 4 feet.
.SUNDAY...Northwest wind 10 to 15 knots with gusts to around
20 knots. Sunny. Waves 1 to 3 feet.
.SUNDAY NIGHT...Northwest wind 5 to 10 knots. Gusts up to
20 knots early in the evening. Mostly clear. Waves 1 to 2 feet.

$$

LSZ146-151700-
Port Wing to Sand Island WI-
128 AM CST Sat Nov 15 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH
LATE TONIGHT...

.TODAY...West wind 15 to 20 knots. Gusts up to 20 knots
increasing to 30 knots. Chance of sprinkles in the morning. Waves
1 to 2 feet building to 2 to 4 feet in the afternoon.
.TONIGHT...Northwest wind 15 to 20 knots. Gusts up to 30 knots
decreasing to 25 knots in the late evening and overnight. Mostly
clear. Waves 3 to 5 feet.
.SUNDAY...Northwest wind 10 to 15 knots. Gusts up to 25 knots
decreasing to 20 knots in the afternoon. Sunny. Waves 1 to
3 feet.
.SUNDAY NIGHT...Northwest wind 10 to 15 knots. Gusts up to
20 knots in the evening. Mostly clear. Waves 1 to 2 feet.

$$

LSZ147-151700-
Sand Island to Bayfield WI-
128 AM CST Sat Nov 15 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH
LATE TONIGHT...

.TODAY...Northwest wind 15 to 20 knots. Gusts up to 20 knots
increasing to 30 knots. Chance of sprinkles in the morning. Waves
1 to 2 feet building to 2 to 4 feet in the afternoon.
.TONIGHT...Northwest wind 15 to 20 knots. Gusts up to 30 knots
decreasing to 25 knots after midnight. Mostly clear. Waves 3 to
5 feet. Waves occasionally to 7 feet.
.SUNDAY...Northwest wind 10 to 15 knots. Gusts up to 25 knots
decreasing to 20 knots in the afternoon. Sunny. Waves 2 to 4 feet
subsiding to 1 to 2 feet in the afternoon.
.SUNDAY NIGHT...Northwest wind 10 to 15 knots. Gusts up to
20 knots in the evening. Mostly clear. Waves 1 to 2 feet.

$$

LSZ150-151700-
Outer Apostle Islands Beyond 5 NM from Mainland-
128 AM CST Sat Nov 15 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM NOON CST TODAY THROUGH
SUNDAY MORNING...

.TODAY...Northwest wind 20 to 25 knots. Gusts up to 30 knots.
Chance of sprinkles in the morning. Waves 1 to 3 feet building to
3 to 5 feet in the late morning and afternoon.
.TONIGHT...Northwest wind 20 to 25 knots. Gusts up to 30 knots
decreasing to 25 knots early in the morning. Mostly clear. Waves
4 to 7 feet. Waves occasionally to 9 feet.
.SUNDAY...Northwest wind 15 to 20 knots. Gusts up to 25 knots
decreasing to 20 knots in the afternoon. Sunny. Waves 3 to 5 feet
subsiding to 1 to 3 feet late in the afternoon. Waves
occasionally to 7 feet.
.SUNDAY NIGHT...Northwest wind 10 to 15 knots. Gusts up to
20 knots until early morning. Mostly clear. Waves 1 to 3 feet.

$$

LSZ121-151700-
Chequamegon Bay-Bayfield to Oak Point WI-
128 AM CST Sat Nov 15 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH
LATE TONIGHT...

.TODAY...Northwest wind 15 to 20 knots with gusts to around
25 knots. Chance of sprinkles in the morning. Waves 1 to 2 feet.
.TONIGHT...Northwest wind 15 to 20 knots. Gusts up to 25 knots
decreasing to 20 knots early in the morning. Mostly clear. Waves
1 foot or less.
.SUNDAY...Northwest wind 10 to 15 knots with gusts to around
20 knots. Sunny. Waves 1 foot or less.
.SUNDAY NIGHT...Northwest wind 5 to 10 knots. Gusts up to
20 knots early in the evening. Mostly clear. Waves 1 foot or
less.

$$

LSZ148-151700-
Oak Point to Saxon Harbor WI-
128 AM CST Sat Nov 15 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS AFTERNOON THROUGH
LATE TONIGHT...

.TODAY...Northwest wind 15 to 20 knots. Gusts up to 20 knots
increasing to 30 knots. Chance of sprinkles in the morning. Waves
1 to 3 feet.
.TONIGHT...Northwest wind 15 to 20 knots. Gusts up to 30 knots
decreasing to 25 knots in the late evening and overnight. Mostly
clear. Waves 2 to 4 feet.
.SUNDAY...Northwest wind 10 to 15 knots. Gusts up to 25 knots
decreasing to 20 knots in the late morning and afternoon. Sunny.
Waves 1 to 3 feet.
.SUNDAY NIGHT...Northwest wind 10 to 15 knots. Gusts up to
20 knots early in the evening. Mostly clear. Waves 1 to 2 feet.

$$

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

WFO DLH