fzus53 kdlh 181936
nshdlh
expires:202604190400;;597349

nearshore marine forecast
national weather service duluth mn
236 pm 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.


lsz142-190400-
taconite harbor to silver bay harbor mn-
236 pm cdt sat apr 18 2026

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

.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 early in the evening then becoming
partly cloudy. 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 knots until early morning
becoming variable 10 knots or less. mostly clear. waves 1 foot or
less. 
.monday...south wind 5 to 10 knots. partly sunny. waves 1 foot or
less. 

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

$$

fzus53 kdlh 181936
nshdlh
expires:202604190400;;597350

nearshore marine forecast
national weather service duluth mn
236 pm 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.


lsz143-190400-
silver bay harbor to two harbors mn-
236 pm cdt sat apr 18 2026

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

.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. 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. sunny. waves 1 foot or
less. 
.sunday night...northwest wind 5 knots until early morning
becoming variable 10 knots or less. mostly clear. waves 1 foot or
less. 
.monday...south wind 10 to 15 knots. partly sunny. waves 1 to
2 feet. 

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

$$

fzus53 kdlh 181936
nshdlh
expires:202604190400;;597351

nearshore marine forecast
national weather service duluth mn
236 pm 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.


lsz144-190400-
two harbors to duluth mn-
236 pm cdt sat apr 18 2026

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

.tonight...west wind 20 to 25 knots with gusts to around 30 knots
becoming northwest 5 to 10 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 5 to 10 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. 
.monday...south wind 10 to 15 knots with gusts to around
20 knots. partly sunny. waves 1 to 3 feet. 

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

$$

fzus53 kdlh 181936
nshdlh
expires:202604190400;;597352

nearshore marine forecast
national weather service duluth mn
236 pm 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.


lsz145-190400-
duluth mn to port wing wi-
236 pm cdt sat apr 18 2026

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

.tonight...west wind 20 to 25 knots with gusts to around 30 knots
becoming northwest 10 to 15 knots after midnight. mostly cloudy
then becoming partly cloudy in the late evening and early morning
then becoming mostly cloudy. waves 3 to 5 feet subsiding to 1 to
3 feet after midnight. waves occasionally to 7 feet. 
.sunday...northwest wind 5 to 10 knots. 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. 
.monday...south wind 15 to 20 knots with gusts to around
25 knots. partly sunny. waves 1 to 2 feet. 

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

$$

fzus53 kdlh 181936
nshdlh
expires:202604190400;;597353

nearshore marine forecast
national weather service duluth mn
236 pm 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.


lsz146-190400-
port wing to sand island wi-
236 pm cdt sat apr 18 2026

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

.tonight...west wind 15 to 20 knots with gusts to around 25 knots
becoming northwest 10 to 15 knots with gusts to around 20 knots
in the late evening and overnight. mostly cloudy early 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 5 to 10 knots. mostly sunny. waves 1 to
3 feet. 
.sunday night...north wind 5 knots becoming south early in the
morning. mostly clear. waves 1 foot or less. 
.monday...south wind 5 to 10 knots. partly sunny. waves 1 foot or
less. 

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

$$