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FZUS53 KDLH 090355
NSHDLH

Nearshore Marine Forecast
National Weather Service Duluth MN
955 PM CST Mon Dec 8 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.

LSZ140-091100-
Grand Portage to Grand Marais MN-
955 PM CST Mon Dec 8 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM CST TUESDAY...
...GALE WARNING IN EFFECT FROM TUESDAY EVENING THROUGH WEDNESDAY
MORNING...

.REST OF TONIGHT...Southwest wind 15 to 20 knots with gusts to
around 25 knots becoming west 10 to 15 knots toward daybreak.
Snow in the late evening and early morning, then chance of snow
toward daybreak. Waves 4 to 6 feet. Waves occasionally to 7 feet.
.TUESDAY...Northwest wind 10 to 15 knots easing to 5 knots early
in the afternoon, then becoming northeast late in the afternoon.
Slight chance of snow in the afternoon. Waves 1 to 3 feet
subsiding to 1 to 2 feet in the late morning and afternoon.
.TUESDAY NIGHT...Northeast wind 20 to 25 knots with gales to
around 35 knots becoming north with gales to around 35 knots
early in the morning. Chance of snow in the evening, then slight
chance of snow after midnight. Waves 1 to 2 feet building to 4 to
6 feet in the late evening and overnight. Waves occasionally to
7 feet.
.WEDNESDAY...Northwest wind 20 to 25 knots. Gusts up to 35 knots
decreasing to 25 knots in the late morning and afternoon. Mostly
sunny. Waves 3 to 5 feet subsiding to 1 to 3 feet in the
afternoon. Waves occasionally to 7 feet.

$$

LSZ141-091100-
Grand Marais to Taconite Harbor MN-
955 PM CST Mon Dec 8 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM CST TUESDAY...
...GALE WARNING IN EFFECT FROM TUESDAY EVENING THROUGH WEDNESDAY
MORNING...

.REST OF TONIGHT...Southwest wind 15 to 20 knots becoming west
10 to 15 knots toward daybreak. Snow late in the evening, then
chance of snow after midnight. Chance of flurries toward
daybreak. Waves 2 to 4 feet subsiding to 1 to 3 feet toward
daybreak.
.TUESDAY...Northwest wind 5 to 10 knots becoming southeast late
in the afternoon. Slight chance of snow in the afternoon. Waves
1 to 2 feet.
.TUESDAY NIGHT...Northeast wind 10 to 15 knots with gusts to
around 25 knots becoming north 15 to 20 knots with gusts to
around 30 knots after midnight. Chance of snow. Waves 1 to
3 feet.
.WEDNESDAY...Northwest wind 10 to 15 knots with gusts to around
25 knots easing to 10 knots with gusts to around 20 knots late in
the afternoon. Slight chance of snow. Waves 1 to 3 feet.

$$

LSZ142-091100-
Taconite Harbor to Silver Bay Harbor MN-
955 PM CST Mon Dec 8 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM CST TUESDAY...

.REST OF TONIGHT...Southwest wind 10 to 15 knots with gusts to
around 20 knots becoming west 5 to 10 knots toward daybreak. Snow
late in the evening, then chance of snow after midnight. Slight
chance of snow toward daybreak. Waves 1 to 3 feet.
.TUESDAY...West wind 5 to 10 knots becoming southeast late in the
afternoon. Chance of snow in the afternoon. Waves 1 foot or less.
.TUESDAY NIGHT...East wind 10 to 15 knots with gusts to around
25 knots becoming north 15 to 20 knots with gusts to around
25 knots after midnight. Snow likely in the evening, then chance
of snow after midnight. Waves 1 to 3 feet building to 2 to 4 feet
after midnight.
.WEDNESDAY...Northwest wind 10 to 15 knots. Gusts up to 25 knots
decreasing to 20 knots in the afternoon. Slight chance of snow.
Waves 2 to 4 feet subsiding to 1 to 2 feet in the afternoon.

$$

LSZ143-091100-
Silver Bay Harbor to Two Harbors MN-
955 PM CST Mon Dec 8 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM CST TUESDAY...

.REST OF TONIGHT...Southwest wind 10 to 15 knots with gusts to
around 20 knots becoming west 5 to 10 knots toward daybreak. Snow
late in the evening, then chance of snow after midnight. Chance
of flurries toward daybreak. Waves 1 to 3 feet.
.TUESDAY...West wind 5 to 10 knots becoming southeast late in the
afternoon. Chance of snow in the afternoon. Waves 1 foot or less.
.TUESDAY NIGHT...East wind 15 to 20 knots with gusts to around
25 knots becoming northeast with gusts to around 25 knots after
midnight. Snow in the evening, then chance of snow after
midnight. Waves 1 to 2 feet building to 2 to 4 feet in the late
evening and overnight. A small craft advisory may be needed.
.WEDNESDAY...Northwest wind 10 to 15 knots. Gusts up to 25 knots
decreasing to 20 knots in the late morning and afternoon. Chance
of snow. Waves 2 to 4 feet subsiding to 1 to 3 feet in the
afternoon.

$$

LSZ144-091100-
Two Harbors to Duluth MN-
955 PM CST Mon Dec 8 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM CST TUESDAY...

.REST OF TONIGHT...Southwest wind 10 to 15 knots with gusts to
around 20 knots becoming west toward daybreak. Snow late in the
evening, then chance of snow after midnight. Chance of flurries
toward daybreak. Waves 1 to 3 feet.
.TUESDAY...West wind 5 to 10 knots becoming southeast late in the
afternoon. Chance of snow in the afternoon. Waves 1 foot or less.
.TUESDAY NIGHT...East wind 15 to 20 knots with gusts to around
25 knots becoming northeast with gusts to around 25 knots after
midnight. Snow in the evening, then chance of snow after
midnight. Waves 1 to 2 feet building to 3 to 5 feet in the late
evening and overnight. A small craft advisory may be needed.
.WEDNESDAY...North wind 10 to 15 knots with gusts to around
25 knots becoming northwest 5 to 10 knots with gusts to around
20 knots in the afternoon. Chance of snow. Waves 2 to 4 feet
subsiding to 1 to 3 feet in the afternoon.

$$

LSZ145-091100-
Duluth MN to Port Wing WI-
955 PM CST Mon Dec 8 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM CST TUESDAY...

.REST OF TONIGHT...Southwest wind 10 to 15 knots with gusts to
around 20 knots becoming west toward daybreak. Snow late in the
evening, then slight chance of snow after midnight. Chance of
flurries toward daybreak. Waves 1 to 2 feet.
.TUESDAY...West wind 5 to 10 knots becoming southeast late in the
afternoon. Chance of snow in the afternoon. Waves 1 to 2 feet.
.TUESDAY NIGHT...East wind 15 to 20 knots with gusts to around
30 knots becoming north with gusts to around 25 knots early in
the morning. Snow in the evening, then snow likely after
midnight. Waves 1 to 2 feet building to 4 to 6 feet in the late
evening and overnight. Waves occasionally to 7 feet. A small
craft advisory may be needed.
.WEDNESDAY...North wind 15 to 20 knots with gusts to around
25 knots becoming northwest 5 to 10 knots in the afternoon.
Chance of snow. Waves 3 to 5 feet subsiding to 1 to 2 feet late
in the afternoon. A small craft advisory may be needed.

$$

LSZ146-091100-
Port Wing to Sand Island WI-
955 PM CST Mon Dec 8 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM CST TUESDAY...

.REST OF TONIGHT...Southwest wind 10 to 15 knots with gusts to
around 20 knots becoming west toward daybreak. Snow late in the
evening, then snow likely after midnight. Chance of flurries
toward daybreak. Waves 1 to 3 feet.
.TUESDAY...West wind 5 to 10 knots becoming southeast late in the
afternoon. Chance of snow in the afternoon. Waves 1 to 2 feet.
.TUESDAY NIGHT...East wind 15 to 20 knots with gusts to around
25 knots becoming northeast with gusts to around 25 knots after
midnight. Snow in the evening, then snow likely after midnight.
Waves 1 foot or less building to 4 to 6 feet in the late evening
and overnight. Waves occasionally to 7 feet. A small craft
advisory may be needed.
.WEDNESDAY...North wind 15 to 20 knots with gusts to around
25 knots becoming northwest 5 to 10 knots in the afternoon.
Chance of snow. Waves 3 to 5 feet subsiding to 1 to 3 feet late
in the afternoon. Waves occasionally to 7 feet. A small craft
advisory may be needed.

$$

LSZ147-091100-
Sand Island to Bayfield WI-
955 PM CST Mon Dec 8 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM CST TUESDAY...

.REST OF TONIGHT...Southwest wind 10 to 15 knots with gusts to
around 20 knots becoming west toward daybreak. Snow late in the
evening, then chance of snow after midnight. Chance of flurries
toward daybreak. Waves 1 to 2 feet building to 1 to 3 feet after
midnight.
.TUESDAY...West wind 5 to 10 knots becoming southeast late in the
afternoon. Chance of snow in the afternoon. Waves 1 to 2 feet.
.TUESDAY NIGHT...East wind 5 to 10 knots rising to 15 to 20 knots
with gusts to around 25 knots in the late evening and early
morning, then becoming northeast with gusts to around 30 knots
early in the morning. Snow in the evening, then snow likely after
midnight. Waves 1 to 2 feet building to 4 to 6 feet after
midnight. Waves occasionally to 8 feet. A small craft advisory
may be needed.
.WEDNESDAY...North wind 15 to 20 knots with gusts to around
25 knots becoming northwest 10 knots with gusts to around
20 knots late in the afternoon. Chance of snow. Waves 4 to 6 feet
subsiding to 1 to 3 feet late in the afternoon. Waves
occasionally to 7 feet. A small craft advisory may be needed.

$$

LSZ150-091100-
Outer Apostle Islands Beyond 5 NM from Mainland-
955 PM CST Mon Dec 8 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM CST TUESDAY...

.REST OF TONIGHT...Southwest wind 15 to 20 knots. Gusts up to
25 knots in the late evening and early morning. Snow in the late
evening and early morning, then chance of flurries toward
daybreak. Waves 2 to 4 feet.
.TUESDAY...West wind 10 to 15 knots becoming southwest 5 to
10 knots early in the afternoon, then becoming south late in the
afternoon. Chance of snow in the afternoon. Waves 1 to 3 feet.
.TUESDAY NIGHT...East wind 5 to 10 knots rising to 15 to 20 knots
with gusts to around 30 knots in the late evening and early
morning, then becoming northeast with gales to around 35 knots
early in the morning. Snow in the evening, then snow likely after
midnight. Freezing spray after midnight. Waves 1 foot or less
building to 5 to 8 feet. Waves occasionally to 11 feet. A gale
warning may be needed.
.WEDNESDAY...North wind 15 to 20 knots with gusts to around
30 knots becoming northwest 10 to 15 knots with gusts to around
20 knots late in the afternoon. Freezing spray in the morning.
Chance of snow in the morning, then slight chance of snow in the
afternoon. Waves 5 to 8 feet subsiding to 4 to 6 feet in the
afternoon. Waves occasionally to 11 feet. A small craft advisory
may be needed.

$$

LSZ121-091100-
Chequamegon Bay-Bayfield to Oak Point WI-
955 PM CST Mon Dec 8 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM CST TUESDAY...

.REST OF TONIGHT...South wind 10 to 15 knots with gusts to around
20 knots becoming southwest toward daybreak. Snow late in the
evening, then snow likely after midnight. Chance of flurries
toward daybreak. Waves 1 foot or less.
.TUESDAY...Southwest wind 5 to 10 knots becoming southeast late
in the afternoon. Chance of snow in the afternoon. Waves 1 foot
or less.
.TUESDAY NIGHT...East wind 10 to 15 knots with gusts to around
20 knots becoming northeast 15 to 20 knots with gusts to around
30 knots after midnight. Snow in the evening, then snow likely
after midnight. Waves 1 to 2 feet.
.WEDNESDAY...North wind 15 to 20 knots with gusts to around
30 knots becoming northwest 5 to 10 knots late in the afternoon.
Chance of snow. Waves 1 to 2 feet.

$$

LSZ148-091100-
Oak Point to Saxon Harbor WI-
955 PM CST Mon Dec 8 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM CST TUESDAY...

.REST OF TONIGHT...Southwest wind 15 to 20 knots. Gusts up to
25 knots late in the evening. Snow late in the evening, then
chance of snow after midnight. Waves 1 to 2 feet.
.TUESDAY...Southwest wind 5 to 10 knots becoming south late in
the afternoon. Chance of snow in the afternoon. Waves 1 to
2 feet.
.TUESDAY NIGHT...East wind 10 to 15 knots with gusts to around
20 knots becoming northeast 20 to 25 knots with gusts to around
30 knots after midnight. Snow in the evening, then snow likely
after midnight. Waves 1 to 3 feet building to 4 to 7 feet. Waves
occasionally to 9 feet. A small craft advisory may be needed.
.WEDNESDAY...North wind 20 to 25 knots with gusts to around
30 knots becoming northwest 10 to 15 knots with gusts to around
20 knots in the afternoon. Chance of snow. Waves 5 to 8 feet
subsiding to 3 to 5 feet late in the afternoon. Waves
occasionally to 10 feet. A small craft advisory may be needed.

$$

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

WFO DLH