fzus53 kdlh 170731
nshdlh
expires:202604171600;;509856

nearshore marine forecast
national weather service duluth mn
231 am cdt fri apr 17 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.


lsz121-171600-
chequamegon bay-bayfield to oak point wi-
231 am cdt fri apr 17 2026

...small craft advisory in effect from this afternoon through
saturday evening...

.today...south wind 10 to 15 knots with gusts to around 20 knots
becoming southwest with gusts to around 25 knots late in the
afternoon. rain likely early in the afternoon. chance of
thunderstorms in the afternoon. rain late in the afternoon. waves
1 foot or less. 
.tonight...west wind 10 to 15 knots with gusts to around
25 knots. chance of rain and thunderstorms in the evening. waves
1 to 2 feet. 
.saturday...west wind 15 to 20 knots with gusts to around
25 knots. partly sunny. waves 1 to 2 feet. 
.saturday night...northwest wind 10 to 15 knots. gusts up to
25 knots. mostly cloudy in the evening then becoming partly
cloudy. waves 1 foot or less. 

note...wave height forecasts are for ice free areas.

$$

fzus53 kdlh 170731
nshdlh
expires:202604171600;;509847

nearshore marine forecast
national weather service duluth mn
231 am cdt fri apr 17 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.


lsz140-171600-
grand portage to grand marais mn-
231 am cdt fri apr 17 2026

...gale warning in effect from this afternoon through this
evening...

.today...northeast wind 10 to 15 knots. patchy fog early in the
morning. patchy fog late in the afternoon. chance of rain and
slight chance of thunderstorms early in the afternoon. rain and
chance of thunderstorms late in the afternoon. waves 2 to 4 feet.
.tonight...northwest wind 15 to 20 knots. gusts up to 35 knots
decreasing to 25 knots. patchy fog in the evening. rain likely
and chance of thunderstorms in the evening. waves 2 to 4 feet
subsiding to 1 to 3 feet early in the morning. 
.saturday...west wind 15 to 20 knots with gusts to around
30 knots. partly sunny. waves 3 to 5 feet. a small craft advisory
may be needed. 
.saturday night...northwest wind 20 to 25 knots. gusts up to
30 knots decreasing to 25 knots early in the morning. mostly
cloudy. waves 2 to 4 feet subsiding to 1 to 3 feet early in the
morning. a small craft advisory may be needed. 

note...wave height forecasts are for ice free areas.

$$

fzus53 kdlh 170731
nshdlh
expires:202604171600;;509848

nearshore marine forecast
national weather service duluth mn
231 am cdt fri apr 17 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.


lsz141-171600-
grand marais to taconite harbor mn-
231 am cdt fri apr 17 2026

...gale warning in effect from this afternoon through this
evening...

.today...northeast wind 5 to 10 knots becoming north with gusts
to around 30 knots late in the afternoon. chance of rain and
slight chance of thunderstorms early in the afternoon. rain and
chance of thunderstorms late in the afternoon. patchy fog late in
the afternoon. waves 1 to 3 feet. 
.tonight...northwest wind 15 to 20 knots. gusts up to 35 knots
decreasing to 30 knots after midnight. chance of rain and
thunderstorms in the evening. waves 2 to 4 feet subsiding to 1 to
3 feet after midnight. 
.saturday...west wind 15 to 20 knots with gusts to around
30 knots. mostly sunny. waves 1 to 3 feet building to 2 to 4 feet
in the late morning and afternoon. 
.saturday night...northwest wind 15 to 20 knots. gusts up to
30 knots decreasing to 25 knots after midnight. partly cloudy.
waves 2 to 4 feet subsiding to 1 to 3 feet in the late evening
and overnight. 

note...wave height forecasts are for ice free areas.

$$

fzus53 kdlh 170731
nshdlh
expires:202604171600;;509849

nearshore marine forecast
national weather service duluth mn
231 am cdt fri apr 17 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.


lsz142-171600-
taconite harbor to silver bay harbor mn-
231 am cdt fri apr 17 2026

...gale warning in effect from this afternoon through this
evening...

.today...northeast wind 5 to 10 knots becoming north with gusts
to around 30 knots late in the afternoon. patchy fog early in the
morning. patchy fog late in the afternoon. rain likely early in
the afternoon. chance of thunderstorms in the afternoon. rain
late in the afternoon. waves 1 to 3 feet. 
.tonight...west wind 15 to 20 knots. gusts up to 35 knots
decreasing to 25 knots. chance of rain and thunderstorms in the
evening. waves 1 to 2 feet. 
.saturday...west wind 15 to 20 knots with gusts to around
25 knots. mostly sunny. waves 1 to 2 feet. 
.saturday night...northwest wind 15 to 20 knots with gusts to
around 25 knots easing to 5 to 10 knots with gusts to around
20 knots after midnight. partly cloudy. waves 1 to 2 feet. 

note...wave height forecasts are for ice free areas.

$$

fzus53 kdlh 170731
nshdlh
expires:202604171600;;509850

nearshore marine forecast
national weather service duluth mn
231 am cdt fri apr 17 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.


lsz143-171600-
silver bay harbor to two harbors mn-
231 am cdt fri apr 17 2026

...small craft advisory in effect from this afternoon through
saturday evening...

.today...northeast wind 5 to 10 knots becoming northwest with
gusts to around 25 knots late in the afternoon. chance of rain
early in the afternoon. chance of thunderstorms in the afternoon.
rain late in the afternoon. patchy fog late in the afternoon.
waves 1 to 3 feet. 
.tonight...west wind 15 to 20 knots. gusts up to 30 knots
decreasing to 25 knots in the late evening and overnight. chance
of rain and thunderstorms in the evening. waves 1 to 3 feet. 
.saturday...west wind 15 to 20 knots with gusts to around
25 knots. partly sunny. waves 1 to 3 feet. 
.saturday night...northwest wind 10 to 15 knots. gusts up to
25 knots. partly cloudy. waves 1 to 2 feet. 

note...wave height forecasts are for ice free areas.

$$

fzus53 kdlh 170731
nshdlh
expires:202604171600;;509851

nearshore marine forecast
national weather service duluth mn
231 am cdt fri apr 17 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.


lsz144-171600-
two harbors to duluth mn-
231 am cdt fri apr 17 2026

...small craft advisory in effect from this afternoon through
saturday evening...

.today...northeast wind 5 to 10 knots with gusts to around
20 knots becoming northwest 10 to 15 knots with gusts to around
25 knots late in the afternoon. slight chance of rain late in the
morning. rain and chance of thunderstorms in the afternoon.
patchy fog late in the afternoon. waves 1 to 3 feet. 
.tonight...west wind 15 to 20 knots with gusts to around
25 knots. chance of rain and thunderstorms in the evening. waves
1 to 3 feet. 
.saturday...west wind 15 to 20 knots. gusts up to 30 knots
decreasing to 25 knots in the late morning and afternoon. partly
sunny. 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. partly
cloudy. waves 2 to 4 feet subsiding to 1 to 3 feet in the late
evening and overnight. 

note...wave height forecasts are for ice free areas.

$$

fzus53 kdlh 170731
nshdlh
expires:202604171600;;509852

nearshore marine forecast
national weather service duluth mn
231 am cdt fri apr 17 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.


lsz145-171600-
duluth mn to port wing wi-
231 am cdt fri apr 17 2026

...small craft advisory in effect from this afternoon through
saturday evening...

.today...northeast wind 5 to 10 knots with gusts to around
20 knots becoming northwest 10 to 15 knots with gusts to around
30 knots late in the afternoon. slight chance of rain late in the
morning. rain and chance of thunderstorms in the afternoon.
patchy fog late in the afternoon. waves 1 to 3 feet. 
.tonight...west wind 15 to 20 knots. gusts up to 30 knots
decreasing to 25 knots in the late evening and overnight. chance
of rain and thunderstorms in the evening. waves 3 to 5 feet. 
.saturday...west wind 15 to 20 knots. gusts up to 25 knots
increasing to 30 knots late in the afternoon. partly sunny. waves
3 to 5 feet. waves occasionally to 7 feet. 
.saturday night...west wind 20 to 25 knots becoming northwest
10 to 15 knots with gusts to around 20 knots after midnight.
partly cloudy. waves 3 to 5 feet subsiding to 1 to 2 feet early
in the morning. 

note...wave height forecasts are for ice free areas.

$$

fzus53 kdlh 170731
nshdlh
expires:202604171600;;509853

nearshore marine forecast
national weather service duluth mn
231 am cdt fri apr 17 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.


lsz146-171600-
port wing to sand island wi-
231 am cdt fri apr 17 2026

...small craft advisory in effect from this afternoon through
saturday evening...

.today...northeast wind 5 to 10 knots becoming northwest 10 to
15 knots with gusts to around 20 knots late in the afternoon.
chance of rain early in the afternoon. chance of thunderstorms in
the afternoon. rain late in the afternoon. patchy fog late in the
afternoon. waves 1 to 2 feet. 
.tonight...west wind 20 to 25 knots. chance of rain and
thunderstorms in the evening. waves 1 to 3 feet building to 3 to
5 feet in the late evening and overnight. waves occasionally to
7 feet. 
.saturday...west wind 20 to 25 knots easing to 15 to 20 knots in
the late morning and afternoon. partly sunny. waves 3 to 5 feet.
waves occasionally to 7 feet. 
.saturday night...west wind 15 to 20 knots with gusts to around
25 knots becoming northwest 10 knots with gusts to around
20 knots. mostly cloudy in the evening then becoming partly
cloudy. waves 3 to 5 feet subsiding to 1 to 2 feet early in the
morning. 

note...wave height forecasts are for ice free areas.

$$

fzus53 kdlh 170731
nshdlh
expires:202604171600;;509854

nearshore marine forecast
national weather service duluth mn
231 am cdt fri apr 17 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.


lsz147-171600-
sand island to bayfield wi-
231 am cdt fri apr 17 2026

...small craft advisory in effect from this afternoon through
saturday evening...

.today...east wind 5 to 10 knots becoming northwest 10 to
15 knots with gusts to around 25 knots late in the afternoon.
chance of rain early in the afternoon. chance of thunderstorms in
the afternoon. rain late in the afternoon. patchy fog late in the
afternoon. waves 1 to 2 feet. 
.tonight...west wind 20 to 25 knots. chance of thunderstorms and
slight chance of rain in the evening. waves 1 to 3 feet building
to 3 to 5 feet in the late evening and overnight. 
.saturday...west wind 20 to 25 knots. partly sunny. waves 3 to
5 feet. waves occasionally to 7 feet. 
.saturday night...northwest wind 15 to 20 knots with gusts to
around 25 knots easing to 5 to 10 knots with gusts to around
20 knots early in the morning. mostly cloudy in the evening then
becoming partly cloudy. waves 3 to 5 feet subsiding to 1 to
3 feet early in the morning. 

note...wave height forecasts are for ice free areas.

$$

fzus53 kdlh 170731
nshdlh
expires:202604171600;;509857

nearshore marine forecast
national weather service duluth mn
231 am cdt fri apr 17 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.


lsz148-171600-
oak point to saxon harbor wi-
231 am cdt fri apr 17 2026

...small craft advisory in effect from this afternoon through
saturday evening...

.today...south wind 10 to 15 knots. gusts up to 20 knots
increasing to 25 knots late in the morning, then decreasing to
20 knots early in the afternoon increasing to 25 knots late in
the afternoon. chance of rain early in the afternoon. chance of
thunderstorms in the afternoon. rain late in the afternoon. waves
1 to 2 feet. 
.tonight...west wind 15 to 20 knots. gusts up to 20 knots
increasing to 25 knots in the late evening and overnight. chance
of rain and thunderstorms in the evening. waves 1 to 2 feet
building to 2 to 4 feet after midnight. 
.saturday...west wind 15 to 20 knots with gusts to around
25 knots. partly sunny. waves 2 to 4 feet. 
.saturday night...northwest wind 15 to 20 knots. gusts up to
25 knots decreasing to 20 knots after midnight. mostly cloudy in
the evening then becoming partly cloudy. waves 2 to 4 feet
subsiding to 1 to 3 feet after midnight. 

note...wave height forecasts are for ice free areas.

$$