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FZUS53 KDLH 152214
NSHDLH

Nearshore Marine Forecast
National Weather Service Duluth MN
414 PM 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.

LSZ140-160500-
Grand Portage to Grand Marais MN-
414 PM CST Sat Nov 15 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CST THIS EVENING...
...GALE WARNING IN EFFECT UNTIL 2 AM CST SUNDAY...

.TONIGHT...Northwest wind 20 to 25 knots. Gusts up to 35 knots
increasing to 40 knots late in the evening, then decreasing to
35 knots after midnight decreasing to 30 knots late in the night.
Mostly clear. Waves 2 to 4 feet subsiding to 1 to 2 feet late in
the night.
.SUNDAY...Northwest wind 15 to 20 knots. Gusts up to 30 knots
decreasing to 25 knots in the afternoon. Sunny. Waves 1 to
2 feet.
.SUNDAY NIGHT...Northwest wind 10 to 15 knots. Gusts up to
25 knots decreasing to 20 knots in the late evening and
overnight. Mostly clear. Waves 1 to 2 feet.
.MONDAY...Northwest wind 10 to 15 knots. Gusts up to 20 knots
early in the morning. Sunny. Waves 1 foot or less.

$$

LSZ141-160500-
Grand Marais to Taconite Harbor MN-
414 PM CST Sat Nov 15 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CST THIS EVENING...
...GALE WARNING IN EFFECT UNTIL 2 AM CST SUNDAY...

.TONIGHT...Northwest wind 20 to 25 knots. Gusts up to 35 knots
increasing to 40 knots late in the evening, then decreasing to
35 knots after midnight decreasing to 30 knots late in the night.
Mostly clear. Waves 2 to 4 feet subsiding to 1 to 2 feet late in
the night.
.SUNDAY...Northwest wind 10 to 15 knots. Gusts up to 30 knots
decreasing to 20 knots in the afternoon. Sunny. Waves 1 to
2 feet.
.SUNDAY NIGHT...Northwest wind 10 to 15 knots. Gusts up to
20 knots in the evening. Mostly clear. Waves 1 foot or less.
.MONDAY...Northwest wind 5 knots. Sunny. Waves 1 foot or less.

$$

LSZ142-160500-
Taconite Harbor to Silver Bay Harbor MN-
414 PM CST Sat Nov 15 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY MORNING...

.TONIGHT...Northwest wind 15 to 20 knots. Gusts up to 30 knots
increasing to 35 knots in the late evening and early morning,
then decreasing to 30 knots late in the night. Mostly clear.
Waves 1 to 3 feet.
.SUNDAY...Northwest wind 10 to 15 knots. Gusts up to 30 knots
decreasing to 20 knots. 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.
.MONDAY...Northwest wind 5 knots in the morning becoming variable
10 knots or less. Sunny. Waves 1 foot or less.

$$

LSZ143-160500-
Silver Bay Harbor to Two Harbors MN-
414 PM CST Sat Nov 15 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY MORNING...

.TONIGHT...Northwest wind 15 to 20 knots with gusts to around
30 knots. Clear. Waves 1 to 2 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 2 feet.
.SUNDAY NIGHT...Northwest wind 10 to 15 knots. Gusts up to
20 knots in the evening. Mostly clear. Waves 1 foot or less.
.MONDAY...North wind 5 knots becoming west early in the
afternoon, then becoming southeast late in the afternoon. Sunny.
Waves 1 foot or less.

$$

LSZ144-160500-
Two Harbors to Duluth MN-
414 PM CST Sat Nov 15 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY MORNING...

.TONIGHT...Northwest wind 15 to 20 knots. Gusts up to 30 knots
decreasing to 25 knots late in the night. 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 10 to 15 knots with gusts to
around 20 knots easing to 5 knots after midnight. Mostly clear.
Waves 1 foot or less.
.MONDAY...North wind 5 knots becoming east late in the afternoon.
Sunny. Waves 1 foot or less.

$$

LSZ145-160500-
Duluth MN to Port Wing WI-
414 PM CST Sat Nov 15 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY MORNING...

.TONIGHT...Northwest wind 15 to 20 knots. Gusts up to 30 knots
decreasing to 25 knots after midnight. 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 10 to 15 knots. Gusts up to
20 knots in the evening. Mostly clear. Waves 1 to 2 feet.
.MONDAY...North wind 5 knots becoming east late in the afternoon.
Sunny. Waves 1 foot or less.

$$

LSZ146-160500-
Port Wing to Sand Island WI-
414 PM CST Sat Nov 15 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY MORNING...

.TONIGHT...Northwest wind 20 to 25 knots. Gusts up to 30 knots
decreasing to 25 knots after midnight. Clear. Waves 3 to 5 feet.
.SUNDAY...Northwest wind 15 to 20 knots with gusts to around
25 knots easing to 5 to 15 knots with gusts to around 25 knots
late in the afternoon. Sunny. Waves 2 to 4 feet subsiding to 1 to
3 feet in the afternoon.
.SUNDAY NIGHT...Northwest wind 10 to 15 knots. Gusts up to
25 knots. Mostly clear. Waves 1 to 3 feet.
.MONDAY...North wind 5 knots in the morning becoming variable
10 knots or less, then becoming east 5 knots late in the
afternoon. Sunny. Waves 1 foot or less.

$$

LSZ147-160500-
Sand Island to Bayfield WI-
414 PM CST Sat Nov 15 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY MORNING...

.TONIGHT...Northwest wind 20 to 25 knots. Gusts up to 30 knots
decreasing to 25 knots late in the night. Mostly clear. Waves
3 to 5 feet. Waves occasionally to 7 feet.
.SUNDAY...Northwest wind 15 to 20 knots with gusts to around
25 knots. Sunny. Waves 2 to 4 feet subsiding to 1 to 3 feet in
the afternoon.
.SUNDAY NIGHT...Northwest wind 15 to 20 knots with gusts to
around 25 knots easing to 5 to 10 knots after midnight. Mostly
clear. Waves 1 to 3 feet.
.MONDAY...North wind 5 knots. Sunny. Waves 1 foot or less.

$$

LSZ150-160500-
Outer Apostle Islands Beyond 5 NM from Mainland-
414 PM CST Sat Nov 15 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY AFTERNOON...

.TONIGHT...Northwest wind 20 to 25 knots with gusts to around
30 knots. Mostly clear. Waves 4 to 6 feet. Waves occasionally to
8 feet.
.SUNDAY...Northwest wind 15 to 20 knots. Gusts up to 30 knots
decreasing to 25 knots in the afternoon. Sunny. Waves 3 to
5 feet. Waves occasionally to 7 feet.
.SUNDAY NIGHT...Northwest wind 15 to 20 knots. Gusts up to
25 knots. Mostly clear. Waves 2 to 4 feet subsiding to 1 to
3 feet after midnight.
.MONDAY...Northwest wind 5 to 10 knots. Sunny. Waves 1 to 2 feet.

$$

LSZ121-160500-
Chequamegon Bay-Bayfield to Oak Point WI-
414 PM CST Sat Nov 15 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY MORNING...

.TONIGHT...Northwest wind 15 to 20 knots. Gusts up to 30 knots
decreasing to 25 knots after midnight. Clear. Waves 1 to 2 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 foot or less.
.SUNDAY NIGHT...Northwest wind 10 to 15 knots. Gusts up to
20 knots in the evening. Mostly clear. Waves 1 foot or less.
.MONDAY...Northwest wind 5 knots becoming northeast late in the
afternoon. Sunny. Waves 1 foot or less.

$$

LSZ148-160500-
Oak Point to Saxon Harbor WI-
414 PM CST Sat Nov 15 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY MORNING...

.TONIGHT...Northwest wind 20 to 25 knots. Gusts up to 30 knots
decreasing to 25 knots after midnight. Mostly clear. Waves 3 to
5 feet.
.SUNDAY...Northwest wind 15 to 20 knots with gusts to around
25 knots easing to 10 to 15 knots with gusts to around 20 knots
in the afternoon. Sunny. Waves 1 to 3 feet.
.SUNDAY NIGHT...Northwest wind 10 to 15 knots with gusts to
around 20 knots easing to 5 to 10 knots after midnight. Mostly
clear. Waves 1 to 3 feet.
.MONDAY...Northwest wind 5 knots becoming northeast late in the
afternoon. Sunny. Waves 1 foot or less.

$$

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

WFO DLH