fzus53 kdlh 181123
nshdlh
expires:202604181600;;578206

nearshore marine forecast
national weather service duluth mn
623 am cdt sat apr 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.


lsz148-181600-
oak point to saxon harbor wi-
623 am cdt sat apr 18 2026

...small craft advisory in effect through this evening...

.today...west wind 15 to 20 knots. gusts up to 25 knots
increasing to 30 knots in the late morning and afternoon. chance
of flurries in the afternoon. chance of sprinkles late in the
afternoon. waves 2 to 4 feet. 
.tonight...northwest wind 15 to 20 knots. gusts up to 25 knots
decreasing to 20 knots after midnight. chance of sprinkles and
flurries in the evening. waves 2 to 4 feet subsiding to 1 to
2 feet after midnight. 
.sunday...northwest wind 10 to 15 knots. gusts up to 20 knots
early in the morning. sunny. waves 1 to 2 feet. 
.sunday night...northwest wind 5 knots becoming south early in
the morning. mostly clear. waves 1 foot or less. 

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

$$

fzus53 kdlh 181123
nshdlh
expires:202604181600;;578201

nearshore marine forecast
national weather service duluth mn
623 am cdt sat apr 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.


lsz145-181600-
duluth mn to port wing wi-
623 am cdt sat apr 18 2026

...small craft advisory in effect through late tonight...

.today...west wind 20 to 25 knots with gusts to around 30 knots.
chance of flurries and sprinkles in the afternoon. waves 4 to
6 feet. waves occasionally to 7 feet. 
.tonight...west wind 20 to 25 knots with gusts to around 30 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 3 feet after midnight. waves occasionally to 7 feet. 
.sunday...northwest wind 10 to 15 knots. gusts up to 20 knots
early in the morning. sunny. waves 1 to 2 feet. 
.sunday night...northwest wind 5 to 10 knots becoming south early
in the morning. mostly clear. waves 1 foot or less. 

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

$$

fzus53 kdlh 181123
nshdlh
expires:202604181600;;578202

nearshore marine forecast
national weather service duluth mn
623 am cdt sat apr 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.


lsz146-181600-
port wing to sand island wi-
623 am cdt sat apr 18 2026

...small craft advisory in effect through late tonight...

.today...west wind 20 to 25 knots with gusts to around 30 knots.
chance of flurries in the afternoon. chance of sprinkles late in
the afternoon. waves 4 to 6 feet. waves occasionally to 8 feet. 
.tonight...northwest wind 15 to 20 knots. gusts up to 30 knots
decreasing to 20 knots. mostly cloudy in the evening then
becoming partly cloudy. waves 4 to 6 feet subsiding to 1 to
3 feet. waves occasionally to 8 feet. 
.sunday...northwest wind 10 to 15 knots with gusts to around
20 knots becoming west 5 knots late in the afternoon. sunny.
waves 1 to 2 feet. 
.sunday night...northwest wind 5 knots becoming south early in
the morning. mostly clear. waves 1 foot or less. 

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

$$

fzus53 kdlh 181123
nshdlh
expires:202604181600;;578203

nearshore marine forecast
national weather service duluth mn
623 am cdt sat apr 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.


lsz147-181600-
sand island to bayfield wi-
623 am cdt sat apr 18 2026

...small craft advisory in effect through this evening...

.today...west wind 15 to 20 knots with gusts to around 30 knots.
chance of flurries in the afternoon. chance of sprinkles late in
the afternoon. waves 4 to 6 feet. waves occasionally to 8 feet. 
.tonight...northwest wind 15 to 20 knots. gusts up to 30 knots
decreasing to 20 knots. chance of sprinkles in the evening. waves
4 to 6 feet subsiding to 1 to 3 feet. waves occasionally to
8 feet. 
.sunday...northwest wind 10 to 15 knots with gusts to around
20 knots becoming west 5 knots late in the afternoon. sunny.
waves 1 to 2 feet. 
.sunday night...northwest wind 5 knots becoming north after
midnight, then becoming east early in the morning. mostly clear.
waves 1 foot or less. 

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

$$

fzus53 kdlh 181123
nshdlh
expires:202604181600;;578205

nearshore marine forecast
national weather service duluth mn
623 am cdt sat apr 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.


lsz121-181600-
chequamegon bay-bayfield to oak point wi-
623 am cdt sat apr 18 2026

...small craft advisory in effect through this evening...

.today...west wind 15 to 20 knots. gusts up to 25 knots
increasing to 30 knots late in the afternoon. chance of flurries
in the afternoon. chance of sprinkles late in the afternoon.
waves 1 to 2 feet. 
.tonight...west wind 15 to 20 knots with gusts to around 25 knots
becoming northwest 5 to 10 knots with gusts to around 20 knots
after midnight. chance of sprinkles in the evening. waves 1 to
2 feet. 
.sunday...northwest wind 5 to 10 knots. sunny. waves 1 foot or
less. 
.sunday night...northwest wind 5 knots becoming southwest early
in the morning. mostly clear. waves 1 foot or less. 

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

$$

fzus53 kdlh 181123
nshdlh
expires:202604181600;;578196

nearshore marine forecast
national weather service duluth mn
623 am cdt sat apr 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.


lsz140-181600-
grand portage to grand marais mn-
623 am cdt sat apr 18 2026

...small craft advisory in effect through late tonight...

.today...west wind 20 to 25 knots. gusts up to 25 knots
increasing to 30 knots in the late morning and afternoon. chance
of flurries in the afternoon. waves 4 to 6 feet. waves
occasionally to 8 feet. 
.tonight...northwest wind 20 to 25 knots. gusts up to 30 knots
decreasing to 25 knots after midnight. mostly cloudy in the
evening then becoming partly cloudy. waves 3 to 5 feet subsiding
to 1 to 3 feet. waves occasionally to 7 feet. 
.sunday...northwest wind 15 to 20 knots. gusts up to 25 knots
decreasing to 20 knots in the late morning and afternoon. mostly
sunny. waves 1 to 2 feet. 
.sunday night...northwest wind 10 to 15 knots. gusts up to
20 knots early in the evening. mostly clear. waves 1 foot or
less. 

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

$$

fzus53 kdlh 181123
nshdlh
expires:202604181600;;578197

nearshore marine forecast
national weather service duluth mn
623 am cdt sat apr 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.


lsz141-181600-
grand marais to taconite harbor mn-
623 am cdt sat apr 18 2026

...small craft advisory in effect through late tonight...

.today...west wind 20 to 25 knots. gusts up to 25 knots
increasing to 30 knots in the late morning and afternoon. chance
of flurries in the afternoon. waves 3 to 5 feet. 
.tonight...northwest wind 15 to 20 knots. gusts up to 30 knots
decreasing to 20 knots. mostly cloudy in the evening then
becoming partly cloudy. waves 2 to 4 feet subsiding to 1 to
2 feet after midnight. 
.sunday...northwest wind 10 to 15 knots with gusts to around
20 knots. sunny. waves 1 foot or less. 
.sunday night...northwest wind 5 to 10 knots. mostly clear. waves
1 foot or less. 

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

$$

fzus53 kdlh 181123
nshdlh
expires:202604181600;;578198

nearshore marine forecast
national weather service duluth mn
623 am cdt sat apr 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.


lsz142-181600-
taconite harbor to silver bay harbor mn-
623 am cdt sat apr 18 2026

...small craft advisory in effect through late tonight...

.today...west wind 15 to 20 knots with gusts to around 25 knots.
chance of flurries early in the afternoon. waves 1 to 2 feet
building to 1 to 3 feet in the afternoon. 
.tonight...west wind 15 to 20 knots with gusts to around 25 knots
becoming northwest 5 to 10 knots with gusts to around 20 knots
after midnight. mostly cloudy in the evening then clearing. waves
1 to 3 feet. 
.sunday...northwest wind 5 to 10 knots. gusts up to 20 knots in
the morning. sunny. waves 1 foot or less. 
.sunday night...northwest wind 5 to 10 knots. mostly clear. waves
1 foot or less. 

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

$$

fzus53 kdlh 181123
nshdlh
expires:202604181600;;578199

nearshore marine forecast
national weather service duluth mn
623 am cdt sat apr 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.


lsz143-181600-
silver bay harbor to two harbors mn-
623 am cdt sat apr 18 2026

...small craft advisory in effect through this evening...

.today...west wind 15 to 20 knots with gusts to around 25 knots.
chance of flurries early in the afternoon. waves 1 to 3 feet
building to 2 to 4 feet in the late morning and afternoon. 
.tonight...west wind 15 to 20 knots with gusts to around 25 knots
becoming northwest 5 to 10 knots with gusts to around 20 knots
after midnight. mostly cloudy in the evening then becoming partly
cloudy. waves 1 to 3 feet subsiding to 1 to 2 feet in the late
evening and overnight. 
.sunday...northwest wind 5 to 10 knots. gusts up to 20 knots
early in the morning. sunny. waves 1 foot or less. 
.sunday night...northwest wind 5 knots. mostly clear. waves
1 foot or less. 

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

$$

fzus53 kdlh 181123
nshdlh
expires:202604181600;;578200

nearshore marine forecast
national weather service duluth mn
623 am cdt sat apr 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.


lsz144-181600-
two harbors to duluth mn-
623 am cdt sat apr 18 2026

...small craft advisory in effect through this evening...

.today...west wind 20 to 25 knots with gusts to around 30 knots.
chance of flurries early in the afternoon. waves 2 to 4 feet. 
.tonight...west wind 20 to 25 knots with gusts to around 30 knots
becoming northwest 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. 
.sunday...northwest wind 10 to 15 knots. sunny. waves 1 foot or
less. 
.sunday night...northwest wind 5 to 10 knots becoming southwest
early in the morning. mostly clear. waves 1 foot or less. 

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

$$

fzus53 kmqt 180902
nshmqt
expires:202604182000;;572367

nearshore marine forecast
national weather service marquette mi
502 am edt sat apr 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.


lsz241-182000-
black river to ontonagon mi-
502 am edt sat apr 18 2026 /402 am cdt sat apr 18 2026/

...small craft advisory in effect until 11 am edt /10 am cdt/
this morning...
...gale warning in effect from 11 am edt /10 am cdt/ this morning
through this evening...

.early this morning...west wind 20 to 25 knots. mostly cloudy.
waves 3 to 6 feet occasionally to 8 feet building to 4 to 7 feet
occasionally to 9 feet. 
.today...west wind up to 30 knots. mostly cloudy through early
afternoon then becoming mostly sunny. a slight chance of snow
showers by late morning. waves building to 6 to 9 feet
occasionally to 11 feet. 
.tonight...northwest wind 20 to 25 knots diminishing to 15 to
20 knots late. partly cloudy. waves subsiding to 3 to 6 feet
occasionally to 8 feet. 
.sunday...northwest wind 10 to 20 knots. mostly sunny. waves
subsiding to 2 to 3 feet. 
.sunday night...northwest wind 5 to 15 knots becoming less than
10 knots after midnight. clear. waves subsiding to 1 to 2 feet. 

$$

fzus53 kmqt 180902
nshmqt
expires:202604182000;;572368

nearshore marine forecast
national weather service marquette mi
502 am edt sat apr 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.


lsz242-243-182000-
ontonagon to upper entrance of portage canal mi-
upper entrance of portage canal to eagle river mi-
502 am edt sat apr 18 2026

...small craft advisory in effect until 11 am edt this morning...
...gale warning in effect from 11 am edt this morning through
this evening...

.early this morning...west wind 20 to 25 knots. mostly cloudy.
waves 4 to 7 feet occasionally to 9 feet. 
.today...west wind up to 30 knots with gale force gusts up to
37 knots. partly cloudy. a slight chance of snow showers by late
morning. waves building to 9 to 12 feet occasionally to 15 feet. 
.tonight...northwest wind up to 30 knots diminishing to 20 to
25 knots late. mostly cloudy through late evening then becoming
partly cloudy. a chance of sprinkles and snow showers through
late evening, then a chance of snow showers by midnight. waves
subsiding to 4 to 7 feet occasionally to 9 feet. 
.sunday...northwest wind 15 to 25 knots. mostly cloudy in the
morning then becoming mostly sunny. waves subsiding to 2 to
3 feet. 
.sunday night...northwest wind 5 to 15 knots. clear. waves
subsiding to 1 to 2 feet. 

$$

fzus53 kmqt 180902
nshmqt
expires:202604182000;;572366

nearshore marine forecast
national weather service marquette mi
502 am edt sat apr 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.


lsz240-182000-
saxon harbor wi to black river mi-
502 am edt sat apr 18 2026 /402 am cdt sat apr 18 2026/

...small craft advisory in effect through late tonight...

.early this morning...west wind 20 to 25 knots. mostly cloudy.
waves 2 to 4 feet building to 3 to 5 feet occasionally to 7 feet.
.today...west wind 20 to 25 knots. partly cloudy. a slight chance
of snow showers by late morning. waves building to 3 to 6 feet
occasionally to 8 feet. 
.tonight...west wind 20 to 25 knots veering northwest 15 to
20 knots by midnight. partly cloudy. waves subsiding to 2 to
4 feet. 
.sunday...northwest wind 10 to 20 knots. partly cloudy in the
morning then clearing. a chance of flurries in the morning. waves
subsiding to 1 to 2 feet. 
.sunday night...northwest wind less than 10 knots in the evening
becoming variable. clear. waves 1 to 2 feet. 

$$