fzus53 kdlh 310635
nshdlh
expires:202603311600;;576711

nearshore marine forecast
national weather service duluth mn
135 am cdt tue mar 31 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.


lsz142-311600-
taconite harbor to silver bay harbor mn-
135 am cdt tue mar 31 2026

...small craft advisory in effect through this evening...
...gale watch in effect from thursday morning through late
thursday night...

.today...northeast wind 10 to 15 knots with gusts to around
20 knots easing to 5 knots late in the afternoon. snow likely in
the morning, then chance of snow in the afternoon. waves 4 to
6 feet. waves occasionally to 8 feet. 
.tonight...northeast wind 5 knots becoming north late in the
evening, then becoming northeast after midnight. slight chance of
snow in the evening. waves 2 to 4 feet subsiding to 1 to 3 feet
early in the morning. 
.wednesday...east wind 15 to 20 knots. gusts up to 25 knots.
partly sunny. waves 2 to 4 feet subsiding to 3 to 5 feet in the
afternoon. waves occasionally to 7 feet. a small craft advisory
may be needed. 
.wednesday night...east wind 15 to 20 knots. gusts up to 25 knots
increasing to 30 knots in the late evening and overnight. slight
chance of snow after midnight. waves 4 to 7 feet. waves
occasionally to 9 feet. a small craft advisory may be needed. 

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

$$

fzus53 kdlh 310635
nshdlh
expires:202603311600;;576712

nearshore marine forecast
national weather service duluth mn
135 am cdt tue mar 31 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.


lsz143-311600-
silver bay harbor to two harbors mn-
135 am cdt tue mar 31 2026

...small craft advisory in effect through this evening...
...gale watch in effect from thursday morning through late
thursday night...

.today...northeast wind 15 to 20 knots with gusts to around
25 knots easing to 5 to 10 knots late in the afternoon. snow
likely, slight chance of light freezing rain and light sleet
early in the morning, then chance of snow late in the morning.
slight chance of snow in the afternoon. waves 4 to 6 feet. waves
occasionally to 8 feet. 
.tonight...northeast wind 10 to 15 knots with gusts to around
20 knots. mostly cloudy. waves 2 to 4 feet. 
.wednesday...east wind 20 to 25 knots. slight chance of snow in
the afternoon. waves 2 to 4 feet subsiding to 4 to 6 feet in the
afternoon. waves occasionally to 8 feet. a small craft advisory
may be needed. 
.wednesday night...east wind 20 to 25 knots with gusts to around
30 knots. slight chance of snow in the evening, then chance of
snow after midnight. waves 5 to 8 feet. waves occasionally to
10 feet. a small craft advisory may be needed. 

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

$$

fzus53 kdlh 310635
nshdlh
expires:202603311600;;576713

nearshore marine forecast
national weather service duluth mn
135 am cdt tue mar 31 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.


lsz144-311600-
two harbors to duluth mn-
135 am cdt tue mar 31 2026

...small craft advisory in effect through this afternoon...
...gale watch in effect from thursday morning through late
thursday night...

.today...northeast wind 15 to 20 knots with gusts to around
25 knots easing to 5 to 10 knots late in the afternoon. chance of
rain, snow and slight chance of light sleet early in the morning,
then slight chance of rain and snow late in the morning. waves
4 to 6 feet. waves occasionally to 8 feet. 
.tonight...northeast wind 10 to 15 knots. gusts up to 20 knots
early in the morning. mostly cloudy. waves 2 to 4 feet subsiding
to 1 to 3 feet after midnight. 
.wednesday...east wind 20 to 25 knots. gusts up to 30 knots.
slight chance of snow in the afternoon. waves 2 to 4 feet
subsiding to 4 to 6 feet in the afternoon. waves occasionally to
8 feet. a small craft advisory may be needed. 
.wednesday night...east wind 20 to 25 knots with gusts to around
30 knots. slight chance of snow in the evening, then chance of
snow after midnight. waves 5 to 8 feet. waves occasionally to
10 feet. a small craft advisory may be needed. 

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

$$

fzus53 kdlh 310635
nshdlh
expires:202603311600;;576714

nearshore marine forecast
national weather service duluth mn
135 am cdt tue mar 31 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.


lsz145-311600-
duluth mn to port wing wi-
135 am cdt tue mar 31 2026

...small craft advisory in effect through this afternoon...
...gale watch in effect from thursday morning through late
thursday night...

.today...northeast wind 15 to 20 knots easing to 5 to 10 knots
late in the afternoon. chance of rain, snow and light freezing
rain early in the morning, then slight chance of rain and snow
late in the morning. waves 4 to 6 feet subsiding to 2 to 4 feet
late in the afternoon. waves occasionally to 8 feet. 
.tonight...north wind 10 to 15 knots. gusts up to 20 knots early
in the morning. mostly cloudy. waves 1 to 3 feet. 
.wednesday...east wind 20 to 25 knots with gusts to around
30 knots. slight chance of snow in the afternoon. waves 4 to
6 feet. waves occasionally to 8 feet. a small craft advisory may
be needed. 
.wednesday night...east wind 20 to 25 knots with gusts to around
30 knots. slight chance of snow in the evening, then chance of
snow after midnight. waves 4 to 7 feet. waves occasionally to
9 feet. a small craft advisory may be needed. 

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

$$

fzus53 kdlh 310635
nshdlh
expires:202603311600;;576715

nearshore marine forecast
national weather service duluth mn
135 am cdt tue mar 31 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.


lsz146-311600-
port wing to sand island wi-
135 am cdt tue mar 31 2026

...small craft advisory in effect through this evening...
...gale watch in effect from thursday morning through late
thursday night...

.today...northeast wind 15 to 20 knots easing to 5 to 10 knots
late in the afternoon. snow likely, chance of rain and light
freezing rain likely early in the morning, then chance of snow
and slight chance of rain late in the morning. waves 4 to 6 feet.
waves occasionally to 8 feet. 
.tonight...north wind 10 to 15 knots becoming northeast with
gusts to around 20 knots early in the morning. mostly cloudy.
waves 2 to 4 feet subsiding to 1 to 3 feet after midnight. 
.wednesday...east wind 20 to 25 knots. slight chance of snow in
the afternoon. waves 3 to 5 feet. waves occasionally to 7 feet. a
small craft advisory may be needed. 
.wednesday night...east wind 20 to 25 knots. gusts up to 30 knots
in the evening then 30 knots early in the morning. slight chance
of snow in the evening, then chance of snow after midnight. waves
4 to 6 feet. waves occasionally to 8 feet. a small craft advisory
may be needed. 

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

$$