fzus53 kdlh 180203
nshdlh
expires:202605181000;;741070

nearshore marine forecast
national weather service duluth mn
903 pm cdt sun may 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.


lsz148-181000-
oak point to saxon harbor wi-
903 pm cdt sun may 17 2026

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

.rest of tonight...northeast wind 10 to 15 knots. gusts up to
25 knots late in the evening. chance of rain showers late in the
evening. chance of thunderstorms through the night. rain showers
after midnight. waves 4 to 6 feet subsiding to 2 to 4 feet toward
daybreak. waves occasionally to 8 feet. 
.monday...northwest wind 5 knots becoming northeast late in the
afternoon. chance of rain showers and slight chance of
thunderstorms in the morning, then slight chance of rain showers
in the afternoon. waves 2 to 4 feet subsiding to 1 to 2 feet in
the afternoon. 
.monday night...northeast wind 5 to 10 knots with gusts to around
20 knots rising to 15 to 20 knots with gusts to around 30 knots
in the late evening and overnight. rain showers likely and slight
chance of thunderstorms in the evening, then rain showers and
chance of thunderstorms after midnight. waves 1 to 2 feet
building to 4 to 7 feet in the late evening and overnight. waves
occasionally to 9 feet. a small craft advisory may be needed. 
.tuesday...north wind 15 to 20 knots with gusts to around
25 knots becoming northwest 5 to 10 knots with gusts to around
20 knots in the afternoon. rain showers in the morning. waves
4 to 7 feet subsiding to 3 to 5 feet late in the afternoon. waves
occasionally to 10 feet. a small craft advisory may be needed. 

$$

fzus53 kdlh 180203
nshdlh
expires:202605181000;;741066

nearshore marine forecast
national weather service duluth mn
903 pm cdt sun may 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.


lsz146-181000-
port wing to sand island wi-
903 pm cdt sun may 17 2026

...small craft advisory in effect until 1 am cdt monday...

.rest of tonight...northeast wind 15 to 20 knots. gusts up to
30 knots. chance of rain showers late in the evening. chance of
thunderstorms through the night. rain showers after midnight.
waves 6 to 9 feet subsiding to 3 to 5 feet toward daybreak. waves
occasionally to 11 feet. 
.monday...north wind 5 to 10 knots becoming northwest late in the
morning, then becoming southwest early in the afternoon becoming
east late in the afternoon. chance of rain showers and slight
chance of thunderstorms in the morning, then slight chance of
rain showers in the afternoon. waves 2 to 4 feet subsiding to
1 to 3 feet in the afternoon. a small craft advisory may be
needed. 
.monday night...east wind 10 to 15 knots with gusts to around
25 knots becoming northeast 20 to 25 knots with gusts to around
30 knots after midnight. chance of rain showers in the evening.
slight chance of thunderstorms through the night. rain showers
after midnight. waves 1 to 3 feet building to 3 to 5 feet after
midnight. waves occasionally to 7 feet. a small craft advisory
may be needed. 
.tuesday...northeast wind 10 to 15 knots with gusts to around
20 knots becoming northwest 5 to 10 knots in the late morning and
afternoon. rain showers in the morning. waves 3 to 5 feet. waves
occasionally to 7 feet. a small craft advisory may be needed. 

$$

fzus53 kdlh 180203
nshdlh
expires:202605181000;;741067

nearshore marine forecast
national weather service duluth mn
903 pm cdt sun may 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.


lsz147-181000-
sand island to bayfield wi-
903 pm cdt sun may 17 2026

...small craft advisory in effect until 1 am cdt monday...

.rest of tonight...northeast wind 10 to 15 knots. gusts up to
30 knots. chance of rain showers late in the evening. chance of
thunderstorms through the night. rain showers after midnight.
waves 5 to 8 feet subsiding to 3 to 5 feet toward daybreak. waves
occasionally to 10 feet. 
.monday...northwest wind 5 knots becoming east late in the
afternoon. chance of rain showers and slight chance of
thunderstorms in the morning, then slight chance of rain showers
in the afternoon. waves 2 to 4 feet subsiding to 1 to 3 feet in
the afternoon. a small craft advisory may be needed. 
.monday night...northeast wind 15 to 20 knots with gusts to
around 30 knots. chance of rain showers in the evening. slight
chance of thunderstorms through the night. rain showers after
midnight. waves 1 to 2 feet building to 3 to 5 feet in the late
evening and overnight. waves occasionally to 7 feet. a small
craft advisory may be needed. 
.tuesday...north wind 10 to 15 knots with gusts to around
20 knots becoming northwest 5 to 10 knots in the late morning and
afternoon. rain showers in the morning. waves 3 to 5 feet. waves
occasionally to 7 feet. a small craft advisory may be needed. 

$$

fzus53 kdlh 180203
nshdlh
expires:202605181000;;741069

nearshore marine forecast
national weather service duluth mn
903 pm cdt sun may 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.


lsz121-181000-
chequamegon bay-bayfield to oak point wi-
903 pm cdt sun may 17 2026

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

.rest of tonight...northeast wind 10 to 15 knots with gusts to
around 25 knots easing to 5 knots toward daybreak. chance of rain
showers late in the evening. chance of thunderstorms through the
night. rain showers after midnight. waves 1 to 3 feet. 
.monday...northwest wind 5 knots becoming northeast in the
afternoon. chance of rain showers and slight chance of
thunderstorms in the morning, then slight chance of rain showers
in the afternoon. waves 1 foot or less. 
.monday night...northeast wind 15 to 20 knots with gusts to
around 30 knots. chance of rain showers and slight chance of
thunderstorms in the evening, then rain showers and chance of
thunderstorms after midnight. waves 1 to 3 feet. 
.tuesday...north wind 10 to 15 knots with gusts to around
25 knots becoming northwest with gusts to around 20 knots in the
late morning and afternoon. rain showers in the morning. waves
1 to 2 feet. 

$$

fzus53 kdlh 180203
nshdlh
expires:202605181000;;741060

nearshore marine forecast
national weather service duluth mn
903 pm cdt sun may 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.


lsz140-181000-
grand portage to grand marais mn-
903 pm cdt sun may 17 2026

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

.rest of tonight...northeast wind 20 to 25 knots. gusts up to
30 knots decreasing to 25 knots toward daybreak. slight chance of
showers and thunderstorms late in the evening, then rain showers
and chance of thunderstorms after midnight. waves 4 to 6 feet.
waves occasionally to 7 feet. 
.monday...northeast wind 10 to 15 knots with gusts to around
20 knots. chance of showers and thunderstorms in the morning.
waves 2 to 4 feet. 
.monday night...northeast wind 20 to 25 knots with gales to
around 35 knots. rain showers after midnight. waves 4 to 6 feet.
waves occasionally to 8 feet. a gale warning may be needed. 
.tuesday...north wind 20 to 25 knots with gusts to around
30 knots becoming northwest 15 to 20 knots with gusts to around
25 knots in the afternoon. rain showers in the morning. waves
4 to 7 feet subsiding to 1 to 2 feet. waves occasionally to
9 feet. a small craft advisory may be needed. 

$$

fzus53 kdlh 180203
nshdlh
expires:202605181000;;741061

nearshore marine forecast
national weather service duluth mn
903 pm cdt sun may 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.


lsz141-181000-
grand marais to taconite harbor mn-
903 pm cdt sun may 17 2026

...gale warning in effect until 10 pm cdt this evening...

.rest of tonight...northeast wind 20 to 25 knots with gales to
around 35 knots easing to 10 to 15 knots with gusts to around
25 knots toward daybreak. chance of rain showers late in the
evening. chance of thunderstorms through the night. rain showers
after midnight. waves 4 to 7 feet. waves occasionally to 9 feet. 
.monday...northeast wind 5 to 10 knots becoming northwest late in
the morning, then becoming west early in the afternoon becoming
northeast late in the afternoon. chance of showers and
thunderstorms in the morning. waves 2 to 4 feet subsiding to 1 to
3 feet in the afternoon. a small craft advisory may be needed. 
.monday night...northeast wind 15 to 20 knots with gusts to
around 30 knots. slight chance of rain showers in the evening,
then rain showers after midnight. waves 1 to 3 feet building to
2 to 4 feet after midnight. a small craft advisory may be needed.
.tuesday...north wind 10 to 15 knots with gusts to around
20 knots becoming northwest 5 to 10 knots in the afternoon. rain
showers in the morning. waves 2 to 4 feet subsiding to 1 to
3 feet in the afternoon. 

$$

fzus53 kdlh 180203
nshdlh
expires:202605181000;;741062

nearshore marine forecast
national weather service duluth mn
903 pm cdt sun may 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.


lsz142-181000-
taconite harbor to silver bay harbor mn-
903 pm cdt sun may 17 2026

...gale warning in effect until 10 pm cdt this evening...

.rest of tonight...northeast wind 15 to 20 knots. gusts up to
30 knots decreasing to 20 knots. chance of rain showers late in
the evening. chance of thunderstorms through the night. rain
showers likely after midnight. waves 5 to 8 feet subsiding to
4 to 6 feet toward daybreak. waves occasionally to 11 feet. 
.monday...north wind 5 knots becoming west late in the morning,
then becoming variable 10 knots or less in the afternoon. chance
of showers and thunderstorms in the morning. waves 3 to 5 feet
subsiding to 1 to 2 feet late in the afternoon. a small craft
advisory may be needed. 
.monday night...northeast wind 10 to 15 knots with gusts to
around 25 knots. chance of rain showers in the evening, then rain
showers after midnight. waves 1 to 2 feet building to 2 to 4 feet
after midnight. a small craft advisory may be needed. 
.tuesday...north wind 5 to 10 knots becoming northwest in the
afternoon. rain showers in the morning. waves 2 to 4 feet
subsiding to 1 to 3 feet late in the afternoon. a small craft
advisory may be needed. 

$$

fzus53 kdlh 180203
nshdlh
expires:202605181000;;741063

nearshore marine forecast
national weather service duluth mn
903 pm cdt sun may 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.


lsz143-181000-
silver bay harbor to two harbors mn-
903 pm cdt sun may 17 2026

...gale warning in effect until 10 pm cdt this evening...

.rest of tonight...northeast wind 20 to 25 knots with gales to
around 35 knots easing to 10 to 15 knots with gusts to around
20 knots toward daybreak. chance of rain showers late in the
evening. chance of thunderstorms through the night. rain showers
likely after midnight. waves 6 to 9 feet subsiding to 4 to 6 feet
toward daybreak. waves occasionally to 12 feet. 
.monday...northeast wind 5 knots becoming south in the late
morning and early afternoon, then becoming east late in the
afternoon. chance of rain showers and slight chance of
thunderstorms in the morning. waves 3 to 5 feet subsiding to 1 to
2 feet late in the afternoon. a small craft advisory may be
needed. 
.monday night...northeast wind 15 to 20 knots with gusts to
around 30 knots. chance of rain showers and slight chance of
thunderstorms in the evening, then rain showers after midnight.
waves 1 to 2 feet building to 2 to 4 feet after midnight. a small
craft advisory may be needed. 
.tuesday...north wind 5 to 10 knots with gusts to around 20 knots
becoming northwest in the late morning and afternoon. rain
showers in the morning. waves 2 to 4 feet. a small craft advisory
may be needed. 

$$

fzus53 kdlh 180203
nshdlh
expires:202605181000;;741064

nearshore marine forecast
national weather service duluth mn
903 pm cdt sun may 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.


lsz144-181000-
two harbors to duluth mn-
903 pm cdt sun may 17 2026

...gale warning in effect until 10 pm cdt this evening...

.rest of tonight...northeast wind 20 to 25 knots with gales to
around 35 knots easing to 10 to 15 knots with gusts to around
20 knots toward daybreak. chance of rain showers late in the
evening. chance of thunderstorms through the night. rain showers
after midnight. waves 7 to 10 feet subsiding to 4 to 6 feet
toward daybreak. waves occasionally to 12 feet. 
.monday...northeast wind 5 knots becoming southwest late in the
morning, then becoming southeast early in the afternoon becoming
northeast late in the afternoon. chance of rain showers and
slight chance of thunderstorms in the morning. waves 2 to 4 feet
subsiding to 1 to 3 feet in the afternoon. a small craft advisory
may be needed. 
.monday night...northeast wind 15 to 20 knots. gusts up to
20 knots increasing to 30 knots in the late evening and
overnight. rain showers likely in the evening. slight chance of
thunderstorms through the night. rain showers after midnight.
waves 1 to 2 feet building to 3 to 5 feet in the late evening and
overnight. waves occasionally to 7 feet. a small craft advisory
may be needed. 
.tuesday...north wind 10 to 15 knots with gusts to around
20 knots becoming northwest 5 to 10 knots in the late morning and
afternoon. rain showers in the morning. waves 2 to 4 feet. a
small craft advisory may be needed. 

$$

fzus53 kdlh 180203
nshdlh
expires:202605181000;;741065

nearshore marine forecast
national weather service duluth mn
903 pm cdt sun may 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.


lsz145-181000-
duluth mn to port wing wi-
903 pm cdt sun may 17 2026

...gale warning in effect until 10 pm cdt this evening...

.rest of tonight...northeast wind 20 to 25 knots with gales to
around 40 knots easing to 10 to 15 knots with gusts to around
20 knots toward daybreak. chance of rain showers late in the
evening. chance of thunderstorms through the night. rain showers
after midnight. waves 7 to 10 feet subsiding to 4 to 6 feet
toward daybreak. waves occasionally to 13 feet. 
.monday...northeast wind 5 to 10 knots becoming north late in the
morning, then becoming northeast in the afternoon. slight chance
of thunderstorms in the morning. slight chance of rain showers
through the day. waves 2 to 4 feet subsiding 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. rain showers likely in the evening. slight
chance of thunderstorms through the night. rain showers after
midnight. waves 1 to 2 feet building to 3 to 5 feet in the late
evening and overnight. waves occasionally to 7 feet. a small
craft advisory may be needed. 
.tuesday...north wind 10 to 15 knots with gusts to around
20 knots becoming northwest with gusts to around 20 knots in the
late morning and afternoon. rain showers in the morning. waves
2 to 4 feet. a small craft advisory may be needed. 

$$

fzus53 kmqt 172104
nshmqt
expires:202605180800;;730085

nearshore marine forecast
national weather service marquette mi
503 pm edt sun may 17 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.


lsz242-243-180800-
ontonagon to upper entrance of portage canal mi-
upper entrance of portage canal to eagle river mi-
503 pm edt sun may 17 2026

...small craft advisory in effect until 2 am edt monday...

.late this afternoon...east wind 15 to 20 knots. mostly cloudy
with a slight chance of rain showers. waves 2 to 4 feet. 
.tonight...east wind 10 to 20 knots becoming 10 to 15 knots late.
a chance of showers and thunderstorms through late evening, then
rain showers likely and a chance of thunderstorms by midnight.
waves subsiding to 2 to 3 feet. 
.monday...southwest wind less than 10 knots veering north 10 to
15 knots late. cloudy with a chance of rain showers. waves
subsiding to 1 to 2 feet, then building to 2 to 3 feet. 
.monday night...northeast wind 10 to 20 knots. a chance of rain
showers and a slight chance of thunderstorms in the evening, then
rain showers and a slight chance of thunderstorms after midnight.
waves building to 4 to 7 feet occasionally to 9 feet. 
.tuesday...north wind 20 to 25 knots backing northwest 15 to
25 knots in the afternoon. cloudy. rain showers likely in the
morning. waves building to 7 to 10 feet occasionally to 13 feet,
then subsiding to 3 to 6 feet occasionally to 8 feet. 

$$

fzus53 kmqt 172104
nshmqt
expires:202605180800;;730084

nearshore marine forecast
national weather service marquette mi
503 pm edt sun may 17 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.


lsz240-241-180800-
saxon harbor wi to black river mi-
black river to ontonagon mi-
503 pm edt sun may 17 2026 /403 pm cdt sun may 17 2026/

...small craft advisory in effect until 5 am edt /4 am cdt/
monday...

.late this afternoon...northeast wind 15 to 25 knots. mostly
cloudy with a slight chance of showers and thunderstorms. waves
4 to 7 feet occasionally to 9 feet building to 5 to 8 feet
occasionally to 10 feet. 
.tonight...east wind 10 to 20 knots. a chance of showers and
thunderstorms through late evening, then rain showers likely and
a chance of thunderstorms by midnight. waves subsiding to 2 to
3 feet. 
.monday...west wind less than 10 knots veering northeast 5 to
15 knots late. cloudy with a chance of rain showers. waves
subsiding to 1 to 2 feet, then building to 2 to 3 feet. 
.monday night...northeast wind 10 to 20 knots. a slight chance of
showers and thunderstorms in the evening, then rain showers and a
slight chance of thunderstorms after midnight. waves building to
5 to 8 feet occasionally to 10 feet. 
.tuesday...north wind 15 to 25 knots backing west 10 to 20 knots
in the afternoon. cloudy. rain showers likely in the morning.
waves building to 6 to 9 feet occasionally to 11 feet, then
subsiding to 3 to 5 feet occasionally to 7 feet. 

$$