fzus53 kdlh 180815
nshdlh
expires:202604181600;;571107

nearshore marine forecast
national weather service duluth mn
315 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-
315 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.
partly sunny. 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 180815
nshdlh
expires:202604181600;;571108

nearshore marine forecast
national weather service duluth mn
315 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-
315 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.
partly sunny. 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 180815
nshdlh
expires:202604181600;;571109

nearshore marine forecast
national weather service duluth mn
315 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-
315 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.
partly sunny. 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 kdlh 180815
nshdlh
expires:202604181600;;571110

nearshore marine forecast
national weather service duluth mn
315 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-
315 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 early in the afternoon. chance of sprinkles
late 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 180815
nshdlh
expires:202604181600;;571111

nearshore marine forecast
national weather service duluth mn
315 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-
315 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.

$$