fzus53 kdlh 181458
nshdlh
expires:202505182215;;736116

nearshore marine forecast
national weather service duluth mn
958 am cdt sun may 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.


lsz121-182215-
chequamegon bay-bayfield to oak point wi-
958 am cdt sun may 18 2025

.rest of today...northeast wind 10 to 15 knots. cloudy in the
late morning and early afternoon then becoming partly sunny.
waves 1 to 2 feet. 
.tonight...northeast wind 5 to 10 knots. partly cloudy. waves
1 to 2 feet. 
.monday...northeast wind 20 to 25 knots with gusts to around
30 knots. partly sunny. waves 1 to 2 feet building to 1 to 3 feet
in the afternoon. a small craft advisory may be needed. 
.monday night...northeast wind 20 to 25 knots with gusts to
around 30 knots becoming east 10 to 15 knots with gusts to around
20 knots after midnight. mostly cloudy. waves 1 to 3 feet. a
small craft advisory may be needed. 

$$

fzus53 kdlh 181458
nshdlh
expires:202505182215;;736109

nearshore marine forecast
national weather service duluth mn
958 am cdt sun may 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.


lsz140-141-182215-
grand portage to grand marais mn-
grand marais to taconite harbor mn-
958 am cdt sun may 18 2025

.rest of today...east wind 10 to 15 knots. slight chance of rain
showers and snow showers late in the morning, then chance of rain
showers early in the afternoon. waves 1 to 2 feet. 
.tonight...northeast wind 10 to 15 knots. gusts up to 20 knots
early in the morning. partly cloudy. waves 1 to 2 feet. 
.monday...northeast wind 15 to 20 knots. gusts up to 25 knots
increasing to 30 knots in the afternoon. mostly sunny. waves 4 to
6 feet. waves occasionally to 7 feet. a small craft advisory may
be needed. 
.monday night...northeast wind 15 to 20 knots. gusts up to
25 knots increasing to 30 knots early in the morning. mostly
cloudy in the evening then becoming partly cloudy. waves 3 to
5 feet. waves occasionally to 7 feet. a small craft advisory may
be needed. 

$$

fzus53 kdlh 181458
nshdlh
expires:202505182215;;736110

nearshore marine forecast
national weather service duluth mn
958 am cdt sun may 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.


lsz142-143-182215-
taconite harbor to silver bay harbor mn-
silver bay harbor to two harbors mn-
958 am cdt sun may 18 2025

.rest of today...east wind 10 to 15 knots. slight chance of rain
showers late in the morning, then chance of rain showers early in
the afternoon. waves 1 to 2 feet. 
.tonight...northeast wind 10 to 15 knots. gusts up to 20 knots
early in the morning. mostly cloudy in the evening then clearing.
waves 1 to 2 feet. 
.monday...northeast wind up to 30 knots with gales to around
35 knots. partly sunny. waves 1 to 3 feet building to 5 to
8 feet. waves occasionally to 11 feet. a gale warning may be
needed. 
.monday night...northeast wind up to 30 knots with gales to
around 35 knots becoming east 20 to 25 knots with gusts to around
30 knots after midnight. mostly cloudy. waves 5 to 8 feet
subsiding to 4 to 6 feet after midnight. waves occasionally to
11 feet. a gale warning may be needed. 

$$

fzus53 kdlh 181458
nshdlh
expires:202505182215;;736111

nearshore marine forecast
national weather service duluth mn
958 am cdt sun may 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.


lsz144-182215-
two harbors to duluth mn-
958 am cdt sun may 18 2025

.rest of today...northeast wind 10 to 15 knots. gusts up to
20 knots late. patchy fog late in the morning. slight chance of
rain showers late in the morning, then chance of rain showers
early in the afternoon. chance of sprinkles late. waves 1 to
2 feet. 
.tonight...northeast wind 10 to 15 knots with gusts to around
20 knots. partly cloudy. waves 1 to 3 feet. 
.monday...northeast wind up to 30 knots with gales to around
35 knots. partly sunny. waves 1 to 3 feet building to 6 to
9 feet. waves occasionally to 12 feet. a gale warning may be
needed. 
.monday night...northeast wind up to 30 knots. gusts up to
35 knots decreasing to 30 knots after midnight. chance of
sprinkles. waves 6 to 9 feet subsiding to 4 to 7 feet early in
the morning. waves occasionally to 12 feet. a gale warning may be
needed. 

$$

fzus53 kdlh 181458
nshdlh
expires:202505182215;;736112

nearshore marine forecast
national weather service duluth mn
958 am cdt sun may 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.


lsz145-182215-
duluth mn to port wing wi-
958 am cdt sun may 18 2025

.rest of today...northeast wind 10 to 15 knots. gusts up to
20 knots in the afternoon. patchy fog late in the morning. chance
of sprinkles in the late morning and early afternoon. waves 1 to
2 feet. 
.tonight...northeast wind 15 to 20 knots. partly cloudy. waves
1 to 3 feet. 
.monday...northeast wind up to 30 knots with gales to around
40 knots. partly sunny. waves 1 to 3 feet building to 6 to
9 feet. waves occasionally to 12 feet. a gale warning may be
needed. 
.monday night...northeast wind up to 30 knots. gusts up to
35 knots decreasing to 30 knots in the late evening and
overnight. chance of sprinkles. waves 6 to 9 feet subsiding to
4 to 7 feet early in the morning. waves occasionally to 12 feet.
a gale warning may be needed. 

$$

fzus53 kdlh 181458
nshdlh
expires:202505182215;;736113

nearshore marine forecast
national weather service duluth mn
958 am cdt sun may 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.


lsz146-182215-
port wing to sand island wi-
958 am cdt sun may 18 2025

.rest of today...northeast wind 10 to 15 knots. chance of
sprinkles late in the morning. waves 1 to 2 feet. 
.tonight...east wind 10 to 15 knots. gusts up to 20 knots early
in the morning. partly cloudy. waves 1 to 2 feet. 
.monday...northeast wind up to 30 knots with gales to around
35 knots. partly sunny. waves 1 to 3 feet building to 5 to
8 feet. waves occasionally to 10 feet. a gale warning may be
needed. 
.monday night...east wind 20 to 25 knots. gusts up to 30 knots in
the evening. mostly cloudy. waves 5 to 8 feet subsiding to 4 to
6 feet after midnight. waves occasionally to 11 feet. a small
craft advisory may be needed. 

$$

fzus53 kdlh 181458
nshdlh
expires:202505182215;;736114

nearshore marine forecast
national weather service duluth mn
958 am cdt sun may 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.


lsz147-182215-
sand island to bayfield wi-
958 am cdt sun may 18 2025

.rest of today...northeast wind 5 to 10 knots. cloudy in the late
morning and early afternoon then becoming partly sunny. waves
1 to 3 feet. 
.tonight...east wind 5 to 10 knots. partly cloudy. waves 1 to
2 feet. 
.monday...northeast wind 20 to 25 knots with gales to around
35 knots. partly sunny. waves 1 to 3 feet building to 4 to
7 feet. waves occasionally to 9 feet. a gale warning may be
needed. 
.monday night...northeast wind 20 to 25 knots with gusts to
around 30 knots becoming east 15 to 20 knots with gusts to around
25 knots after midnight. mostly cloudy. waves 4 to 7 feet
subsiding to 2 to 4 feet after midnight. waves occasionally to
9 feet. a small craft advisory may be needed. 

$$

fzus53 kdlh 181458
nshdlh
expires:202505182215;;736117

nearshore marine forecast
national weather service duluth mn
958 am cdt sun may 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.


lsz148-182215-
oak point to saxon harbor wi-
958 am cdt sun may 18 2025

.rest of today...northeast wind 10 to 15 knots. gusts up to
20 knots in the afternoon. cloudy in the late morning and early
afternoon then becoming partly sunny. waves 2 to 4 feet. 
.tonight...northeast wind 10 to 15 knots. partly cloudy. waves
1 to 3 feet. 
.monday...northeast wind 20 to 25 knots with gales to around
35 knots. partly sunny. waves 1 to 2 feet building to 6 to
9 feet. waves occasionally to 11 feet. a gale warning may be
needed. 
.monday night...northeast wind 20 to 25 knots with gusts to
around 30 knots becoming east 15 to 20 knots after midnight.
mostly cloudy. waves 5 to 8 feet subsiding to 3 to 5 feet after
midnight. waves occasionally to 11 feet. a small craft advisory
may be needed. 

$$

fzus53 kmqt 181501
nshmqt
expires:202505182000;;736288

nearshore marine forecast
national weather service marquette mi
1101 am edt sun may 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.


lsz240-241-182000-
saxon harbor wi to black river mi-
black river to ontonagon mi-
1101 am edt sun may 18 2025 /1001 am cdt sun may 18 2025/

.rest of today...northeast wind 10 to 15 knots. cloudy with a
slight chance of rain showers by late morning, then partly cloudy
late. waves 2 to 4 feet. 
.tonight...northeast wind 10 to 15 knots veering east 5 to
15 knots by midnight. mostly clear. waves subsiding to 1 to
2 feet. 
.monday...northeast wind 15 to 25 knots with gale force gusts up
to 34 knots. partly cloudy. waves building to 5 to 8 feet
occasionally to 10 feet. 
.monday night...east wind 15 to 25 knots diminishing to 10 to
15 knots after midnight. mostly cloudy in the evening then
becoming partly cloudy. waves subsiding to 2 to 3 feet. 

$$

fzus53 kmqt 181501
nshmqt
expires:202505182000;;736290

nearshore marine forecast
national weather service marquette mi
1101 am edt sun may 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.


lsz242-182000-
ontonagon to upper entrance of portage canal mi-
1101 am edt sun may 18 2025

...small craft advisory in effect until 2 pm edt this afternoon...

.rest of today...northeast wind 10 to 15 knots. mostly cloudy. a
slight chance of rain showers and snow showers by late morning.
patchy fog by late morning. waves 3 to 5 feet occasionally to
7 feet subsiding to 2 to 3 feet. 
.tonight...northeast wind less than 10 knots becoming 5 to
15 knots late. mostly clear. waves subsiding to 1 to 2 feet. 
.monday...northeast wind 10 to 20 knots. mostly sunny. waves
building to 3 to 5 feet occasionally to 7 feet, then subsiding to
2 to 4 feet. 
.monday night...east wind 10 to 20 knots. partly cloudy. waves
subsiding to 1 to 2 feet, then building to 2 to 3 feet. 

$$