fzus53 kdlh 182200
nshdlh
expires:202609190400;;677349

nearshore marine forecast
national weather service duluth mn
500 pm cdt fri sep 18 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.


lsz148-190400-
oak point to saxon harbor wi-
500 pm cdt fri sep 18 2026

.tonight...east wind 5 to 10 knots. mostly cloudy. waves 1 to
3 feet. 
.saturday...east wind 5 knots becoming northeast in the
afternoon. partly sunny. waves 1 foot or less. 
.saturday night...northeast wind 5 to 10 knots. gusts up to
20 knots early in the morning. mostly cloudy. waves 1 foot or
less. 
.sunday...northeast wind 20 to 25 knots. gusts up to 30 knots
increasing to 35 knots in the afternoon. partly sunny. waves 1 to
3 feet building to 4 to 7 feet in the late morning and afternoon.
waves occasionally to 9 feet. a gale warning may be needed. 

$$

fzus53 kdlh 182200
nshdlh
expires:202609190400;;677345

nearshore marine forecast
national weather service duluth mn
500 pm cdt fri sep 18 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.


lsz146-190400-
port wing to sand island wi-
500 pm cdt fri sep 18 2026

.tonight...east wind 5 to 10 knots. gusts up to 20 knots early in
the evening. slight chance of drizzle until early morning. waves
1 to 3 feet. 
.saturday...northeast wind 5 to 10 knots. gusts up to 20 knots in
the afternoon. partly sunny. waves 1 to 2 feet. 
.saturday night...northeast wind 10 to 15 knots with gusts to
around 20 knots. mostly cloudy. waves 1 foot or less. 
.sunday...northeast wind 15 to 20 knots. gusts up to 25 knots
increasing to 30 knots in the late morning and afternoon. partly
sunny. waves 1 to 3 feet building to 4 to 6 feet in the late
morning and afternoon. waves occasionally to 8 feet. a small
craft advisory may be needed. 

$$

fzus53 kdlh 182200
nshdlh
expires:202609190400;;677346

nearshore marine forecast
national weather service duluth mn
500 pm cdt fri sep 18 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.


lsz147-190400-
sand island to bayfield wi-
500 pm cdt fri sep 18 2026

.tonight...east wind 5 to 10 knots. gusts up to 20 knots early in
the evening. slight chance of drizzle late in the evening. waves
1 to 3 feet. 
.saturday...east wind 5 to 10 knots. partly sunny. waves 1 foot
or less. 
.saturday night...northeast wind 5 knots rising to 10 to 15 knots
with gusts to around 20 knots. mostly cloudy. waves 1 foot or
less. 
.sunday...northeast wind 15 to 20 knots with gusts to around
30 knots. partly sunny. waves 4 to 6 feet. waves occasionally to
8 feet. a small craft advisory may be needed. 

$$

fzus53 kdlh 182200
nshdlh
expires:202609190400;;677348

nearshore marine forecast
national weather service duluth mn
500 pm cdt fri sep 18 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.


lsz121-190400-
chequamegon bay-bayfield to oak point wi-
500 pm cdt fri sep 18 2026

.tonight...east wind 5 to 10 knots. slight chance of drizzle late
in the evening. slight chance of drizzle late in the night.
patchy fog after midnight. waves 1 to 3 feet. 
.saturday...northeast wind 5 to 10 knots. partly sunny. waves
1 foot or less. 
.saturday night...northeast wind 5 knots rising to 5 to 10 knots
after midnight. mostly cloudy. waves 1 foot or less. 
.sunday...northeast wind 20 to 25 knots. gusts up to 30 knots
increasing to 35 knots in the afternoon. partly sunny. waves 1 to
3 feet building to 4 to 7 feet in the late morning and afternoon.
waves occasionally to 9 feet. a gale warning may be needed. 

$$

fzus53 kdlh 182200
nshdlh
expires:202609190400;;677339

nearshore marine forecast
national weather service duluth mn
500 pm cdt fri sep 18 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.


lsz140-190400-
grand portage to grand marais mn-
500 pm cdt fri sep 18 2026

.tonight...east wind 10 to 15 knots. gusts up to 20 knots early
in the evening. mostly cloudy. waves 1 to 3 feet. 
.saturday...east wind 5 knots. partly sunny. waves 1 to 2 feet. 
.saturday night...northeast wind 5 knots becoming north late in
the evening, then rising to 15 to 20 knots with gusts to around
25 knots after midnight. mostly cloudy. waves 1 to 2 feet. 
.sunday...northeast wind 15 to 20 knots with gusts to around
30 knots becoming east 10 to 15 knots with gusts to around
20 knots late in the afternoon. mostly sunny. waves 1 to 3 feet
building to 2 to 4 feet in the late morning and afternoon. 

$$

fzus53 kdlh 182200
nshdlh
expires:202609190400;;677340

nearshore marine forecast
national weather service duluth mn
500 pm cdt fri sep 18 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.


lsz141-190400-
grand marais to taconite harbor mn-
500 pm cdt fri sep 18 2026

...small craft advisory in effect until 10 pm cdt this evening...

.tonight...northeast wind 10 to 15 knots with gusts to around
25 knots easing to 5 knots late in the night. mostly cloudy.
waves 1 to 3 feet. 
.saturday...east wind 5 knots. partly sunny. waves 1 to 2 feet. 
.saturday night...north wind 10 to 15 knots with gusts to around
20 knots. mostly cloudy in the evening then becoming partly
cloudy. waves 1 foot or less. 
.sunday...northeast wind 10 to 15 knots with gusts to around
25 knots becoming east with gusts to around 25 knots in the
afternoon. mostly sunny. waves 1 to 3 feet building to 2 to
4 feet in the afternoon. a small craft advisory may be needed. 

$$

fzus53 kdlh 182200
nshdlh
expires:202609190400;;677341

nearshore marine forecast
national weather service duluth mn
500 pm cdt fri sep 18 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.


lsz142-190400-
taconite harbor to silver bay harbor mn-
500 pm cdt fri sep 18 2026

...small craft advisory in effect until 10 pm cdt this evening...

.tonight...northeast wind 5 to 10 knots. gusts up to 20 knots in
the evening. mostly cloudy. waves 1 to 3 feet. 
.saturday...northeast wind 5 to 10 knots. partly sunny. waves
1 to 2 feet. 
.saturday night...variable winds 10 knots or less becoming north
5 to 10 knots in the late evening and overnight. mostly cloudy.
waves 1 foot or less. 
.sunday...northeast wind 10 to 15 knots with gusts to around
25 knots becoming east with gusts to around 25 knots in the
afternoon. mostly sunny. waves 1 foot or less building to 3 to
5 feet in the late morning and afternoon. a small craft advisory
may be needed. 

$$

fzus53 kdlh 182200
nshdlh
expires:202609190400;;677342

nearshore marine forecast
national weather service duluth mn
500 pm cdt fri sep 18 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.


lsz143-190400-
silver bay harbor to two harbors mn-
500 pm cdt fri sep 18 2026

...small craft advisory in effect until 10 pm cdt this evening...

.tonight...northeast wind 10 to 15 knots. gusts up to 25 knots.
mostly cloudy. waves 1 to 3 feet subsiding to 1 to 2 feet late in
the night. 
.saturday...northeast wind 5 to 10 knots. gusts up to 20 knots in
the late morning and afternoon. partly sunny. waves 1 to 2 feet. 
.saturday night...northeast wind 5 to 10 knots. gusts up to
20 knots early in the morning. mostly cloudy. waves 1 foot or
less. 
.sunday...northeast wind 15 to 20 knots with gusts to around
30 knots becoming east with gusts to around 30 knots late in the
afternoon. partly sunny. waves 1 to 2 feet building to 4 to
6 feet in the late morning and afternoon. waves occasionally to
7 feet. a small craft advisory may be needed. 

$$

fzus53 kdlh 182200
nshdlh
expires:202609190400;;677343

nearshore marine forecast
national weather service duluth mn
500 pm cdt fri sep 18 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.


lsz144-190400-
two harbors to duluth mn-
500 pm cdt fri sep 18 2026

...small craft advisory in effect until 10 pm cdt this evening...

.tonight...northeast wind 10 to 15 knots. gusts up to 25 knots.
slight chance of rain showers and drizzle early in the evening.
slight chance of drizzle after midnight. patchy fog after
midnight. waves 2 to 4 feet subsiding to 1 to 3 feet after
midnight. 
.saturday...northeast wind 10 to 15 knots. gusts up to 20 knots
in the late morning and afternoon. patchy fog in the morning.
waves 1 to 2 feet. 
.saturday night...northeast wind 10 to 15 knots. gusts up to
20 knots early in the morning. mostly cloudy. waves 1 to 2 feet. 
.sunday...northeast wind 20 to 25 knots. gusts up to 25 knots
increasing to 30 knots in the late morning and afternoon. partly
sunny. waves 4 to 6 feet. waves occasionally to 8 feet. a small
craft advisory may be needed. 

$$

fzus53 kdlh 182200
nshdlh
expires:202609190400;;677344

nearshore marine forecast
national weather service duluth mn
500 pm cdt fri sep 18 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.


lsz145-190400-
duluth mn to port wing wi-
500 pm cdt fri sep 18 2026

...small craft advisory in effect until 10 pm cdt this evening...

.tonight...northeast wind 10 to 15 knots. gusts up to 20 knots in
the evening. chance of rain showers early in the evening. slight
chance of drizzle until early morning. patchy fog after midnight.
waves 2 to 4 feet subsiding to 1 to 3 feet after midnight. 
.saturday...northeast wind 10 to 15 knots. gusts up to 20 knots
in the late morning and afternoon. patchy fog in the morning.
waves 1 to 2 feet. 
.saturday night...northeast wind 10 to 15 knots. gusts up to
20 knots early in the morning. mostly cloudy. waves 1 to 2 feet. 
.sunday...northeast wind 15 to 20 knots. gusts up to 25 knots
increasing to 30 knots in the late morning and afternoon. partly
sunny. waves 4 to 6 feet. waves occasionally to 8 feet. a small
craft advisory may be needed. 

$$

fzus53 kmqt 182101
nshmqt
expires:202609190800;;675110

nearshore marine forecast
national weather service marquette mi
501 pm edt fri sep 18 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.


lsz242-243-190800-
ontonagon to upper entrance of portage canal mi-
upper entrance of portage canal to eagle river mi-
501 pm edt fri sep 18 2026

.late this afternoon...east wind 10 to 15 knots with gusts up to
22 knots. mostly cloudy. waves 1 to 2 feet. 
.tonight...east wind 10 to 15 knots veering southeast 5 to
15 knots by midnight. gusts up to 22 knots. mostly cloudy through
late evening then becoming partly cloudy. waves 1 to 2 feet. 
.saturday...southeast wind less than 10 knots backing northeast
by late morning. partly cloudy. waves calm to 1 foot. 
.saturday night...northeast wind less than 10 knots increasing to
10 to 20 knots with gusts up to 28 knots after midnight. mostly
cloudy. waves building to 1 to 2 feet. 
.sunday...northeast wind 20 to 25 knots diminishing to 10 to
20 knots in the afternoon. gusts up to 32 knots. partly cloudy.
waves building to 3 to 6 feet occasionally to 8 feet, then
subsiding to 2 to 4 feet. 

$$

fzus53 kmqt 182101
nshmqt
expires:202609190800;;675109

nearshore marine forecast
national weather service marquette mi
501 pm edt fri sep 18 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.


lsz240-241-190800-
saxon harbor wi to black river mi-
black river to ontonagon mi-
501 pm edt fri sep 18 2026 /401 pm cdt fri sep 18 2026/

.late this afternoon...east wind less than 10 knots with gusts up
to 17 knots. cloudy. waves 1 to 2 feet building to 2 to 3 feet. 
.tonight...southeast wind less than 10 knots. mostly cloudy.
waves subsiding to 1 to 2 feet. 
.saturday...east wind less than 10 knots backing northeast by
late morning. partly cloudy. waves calm to 1 foot. 
.saturday night...northeast wind less than 10 knots increasing to
10 to 20 knots after midnight. partly cloudy in the evening then
becoming mostly cloudy. waves building to 1 to 2 feet. 
.sunday...northeast wind 15 to 25 knots with gusts up to
33 knots. partly cloudy. waves building to 4 to 7 feet
occasionally to 9 feet, then subsiding to 3 to 6 feet
occasionally to 8 feet. 

$$