fzus53 kdlh 140548
nshdlh
expires:202512141100;;550658

nearshore marine forecast
national weather service duluth mn
1148 pm cst sat dec 13 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.


lsz148-141100-
oak point to saxon harbor wi-
1148 pm cst sat dec 13 2025

...small craft advisory in effect until 4 am cst sunday...

.rest of tonight...northwest wind 15 to 20 knots. gusts up to
25 knots late in the evening. chance of snow late in the evening,
then slight chance of snow after midnight. waves 2 to 4 feet. 
.sunday...west wind 10 to 15 knots becoming southwest late in the
morning, then rising to 10 to 15 knots with gusts to around
20 knots in the afternoon. partly sunny. waves 1 to 2 feet. 
.sunday night...southwest wind 20 to 25 knots. gusts up to
25 knots increasing to 30 knots in the late evening and
overnight. cloudy. waves 1 to 2 feet building to 2 to 4 feet in
the late evening and overnight. a small craft advisory may be
needed. 
.monday...west wind 10 to 15 knots with gusts to around 20 knots
easing to 5 knots late in the afternoon. partly sunny. waves 1 to
3 feet. 

$$

fzus53 kdlh 140548
nshdlh
expires:202512141100;;550654

nearshore marine forecast
national weather service duluth mn
1148 pm cst sat dec 13 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.


lsz146-141100-
port wing to sand island wi-
1148 pm cst sat dec 13 2025

...small craft advisory in effect until 4 am cst sunday...

.rest of tonight...northwest wind 15 to 20 knots. mostly cloudy.
waves 2 to 4 feet. 
.sunday...west wind 10 to 15 knots easing to 10 knots late in the
morning, then becoming southwest with gusts to around 20 knots in
the afternoon. mostly cloudy. waves 1 to 3 feet building to 2 to
4 feet late in the afternoon. 
.sunday night...southwest wind 20 to 25 knots. gusts up to
25 knots increasing to 35 knots in the late evening and early
morning, then decreasing to 30 knots early in the morning. slight
chance of snow after midnight. waves 2 to 4 feet building to 4 to
7 feet in the late evening and overnight. waves occasionally to
9 feet. a gale warning may be needed. 
.monday...west wind 10 to 15 knots with gusts to around 20 knots
easing to 5 knots in the afternoon. partly sunny. waves 2 to
4 feet subsiding to 1 to 2 feet in the late morning and
afternoon. a small craft advisory may be needed. 

$$

fzus53 kdlh 140548
nshdlh
expires:202512141100;;550655

nearshore marine forecast
national weather service duluth mn
1148 pm cst sat dec 13 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.


lsz147-141100-
sand island to bayfield wi-
1148 pm cst sat dec 13 2025

...heavy freezing spray warning in effect until 4 am cst sunday...
...small craft advisory in effect until 4 am cst sunday...

.rest of tonight...northwest wind 15 to 20 knots. slight chance
of snow through the night. waves 2 to 4 feet. 
.sunday...northwest wind 10 to 15 knots becoming west late in the
morning, then becoming southwest with gusts to around 20 knots in
the afternoon. mostly cloudy. waves 1 to 3 feet. 
.sunday night...southwest wind 15 to 20 knots. gusts up to
25 knots increasing to 30 knots in the late evening and early
morning, then decreasing to 25 knots early in the morning. slight
chance of snow after midnight. waves 1 to 3 feet building to 3 to
5 feet in the late evening and overnight. a small craft advisory
may be needed. 
.monday...west wind 10 to 15 knots with gusts to around 20 knots
becoming northwest 5 knots late in the afternoon. partly sunny.
waves 2 to 4 feet subsiding to 1 to 2 feet in the late morning
and afternoon. 

$$

fzus53 kdlh 140548
nshdlh
expires:202512141100;;550657

nearshore marine forecast
national weather service duluth mn
1148 pm cst sat dec 13 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.


lsz121-141100-
chequamegon bay-bayfield to oak point wi-
1148 pm cst sat dec 13 2025

...small craft advisory in effect until 4 am cst sunday...

.rest of tonight...northwest wind 10 to 15 knots. gusts up to
20 knots late in the evening. slight chance of snow through the
night. waves 1 foot or less. 
.sunday...west wind 5 to 10 knots becoming southwest 10 to
15 knots with gusts to around 20 knots late in the afternoon.
partly sunny. waves 1 foot or less. 
.sunday night...southwest wind 15 to 20 knots. gusts up to
25 knots increasing to 30 knots in the late evening and early
morning, then decreasing to 25 knots early in the morning. mostly
cloudy. waves 1 to 2 feet. 
.monday...west wind 10 to 15 knots with gusts to around 20 knots
easing to 5 to 10 knots in the afternoon. partly sunny. waves
1 foot or less. 

$$

fzus53 kdlh 140548
nshdlh
expires:202512141100;;550648

nearshore marine forecast
national weather service duluth mn
1148 pm cst sat dec 13 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.


lsz140-141100-
grand portage to grand marais mn-
1148 pm cst sat dec 13 2025

...gale warning in effect until 2 am cst sunday...

.rest of tonight...northwest wind 20 to 25 knots. gales up to
40 knots decreasing to 30 knots toward daybreak. partly cloudy.
waves 2 to 4 feet subsiding to 1 to 3 feet toward daybreak. 
.sunday...northwest wind 10 to 15 knots with gusts to around
25 knots becoming west with gusts to around 25 knots in the
afternoon. mostly sunny in the morning then becoming mostly
cloudy. waves 1 to 3 feet. 
.sunday night...southwest wind up to 30 knots. gusts up to
35 knots increasing to 45 knots in the late evening and early
morning, then decreasing to 35 knots early in the morning.
freezing spray through the night. slight chance of snow in the
evening. chance of snow after midnight. waves 4 to 6 feet
building to 7 to 10 feet in the late evening and overnight. waves
occasionally to 13 feet. a gale warning may be needed. 
.monday...northwest wind 10 to 15 knots. gusts up to 25 knots.
mostly sunny. waves 4 to 6 feet subsiding to 1 to 3 feet. waves
occasionally to 8 feet. a small craft advisory may be needed. 

$$

fzus53 kdlh 140548
nshdlh
expires:202512141100;;550649

nearshore marine forecast
national weather service duluth mn
1148 pm cst sat dec 13 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.


lsz141-141100-
grand marais to taconite harbor mn-
1148 pm cst sat dec 13 2025

...gale warning in effect until 2 am cst sunday...

.rest of tonight...northwest wind 20 to 25 knots easing to 10 to
15 knots toward daybreak. gales up to 40 knots decreasing to
25 knots toward daybreak. partly cloudy. waves 2 to 4 feet
subsiding to 1 to 2 feet toward daybreak. 
.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 in the morning then becoming mostly
cloudy. waves 1 to 3 feet. 
.sunday night...southwest wind 20 to 25 knots. gusts up to
30 knots increasing to 35 knots in the late evening and early
morning, then decreasing to 30 knots early in the morning.
freezing spray through the night. chance of snow after midnight.
waves 4 to 6 feet. waves occasionally to 8 feet. a gale warning
may be needed. 
.monday...northwest wind 5 to 10 knots. gusts up to 20 knots
early in the morning. mostly sunny. waves 2 to 4 feet subsiding
to 1 to 3 feet in the late morning and afternoon. a small craft
advisory may be needed. 

$$

fzus53 kdlh 140548
nshdlh
expires:202512141100;;550650

nearshore marine forecast
national weather service duluth mn
1148 pm cst sat dec 13 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.


lsz142-141100-
taconite harbor to silver bay harbor mn-
1148 pm cst sat dec 13 2025

...small craft advisory in effect until 4 am cst sunday...

.rest of tonight...northwest wind 15 to 20 knots. gusts up to
35 knots decreasing to 25 knots toward daybreak. mostly clear.
waves 1 to 3 feet subsiding to 1 to 2 feet toward daybreak. 
.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 to 3 feet. 
.sunday night...southwest wind 15 to 20 knots. gusts up to
25 knots increasing to 30 knots in the late evening and early
morning, then decreasing to 25 knots early in the morning. slight
chance of snow after midnight. waves 3 to 5 feet. waves
occasionally to 7 feet. a small craft advisory may be needed. 
.monday...northwest wind 5 to 10 knots with gusts to around
20 knots easing to 5 knots late in the afternoon. mostly sunny.
waves 1 to 3 feet subsiding to 1 to 2 feet in the late morning
and afternoon. 

$$

fzus53 kdlh 140548
nshdlh
expires:202512141100;;550651

nearshore marine forecast
national weather service duluth mn
1148 pm cst sat dec 13 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.


lsz143-141100-
silver bay harbor to two harbors mn-
1148 pm cst sat dec 13 2025

...small craft advisory in effect until 4 am cst sunday...

.rest of tonight...northwest wind 10 to 15 knots with gusts to
around 25 knots. mostly clear. waves 1 to 2 feet. 
.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 in the morning then
becoming mostly cloudy. waves 1 to 2 feet building to 1 to 3 feet
late in the afternoon. 
.sunday night...southwest wind 20 to 25 knots. gusts up to
30 knots increasing to 35 knots in the late evening and early
morning, then decreasing to 25 knots early in the morning. heavy
freezing spray after midnight. waves 2 to 4 feet building to 4 to
6 feet in the late evening and overnight. waves occasionally to
8 feet. a gale warning may be needed. 
.monday...west wind 5 to 10 knots with gusts to around 20 knots
becoming northwest late in the afternoon. mostly sunny. waves
1 to 3 feet subsiding to 1 to 2 feet in the late morning and
afternoon. 

$$

fzus53 kdlh 140548
nshdlh
expires:202512141100;;550652

nearshore marine forecast
national weather service duluth mn
1148 pm cst sat dec 13 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.


lsz144-141100-
two harbors to duluth mn-
1148 pm cst sat dec 13 2025

...small craft advisory in effect until 4 am cst sunday...

.rest of tonight...northwest wind 10 to 15 knots. gusts up to
25 knots decreasing to 20 knots after midnight. partly cloudy.
waves 1 to 2 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 in the morning then becoming mostly cloudy. waves 1 to
3 feet. 
.sunday night...southwest wind 20 to 25 knots. gusts up to
30 knots increasing to 35 knots in the late evening and early
morning, then decreasing to 25 knots early in the morning. mostly
cloudy. waves 2 to 4 feet building to 4 to 7 feet in the late
evening and overnight. waves occasionally to 9 feet. a gale
warning may be needed. 
.monday...west wind 10 to 15 knots becoming northwest 5 knots in
the afternoon. mostly sunny. waves 1 to 3 feet. 

$$

fzus53 kdlh 140548
nshdlh
expires:202512141100;;550653

nearshore marine forecast
national weather service duluth mn
1148 pm cst sat dec 13 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.


lsz145-141100-
duluth mn to port wing wi-
1148 pm cst sat dec 13 2025

...small craft advisory in effect until 4 am cst sunday...

.rest of tonight...northwest wind 10 to 15 knots. gusts up to
20 knots late in the evening. mostly cloudy late in the evening
then becoming partly cloudy. waves 1 to 3 feet subsiding to 1 to
2 feet toward daybreak. 
.sunday...west wind 10 to 15 knots becoming southwest 15 to
20 knots in the afternoon. partly sunny. waves 1 to 3 feet. 
.sunday night...southwest wind up to 30 knots. gusts up to
35 knots after midnight. mostly cloudy. waves 2 to 4 feet
building to 4 to 6 feet in the late evening and overnight. waves
occasionally to 8 feet. a gale warning may be needed. 
.monday...west wind 10 to 15 knots with gusts to around 20 knots
easing to 5 knots in the afternoon. partly sunny. waves 1 to
3 feet subsiding to 1 to 2 feet in the late morning and
afternoon. 

$$

fzus53 kmqt 140400
nshmqt
expires:202512140900;;545562

nearshore marine forecast
national weather service marquette mi
1100 pm est sat dec 13 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.


lsz242-243-140900-
ontonagon to upper entrance of portage canal mi-
upper entrance of portage canal to eagle river mi-
1100 pm est sat dec 13 2025

...heavy freezing spray warning in effect until 7 am est sunday...
...small craft advisory in effect until 10 am est sunday...

.rest of tonight...northwest wind 20 to 25 knots with gusts up to
32 knots. cloudy. numerous snow showers by midnight, then
scattered snow showers late. freezing spray through the night.
waves 5 to 8 feet occasionally to 10 feet subsiding to 4 to
7 feet occasionally to 9 feet. 
.sunday...northwest wind 15 to 20 knots backing southwest late.
freezing spray through mid morning. cloudy with isolated snow
showers. waves subsiding to 2 to 3 feet, then building to 2 to
4 feet. 
.sunday night...southwest wind up to 30 knots. cloudy with a
chance of snow showers. freezing spray after midnight. waves
building to 7 to 10 feet occasionally to 13 feet. 
.monday...west wind up to 30 knots becoming northwest 10 to
20 knots in the afternoon. cloudy. a chance of snow showers in
the morning. freezing spray in the morning. waves subsiding to
2 to 3 feet. 

note: wave height forecasts are for ice free areas.

$$

fzus53 kmqt 140400
nshmqt
expires:202512140900;;545561

nearshore marine forecast
national weather service marquette mi
1100 pm est sat dec 13 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.


lsz240-241-140900-
saxon harbor wi to black river mi-
black river to ontonagon mi-
1100 pm est sat dec 13 2025 /1000 pm cst sat dec 13 2025/

...heavy freezing spray warning in effect until 7 am est /6 am
cst/ sunday...
...small craft advisory in effect until 10 am est /9 am cst/
sunday...

.rest of tonight...northwest wind 15 to 25 knots. cloudy.
numerous snow showers by midnight, then scattered snow showers
late. freezing spray through the night. waves 4 to 7 feet
occasionally to 9 feet subsiding to 3 to 6 feet occasionally to
8 feet. 
.sunday...west wind 15 to 20 knots backing southwest 10 to
20 knots late. mostly cloudy. scattered snow showers through mid
morning, then isolated snow showers by late morning. waves
subsiding to 2 to 3 feet. 
.sunday night...southwest wind 15 to 25 knots with gusts up to
33 knots. cloudy. a chance of snow showers after midnight. waves
building to 3 to 6 feet occasionally to 8 feet. 
.monday...west wind 15 to 25 knots becoming northwest 5 to
15 knots in the afternoon. mostly cloudy. a slight chance of snow
showers in the morning. waves subsiding to 1 to 2 feet. 

note: wave height forecasts are for ice free areas.

$$