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(1/12)
Latest Nearshore Marine Forecast by KDLH
Issued 12/12/2025 9:45 AM US/Central.
Valid through 12/12/2025 5:00 PM US/Central.
fzus53 kdlh 121545
nshdlh
expires:202512122300;;455731
nearshore marine forecast
national weather service duluth mn
945 am 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.
lsz121-122300-
chequamegon bay-bayfield to oak point wi-
945 am cst fri dec 12 2025
...small craft advisory in effect through late saturday night...
.rest of today...west wind 15 to 20 knots with gusts to around
25 knots becoming west 15 to 20 knots with gusts to around
30 knots late. snow likely in the late morning and early
afternoon, then chance of snow late. waves 1 to 2 feet.
.tonight...west wind 15 to 20 knots. gusts up to 30 knots
decreasing to 25 knots in the late evening and overnight. slight
chance of snow after midnight. 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. gusts up to
25 knots. chance of snow in the evening, then slight chance of
snow after midnight. waves 1 foot or less.
$$
(2/12)
Latest Nearshore Marine Forecast by KDLH
Issued 12/12/2025 9:45 AM US/Central.
Valid through 12/12/2025 5:00 PM US/Central.
fzus53 kdlh 121545
nshdlh
expires:202512122300;;455722
nearshore marine forecast
national weather service duluth mn
945 am cst fri dec 12 2025
for waters within five nautical miles of shore on lake superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lsz140-122300-
grand portage to grand marais mn-
945 am cst fri dec 12 2025
...small craft advisory in effect until 6 pm cst this evening...
...gale warning in effect from 6 pm cst this evening through
saturday morning...
.rest of today...west wind 20 to 25 knots with gusts to around
30 knots. snow likely late in the morning, then chance of snow in
the afternoon. waves 1 to 2 feet building to 1 to 3 feet late.
.tonight...northwest wind 20 to 25 knots with gusts to around
30 knots. mostly cloudy. waves 1 to 3 feet. a small craft
advisory may be needed.
.saturday...northwest wind 15 to 20 knots. gusts up to 30 knots
decreasing to 25 knots in the late morning and early afternoon,
then increasing to 30 knots late in the afternoon. partly sunny.
waves 1 to 3 feet.
.saturday night...northwest wind 15 to 20 knots. gusts up to
35 knots decreasing to 30 knots early in the morning. partly
cloudy. waves 1 to 3 feet. a gale warning may be needed.
$$
(3/12)
Latest Nearshore Marine Forecast by KDLH
Issued 12/12/2025 9:45 AM US/Central.
Valid through 12/12/2025 5:00 PM US/Central.
fzus53 kdlh 121545
nshdlh
expires:202512122300;;455723
nearshore marine forecast
national weather service duluth mn
945 am 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.
lsz141-122300-
grand marais to taconite harbor mn-
945 am cst fri dec 12 2025
...small craft advisory in effect until 6 pm cst this evening...
...gale warning in effect from 6 pm cst this evening through
saturday morning...
.rest of today...west wind 20 to 25 knots with gusts to around
30 knots. snow likely late in the morning, then chance of snow in
the afternoon. waves 1 to 2 feet building to 1 to 3 feet late.
.tonight...northwest wind 20 to 25 knots. gales up to 40 knots
decreasing to 30 knots. mostly cloudy. 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
35 knots decreasing to 25 knots. partly cloudy. waves 1 to
2 feet. a gale warning may be needed.
$$
(4/12)
Latest Nearshore Marine Forecast by KDLH
Issued 12/12/2025 9:45 AM US/Central.
Valid through 12/12/2025 5:00 PM US/Central.
fzus53 kdlh 121545
nshdlh
expires:202512122300;;455724
nearshore marine forecast
national weather service duluth mn
945 am cst fri dec 12 2025
for waters within five nautical miles of shore on lake superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lsz142-122300-
taconite harbor to silver bay harbor mn-
945 am cst fri dec 12 2025
...small craft advisory in effect until 6 pm cst this evening...
...gale warning in effect from 6 pm cst this evening through
saturday morning...
.rest of today...west wind 15 to 20 knots. gusts up to 20 knots
increasing to 30 knots. snow likely late in the morning, then
chance of snow in the afternoon. waves 1 to 2 feet.
.tonight...northwest wind 15 to 20 knots. gusts up to 35 knots
decreasing to 25 knots. mostly cloudy. waves 1 to 3 feet.
.saturday...northwest wind 15 to 20 knots. gusts up to 25 knots
increasing to 30 knots late in the morning, then decreasing to
25 knots in the afternoon. mostly sunny. waves 1 to 2 feet.
.saturday night...northwest wind 15 to 20 knots. gusts up to
30 knots decreasing to 25 knots in the late evening and
overnight. partly cloudy. waves 1 to 2 feet.
$$
(5/12)
Latest Nearshore Marine Forecast by KDLH
Issued 12/12/2025 9:45 AM US/Central.
Valid through 12/12/2025 5:00 PM US/Central.
fzus53 kdlh 121545
nshdlh
expires:202512122300;;455725
nearshore marine forecast
national weather service duluth mn
945 am 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.
lsz143-122300-
silver bay harbor to two harbors mn-
945 am cst fri dec 12 2025
...small craft advisory in effect until 6 pm cst this evening...
...gale warning in effect from 6 pm cst this evening through
saturday morning...
.rest of today...west wind 15 to 20 knots. gusts up to 20 knots
increasing to 30 knots. snow likely late in the morning, then
chance of snow early in the afternoon. slight chance of snow
late. waves 1 to 3 feet.
.tonight...northwest wind 20 to 25 knots. gusts up to 30 knots
decreasing to 25 knots after midnight. mostly cloudy. waves 1 to
3 feet. a small craft advisory may be needed.
.saturday...northwest wind 15 to 20 knots with gusts to around
25 knots. mostly sunny. waves 1 to 2 feet.
.saturday night...northwest wind 10 to 15 knots. gusts up to
25 knots decreasing to 20 knots after midnight. partly cloudy.
waves 1 to 2 feet.
$$
(6/12)
Latest Nearshore Marine Forecast by KDLH
Issued 12/12/2025 9:45 AM US/Central.
Valid through 12/12/2025 5:00 PM US/Central.
fzus53 kdlh 121545
nshdlh
expires:202512122300;;455726
nearshore marine forecast
national weather service duluth mn
945 am cst fri dec 12 2025
for waters within five nautical miles of shore on lake superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lsz144-122300-
two harbors to duluth mn-
945 am cst fri dec 12 2025
...small craft advisory in effect through late saturday night...
.rest of today...west wind 20 to 25 knots with gusts to around
30 knots. chance of snow late in the morning, then slight chance
of snow in the afternoon. waves 1 to 3 feet.
.tonight...west wind 20 to 25 knots. gusts up to 30 knots
decreasing to 25 knots after midnight. mostly cloudy. waves 1 to
3 feet.
.saturday...northwest wind 15 to 20 knots. gusts up to 25 knots
early in the morning then 25 knots in the afternoon. mostly
sunny. waves 1 to 3 feet.
.saturday night...northwest wind 15 to 20 knots. gusts up to
25 knots decreasing to 20 knots in the late evening and
overnight. partly cloudy. waves 1 to 3 feet.
$$
(7/12)
Latest Nearshore Marine Forecast by KDLH
Issued 12/12/2025 9:45 AM US/Central.
Valid through 12/12/2025 5:00 PM US/Central.
fzus53 kdlh 121545
nshdlh
expires:202512122300;;455727
nearshore marine forecast
national weather service duluth mn
945 am 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.
lsz145-122300-
duluth mn to port wing wi-
945 am cst fri dec 12 2025
...small craft advisory in effect through late saturday night...
.rest of today...west wind 20 to 25 knots. gusts up to 30 knots.
chance of snow late in the morning, then slight chance of snow in
the afternoon. waves 1 to 3 feet building to 3 to 5 feet in the
afternoon.
.tonight...northwest wind 20 to 25 knots. gusts up to 30 knots
early in the evening. mostly cloudy. waves 3 to 5 feet.
.saturday...northwest wind 15 to 20 knots with gusts to around
25 knots. slight chance of snow in the morning. waves 2 to
4 feet.
.saturday night...northwest wind 15 to 20 knots. gusts up to
25 knots. mostly cloudy in the evening then becoming partly
cloudy. waves 2 to 4 feet subsiding to 1 to 3 feet after
midnight.
$$
(8/12)
Latest Nearshore Marine Forecast by KDLH
Issued 12/12/2025 9:45 AM US/Central.
Valid through 12/12/2025 5:00 PM US/Central.
fzus53 kdlh 121545
nshdlh
expires:202512122300;;455728
nearshore marine forecast
national weather service duluth mn
945 am cst fri dec 12 2025
for waters within five nautical miles of shore on lake superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lsz146-122300-
port wing to sand island wi-
945 am cst fri dec 12 2025
...small craft advisory in effect through late saturday night...
...heavy freezing spray warning in effect from 6 pm cst this
evening through late tonight...
.rest of today...west wind 20 to 25 knots. gusts up to 30 knots
late. snow likely late in the morning, then chance of snow in the
afternoon. waves 3 to 5 feet.
.tonight...northwest wind 20 to 25 knots. gusts up to 30 knots in
the evening. heavy freezing spray in the evening. slight chance
of snow after midnight. waves 3 to 5 feet.
.saturday...northwest wind 20 to 25 knots. chance of snow in the
morning, then slight chance of snow in the afternoon. waves 2 to
4 feet.
.saturday night...northwest wind 20 to 25 knots easing to 10 to
15 knots with gusts to around 20 knots after midnight. slight
chance of snow. waves 2 to 4 feet subsiding to 1 to 2 feet early
in the morning.
$$
(9/12)
Latest Nearshore Marine Forecast by KDLH
Issued 12/12/2025 9:45 AM US/Central.
Valid through 12/12/2025 5:00 PM US/Central.
fzus53 kdlh 121545
nshdlh
expires:202512122300;;455729
nearshore marine forecast
national weather service duluth mn
945 am 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.
lsz147-122300-
sand island to bayfield wi-
945 am cst fri dec 12 2025
...small craft advisory in effect through late saturday night...
...heavy freezing spray warning in effect from 6 pm cst this
evening through late tonight...
.rest of today...west wind 20 to 25 knots. gusts up to 30 knots
late. snow likely in the late morning and early afternoon, then
chance of snow late. waves 3 to 5 feet.
.tonight...northwest wind 20 to 25 knots. gusts up to 30 knots
early in the evening. heavy freezing spray in the evening. slight
chance of snow after midnight. waves 3 to 5 feet. waves
occasionally to 7 feet.
.saturday...northwest wind 20 to 25 knots. chance of snow. waves
2 to 4 feet.
.saturday night...northwest wind 20 to 25 knots easing to 10 to
15 knots early in the morning. chance of snow in the evening,
then slight chance of snow after midnight. waves 2 to 4 feet
subsiding to 1 to 3 feet early in the morning.
$$
(10/12)
Latest Nearshore Marine Forecast by KDLH
Issued 12/12/2025 9:45 AM US/Central.
Valid through 12/12/2025 5:00 PM US/Central.
fzus53 kdlh 121545
nshdlh
expires:202512122300;;455732
nearshore marine forecast
national weather service duluth mn
945 am cst fri dec 12 2025
for waters within five nautical miles of shore on lake superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lsz148-122300-
oak point to saxon harbor wi-
945 am cst fri dec 12 2025
...small craft advisory in effect through late saturday night...
.rest of today...west wind 15 to 20 knots with gusts to around
25 knots rising to 20 to 25 knots with gusts to around 30 knots
late. snow late in the morning, then snow likely early in the
afternoon. chance of snow late. waves 1 to 2 feet building to
2 to 4 feet in the afternoon.
.tonight...west wind 20 to 25 knots. gusts up to 30 knots early
in the evening. slight chance of snow in the evening, then chance
of snow after midnight. waves 3 to 5 feet.
.saturday...northwest wind 20 to 25 knots. chance of snow. waves
2 to 4 feet.
.saturday night...northwest wind 20 to 25 knots easing to 10 to
15 knots early in the morning. chance of snow. waves 2 to 4 feet
subsiding to 1 to 3 feet early in the morning.
$$
(11/12)
Latest Nearshore Marine Forecast by KMQT
Issued 12/12/2025 11:01 AM America/New_York.
Valid through 12/12/2025 4:00 PM America/New_York.
fzus53 kmqt 121601
nshmqt
expires:202512122100;;456138
nearshore marine forecast
national weather service marquette mi
1100 am 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.
lsz240-241-122100-
saxon harbor wi to black river mi-
black river to ontonagon mi-
1100 am est fri dec 12 2025 /1000 am cst fri dec 12 2025/
...small craft advisory in effect through sunday morning...
...heavy freezing spray warning in effect from 7 pm est /6 pm
cst/ this evening through sunday morning...
.rest of today...west wind 15 to 25 knots becoming 20 to 25 knots
late. gale force gusts up to 34 knots. snow showers. freezing
spray late. waves 2 to 4 feet building to 5 to 8 feet
occasionally to 10 feet.
.tonight...northwest wind up to 30 knots. a chance of snow
showers through late evening, then numerous snow showers by
midnight. heavy freezing spray through the night. waves building
to 6 to 9 feet occasionally to 11 feet, then subsiding to 5 to
8 feet occasionally to 10 feet.
.saturday...northwest wind 20 to 25 knots with gusts up to
32 knots. snow showers. heavy freezing spray. waves subsiding to
4 to 7 feet occasionally to 9 feet.
.saturday night...northwest wind 15 to 25 knots. cloudy. numerous
snow showers in the evening, then scattered snow showers after
midnight. freezing spray through the night. waves subsiding to
3 to 5 feet occasionally to 7 feet.
note: wave height forecasts are for ice free areas.
$$
(12/12)
Latest Nearshore Marine Forecast by KMQT
Issued 12/12/2025 11:01 AM America/New_York.
Valid through 12/12/2025 4:00 PM America/New_York.
fzus53 kmqt 121601
nshmqt
expires:202512122100;;456139
nearshore marine forecast
national weather service marquette mi
1100 am est fri dec 12 2025
for waters within five nautical miles of shore
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
lsz242-243-122100-
ontonagon to upper entrance of portage canal mi-
upper entrance of portage canal to eagle river mi-
1100 am est fri dec 12 2025
...small craft advisory in effect until 7 pm est this evening...
...gale warning in effect from 7 pm est this evening through late
tonight...
...heavy freezing spray warning in effect from 7 pm est this
evening through sunday morning...
.rest of today...southwest wind 15 to 25 knots veering west up to
30 knots late. snow showers. freezing spray late. waves 2 to
4 feet building to 5 to 8 feet occasionally to 10 feet.
.tonight...northwest wind up to 30 knots with gale force gusts up
to 37 knots. numerous snow showers. heavy freezing spray. waves
building to 7 to 10 feet occasionally to 13 feet, then subsiding
to 6 to 9 feet occasionally to 11 feet.
.saturday...northwest wind 20 to 25 knots with gusts up to
32 knots. snow showers. heavy freezing spray. waves subsiding to
3 to 6 feet occasionally to 8 feet, then building to 4 to 7 feet
occasionally to 9 feet.
.saturday night...northwest wind 15 to 25 knots. cloudy. numerous
snow showers in the evening, then scattered snow showers after
midnight. freezing spray through the night. waves subsiding to
3 to 6 feet occasionally to 8 feet.
note: wave height forecasts are for ice free areas.
$$
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