• 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 061221
nshdlh
expires:202512061700;;102890

nearshore marine forecast
national weather service duluth mn
621 am cst sat dec 6 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.


lsz148-061700-
oak point to saxon harbor wi-
621 am cst sat dec 6 2025

.today...northwest wind 5 to 10 knots. slight chance of snow
showers until late afternoon. waves 1 to 3 feet. 
.tonight...northwest wind 5 to 10 knots. chance of snow showers
through the night. waves 1 to 2 feet. 
.sunday...northwest wind 5 to 10 knots. slight chance of snow
showers. waves 1 to 2 feet. 
.sunday night...west wind 5 knots becoming southwest after
midnight. mostly cloudy. waves 1 foot or less. 

$$
fzus53 kdlh 061221
nshdlh
expires:202512061700;;102885

nearshore marine forecast
national weather service duluth mn
621 am cst sat dec 6 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.


lsz145-061700-
duluth mn to port wing wi-
621 am cst sat dec 6 2025

.today...northwest wind 5 to 10 knots. partly sunny. waves 1 to
2 feet. 
.tonight...north wind 5 to 10 knots. mostly cloudy in the evening
then becoming partly cloudy. waves 1 to 2 feet. 
.sunday...northwest wind 5 to 10 knots. mostly sunny. waves
1 foot or less. 
.sunday night...west wind 5 knots becoming southwest in the late
evening and overnight. partly cloudy in the evening then becoming
mostly cloudy. waves 1 foot or less. 

$$
fzus53 kdlh 061221
nshdlh
expires:202512061700;;102886

nearshore marine forecast
national weather service duluth mn
621 am cst sat dec 6 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.


lsz146-061700-
port wing to sand island wi-
621 am cst sat dec 6 2025

.today...northwest wind 10 to 15 knots easing to 5 knots late in
the afternoon. partly sunny. waves 1 to 3 feet. 
.tonight...north wind 5 to 10 knots. mostly cloudy. waves 1 to
2 feet. 
.sunday...northwest wind 5 to 10 knots. mostly sunny. waves 1 to
2 feet. 
.sunday night...west wind 5 knots becoming southwest early in the
morning. partly cloudy in the evening then becoming mostly
cloudy. waves 1 foot or less. 

$$
fzus53 kdlh 061221
nshdlh
expires:202512061700;;102887

nearshore marine forecast
national weather service duluth mn
621 am cst sat dec 6 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.


lsz147-061700-
sand island to bayfield wi-
621 am cst sat dec 6 2025

.today...northwest wind 10 to 15 knots easing to 5 knots late in
the afternoon. mostly cloudy. waves 1 to 3 feet subsiding to 1 to
2 feet in the late morning and afternoon. 
.tonight...northwest wind 5 to 10 knots. slight chance of snow
showers after midnight. waves 1 to 2 feet. 
.sunday...northwest wind 5 to 10 knots. mostly sunny. waves 1 to
2 feet. 
.sunday night...west wind 5 knots becoming southwest after
midnight. partly cloudy in the evening then becoming mostly
cloudy. waves 1 foot or less. 

$$
fzus53 kdlh 061221
nshdlh
expires:202512061700;;102889

nearshore marine forecast
national weather service duluth mn
621 am cst sat dec 6 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.


lsz121-061700-
chequamegon bay-bayfield to oak point wi-
621 am cst sat dec 6 2025

.today...northwest wind 5 to 10 knots. slight chance of snow
showers early in the morning. waves 1 foot or less. 
.tonight...northwest wind 5 to 10 knots. slight chance of snow
showers. waves 1 foot or less. 
.sunday...northwest wind 5 to 10 knots. partly sunny. waves
1 foot or less. 
.sunday night...west wind 5 knots becoming southwest after
midnight. partly cloudy in the evening then becoming mostly
cloudy. waves 1 foot or less. 

$$
fzus53 kdlh 061221
nshdlh
expires:202512061700;;102880

nearshore marine forecast
national weather service duluth mn
621 am cst sat dec 6 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.


lsz140-061700-
grand portage to grand marais mn-
621 am cst sat dec 6 2025

...small craft advisory in effect until 9 am cst this morning...

.today...northwest wind 15 to 20 knots with gusts to around
25 knots easing to 5 to 10 knots in the afternoon. sunny. waves
1 to 2 feet. 
.tonight...northwest wind 10 to 15 knots. gusts up to 20 knots in
the late evening and overnight. mostly clear. waves 1 to 2 feet. 
.sunday...northwest wind 10 to 15 knots. gusts up to 20 knots in
the morning. sunny. waves 1 to 2 feet. 
.sunday night...northwest wind 5 to 10 knots becoming west early
in the morning. partly cloudy in the evening then becoming mostly
cloudy. waves 1 foot or less. 

$$
fzus53 kdlh 061221
nshdlh
expires:202512061700;;102881

nearshore marine forecast
national weather service duluth mn
621 am cst sat dec 6 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.


lsz141-061700-
grand marais to taconite harbor mn-
621 am cst sat dec 6 2025

...small craft advisory in effect until 9 am cst this morning...

.today...northwest wind 5 to 10 knots. gusts up to 20 knots in
the morning. sunny. waves 1 foot or less. 
.tonight...northwest wind 5 to 10 knots. gusts up to 20 knots
after midnight. mostly clear. waves 1 foot or less. 
.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 becoming west after
midnight. partly cloudy in the evening then becoming mostly
cloudy. waves 1 foot or less. 

$$
fzus53 kdlh 061221
nshdlh
expires:202512061700;;102882

nearshore marine forecast
national weather service duluth mn
621 am cst sat dec 6 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.


lsz142-061700-
taconite harbor to silver bay harbor mn-
621 am cst sat dec 6 2025

.today...northwest wind 5 to 10 knots. gusts up to 20 knots in
the morning. mostly sunny. waves 1 foot or less. 
.tonight...northwest wind 5 to 10 knots. gusts up to 20 knots
after midnight. partly cloudy. waves 1 foot or less. 
.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 becoming southwest after
midnight. partly cloudy in the evening then becoming mostly
cloudy. waves 1 foot or less. 

$$
fzus53 kdlh 061221
nshdlh
expires:202512061700;;102883

nearshore marine forecast
national weather service duluth mn
621 am cst sat dec 6 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.


lsz143-061700-
silver bay harbor to two harbors mn-
621 am cst sat dec 6 2025

.today...northwest wind 5 to 10 knots. mostly sunny. waves 1 foot
or less. 
.tonight...north wind 5 knots. mostly cloudy in the evening then
clearing. waves 1 foot or less. 
.sunday...northwest wind 5 knots. sunny. waves 1 foot or less. 
.sunday night...northwest wind 5 knots becoming southwest after
midnight. partly cloudy in the evening then becoming mostly
cloudy. waves 1 foot or less. 

$$
fzus53 kdlh 061221
nshdlh
expires:202512061700;;102884

nearshore marine forecast
national weather service duluth mn
621 am cst sat dec 6 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.


lsz144-061700-
two harbors to duluth mn-
621 am cst sat dec 6 2025

.today...northwest wind 5 to 10 knots. partly sunny. waves 1 foot
or less. 
.tonight...north wind 5 to 10 knots. mostly cloudy in the evening
then becoming partly cloudy. waves 1 foot or less. 
.sunday...northwest wind 5 to 10 knots. sunny. waves 1 foot or
less. 
.sunday night...west wind 5 knots becoming southwest after
midnight. partly cloudy in the evening then becoming mostly
cloudy. waves 1 foot or less. 

$$
fzus53 kmqt 061001
nshmqt
expires:202512062100;;097225

nearshore marine forecast
national weather service marquette mi
501 am est sat dec 6 2025

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.


lsz241-062100-
black river to ontonagon mi-
501 am est sat dec 6 2025 /401 am cst sat dec 6 2025/

...small craft advisory in effect until 1 pm est /noon cst/ this
afternoon...

.early this morning...northwest wind 15 to 20 knots. mostly
cloudy with a slight chance of snow showers. waves 3 to 6 feet
occasionally to 8 feet. 
.today...northwest wind 10 to 20 knots. mostly cloudy with a
slight chance of snow showers. waves subsiding to 1 to 2 feet. 
.tonight...northwest wind 5 to 15 knots becoming 10 to 15 knots
late. mostly cloudy with a chance of snow showers. waves building
to 2 to 3 feet. 
.sunday...northwest wind 10 to 15 knots. mostly cloudy. waves
subsiding to 1 to 2 feet. 
.sunday night...west wind less than 10 knots backing southwest
after midnight. mostly cloudy. waves 1 to 2 feet. 

note: wave height forecasts are for ice free areas.

$$
fzus53 kmqt 061001
nshmqt
expires:202512062100;;097226

nearshore marine forecast
national weather service marquette mi
501 am est sat dec 6 2025

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.


lsz242-243-062100-
ontonagon to upper entrance of portage canal mi-
upper entrance of portage canal to eagle river mi-
501 am est sat dec 6 2025

...small craft advisory in effect until 1 pm est this afternoon...

.early this morning...northwest wind 20 to 25 knots. mostly
cloudy with a slight chance of snow showers. freezing spray.
waves 4 to 7 feet occasionally to 9 feet subsiding to 3 to 6 feet
occasionally to 8 feet. 
.today...northwest wind 10 to 20 knots with gusts up to 28 knots
diminishing to less than 10 knots with gusts up to 17 knots late.
mostly cloudy. freezing spray through mid morning. a slight
chance of snow showers late. waves subsiding to 1 to 2 feet. 
.tonight...northwest wind 10 to 20 knots. mostly cloudy. a slight
chance of snow showers through late evening, then a chance of
snow showers by midnight. a slight chance of snow showers late.
waves building to 2 to 4 feet. 
.sunday...northwest wind 10 to 20 knots. mostly cloudy. a slight
chance of snow showers in the morning. waves subsiding to 2 to
3 feet. 
.sunday night...northwest wind 10 to 15 knots backing southwest
5 to 15 knots after midnight. mostly cloudy. waves subsiding to
1 to 2 feet. 

note: wave height forecasts are for ice free areas.

$$
fzus53 kmqt 061001
nshmqt
expires:202512062100;;097224

nearshore marine forecast
national weather service marquette mi
501 am est sat dec 6 2025

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.


lsz240-062100-
saxon harbor wi to black river mi-
501 am est sat dec 6 2025 /401 am cst sat dec 6 2025/

...small craft advisory in effect until 7 am est /6 am cst/ this
morning...

.early this morning...northwest wind 15 to 20 knots. mostly
cloudy with a slight chance of snow showers. waves 3 to 5 feet
occasionally to 7 feet. 
.today...northwest wind 10 to 20 knots backing west less than
10 knots late. mostly cloudy with a slight chance of snow
showers. waves subsiding to 1 to 2 feet. 
.tonight...northwest wind less than 10 knots increasing to 10 to
15 knots by midnight. mostly cloudy. a slight chance of snow
showers through late evening, then a chance of snow showers by
midnight. waves building to 2 to 3 feet. 
.sunday...northwest wind 5 to 15 knots. mostly cloudy. waves
subsiding to 1 to 2 feet. 
.sunday night...west wind less than 10 knots backing southwest
after midnight. mostly cloudy. waves calm to 1 foot. 

note: wave height forecasts are for ice free areas.

$$
© Copyright 2025 WeatherFlow, Inc · Contact Us ·