fzus53 kdlh 232258
nshdlh
expires:202512240500;;107121

nearshore marine forecast
national weather service duluth mn
458 pm cst tue dec 23 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.


lsz142-240500-
taconite harbor to silver bay harbor mn-
458 pm cst tue dec 23 2025

...small craft advisory in effect until 6 pm cst this evening...

.tonight...northwest wind 5 knots early in the evening becoming
variable 10 knots or less, then becoming northeast 5 knots after
midnight becoming south. chance of flurries late in the night.
waves 1 foot or less. 
.wednesday...south wind 5 knots becoming west late in the
afternoon. chance of flurries in the morning. waves 1 foot or
less. 
.wednesday night...north wind 5 knots becoming northeast early in
the morning. partly cloudy. waves 1 foot or less. 
.thursday...east wind 15 to 20 knots with gusts to around
30 knots becoming east 15 to 20 knots with gales to around
35 knots late in the afternoon. chance of snow in the afternoon.
waves 1 to 3 feet building to 3 to 5 feet in the afternoon. waves
occasionally to 7 feet. a gale warning may be needed. 

$$

fzus53 kdlh 232258
nshdlh
expires:202512240500;;107122

nearshore marine forecast
national weather service duluth mn
458 pm cst tue dec 23 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.


lsz143-240500-
silver bay harbor to two harbors mn-
458 pm cst tue dec 23 2025

.tonight...north wind 5 knots becoming southeast late in the
night. chance of flurries after midnight. waves 1 foot or less. 
.wednesday...south wind 5 knots becoming west in the afternoon.
chance of flurries in the morning. waves 1 foot or less. 
.wednesday night...north wind 5 knots becoming northeast 10 to
15 knots with gusts to around 20 knots after midnight. partly
cloudy. waves 1 foot or less. 
.thursday...east wind 15 to 20 knots. gusts up to 25 knots
increasing to 35 knots. chance of snow and slight chance of light
freezing rain in the afternoon. waves 1 to 2 feet building to
3 to 5 feet in the late morning and afternoon. a gale warning may
be needed. 

$$

fzus53 kdlh 232258
nshdlh
expires:202512240500;;107123

nearshore marine forecast
national weather service duluth mn
458 pm cst tue dec 23 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.


lsz144-240500-
two harbors to duluth mn-
458 pm cst tue dec 23 2025

.tonight...north wind 5 to 10 knots becoming southeast after
midnight. chance of flurries after midnight. waves 1 foot or
less. 
.wednesday...south wind 5 knots becoming west in the afternoon.
chance of flurries in the morning. waves 1 foot or less. 
.wednesday night...north wind 5 knots becoming northeast 10 to
15 knots after midnight. partly cloudy. waves 1 foot or less. 
.thursday...east wind 15 to 20 knots. gusts up to 25 knots
increasing to 30 knots in the afternoon. slight chance of light
freezing rain and snow in the afternoon. waves 1 to 3 feet
building to 3 to 5 feet in the late morning and afternoon. waves
occasionally to 7 feet. a small craft advisory may be needed. 

$$

fzus53 kdlh 232258
nshdlh
expires:202512240500;;107124

nearshore marine forecast
national weather service duluth mn
458 pm cst tue dec 23 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.


lsz145-240500-
duluth mn to port wing wi-
458 pm cst tue dec 23 2025

.tonight...north wind 5 to 10 knots becoming northeast late in
the evening, then becoming southeast after midnight. chance of
flurries after midnight. waves 1 foot or less. 
.wednesday...south wind 5 knots becoming west in the afternoon.
chance of flurries in the morning. waves 1 foot or less. 
.wednesday night...north wind 5 to 10 knots becoming northeast
10 to 15 knots with gusts to around 20 knots after midnight.
partly cloudy. waves 1 to 2 feet. 
.thursday...east wind 15 to 20 knots. gusts up to 25 knots in the
late morning and afternoon. slight chance of light freezing rain
and snow in the afternoon. waves 1 to 3 feet building to 2 to
4 feet in the late morning and afternoon. a small craft advisory
may be needed. 

$$

fzus53 kdlh 232258
nshdlh
expires:202512240500;;107125

nearshore marine forecast
national weather service duluth mn
458 pm cst tue dec 23 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.


lsz146-240500-
port wing to sand island wi-
458 pm cst tue dec 23 2025

.tonight...north wind 5 to 10 knots becoming northeast late in
the evening, then becoming southeast after midnight. chance of
flurries after midnight. waves 1 foot or less. 
.wednesday...south wind 5 knots becoming west in the afternoon.
chance of flurries in the morning. waves 1 foot or less. 
.wednesday night...northwest wind 5 to 10 knots becoming
northeast 10 to 15 knots with gusts to around 20 knots early in
the morning. partly cloudy. waves 1 to 2 feet. 
.thursday...east wind 15 to 20 knots. gusts up to 25 knots in the
late morning and afternoon. chance of snow in the afternoon.
waves 1 to 3 feet building to 2 to 4 feet in the late morning and
afternoon. 

$$