fzus53 kdlh 130138
nshdlh
expires:202512131100;;480706

nearshore marine forecast
national weather service duluth mn
738 pm cst fri dec 12 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.


lsz148-131100-
oak point to saxon harbor wi-
738 pm cst fri dec 12 2025

...small craft advisory in effect through late saturday night...

.rest of tonight...west wind 20 to 25 knots. gusts up to 30 knots
early in the evening. chance of snow. waves 4 to 6 feet. waves
occasionally to 8 feet. 
.saturday...northwest wind 15 to 20 knots with gusts to around
25 knots. chance of snow. waves 2 to 4 feet. 
.saturday night...northwest wind 15 to 20 knots. gusts up to
25 knots. chance of snow. waves 2 to 4 feet subsiding to 1 to
3 feet early in the morning. 
.sunday...west wind 5 to 10 knots becoming southwest in the
afternoon. partly sunny. waves 1 to 2 feet. 

$$

fzus53 kdlh 130138
nshdlh
expires:202512131100;;480702

nearshore marine forecast
national weather service duluth mn
738 pm cst fri dec 12 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.


lsz146-131100-
port wing to sand island wi-
738 pm cst fri dec 12 2025

...heavy freezing spray warning in effect until 4 am cst
saturday...
...small craft advisory in effect through late saturday night...

.rest of tonight...northwest wind 20 to 25 knots. gusts up to
30 knots in the evening. slight chance of snow until early
morning, then chance of snow toward daybreak. waves 4 to 6 feet
subsiding to 2 to 4 feet toward daybreak. waves occasionally to
8 feet. 
.saturday...northwest wind 15 to 20 knots with gusts to around
25 knots. chance of snow. waves 2 to 4 feet. 
.saturday night...northwest wind 15 to 20 knots. gusts up to
25 knots. chance of snow. waves 2 to 4 feet subsiding to 1 to
2 feet early in the morning. 
.sunday...west wind 5 to 10 knots becoming southwest 10 to
15 knots with gusts to around 20 knots in the afternoon. partly
sunny. waves 1 to 2 feet. 

$$

fzus53 kdlh 130138
nshdlh
expires:202512131100;;480703

nearshore marine forecast
national weather service duluth mn
738 pm cst fri dec 12 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.


lsz147-131100-
sand island to bayfield wi-
738 pm cst fri dec 12 2025

...heavy freezing spray warning in effect until 4 am cst
saturday...
...small craft advisory in effect through late saturday night...

.rest of tonight...northwest wind 20 to 25 knots. gusts up to
30 knots early in the evening. heavy freezing spray in the
evening. chance of snow through the night. waves 4 to 6 feet
subsiding to 2 to 4 feet toward daybreak. waves occasionally to
8 feet. 
.saturday...northwest wind 20 to 25 knots. chance of snow. waves
2 to 4 feet. 
.saturday night...northwest wind 15 to 20 knots. gusts up to
25 knots. chance of snow. waves 2 to 4 feet subsiding to 1 to
3 feet early in the morning. 
.sunday...west wind 5 to 10 knots becoming southwest with gusts
to around 20 knots in the afternoon. partly sunny. waves 1 to
2 feet. 

$$

fzus53 kdlh 130138
nshdlh
expires:202512131100;;480705

nearshore marine forecast
national weather service duluth mn
738 pm cst fri dec 12 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.


lsz121-131100-
chequamegon bay-bayfield to oak point wi-
738 pm cst fri dec 12 2025

...small craft advisory in effect through late saturday night...

.rest of tonight...west wind 15 to 20 knots. gusts up to 30 knots
decreasing to 25 knots in the late evening and overnight. chance
of snow. waves 1 to 2 feet. 
.saturday...west wind 5 to 15 knots becoming northwest 15 to
20 knots in the late morning and afternoon. gusts up to 25 knots.
chance of snow. waves 1 foot or less. 
.saturday night...northwest wind 15 to 20 knots with gusts to
around 25 knots becoming west 5 to 10 knots early in the morning.
chance of snow. waves 1 foot or less. 
.sunday...west wind 5 to 10 knots becoming southwest in the
afternoon. mostly sunny. waves 1 foot or less. 

$$

fzus53 kdlh 130138
nshdlh
expires:202512131100;;480696

nearshore marine forecast
national weather service duluth mn
738 pm cst fri dec 12 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.


lsz140-131100-
grand portage to grand marais mn-
738 pm cst fri dec 12 2025

...gale warning in effect through saturday morning...

.rest of tonight...northwest wind 15 to 20 knots with gusts to
around 30 knots. chance of flurries toward daybreak. waves 1 to
3 feet. 
.saturday...northwest wind 15 to 20 knots. gusts up to 30 knots
decreasing to 25 knots in the late morning and early afternoon,
then increasing to 30 knots late in the afternoon. chance of
flurries in the morning. waves 1 to 3 feet. 
.saturday night...northwest wind 20 to 25 knots. gusts up to
35 knots decreasing to 30 knots early in the morning. partly
cloudy. waves 1 to 3 feet. a gale warning may be needed. 
.sunday...northwest wind 10 to 15 knots with gusts to around
25 knots becoming west with gusts to around 20 knots in the
afternoon. mostly sunny. waves 1 to 2 feet. 

$$

fzus53 kdlh 130138
nshdlh
expires:202512131100;;480697

nearshore marine forecast
national weather service duluth mn
738 pm cst fri dec 12 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.


lsz141-131100-
grand marais to taconite harbor mn-
738 pm cst fri dec 12 2025

...gale warning in effect through saturday morning...

.rest of tonight...northwest wind 15 to 20 knots. gales up to
40 knots decreasing to 30 knots. chance of flurries toward
daybreak. waves 1 to 3 feet. 
.saturday...northwest wind 15 to 20 knots. gusts up to 30 knots
decreasing to 25 knots early in the afternoon, then increasing to
30 knots late in the afternoon. partly sunny. waves 1 to 2 feet. 
.saturday night...northwest wind 15 to 20 knots. gusts up to
30 knots increasing to 35 knots late in the evening, then
decreasing to 30 knots after midnight decreasing to 25 knots
early in the morning. partly cloudy. waves 1 to 2 feet. a gale
warning may be needed. 
.sunday...northwest wind 5 to 10 knots with gusts to around
20 knots becoming southwest 10 to 15 knots with gusts to around
20 knots in the afternoon. mostly sunny. waves 1 foot or less. 

$$

fzus53 kdlh 130138
nshdlh
expires:202512131100;;480698

nearshore marine forecast
national weather service duluth mn
738 pm cst fri dec 12 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.


lsz142-131100-
taconite harbor to silver bay harbor mn-
738 pm cst fri dec 12 2025

...gale warning in effect through saturday morning...

.rest of tonight...northwest wind 15 to 20 knots. gusts up to
35 knots decreasing to 25 knots. chance of flurries toward
daybreak. waves 1 to 3 feet. 
.saturday...northwest wind 15 to 20 knots. gusts up to 25 knots
increasing to 30 knots late in the morning, then decreasing to
25 knots in the afternoon. chance of flurries. waves 1 to 2 feet.
.saturday night...northwest wind 10 to 15 knots. gusts up to
30 knots decreasing to 25 knots early in the morning. partly
cloudy. waves 1 to 2 feet. 
.sunday...northwest wind 5 to 10 knots with gusts to around
20 knots becoming southwest with gusts to around 20 knots in the
afternoon. sunny in the morning then becoming partly sunny. waves
1 foot or less. 

$$

fzus53 kdlh 130138
nshdlh
expires:202512131100;;480699

nearshore marine forecast
national weather service duluth mn
738 pm cst fri dec 12 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.


lsz143-131100-
silver bay harbor to two harbors mn-
738 pm cst fri dec 12 2025

...gale warning in effect through saturday morning...

.rest of tonight...west wind 15 to 20 knots. gusts up to 30 knots
decreasing to 25 knots after midnight. chance of flurries after
midnight. waves 1 to 3 feet. 
.saturday...northwest wind 15 to 20 knots with gusts to around
25 knots. chance of flurries. waves 1 to 2 feet. 
.saturday night...northwest wind 10 to 15 knots. gusts up to
25 knots decreasing to 20 knots early in the morning. partly
cloudy. waves 1 to 2 feet. 
.sunday...northwest wind 5 to 10 knots becoming southwest 10 to
15 knots with gusts to around 20 knots in the afternoon. mostly
sunny. waves 1 to 2 feet. 

$$

fzus53 kdlh 130138
nshdlh
expires:202512131100;;480700

nearshore marine forecast
national weather service duluth mn
738 pm cst fri dec 12 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.


lsz144-131100-
two harbors to duluth mn-
738 pm cst fri dec 12 2025

...small craft advisory in effect through late saturday night...

.rest of tonight...west wind 15 to 20 knots. gusts up to 30 knots
decreasing to 25 knots after midnight. chance of flurries in the
late evening and overnight. waves 1 to 3 feet. 
.saturday...northwest wind 15 to 20 knots. gusts up to 25 knots
early in the morning then 25 knots in the afternoon. chance of
flurries. waves 1 to 3 feet. 
.saturday night...northwest wind 15 to 20 knots. gusts up to
25 knots. partly cloudy. waves 1 to 3 feet. 
.sunday...west wind 5 to 10 knots becoming southwest 10 to
15 knots with gusts to around 20 knots in the afternoon. mostly
sunny. waves 1 to 2 feet. 

$$

fzus53 kdlh 130138
nshdlh
expires:202512131100;;480701

nearshore marine forecast
national weather service duluth mn
738 pm cst fri dec 12 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.


lsz145-131100-
duluth mn to port wing wi-
738 pm cst fri dec 12 2025

...small craft advisory in effect through late saturday night...

.rest of tonight...west wind 20 to 25 knots. gusts up to 30 knots
early in the evening. chance of flurries. waves 3 to 5 feet.
waves occasionally to 7 feet. 
.saturday...northwest wind 15 to 20 knots with gusts to around
25 knots. chance of flurries. waves 2 to 4 feet. 
.saturday night...northwest wind 15 to 20 knots. gusts up to
25 knots. chance of flurries. waves 2 to 4 feet subsiding to 1 to
3 feet after midnight. 
.sunday...west wind 5 to 10 knots becoming southwest 10 to
15 knots with gusts to around 20 knots in the afternoon. mostly
sunny. waves 1 to 2 feet. 

$$

fzus53 kmqt 122201
nshmqt
expires:202512130900;;472382

nearshore marine forecast
national weather service marquette mi
501 pm est fri dec 12 2025

for waters within five nautical miles of shore

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.


lsz242-243-130900-
ontonagon to upper entrance of portage canal mi-
upper entrance of portage canal to eagle river mi-
501 pm est fri dec 12 2025

...small craft advisory in effect until 7 pm est this evening...
...gale warning in effect until 1 am est saturday...
...heavy freezing spray warning in effect through sunday
morning...

.late this afternoon...west wind 20 to 25 knots with gale force
gusts up to 35 knots. snow showers. freezing spray and patchy
dense fog. waves 5 to 8 feet occasionally to 10 feet building to
6 to 9 feet occasionally to 11 feet. 
.tonight...northwest wind up to 30 knots with gale force gusts up
to 37 knots. snow showers likely. patchy dense fog through late
evening. heavy freezing spray through the night. waves building
to 7 to 10 feet occasionally to 13 feet, then subsiding to 6 to
9 feet occasionally to 11 feet. 
.saturday...northwest wind 20 to 25 knots with gusts up to
32 knots. snow showers likely. patchy dense fog through mid
morning. heavy freezing spray through the day. waves subsiding to
4 to 7 feet occasionally to 9 feet. 
.saturday night...northwest wind 20 to 25 knots with gusts up to
33 knots. cloudy. snow showers likely in the evening, then a
chance of snow showers after midnight. patchy dense fog in the
evening. freezing spray through the night. waves building to 5 to
8 feet occasionally to 10 feet, then subsiding to 3 to 6 feet
occasionally to 8 feet. 
.sunday...northwest wind 10 to 20 knots backing west 10 to
15 knots in the afternoon. cloudy. a chance of snow showers in
the morning, then a slight chance of snow showers in the
afternoon. waves subsiding to 2 to 3 feet. 

note: wave height forecasts are for ice free areas.

$$

fzus53 kmqt 122201
nshmqt
expires:202512130900;;472381

nearshore marine forecast
national weather service marquette mi
501 pm est fri dec 12 2025

for waters within five nautical miles of shore

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.


lsz240-241-130900-
saxon harbor wi to black river mi-
black river to ontonagon mi-
501 pm est fri dec 12 2025 /401 pm cst fri dec 12 2025/

...small craft advisory in effect through sunday morning...
...heavy freezing spray warning in effect through sunday
morning...

.late this afternoon...west wind up to 30 knots. snow showers
likely. freezing spray. waves 5 to 8 feet occasionally to 10 feet
building to 6 to 9 feet occasionally to 11 feet. 
.tonight...northwest wind up to 30 knots. cloudy. a chance of
snow showers through late evening, then snow showers likely by
midnight. freezing spray through the night. waves building to
7 to 10 feet occasionally to 13 feet, then subsiding to 6 to
9 feet occasionally to 11 feet. 
.saturday...northwest wind 20 to 25 knots with gusts up to
32 knots. snow showers likely. patchy fog through mid morning.
heavy freezing spray through the day. waves subsiding to 4 to
7 feet occasionally to 9 feet. 
.saturday night...northwest wind 20 to 25 knots diminishing to
10 to 20 knots after midnight. cloudy. snow showers likely in the
evening, then a chance of snow showers after midnight. freezing
spray through the night. waves subsiding to 3 to 5 feet
occasionally to 7 feet. 
.sunday...west wind 10 to 15 knots backing southwest in the
afternoon. mostly cloudy. a chance of snow showers in the
morning, then a slight chance of snow showers in the afternoon.
waves subsiding to 1 to 2 feet. 

note: wave height forecasts are for ice free areas.

$$