Nearshore Marine Forecast
Issued by NWS Duluth, MN

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
079
FZUS53 KDLH 291053
NSHDLH

Nearshore Marine Forecast
National Weather Service Duluth MN
453 AM CST Sat Nov 29 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.

LSZ140-291700-
Grand Portage to Grand Marais MN-
453 AM CST Sat Nov 29 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH
SUNDAY AFTERNOON...

.TODAY...North wind 10 to 15 knots. Gusts up to 20 knots late in
the afternoon. Chance of flurries in the late morning and
afternoon. Waves 1 to 2 feet.
.TONIGHT...North wind 15 to 20 knots. Gusts up to 20 knots
increasing to 25 knots in the late evening and overnight. Chance
of flurries in the evening. Waves 1 to 3 feet.
.SUNDAY...Northwest wind 15 to 20 knots with gusts to around
25 knots. Mostly sunny. Waves 1 to 3 feet subsiding to 1 to
2 feet in the afternoon.
.SUNDAY NIGHT...West wind 10 to 15 knots with gusts to around
20 knots. Partly cloudy. Waves 1 to 2 feet.

$$

LSZ141-291700-
Grand Marais to Taconite Harbor MN-
453 AM CST Sat Nov 29 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH
SUNDAY AFTERNOON...

.TODAY...Northeast wind 10 to 15 knots. Chance of flurries in the
late morning and afternoon. Waves 1 to 2 feet.
.TONIGHT...North wind 15 to 20 knots. Gusts up to 20 knots
increasing to 25 knots after midnight. Chance of flurries in the
evening. 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. Mostly
sunny. Waves 1 to 2 feet.
.SUNDAY NIGHT...West wind 10 to 15 knots. Gusts up to 20 knots
early in the evening then 20 knots early in the morning. Mostly
clear. Waves 1 foot or less.

$$

LSZ142-291700-
Taconite Harbor to Silver Bay Harbor MN-
453 AM CST Sat Nov 29 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH
SUNDAY AFTERNOON...

.TODAY...Northeast wind 5 to 10 knots. Chance of flurries early
in the morning, then slight chance of snow late in the morning.
Chance of snow in the afternoon. Waves 1 to 2 feet.
.TONIGHT...North wind 10 to 15 knots. Gusts up to 20 knots
increasing to 25 knots after midnight. Chance of flurries in the
evening. 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. Mostly
sunny. Waves 1 to 2 feet.
.SUNDAY NIGHT...West wind 5 to 10 knots. Mostly clear. Waves
1 foot or less.

$$

LSZ143-291700-
Silver Bay Harbor to Two Harbors MN-
453 AM CST Sat Nov 29 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH
SUNDAY MORNING...

.TODAY...Northeast wind 10 to 15 knots with gusts to around
20 knots. Slight chance of snow early in the morning, then chance
of snow in the late morning and afternoon. Waves 1 to 3 feet.
.TONIGHT...North wind 15 to 20 knots. Gusts up to 25 knots in the
late evening and overnight. Chance of snow in the evening, then
chance of flurries after midnight. Waves 1 to 3 feet.
.SUNDAY...Northwest wind 10 to 15 knots with gusts to around
20 knots. Mostly sunny. Waves 1 to 2 feet.
.SUNDAY NIGHT...West wind 10 to 15 knots. Gusts up to 20 knots
early in the morning. Mostly clear. Waves 1 foot or less.

$$

LSZ144-291700-
Two Harbors to Duluth MN-
453 AM CST Sat Nov 29 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH
SUNDAY MORNING...

.TODAY...Northeast wind 10 to 15 knots with gusts to around
20 knots. Chance of snow until late afternoon, then snow likely
late in the afternoon. Waves 1 to 3 feet.
.TONIGHT...North wind 15 to 20 knots with gusts to around
25 knots. Chance of snow in the evening, then chance of flurries
after midnight. Waves 2 to 4 feet.
.SUNDAY...Northwest wind 15 to 20 knots. Mostly sunny. Waves 1 to
2 feet.
.SUNDAY NIGHT...West wind 5 to 10 knots becoming southwest 10 to
15 knots early in the morning. Partly cloudy. Waves 1 to 2 feet.

$$

LSZ145-291700-
Duluth MN to Port Wing WI-
453 AM CST Sat Nov 29 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH
SUNDAY MORNING...

.TODAY...Northeast wind 10 to 15 knots with gusts to around
20 knots. Chance of snow in the morning, then snow likely in the
afternoon. Waves 1 to 3 feet.
.TONIGHT...North wind 15 to 20 knots with gusts to around
30 knots becoming north 15 to 20 knots with gusts to around
25 knots early in the morning. Snow likely in the evening, then
chance of snow after midnight. Waves 3 to 5 feet. Waves
occasionally to 7 feet.
.SUNDAY...Northwest wind 15 to 20 knots. Slight chance of snow.
Waves 2 to 4 feet subsiding to 1 to 2 feet in the afternoon.
.SUNDAY NIGHT...West wind 10 to 15 knots becoming southwest with
gusts to around 20 knots early in the morning. Partly cloudy.
Waves 1 to 2 feet.

$$

LSZ146-291700-
Port Wing to Sand Island WI-
453 AM CST Sat Nov 29 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH
SUNDAY AFTERNOON...

.TODAY...East wind 5 to 10 knots becoming northeast 10 to
15 knots with gusts to around 20 knots late in the afternoon.
Chance of snow until late afternoon, then snow likely late in the
afternoon. Waves 1 to 2 feet building to 1 to 3 feet late in the
afternoon.
.TONIGHT...North wind 15 to 20 knots with gusts to around
30 knots becoming north 15 to 20 knots with gusts to around
25 knots early in the morning. Snow likely in the evening, then
chance of snow after midnight. Waves 4 to 6 feet. Waves
occasionally to 7 feet.
.SUNDAY...Northwest wind 15 to 20 knots with gusts to around
25 knots easing to 10 to 15 knots with gusts to around 25 knots
in the late morning and afternoon. Slight chance of snow. Waves
2 to 4 feet subsiding to 1 to 2 feet in the afternoon.
.SUNDAY NIGHT...West wind 10 to 15 knots with gusts to around
20 knots easing to 10 knots after midnight, then becoming
southwest with gusts to around 20 knots early in the morning.
Mostly cloudy. Waves 1 to 2 feet.

$$

LSZ147-291700-
Sand Island to Bayfield WI-
453 AM CST Sat Nov 29 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH
SUNDAY AFTERNOON...

.TODAY...Southwest wind 5 knots becoming east in the afternoon.
Chance of snow until late afternoon, then snow likely late in the
afternoon. Waves 1 to 2 feet building to 1 to 3 feet late in the
afternoon.
.TONIGHT...Northeast wind 15 to 20 knots with gusts to around
25 knots becoming north with gusts to around 25 knots early in
the morning. Snow likely in the evening, then chance of snow
after midnight. Waves 4 to 6 feet. Waves occasionally to 7 feet.
.SUNDAY...Northwest wind 15 to 20 knots. Gusts up to 25 knots
decreasing to 20 knots in the afternoon. Chance of snow in the
morning, then slight chance of snow in the afternoon. Waves 3 to
5 feet subsiding to 1 to 3 feet in the afternoon.
.SUNDAY NIGHT...West wind 5 to 10 knots with gusts to around
20 knots becoming southwest 10 to 15 knots with gusts to around
20 knots early in the morning. Slight chance of snow in the
evening. Waves 1 to 2 feet.

$$

LSZ150-291700-
Outer Apostle Islands Beyond 5 NM from Mainland-
453 AM CST Sat Nov 29 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH
SUNDAY AFTERNOON...

.TODAY...Northwest wind 5 knots becoming east in the late morning
and early afternoon, then becoming northeast 10 to 15 knots with
gusts to around 20 knots late in the afternoon. Chance of snow
until late afternoon, then snow likely late in the afternoon.
Waves 1 to 2 feet building to 1 to 3 feet late in the afternoon.
.TONIGHT...Northeast wind 20 to 25 knots with gusts to around
30 knots becoming north with gusts to around 30 knots early in
the morning. Snow likely in the evening, then chance of snow
after midnight. Waves 5 to 8 feet. Waves occasionally to 10 feet.
.SUNDAY...Northwest wind 15 to 20 knots. Gusts up to 30 knots
decreasing to 25 knots in the afternoon. Chance of snow in the
morning, then slight chance of snow in the afternoon. Waves 4 to
6 feet subsiding to 2 to 4 feet late in the afternoon. Waves
occasionally to 8 feet.
.SUNDAY NIGHT...West wind 10 to 15 knots becoming southwest early
in the morning. Gusts up to 20 knots. Slight chance of snow in
the evening. Waves 1 to 3 feet.

$$

LSZ121-291700-
Chequamegon Bay-Bayfield to Oak Point WI-
453 AM CST Sat Nov 29 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH
SUNDAY AFTERNOON...

.TODAY...Southwest wind 5 knots becoming northeast late in the
afternoon. Chance of flurries early in the morning, then slight
chance of snow late in the morning. Chance of snow in the
afternoon. Waves 1 foot or less.
.TONIGHT...Northeast wind 15 to 20 knots with gusts to around
25 knots becoming north with gusts to around 25 knots after
midnight. Snow in the evening, then snow likely after midnight.
Waves 1 to 2 feet.
.SUNDAY...Northwest wind 15 to 20 knots. Gusts up to 25 knots
decreasing to 20 knots in the late morning and afternoon. Chance
of snow. Waves 1 to 2 feet.
.SUNDAY NIGHT...West wind 5 to 10 knots with gusts to around
20 knots becoming southwest 10 to 15 knots early in the morning.
Slight chance of snow in the evening. Waves 1 foot or less.

$$

LSZ148-291700-
Oak Point to Saxon Harbor WI-
453 AM CST Sat Nov 29 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH
SUNDAY AFTERNOON...

.TODAY...South wind 5 knots becoming southeast early in the
afternoon, then becoming east 10 to 15 knots with gusts to around
20 knots late in the afternoon. Chance of flurries early in the
morning, then slight chance of snow late in the morning. Chance
of snow in the afternoon. Waves 1 to 2 feet.
.TONIGHT...Northeast wind 15 to 20 knots with gusts to around
25 knots becoming north 20 to 25 knots with gusts to around
30 knots after midnight. Snow likely. Waves 1 to 2 feet building
to 5 to 8 feet. Waves occasionally to 10 feet.
.SUNDAY...Northwest wind 20 to 25 knots with gusts to around
30 knots easing to 15 to 20 knots with gusts to around 25 knots
late in the afternoon. Chance of snow. Waves 4 to 7 feet
subsiding to 2 to 4 feet in the afternoon. Waves occasionally to
9 feet.
.SUNDAY NIGHT...West wind 10 to 15 knots with gusts to around
20 knots becoming southwest with gusts to around 20 knots early
in the morning. Slight chance of snow in the evening. Waves 1 to
2 feet.

$$

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

WFO DLH