fzus53 kdlh 182028
nshdlh
expires:202509190415;;209715

nearshore marine forecast
national weather service duluth mn
328 pm cdt thu sep 18 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.


lsz121-190415-
chequamegon bay-bayfield to oak point wi-
328 pm cdt thu sep 18 2025

...small craft advisory in effect through friday morning...

.tonight...northeast wind 15 to 20 knots. gusts up to 30 knots.
chance of rain showers in the evening. slight chance of
thunderstorms through the night. slight chance of rain showers
after midnight. waves 4 to 6 feet. waves occasionally to 8 feet. 
.friday...northeast wind 15 to 20 knots. gusts up to 25 knots in
the afternoon. chance of rain showers and slight chance of
thunderstorms. waves 4 to 6 feet. waves occasionally to 8 feet. a
small craft advisory may be needed. 
.friday night...east wind 15 to 20 knots with gusts to around
25 knots easing to 5 to 10 knots after midnight. rain showers
likely and chance of thunderstorms. waves 4 to 6 feet subsiding
to 1 to 2 feet after midnight. waves occasionally to 8 feet. a
small craft advisory may be needed. 
.saturday...southeast wind 5 to 10 knots easing to 5 knots in the
afternoon. chance of rain showers in the morning. slight chance
of thunderstorms through the day. rain showers likely in the
afternoon. waves 1 foot or less. 

$$

fzus53 kdlh 182028
nshdlh
expires:202509190415;;209710

nearshore marine forecast
national weather service duluth mn
328 pm cdt thu sep 18 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.


lsz140-141-190415-
grand portage to grand marais mn-
grand marais to taconite harbor mn-
328 pm cdt thu sep 18 2025

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

.tonight...northeast wind 10 to 15 knots. gusts up to 20 knots
increasing to 25 knots late in the night. mostly cloudy. waves
2 to 4 feet. 
.friday...east wind 15 to 20 knots. gusts up to 25 knots
increasing to 30 knots late in the afternoon. slight chance of
rain showers. waves 4 to 6 feet. waves occasionally to 8 feet. 
.friday night...east wind 15 to 20 knots. gusts up to 30 knots
decreasing to 20 knots. slight chance of rain showers in the
evening, then chance of rain showers after midnight. waves 4 to
6 feet. waves occasionally to 8 feet. 
.saturday...east wind 10 to 15 knots with gusts to around
20 knots. chance of rain showers through the day. slight chance
of thunderstorms in the afternoon. waves 2 to 4 feet subsiding to
1 to 3 feet in the afternoon. a small craft advisory may be
needed. 

$$

fzus53 kdlh 182028
nshdlh
expires:202509190415;;209711

nearshore marine forecast
national weather service duluth mn
328 pm cdt thu sep 18 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.


lsz142-143-190415-
taconite harbor to silver bay harbor mn-
silver bay harbor to two harbors mn-
328 pm cdt thu sep 18 2025

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

.tonight...northeast wind 15 to 20 knots. gusts up to 30 knots
decreasing to 25 knots late in the night. slight chance of rain
showers through the night. slight chance of thunderstorms in the
late evening and overnight. waves 3 to 5 feet. waves occasionally
to 7 feet. 
.friday...northeast wind 15 to 20 knots. gusts up to 25 knots
increasing to 30 knots late in the afternoon. slight chance of
thunderstorms in the morning. chance of rain showers through the
day. waves 4 to 7 feet. waves occasionally to 9 feet. 
.friday night...northeast wind 15 to 20 knots. gusts up to
30 knots decreasing to 20 knots. chance of rain showers in the
evening. slight chance of thunderstorms through the night. rain
showers likely after midnight. waves 5 to 8 feet subsiding to
4 to 6 feet early in the morning. waves occasionally to 10 feet. 
.saturday...east wind 10 to 15 knots. gusts up to 20 knots until
late afternoon. chance of rain showers in the morning. slight
chance of thunderstorms through the day. rain showers likely in
the afternoon. waves 2 to 4 feet subsiding to 1 to 3 feet in the
afternoon. a small craft advisory may be needed. 

$$

fzus53 kdlh 182028
nshdlh
expires:202509190415;;209712

nearshore marine forecast
national weather service duluth mn
328 pm cdt thu sep 18 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.


lsz144-145-190415-
two harbors to duluth mn-duluth mn to port wing wi-
328 pm cdt thu sep 18 2025

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

.tonight...northeast wind 15 to 20 knots with gusts to around
30 knots. slight chance of rain showers early in the evening.
slight chance of thunderstorms through the night. chance of rain
showers in the late evening and overnight. waves 4 to 6 feet.
waves occasionally to 8 feet. 
.friday...northeast wind 15 to 20 knots. gusts up to 25 knots
increasing to 30 knots late in the afternoon. chance of rain
showers and slight chance of thunderstorms. waves 4 to 7 feet.
waves occasionally to 10 feet. 
.friday night...northeast wind 15 to 20 knots. gusts up to
30 knots decreasing to 20 knots. rain showers likely and chance
of thunderstorms. waves 5 to 8 feet subsiding to 3 to 5 feet
early in the morning. waves occasionally to 10 feet. 
.saturday...east wind 5 to 10 knots. chance of rain showers in
the morning, then rain showers likely and slight chance of
thunderstorms in the afternoon. waves 2 to 4 feet subsiding to
1 to 3 feet in the late morning and afternoon. 

$$

fzus53 kdlh 182028
nshdlh
expires:202509190415;;209713

nearshore marine forecast
national weather service duluth mn
328 pm cdt thu sep 18 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.


lsz146-190415-
port wing to sand island wi-
328 pm cdt thu sep 18 2025

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

.tonight...northeast wind 15 to 20 knots. gusts up to 25 knots
increasing to 30 knots late in the evening, then decreasing to
25 knots after midnight. slight chance of showers and
thunderstorms through the night. waves 3 to 5 feet. waves
occasionally to 7 feet. 
.friday...east wind 15 to 20 knots with gusts to around 25 knots.
chance of rain showers and slight chance of thunderstorms. waves
4 to 6 feet. waves occasionally to 8 feet. 
.friday night...east wind 15 to 20 knots. gusts up to 30 knots.
rain showers likely and chance of thunderstorms. waves 4 to
7 feet subsiding to 2 to 4 feet early in the morning. waves
occasionally to 9 feet. 
.saturday...east wind 5 to 10 knots. chance of rain showers in
the morning. slight chance of thunderstorms through the day. rain
showers likely in the afternoon. waves 1 to 3 feet. 

$$

fzus53 kdlh 182028
nshdlh
expires:202509190415;;209714

nearshore marine forecast
national weather service duluth mn
328 pm cdt thu sep 18 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.


lsz147-190415-
sand island to bayfield wi-
328 pm cdt thu sep 18 2025

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

.tonight...east wind 15 to 20 knots with gusts to around
25 knots. slight chance of rain showers through the night. slight
chance of thunderstorms in the late evening and overnight. waves
3 to 5 feet. 
.friday...east wind 15 to 20 knots with gusts to around 25 knots.
chance of rain showers and slight chance of thunderstorms. waves
4 to 6 feet. waves occasionally to 8 feet. 
.friday night...east wind 15 to 20 knots. gusts up to 25 knots
decreasing to 20 knots after midnight. chance of rain showers in
the evening. slight chance of thunderstorms through the night.
rain showers likely after midnight. waves 4 to 6 feet subsiding
to 2 to 4 feet early in the morning. waves occasionally to
8 feet. 
.saturday...east wind 5 to 10 knots. chance of rain showers in
the morning. slight chance of thunderstorms through the day. rain
showers likely in the afternoon. waves 1 to 2 feet. 

$$

fzus53 kdlh 182028
nshdlh
expires:202509190415;;209716

nearshore marine forecast
national weather service duluth mn
328 pm cdt thu sep 18 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.


lsz148-190415-
oak point to saxon harbor wi-
328 pm cdt thu sep 18 2025

...small craft advisory in effect through friday morning...

.tonight...northeast wind 15 to 20 knots. gusts up to 30 knots.
chance of rain showers in the evening. slight chance of
thunderstorms through the night. slight chance of rain showers
after midnight. waves 4 to 6 feet. waves occasionally to 8 feet. 
.friday...east wind 15 to 20 knots. gusts up to 25 knots in the
afternoon. chance of rain showers and slight chance of
thunderstorms. waves 4 to 6 feet. waves occasionally to 8 feet. a
small craft advisory may be needed. 
.friday night...east wind 15 to 20 knots with gusts to around
25 knots easing to 5 to 10 knots early in the morning. rain
showers likely and chance of thunderstorms. waves 4 to 6 feet
subsiding to 1 to 2 feet. waves occasionally to 8 feet. a small
craft advisory may be needed. 
.saturday...southeast wind 5 to 10 knots. chance of rain showers
in the morning. slight chance of thunderstorms through the day.
rain showers likely in the afternoon. waves 1 to 2 feet. 

$$

fzus53 kmqt 182102
nshmqt
expires:202509190800;;210809

nearshore marine forecast
national weather service marquette mi
502 pm edt thu sep 18 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.


lsz240-241-190800-
saxon harbor wi to black river mi-
black river to ontonagon mi-
502 pm edt thu sep 18 2025 /402 pm cdt thu sep 18 2025/

...small craft advisory in effect until midnight edt /11 pm cdt/
tonight...

.late this afternoon...northeast wind 15 to 20 knots. mostly
cloudy with a slight chance of showers. waves 3 to 5 feet
occasionally to 7 feet. 
.tonight...east wind 10 to 20 knots. cloudy with a slight chance
of showers and thunderstorms. waves subsiding to 1 to 2 feet. 
.friday...east wind 10 to 15 knots with gusts up to 22 knots.
mostly cloudy. a chance of showers and a slight chance of
thunderstorms through early afternoon, then a slight chance of
showers and thunderstorms late. waves building to 2 to 4 feet. 
.friday night...east wind 10 to 15 knots veering southeast after
midnight. gusts up to 22 knots. mostly cloudy. a chance of
showers and a slight chance of thunderstorms in the evening, then
showers likely and a chance of thunderstorms after midnight.
waves subsiding to 1 to 2 feet. 
.saturday...southeast wind less than 10 knots. mostly cloudy. a
chance of showers and a slight chance of thunderstorms in the
morning, then showers likely and a slight chance of thunderstorms
in the afternoon. waves calm to 1 foot. 

$$

fzus53 kmqt 182102
nshmqt
expires:202509190800;;210810

nearshore marine forecast
national weather service marquette mi
502 pm edt thu sep 18 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.


lsz242-243-190800-
ontonagon to upper entrance of portage canal mi-
upper entrance of portage canal to eagle river mi-
502 pm edt thu sep 18 2025

...small craft advisory in effect until midnight edt tonight...

.late this afternoon...northeast wind 10 to 15 knots with gusts
up to 22 knots. mostly cloudy. waves 2 to 4 feet subsiding to
2 to 3 feet. 
.tonight...east wind 10 to 15 knots. mostly cloudy. waves
subsiding to 1 to 2 feet. 
.friday...east wind 10 to 15 knots with gusts up to 28 knots.
mostly cloudy. a slight chance of showers through early
afternoon. waves building to 2 to 3 feet. 
.friday night...east wind 10 to 15 knots with gusts up to
27 knots. partly cloudy with a slight chance of showers and
thunderstorms in the evening, then mostly cloudy with a chance of
showers and a slight chance of thunderstorms after midnight.
waves subsiding to 1 to 2 feet. 
.saturday...southeast wind 10 to 15 knots with gusts up to
24 knots. mostly cloudy with a chance of showers and a slight
chance of thunderstorms. waves 1 to 2 feet. 

$$