fzus53 kdlh 212317
nshdlh
expires:202608221000;;134863

nearshore marine forecast
national weather service duluth mn
617 pm cdt fri aug 21 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.


lsz148-221000-
oak point to saxon harbor wi-
617 pm cdt fri aug 21 2026

.rest of tonight...southwest wind 5 knots becoming west after
midnight. chance of sprinkles in the evening. slight chance of
thunderstorms through the night. chance of rain showers after
midnight. waves 1 foot or less. 
.saturday...northwest wind 5 to 10 knots. gusts up to 20 knots in
the late morning and afternoon. sunny. waves 1 to 2 feet. 
.saturday night...north wind 5 to 10 knots. partly cloudy. waves
1 foot or less. 
.sunday...north wind 5 to 10 knots becoming northeast in the
afternoon. sunny. waves 1 foot or less. 

$$

fzus53 kdlh 212317
nshdlh
expires:202608221000;;134859

nearshore marine forecast
national weather service duluth mn
617 pm cdt fri aug 21 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.


lsz146-221000-
port wing to sand island wi-
617 pm cdt fri aug 21 2026

.rest of tonight...southwest wind 5 knots becoming west in the
late evening and overnight. slight chance of showers early in the
evening, then chance of showers and slight chance of
thunderstorms late in the evening. chance of sprinkles after
midnight. waves 1 foot or less. 
.saturday...northwest wind 5 to 10 knots. sunny. waves 1 foot or
less. 
.saturday night...north wind 5 knots. mostly clear. waves 1 foot
or less. 
.sunday...northeast wind 5 knots until late afternoon becoming
variable 10 knots or less. sunny. waves 1 foot or less. 

$$

fzus53 kdlh 212317
nshdlh
expires:202608221000;;134860

nearshore marine forecast
national weather service duluth mn
617 pm cdt fri aug 21 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.


lsz147-221000-
sand island to bayfield wi-
617 pm cdt fri aug 21 2026

.rest of tonight...southwest wind 5 knots becoming northwest
after midnight. chance of sprinkles through the night. slight
chance of thunderstorms in the late evening and early morning.
waves 1 foot or less. 
.saturday...northwest wind 5 to 10 knots. gusts up to 20 knots in
the late morning and early afternoon. sunny. waves 1 foot or
less. 
.saturday night...north wind 5 to 10 knots. mostly clear. waves
1 foot or less. 
.sunday...northeast wind 5 to 10 knots becoming southeast late in
the afternoon. sunny. waves 1 foot or less. 

$$

fzus53 kdlh 212317
nshdlh
expires:202608221000;;134862

nearshore marine forecast
national weather service duluth mn
617 pm cdt fri aug 21 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.


lsz121-221000-
chequamegon bay-bayfield to oak point wi-
617 pm cdt fri aug 21 2026

.rest of tonight...northwest wind 5 knots becoming southwest late
in the evening, then becoming west after midnight. chance of
sprinkles and slight chance of thunderstorms. waves 1 foot or
less. 
.saturday...northwest wind 5 to 10 knots. gusts up to 20 knots in
the afternoon. sunny. waves 1 foot or less. 
.saturday night...north wind 5 to 10 knots. partly cloudy. waves
1 foot or less. 
.sunday...north wind 5 knots becoming northeast in the afternoon.
sunny. waves 1 foot or less. 

$$

fzus53 kdlh 212317
nshdlh
expires:202608221000;;134853

nearshore marine forecast
national weather service duluth mn
617 pm cdt fri aug 21 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.


lsz140-221000-
grand portage to grand marais mn-
617 pm cdt fri aug 21 2026

.rest of tonight...southwest wind 5 to 10 knots becoming
northwest after midnight. chance of rain showers early in the
evening, then slight chance of rain showers late in the evening.
chance of sprinkles after midnight. waves 1 foot or less. 
.saturday...northwest wind 5 to 10 knots. gusts up to 20 knots
late in the morning. mostly sunny. waves 1 to 2 feet. 
.saturday night...north wind 10 to 15 knots with gusts to around
20 knots. mostly clear. waves 1 to 2 feet. 
.sunday...north wind 5 to 10 knots with gusts to around 20 knots
becoming south with gusts to around 20 knots in the afternoon.
sunny. waves 1 to 2 feet. 

$$

fzus53 kdlh 212317
nshdlh
expires:202608221000;;134854

nearshore marine forecast
national weather service duluth mn
617 pm cdt fri aug 21 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.


lsz141-221000-
grand marais to taconite harbor mn-
617 pm cdt fri aug 21 2026

.rest of tonight...west wind 5 knots becoming northwest after
midnight. chance of rain showers early in the evening, then
slight chance of showers and thunderstorms late in the evening.
chance of sprinkles after midnight. waves 1 foot or less. 
.saturday...northwest wind 5 to 10 knots with gusts to around
20 knots. mostly sunny. waves 1 foot or less. 
.saturday night...north wind 5 to 10 knots. mostly clear. waves
1 foot or less. 
.sunday...north wind 5 knots becoming south in the afternoon.
mostly sunny. waves 1 foot or less. 

$$

fzus53 kdlh 212317
nshdlh
expires:202608221000;;134855

nearshore marine forecast
national weather service duluth mn
617 pm cdt fri aug 21 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.


lsz142-221000-
taconite harbor to silver bay harbor mn-
617 pm cdt fri aug 21 2026

.rest of tonight...southwest wind 5 knots becoming northwest in
the late evening and overnight. slight chance of rain showers in
the evening. slight chance of thunderstorms late in the evening,
then chance of sprinkles after midnight. waves 1 foot or less. 
.saturday...northwest wind 5 to 10 knots with gusts to around
20 knots. sunny. waves 1 foot or less. 
.saturday night...north wind 5 knots. partly cloudy. waves 1 foot
or less. 
.sunday...north wind 5 knots early in the morning becoming
variable 10 knots or less, then becoming southeast 5 knots in the
afternoon. sunny. waves 1 foot or less. 

$$

fzus53 kdlh 212317
nshdlh
expires:202608221000;;134856

nearshore marine forecast
national weather service duluth mn
617 pm cdt fri aug 21 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.


lsz143-221000-
silver bay harbor to two harbors mn-
617 pm cdt fri aug 21 2026

.rest of tonight...southwest wind 5 to 10 knots becoming
northwest in the late evening and overnight. chance of rain
showers early in the evening, then slight chance of showers and
thunderstorms late in the evening. chance of sprinkles after
midnight. waves 1 foot or less. 
.saturday...northwest wind 5 to 10 knots. sunny. waves 1 foot or
less. 
.saturday night...north wind 5 knots. partly cloudy. waves 1 foot
or less. 
.sunday...north wind 5 knots early in the morning becoming
northeast, then becoming southeast early in the afternoon
becoming variable 10 knots or less. sunny. waves 1 foot or less. 

$$

fzus53 kdlh 212317
nshdlh
expires:202608221000;;134857

nearshore marine forecast
national weather service duluth mn
617 pm cdt fri aug 21 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.


lsz144-221000-
two harbors to duluth mn-
617 pm cdt fri aug 21 2026

.rest of tonight...west wind 5 knots becoming northwest after
midnight. chance of rain showers early in the evening, then
slight chance of showers and thunderstorms late in the evening.
chance of sprinkles after midnight. waves 1 foot or less. 
.saturday...northwest wind 5 to 10 knots with gusts to around
20 knots. sunny. waves 1 foot or less. 
.saturday night...north wind 5 to 10 knots. mostly clear. waves
1 foot or less. 
.sunday...north wind 5 knots becoming east in the late morning
and afternoon. sunny. waves 1 foot or less. 

$$

fzus53 kdlh 212317
nshdlh
expires:202608221000;;134858

nearshore marine forecast
national weather service duluth mn
617 pm cdt fri aug 21 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.


lsz145-221000-
duluth mn to port wing wi-
617 pm cdt fri aug 21 2026

.rest of tonight...west wind 5 to 10 knots becoming northwest
after midnight. chance of rain showers early in the evening, then
slight chance of showers and thunderstorms late in the evening.
chance of sprinkles after midnight. waves 1 foot or less. 
.saturday...northwest wind 5 to 10 knots. gusts up to 20 knots in
the late morning and afternoon. sunny. waves 1 to 2 feet. 
.saturday night...north wind 5 to 10 knots. mostly clear. waves
1 foot or less. 
.sunday...north wind 5 knots becoming northeast in the afternoon.
sunny. waves 1 foot or less. 

$$

fzus53 kmqt 212102
nshmqt
expires:202608220800;;128871

nearshore marine forecast
national weather service marquette mi
502 pm edt fri aug 21 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.


lsz242-243-220800-
ontonagon to upper entrance of portage canal mi-
upper entrance of portage canal to eagle river mi-
502 pm edt fri aug 21 2026

.late this afternoon...west wind less than 10 knots. mostly
cloudy. waves calm to 1 foot. 
.tonight...west wind less than 10 knots veering northwest 10 to
15 knots late. partly cloudy. a slight chance of showers and
thunderstorms by midnight. waves calm to 1 foot. 
.saturday...northwest wind 10 to 15 knots diminishing to less
than 10 knots late. mostly sunny. waves building to 1 to 2 feet. 
.saturday night...north wind 10 to 20 knots. mostly clear. waves
building to 2 to 3 feet. 
.sunday...north wind 10 to 20 knots backing northwest less than
10 knots in the afternoon. mostly sunny. waves building to 2 to
4 feet, then subsiding to 1 to 2 feet. 

$$

fzus53 kmqt 212102
nshmqt
expires:202608220800;;128870

nearshore marine forecast
national weather service marquette mi
502 pm edt fri aug 21 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.


lsz240-241-220800-
saxon harbor wi to black river mi-
black river to ontonagon mi-
502 pm edt fri aug 21 2026 /402 pm cdt fri aug 21 2026/

.late this afternoon...west wind less than 10 knots. partly
cloudy. waves calm to 1 foot. 
.tonight...variable wind less than 10 knots becoming west less
than 10 knots late. mostly clear. a chance of showers and a
slight chance of thunderstorms by midnight. a slight chance of
showers and thunderstorms late. waves calm to 1 foot. 
.saturday...northwest wind 5 to 15 knots. mostly sunny. a slight
chance of showers through mid morning. waves building to 1 to
2 feet. 
.saturday night...north wind 10 to 15 knots. mostly clear. waves
building to 2 to 3 feet. 
.sunday...north wind 10 to 15 knots veering northeast less than
10 knots in the afternoon. sunny. waves subsiding to 1 to 2 feet.

$$