• CLASSIC IWINDSURF
    Classic myiWindsurfClassic Wind & Weather maps and graphs
Hello Guest
 • 

Classic iWindsurf
kiter? see iKitesurf.com
Grab the iWindsurf Mobile App & Sign On to the New iWindsurf Website
Hi guest · Get your free membership now · Log In ·
WI - MN / IA

Real-Time Data
 > Dynamic Map
 > Wind Obs Map
 > Radar + Satellite Map
 > Wind Obs Summary

Computer Forecasts
 > Model Tables
 > Wind Vector Fx Map
 > Wind FlowViz Fx Map

More Maps

Other Resources
Wind Graphs
Meteograms

Watches/Warnings
>None Active

New iWindsurf: Select your region for wind observations & forecasts:
North America | Europe | South America | Australia & Oceania | Asia | Africa

fzus53 kdlh 230254
nshdlh
expires:202610231000;;026000

nearshore marine forecast
national weather service duluth mn
953 pm cdt thu oct 22 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.


lsz121-231000-
chequamegon bay-bayfield to oak point wi-
953 pm cdt thu oct 22 2026

.rest of tonight...north wind 5 knots late in the evening
becoming variable 10 knots or less. widespread dense fog in the
late evening and early morning, then areas of dense fog toward
daybreak. waves 1 foot or less. 
.friday...variable winds 10 knots or less becoming southeast 5 to
10 knots in the late morning and afternoon. areas of dense fog in
the morning. waves 1 foot or less. 
.friday night...south wind 10 to 15 knots with gusts to around
20 knots. chance of sprinkles in the evening. slight chance of
showers and thunderstorms after midnight. waves 1 foot or less. 
.saturday...south wind 10 to 15 knots with gusts to around
25 knots. chance of rain showers in the afternoon. waves 1 to
2 feet. 

$$
fzus53 kdlh 230254
nshdlh
expires:202610231000;;025991

nearshore marine forecast
national weather service duluth mn
953 pm cdt thu oct 22 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.


lsz140-231000-
grand portage to grand marais mn-
953 pm cdt thu oct 22 2026

...dense fog advisory in effect until 10 am cdt friday...

.rest of tonight...northeast wind 5 to 10 knots. patchy dense
fog. waves 1 foot or less. 
.friday...east wind 5 knots. patchy dense fog in the morning.
waves 1 foot or less. 
.friday night...east wind 5 to 10 knots becoming southeast 10 to
15 knots with gusts to around 20 knots after midnight. patchy fog
in the evening. slight chance of showers and thunderstorms after
midnight. waves 1 to 3 feet building to 2 to 4 feet early in the
morning. 
.saturday...south wind 15 to 20 knots becoming southwest 10 to
15 knots late in the afternoon. gusts up to 25 knots. slight
chance of rain showers through the day. waves 2 to 4 feet. a
small craft advisory may be needed. 

$$
fzus53 kdlh 230254
nshdlh
expires:202610231000;;025992

nearshore marine forecast
national weather service duluth mn
953 pm cdt thu oct 22 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.


lsz141-231000-
grand marais to taconite harbor mn-
953 pm cdt thu oct 22 2026

...dense fog advisory in effect until 10 am cdt friday...

.rest of tonight...east wind 5 to 10 knots. patchy dense fog
through the night. waves 1 foot or less. 
.friday...east wind 5 knots. patchy dense fog in the morning.
waves 1 foot or less. 
.friday night...east wind 5 to 10 knots becoming southeast early
in the morning. patchy fog in the evening. chance of rain showers
and slight chance of thunderstorms after midnight. waves 1 to
2 feet. 
.saturday...southeast wind 5 to 10 knots becoming southwest with
gusts to around 20 knots late in the afternoon. slight chance of
rain showers in the morning, then chance of rain showers in the
afternoon. waves 1 to 2 feet building to 1 to 3 feet in the late
morning and afternoon. 

$$
fzus53 kdlh 230254
nshdlh
expires:202610231000;;025993

nearshore marine forecast
national weather service duluth mn
953 pm cdt thu oct 22 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.


lsz142-231000-
taconite harbor to silver bay harbor mn-
953 pm cdt thu oct 22 2026

...dense fog advisory in effect until 10 am cdt friday...

.rest of tonight...northeast wind 5 knots. areas of dense fog
late in the evening, then patchy dense fog after midnight. areas
of dense fog toward daybreak. waves 1 foot or less. 
.friday...northeast wind 5 knots. areas of dense fog in the
morning, then patchy fog in the afternoon. waves 1 foot or less. 
.friday night...northeast wind 5 knots becoming east early in the
morning. areas of fog in the evening. slight chance of rain
showers in the evening, then chance of rain showers and slight
chance of thunderstorms after midnight. waves 1 foot or less. 
.saturday...southeast wind 5 to 10 knots becoming southwest 10 to
15 knots with gusts to around 25 knots late in the afternoon.
slight chance of rain showers in the morning, then chance of rain
showers in the afternoon. waves 1 to 3 feet. 

$$
fzus53 kdlh 230254
nshdlh
expires:202610231000;;025994

nearshore marine forecast
national weather service duluth mn
953 pm cdt thu oct 22 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.


lsz143-231000-
silver bay harbor to two harbors mn-
953 pm cdt thu oct 22 2026

...dense fog advisory in effect until 10 am cdt friday...

.rest of tonight...northeast wind 5 knots. areas of dense fog.
waves 1 foot or less. 
.friday...northeast wind 5 to 10 knots. patchy dense fog in the
morning. waves 1 foot or less. 
.friday night...northeast wind 5 to 10 knots becoming east early
in the morning. patchy fog in the evening. chance of sprinkles in
the evening, then chance of rain showers and slight chance of
thunderstorms after midnight. waves 1 to 2 feet. 
.saturday...southeast wind 10 to 15 knots with gusts to around
20 knots becoming southwest with gusts to around 25 knots in the
late morning and afternoon. slight chance of rain showers in the
morning. chance of rain showers in the afternoon. waves 1 to
2 feet building to 1 to 3 feet in the late morning and afternoon.

$$
fzus53 kdlh 230254
nshdlh
expires:202610231000;;025995

nearshore marine forecast
national weather service duluth mn
953 pm cdt thu oct 22 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.


lsz144-231000-
two harbors to duluth mn-
953 pm cdt thu oct 22 2026

...dense fog advisory in effect until 10 am cdt friday...

.rest of tonight...northeast wind 5 to 10 knots. areas of dense
fog. waves 1 to 2 feet. 
.friday...northeast wind 5 to 10 knots. patchy dense fog in the
morning. waves 1 foot or less. 
.friday night...east wind 5 to 10 knots becoming southeast 10 to
15 knots with gusts to around 20 knots after midnight. patchy fog
in the evening. chance of rain showers in the evening, then
slight chance of rain showers after midnight. waves 1 to 2 feet. 
.saturday...south wind 10 to 15 knots becoming southwest in the
afternoon. gusts up to 25 knots. slight chance of rain showers in
the morning. chance of rain showers in the afternoon. waves 1 to
3 feet. 

$$
fzus53 kdlh 230254
nshdlh
expires:202610231000;;025996

nearshore marine forecast
national weather service duluth mn
953 pm cdt thu oct 22 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.


lsz145-231000-
duluth mn to port wing wi-
953 pm cdt thu oct 22 2026

...dense fog advisory in effect until 10 am cdt friday...

.rest of tonight...northeast wind 5 to 10 knots. areas of dense
fog in the late evening and early morning, then widespread dense
fog toward daybreak. waves 1 to 2 feet. 
.friday...northeast wind 5 to 10 knots. gusts up to 20 knots late
in the afternoon. patchy dense fog in the morning. waves 1 foot
or less. 
.friday night...east wind 5 to 10 knots becoming south 10 to
15 knots with gusts to around 25 knots after midnight. chance of
rain showers in the evening, then slight chance of rain showers
after midnight. waves 1 to 2 feet. 
.saturday...south wind 15 to 20 knots becoming southwest late in
the afternoon. gusts up to 25 knots. chance of rain showers in
the afternoon. waves 1 to 3 feet. 

$$
fzus53 kdlh 230254
nshdlh
expires:202610231000;;025997

nearshore marine forecast
national weather service duluth mn
953 pm cdt thu oct 22 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.


lsz146-231000-
port wing to sand island wi-
953 pm cdt thu oct 22 2026

...dense fog advisory in effect until 10 am cdt friday...

.rest of tonight...northeast wind 5 knots. areas of dense fog
late in the evening, then widespread dense fog after midnight.
areas of dense fog toward daybreak. waves 1 foot or less. 
.friday...northeast wind 5 to 10 knots. areas of dense fog in the
morning. waves 1 foot or less. 
.friday night...east wind 5 to 10 knots becoming south 10 to
15 knots with gusts to around 25 knots in the late evening and
overnight. chance of sprinkles in the evening. slight chance of
showers and thunderstorms after midnight. waves 1 to 2 feet. 
.saturday...south wind 10 to 15 knots becoming southwest late in
the afternoon. gusts up to 25 knots. chance of rain showers in
the afternoon. waves 1 to 3 feet. 

$$
fzus53 kdlh 230254
nshdlh
expires:202610231000;;025998

nearshore marine forecast
national weather service duluth mn
953 pm cdt thu oct 22 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.


lsz147-231000-
sand island to bayfield wi-
953 pm cdt thu oct 22 2026

...dense fog advisory in effect until 10 am cdt friday...

.rest of tonight...northeast wind 5 knots in the late evening and
early morning becoming variable 10 knots or less. areas of dense
fog late in the evening, then widespread dense fog after
midnight. areas of dense fog toward daybreak. waves 1 foot or
less. 
.friday...variable winds 10 knots or less becoming east 5 knots
in the afternoon. patchy dense fog in the morning. waves 1 foot
or less. 
.friday night...southeast wind 5 to 10 knots becoming south with
gusts to around 20 knots after midnight. slight chance of showers
and thunderstorms after midnight. waves 1 foot or less. 
.saturday...south wind 10 to 15 knots with gusts to around
25 knots becoming southwest with gusts to around 20 knots late in
the afternoon. chance of rain showers in the afternoon. waves
1 to 2 feet. 

$$
fzus53 kdlh 230254
nshdlh
expires:202610231000;;026001

nearshore marine forecast
national weather service duluth mn
953 pm cdt thu oct 22 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.


lsz148-231000-
oak point to saxon harbor wi-
953 pm cdt thu oct 22 2026

.rest of tonight...northwest wind 5 knots becoming southeast
after midnight. widespread dense fog in the late evening and
early morning, then areas of dense fog toward daybreak. waves
1 foot or less. 
.friday...southeast wind 5 knots. patchy fog in the morning.
waves 1 foot or less. 
.friday night...south wind 10 to 15 knots. gusts up to 25 knots.
chance of sprinkles in the evening. slight chance of showers and
thunderstorms after midnight. waves 1 foot or less. 
.saturday...south wind 10 to 15 knots. gusts up to 25 knots
increasing to 30 knots in the late morning and early afternoon,
then decreasing to 25 knots late in the afternoon. slight chance
of rain showers in the afternoon. waves 1 to 2 feet. 

$$
fzus53 kmqt 230300
nshmqt
expires:202610230800;;026229

nearshore marine forecast
national weather service marquette mi
1100 pm edt thu oct 22 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.


lsz240-241-230800-
saxon harbor wi to black river mi-
black river to ontonagon mi-
1100 pm edt thu oct 22 2026 /1000 pm cdt thu oct 22 2026/

.rest of tonight...south wind less than 10 knots. partly cloudy.
patchy dense fog. waves calm to 1 foot. 
.friday...southeast wind less than 10 knots. mostly sunny. patchy
fog through mid morning. waves calm to 1 foot. 
.friday night...south wind 5 to 15 knots with gusts up to
26 knots. mostly cloudy. waves building to 1 to 2 feet. 
.saturday...south wind 15 to 20 knots veering southwest 10 to
20 knots in the afternoon. gusts up to 29 knots. mostly cloudy. a
slight chance of showers in the afternoon. waves building to 2 to
3 feet, then subsiding to 1 to 2 feet. 

$$
fzus53 kmqt 230300
nshmqt
expires:202610230800;;026230

nearshore marine forecast
national weather service marquette mi
1100 pm edt thu oct 22 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.


lsz242-243-230800-
ontonagon to upper entrance of portage canal mi-
upper entrance of portage canal to eagle river mi-
1100 pm edt thu oct 22 2026

.rest of tonight...south wind 5 to 15 knots. mostly clear. patchy
fog. waves calm to 1 foot. 
.friday...south wind less than 10 knots backing southeast late.
mostly sunny. patchy fog through mid morning. waves calm to
1 foot. 
.friday night...south wind 10 to 15 knots. mostly cloudy. waves
building to 1 to 2 feet. 
.saturday...south wind 15 to 20 knots. mostly cloudy. waves
building to 2 to 3 feet, then subsiding to 1 to 2 feet. 

$$
© Copyright 2026 WeatherFlow, Inc · Contact Us ·