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(1/12)
Latest Nearshore Marine Forecast by KDLH
Issued 9/13/2026 5:00 PM US/Central.
Valid through 9/13/2026 11:00 PM US/Central.
fzus53 kdlh 132200
nshdlh
expires:202609140400;;403927
nearshore marine forecast
national weather service duluth mn
500 pm cdt sun sep 13 2026
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.
lsz148-140400-
oak point to saxon harbor wi-
500 pm cdt sun sep 13 2026
...gale watch in effect from late monday night through tuesday
afternoon...
.tonight...northwest wind 5 to 10 knots becoming south late in
the night. mostly clear. waves 1 foot or less.
.monday...south wind 10 to 15 knots with gusts to around
25 knots. chance of rain showers and slight chance of
thunderstorms in the afternoon. waves 1 foot or less.
.monday night...south wind 10 to 15 knots with gusts to around
25 knots becoming southwest 15 to 20 knots with gusts to around
30 knots after midnight. rain showers and slight chance of
thunderstorms in the evening, then chance of rain showers after
midnight. waves 1 to 3 feet.
.tuesday...west wind 20 to 25 knots with gales to around 35 knots
easing to 15 to 20 knots with gusts to around 30 knots late in
the afternoon. mostly sunny. waves 1 to 2 feet building to 2 to
4 feet in the late morning and afternoon. a gale warning may be
needed.
$$
(2/12)
Latest Nearshore Marine Forecast by KDLH
Issued 9/13/2026 5:00 PM US/Central.
Valid through 9/13/2026 11:00 PM US/Central.
fzus53 kdlh 132200
nshdlh
expires:202609140400;;403923
nearshore marine forecast
national weather service duluth mn
500 pm cdt sun sep 13 2026
for waters within five nautical miles of shore on lake superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lsz146-140400-
port wing to sand island wi-
500 pm cdt sun sep 13 2026
...gale watch in effect from late monday night through tuesday
afternoon...
.tonight...northwest wind 5 to 10 knots becoming northeast after
midnight, then becoming southeast late in the night. mostly
clear. waves 1 foot or less.
.monday...south wind 5 to 10 knots. gusts up to 20 knots late in
the afternoon. chance of rain showers and slight chance of
thunderstorms in the afternoon. waves 1 foot or less.
.monday night...southeast wind 5 to 10 knots with gusts to around
20 knots becoming southwest 15 to 20 knots with gusts to around
30 knots after midnight. rain showers and slight chance of
thunderstorms in the evening, then chance of rain showers after
midnight. waves 1 to 3 feet.
.tuesday...west wind 20 to 25 knots. gales up to 40 knots
decreasing to 30 knots late in the afternoon. mostly sunny. waves
4 to 7 feet subsiding to 3 to 5 feet late in the afternoon. waves
occasionally to 9 feet. a gale warning may be needed.
$$
(3/12)
Latest Nearshore Marine Forecast by KDLH
Issued 9/13/2026 5:00 PM US/Central.
Valid through 9/13/2026 11:00 PM US/Central.
fzus53 kdlh 132200
nshdlh
expires:202609140400;;403924
nearshore marine forecast
national weather service duluth mn
500 pm cdt sun sep 13 2026
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.
lsz147-140400-
sand island to bayfield wi-
500 pm cdt sun sep 13 2026
...gale watch in effect from late monday night through tuesday
afternoon...
.tonight...northwest wind 5 knots becoming north after midnight,
then becoming south late in the night. mostly clear. waves 1 foot
or less.
.monday...south wind 5 to 10 knots. gusts up to 20 knots in the
afternoon. chance of rain showers and slight chance of
thunderstorms in the afternoon. waves 1 foot or less.
.monday night...south wind 10 to 15 knots with gusts to around
25 knots becoming southwest with gusts to around 30 knots after
midnight. rain showers and slight chance of thunderstorms in the
evening, then chance of rain showers after midnight. waves 1 to
3 feet.
.tuesday...west wind 20 to 25 knots. gales up to 40 knots
decreasing to 30 knots late in the afternoon. sunny. waves 4 to
7 feet subsiding to 3 to 5 feet late in the afternoon. waves
occasionally to 9 feet. a gale warning may be needed.
$$
(4/12)
Latest Nearshore Marine Forecast by KDLH
Issued 9/13/2026 5:00 PM US/Central.
Valid through 9/13/2026 11:00 PM US/Central.
fzus53 kdlh 132200
nshdlh
expires:202609140400;;403926
nearshore marine forecast
national weather service duluth mn
500 pm cdt sun sep 13 2026
for waters within five nautical miles of shore on lake superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lsz121-140400-
chequamegon bay-bayfield to oak point wi-
500 pm cdt sun sep 13 2026
.tonight...northwest wind 5 knots becoming southwest late in the
night. mostly clear. waves 1 foot or less.
.monday...south wind 10 to 15 knots with gusts to around
20 knots. rain showers likely and slight chance of thunderstorms
in the afternoon. waves 1 foot or less.
.monday night...south wind 10 to 15 knots becoming southwest
after midnight. gusts up to 25 knots. rain showers and slight
chance of thunderstorms in the evening, then chance of rain
showers after midnight. waves 1 to 2 feet.
.tuesday...west wind 15 to 20 knots. gusts up to 30 knots. sunny.
waves 1 to 2 feet.
$$
(5/12)
Latest Nearshore Marine Forecast by KDLH
Issued 9/13/2026 5:00 PM US/Central.
Valid through 9/13/2026 11:00 PM US/Central.
fzus53 kdlh 132200
nshdlh
expires:202609140400;;403917
nearshore marine forecast
national weather service duluth mn
500 pm cdt sun sep 13 2026
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.
lsz140-140400-
grand portage to grand marais mn-
500 pm cdt sun sep 13 2026
...small craft advisory in effect until 7 pm cdt this evening...
...gale watch in effect from monday evening through tuesday
afternoon...
.tonight...northwest wind 10 to 15 knots. gusts up to 20 knots
early in the evening. mostly clear. waves 1 to 2 feet.
.monday...southwest wind 5 knots becoming south 10 to 15 knots
with gusts to around 20 knots in the late morning and early
afternoon, then becoming southeast with gusts to around 20 knots
late in the afternoon. sunny in the morning then becoming mostly
cloudy. waves 1 to 2 feet.
.monday night...south wind 20 to 25 knots with gales to around
35 knots becoming southwest with gales to around 35 knots early
in the morning. rain showers in the evening, then rain showers
likely 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.
.tuesday...west wind up to 30 knots. gales up to 40 knots
decreasing to 35 knots late in the afternoon. mostly sunny. waves
6 to 9 feet subsiding to 4 to 7 feet late in the afternoon. waves
occasionally to 12 feet. a gale warning may be needed.
$$
(6/12)
Latest Nearshore Marine Forecast by KDLH
Issued 9/13/2026 5:00 PM US/Central.
Valid through 9/13/2026 11:00 PM US/Central.
fzus53 kdlh 132200
nshdlh
expires:202609140400;;403918
nearshore marine forecast
national weather service duluth mn
500 pm cdt sun sep 13 2026
for waters within five nautical miles of shore on lake superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lsz141-140400-
grand marais to taconite harbor mn-
500 pm cdt sun sep 13 2026
...small craft advisory in effect until 7 pm cdt this evening...
...gale watch in effect from late monday night through tuesday
afternoon...
.tonight...northwest wind 5 to 10 knots. gusts up to 20 knots
early in the evening. mostly clear. waves 1 foot or less.
.monday...variable winds 10 knots or less becoming southeast
10 to 15 knots with gusts to around 25 knots in the late morning
and afternoon. chance of rain showers in the afternoon. waves
1 foot or less.
.monday night...south wind 15 to 20 knots with gusts to around
30 knots becoming southwest with gusts to around 30 knots early
in the morning. rain showers in the evening, then chance of rain
showers after midnight. waves 1 to 3 feet building to 2 to 4 feet
in the late evening and overnight. a small craft advisory may be
needed.
.tuesday...west wind 20 to 25 knots. gusts up to 35 knots
decreasing to 30 knots late in the afternoon. mostly sunny. waves
4 to 7 feet. waves occasionally to 9 feet. a gale warning may be
needed.
$$
(7/12)
Latest Nearshore Marine Forecast by KDLH
Issued 9/13/2026 5:00 PM US/Central.
Valid through 9/13/2026 11:00 PM US/Central.
fzus53 kdlh 132200
nshdlh
expires:202609140400;;403919
nearshore marine forecast
national weather service duluth mn
500 pm cdt sun sep 13 2026
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.
lsz142-140400-
taconite harbor to silver bay harbor mn-
500 pm cdt sun sep 13 2026
...small craft advisory in effect until 7 pm cdt this evening...
...gale watch in effect from late monday night through tuesday
afternoon...
.tonight...northwest wind 5 knots becoming northeast late in the
night. mostly clear. waves 1 foot or less.
.monday...variable winds 10 knots or less becoming southeast 5 to
10 knots with gusts to around 25 knots in the late morning and
afternoon. chance of rain showers and slight chance of
thunderstorms in the afternoon. waves 1 foot or less.
.monday night...southeast wind 10 to 15 knots with gusts to
around 25 knots becoming southwest with gusts to around 30 knots
after midnight. rain showers in the evening, then chance of rain
showers after midnight. waves 1 to 3 feet.
.tuesday...west wind 20 to 25 knots. gusts up to 35 knots
decreasing to 30 knots late in the afternoon. mostly sunny. waves
2 to 4 feet. a gale warning may be needed.
$$
(8/12)
Latest Nearshore Marine Forecast by KDLH
Issued 9/13/2026 5:00 PM US/Central.
Valid through 9/13/2026 11:00 PM US/Central.
fzus53 kdlh 132200
nshdlh
expires:202609140400;;403920
nearshore marine forecast
national weather service duluth mn
500 pm cdt sun sep 13 2026
for waters within five nautical miles of shore on lake superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lsz143-140400-
silver bay harbor to two harbors mn-
500 pm cdt sun sep 13 2026
...gale watch in effect from late monday night through tuesday
afternoon...
.tonight...northwest wind 5 knots becoming north after midnight,
then becoming variable 10 knots or less late in the night. mostly
clear. waves 1 foot or less.
.monday...northeast wind 5 knots becoming southeast late in the
morning, then rising to 5 to 10 knots with gusts to around
20 knots in the afternoon. chance of rain showers and slight
chance of thunderstorms in the afternoon. waves 1 foot or less.
.monday night...southeast wind 5 to 10 knots with gusts to around
25 knots becoming southwest 10 to 15 knots with gusts to around
30 knots after midnight. rain showers and slight chance of
thunderstorms in the evening, then chance of rain showers after
midnight. waves 1 to 3 feet.
.tuesday...west wind 20 to 25 knots. gusts up to 35 knots
decreasing to 30 knots late in the afternoon. mostly sunny. waves
3 to 5 feet. a gale warning may be needed.
$$
(9/12)
Latest Nearshore Marine Forecast by KDLH
Issued 9/13/2026 5:00 PM US/Central.
Valid through 9/13/2026 11:00 PM US/Central.
fzus53 kdlh 132200
nshdlh
expires:202609140400;;403921
nearshore marine forecast
national weather service duluth mn
500 pm cdt sun sep 13 2026
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.
lsz144-140400-
two harbors to duluth mn-
500 pm cdt sun sep 13 2026
...gale watch in effect from late monday night through tuesday
afternoon...
.tonight...northwest wind 5 to 10 knots becoming northeast late
in the night. mostly clear. waves 1 foot or less.
.monday...southeast wind 10 to 15 knots with gusts to around
25 knots. rain showers and slight chance of thunderstorms in the
afternoon. waves 1 to 2 feet.
.monday night...southeast wind 10 to 15 knots with gusts to
around 25 knots becoming southwest 15 to 20 knots with gusts to
around 30 knots after midnight. rain showers and slight chance of
thunderstorms in the evening, then chance of rain showers after
midnight. waves 1 to 3 feet.
.tuesday...west wind 20 to 25 knots. gusts up to 35 knots
decreasing to 30 knots late in the afternoon. mostly sunny. waves
3 to 5 feet. a gale warning may be needed.
$$
(10/12)
Latest Nearshore Marine Forecast by KDLH
Issued 9/13/2026 5:00 PM US/Central.
Valid through 9/13/2026 11:00 PM US/Central.
fzus53 kdlh 132200
nshdlh
expires:202609140400;;403922
nearshore marine forecast
national weather service duluth mn
500 pm cdt sun sep 13 2026
for waters within five nautical miles of shore on lake superior.
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
lsz145-140400-
duluth mn to port wing wi-
500 pm cdt sun sep 13 2026
...gale watch in effect from late monday night through tuesday
afternoon...
.tonight...northwest wind 5 to 10 knots becoming east after
midnight, then becoming southeast late in the night. mostly
clear. waves 1 foot or less.
.monday...southeast wind 10 to 15 knots with gusts to around
20 knots. rain showers and slight chance of thunderstorms in the
afternoon. waves 1 foot or less.
.monday night...south wind 10 to 15 knots with gusts to around
20 knots becoming southwest 15 to 20 knots with gusts to around
30 knots after midnight. rain showers and slight chance of
thunderstorms in the evening, then chance of rain showers after
midnight. waves 1 to 3 feet.
.tuesday...west wind 20 to 25 knots. gusts up to 35 knots
decreasing to 30 knots late in the afternoon. mostly sunny. waves
4 to 6 feet. waves occasionally to 8 feet. a gale warning may be
needed.
$$
(11/12)
Latest Nearshore Marine Forecast by KMQT
Issued 9/13/2026 5:02 PM America/New_York.
Valid through 9/14/2026 4:00 AM America/New_York.
fzus53 kmqt 132102
nshmqt
expires:202609140800;;401901
nearshore marine forecast
national weather service marquette mi
502 pm edt sun sep 13 2026
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.
lsz242-243-140800-
ontonagon to upper entrance of portage canal mi-
upper entrance of portage canal to eagle river mi-
502 pm edt sun sep 13 2026
...small craft advisory in effect until 8 pm edt this evening...
...gale watch in effect from monday evening through tuesday
evening...
.late this afternoon...northwest wind 15 to 20 knots with gusts
up to 28 knots. sunny. waves 3 to 5 feet occasionally to 7 feet.
.tonight...northwest wind 10 to 15 knots backing west less than
10 knots late. gusts up to 22 knots. clear. waves subsiding to
1 to 2 feet.
.monday...south wind less than 10 knots with gusts up to 23 knots
backing southeast 10 to 15 knots with gusts up to 23 knots late.
mostly sunny through early afternoon, then cloudy with a slight
chance of showers late. waves calm to 1 foot.
.monday night...south wind 15 to 20 knots veering southwest 20 to
25 knots after midnight. gusts up to 33 knots. showers and a
slight chance of thunderstorms in the evening, then a chance of
showers after midnight. waves building to 3 to 5 feet
occasionally to 7 feet.
.tuesday...west wind up to 30 knots with storm force gusts up to
48 knots. mostly sunny. waves building to 10 to 14 feet
occasionally to 18 feet, then subsiding to 6 to 9 feet
occasionally to 11 feet.
$$
(12/12)
Latest Nearshore Marine Forecast by KMQT
Issued 9/13/2026 5:02 PM America/New_York.
Valid through 9/14/2026 4:00 AM America/New_York.
fzus53 kmqt 132102
nshmqt
expires:202609140800;;401900
nearshore marine forecast
national weather service marquette mi
502 pm edt sun sep 13 2026
for waters within five nautical miles of shore
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
lsz240-241-140800-
saxon harbor wi to black river mi-
black river to ontonagon mi-
502 pm edt sun sep 13 2026 /402 pm cdt sun sep 13 2026/
...small craft advisory in effect until 8 pm edt /7 pm cdt/ this
evening...
...gale watch in effect from monday evening through tuesday
evening...
.late this afternoon...northwest wind 15 to 20 knots. sunny.
waves 2 to 4 feet.
.tonight...northwest wind 5 to 15 knots through midnight becoming
variable. clear. waves subsiding to 1 to 2 feet.
.monday...south wind 5 to 15 knots with gusts up to 25 knots.
mostly sunny through mid morning then becoming mostly cloudy. a
chance of showers and a slight chance of thunderstorms late.
waves calm to 1 foot.
.monday night...south wind 15 to 20 knots veering southwest 15 to
25 knots after midnight. gusts up to 32 knots. mostly cloudy.
showers and a slight chance of thunderstorms in the evening, then
a slight chance of showers after midnight. waves building to 3 to
5 feet occasionally to 7 feet.
.tuesday...west wind up to 30 knots. gale force gusts up to
43 knots. mostly sunny. waves building to 5 to 8 feet
occasionally to 10 feet, then subsiding to 3 to 5 feet
occasionally to 7 feet.
$$
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