• 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 271600
nshdlh
expires:202608272200;;450744

nearshore marine forecast
national weather service duluth mn
1100 am cdt thu aug 27 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.


lsz148-272200-
oak point to saxon harbor wi-
1100 am cdt thu aug 27 2026

.rest of today...northeast wind 5 knots becoming east late.
sunny. waves 1 foot or less. 
.tonight...east wind 5 knots. partly cloudy. waves 1 foot or
less. 
.friday...east wind 5 knots early in the morning becoming
variable 10 knots or less, then becoming northeast 5 to 10 knots
in the afternoon. sunny. waves 1 foot or less. 
.friday night...east wind 5 knots becoming south after midnight.
slight chance of rain showers after midnight. waves 1 foot or
less. 

$$
fzus53 kdlh 271600
nshdlh
expires:202608272200;;450740

nearshore marine forecast
national weather service duluth mn
1100 am cdt thu aug 27 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.


lsz146-272200-
port wing to sand island wi-
1100 am cdt thu aug 27 2026

.rest of today...west wind 5 knots becoming south late. sunny.
waves 1 foot or less. 
.tonight...northeast wind 5 knots. partly cloudy. waves 1 foot or
less. 
.friday...northeast wind 5 knots. sunny. waves 1 foot or less. 
.friday night...east wind 5 knots. slight chance of rain showers
after midnight. waves 1 foot or less. 

$$
fzus53 kdlh 271600
nshdlh
expires:202608272200;;450741

nearshore marine forecast
national weather service duluth mn
1100 am cdt thu aug 27 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.


lsz147-272200-
sand island to bayfield wi-
1100 am cdt thu aug 27 2026

.rest of today...northwest wind 5 knots becoming south late.
sunny. waves 1 foot or less. 
.tonight...east wind 5 knots becoming northeast after midnight.
partly cloudy. waves 1 foot or less. 
.friday...northeast wind 5 knots early in the morning becoming
variable 10 knots or less, then becoming northeast 5 knots early
in the afternoon becoming east. sunny. waves 1 foot or less. 
.friday night...southeast wind 5 knots until early morning
becoming variable 10 knots or less. slight chance of rain showers
after midnight. waves 1 foot or less. 

$$
fzus53 kdlh 271600
nshdlh
expires:202608272200;;450743

nearshore marine forecast
national weather service duluth mn
1100 am cdt thu aug 27 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.


lsz121-272200-
chequamegon bay-bayfield to oak point wi-
1100 am cdt thu aug 27 2026

.rest of today...northeast wind 5 knots. sunny. waves 1 foot or
less. 
.tonight...northeast wind 5 knots. patchy fog after midnight.
waves 1 foot or less. 
.friday...variable winds 10 knots or less becoming east 5 to
10 knots in the afternoon. patchy fog in the morning. waves
1 foot or less. 
.friday night...east wind 5 knots becoming south after midnight,
then becoming variable 10 knots or less early in the morning.
patchy fog after midnight. slight chance of rain showers after
midnight. waves 1 foot or less. 

$$
fzus53 kdlh 271600
nshdlh
expires:202608272200;;450734

nearshore marine forecast
national weather service duluth mn
1100 am cdt thu aug 27 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.


lsz140-272200-
grand portage to grand marais mn-
1100 am cdt thu aug 27 2026

.rest of today...southwest wind 5 to 10 knots. chance of
sprinkles late in the morning. chance of rain showers early in
the afternoon, then slight chance of rain showers late. waves
1 foot or less. 
.tonight...north wind 5 knots. partly cloudy. waves 1 foot or
less. 
.friday...north wind 5 knots becoming southeast late in the
morning, then becoming south in the afternoon. sunny. waves
1 foot or less. 
.friday night...southwest wind 5 to 10 knots becoming northwest
early in the morning. partly cloudy. waves 1 foot or less. 

$$
fzus53 kdlh 271600
nshdlh
expires:202608272200;;450735

nearshore marine forecast
national weather service duluth mn
1100 am cdt thu aug 27 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.


lsz141-272200-
grand marais to taconite harbor mn-
1100 am cdt thu aug 27 2026

.rest of today...southeast wind 5 knots becoming southwest in the
afternoon. chance of sprinkles in the afternoon. waves 1 foot or
less. 
.tonight...northeast wind 5 knots. partly cloudy. waves 1 foot or
less. 
.friday...north wind 5 knots early in the morning becoming
variable 10 knots or less, then becoming south 5 knots in the
afternoon. sunny. waves 1 foot or less. 
.friday night...variable winds 10 knots or less. partly cloudy.
waves 1 foot or less. 

$$
fzus53 kdlh 271600
nshdlh
expires:202608272200;;450736

nearshore marine forecast
national weather service duluth mn
1100 am cdt thu aug 27 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.


lsz142-272200-
taconite harbor to silver bay harbor mn-
1100 am cdt thu aug 27 2026

.rest of today...southeast wind 5 knots becoming southwest in the
afternoon. sunny. waves 1 foot or less. 
.tonight...northeast wind 5 knots becoming north in the late
evening and overnight. partly cloudy. waves 1 foot or less. 
.friday...variable winds 10 knots or less becoming southeast
5 knots in the afternoon. sunny. waves 1 foot or less. 
.friday night...variable winds 10 knots or less becoming north
5 knots after midnight. patchy fog after midnight. slight chance
of rain showers after midnight. waves 1 foot or less. 

$$
fzus53 kdlh 271600
nshdlh
expires:202608272200;;450737

nearshore marine forecast
national weather service duluth mn
1100 am cdt thu aug 27 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.


lsz143-272200-
silver bay harbor to two harbors mn-
1100 am cdt thu aug 27 2026

.rest of today...south wind 5 knots. sunny. waves 1 foot or less.
.tonight...northeast wind 5 knots. mostly clear. waves 1 foot or
less. 
.friday...northeast wind 5 knots becoming east in the afternoon.
sunny. waves 1 foot or less. 
.friday night...northeast wind 5 knots. slight chance of rain
showers after midnight. waves 1 foot or less. 

$$
fzus53 kdlh 271600
nshdlh
expires:202608272200;;450738

nearshore marine forecast
national weather service duluth mn
1100 am cdt thu aug 27 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.


lsz144-272200-
two harbors to duluth mn-
1100 am cdt thu aug 27 2026

.rest of today...southwest wind 5 knots becoming east late.
sunny. waves 1 foot or less. 
.tonight...northeast wind 5 knots. mostly clear. waves 1 foot or
less. 
.friday...east wind 5 knots. sunny. waves 1 foot or less. 
.friday night...northeast wind 5 knots. chance of rain showers
after midnight. waves 1 foot or less. 

$$
fzus53 kdlh 271600
nshdlh
expires:202608272200;;450739

nearshore marine forecast
national weather service duluth mn
1100 am cdt thu aug 27 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.


lsz145-272200-
duluth mn to port wing wi-
1100 am cdt thu aug 27 2026

.rest of today...southwest wind 5 knots becoming northeast late.
sunny. waves 1 foot or less. 
.tonight...northeast wind 5 knots. mostly clear. waves 1 foot or
less. 
.friday...northeast wind 5 knots. sunny. waves 1 foot or less. 
.friday night...northeast wind 5 knots. chance of rain showers
after midnight. waves 1 foot or less. 

$$
fzus53 kmqt 271501
nshmqt
expires:202608272000;;448993

nearshore marine forecast
national weather service marquette mi
1100 am edt thu aug 27 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.


lsz242-243-272000-
ontonagon to upper entrance of portage canal mi-
upper entrance of portage canal to eagle river mi-
1101 am edt thu aug 27 2026

.rest of today...north wind less than 10 knots. mostly sunny. a
slight chance of showers late. waves 1 to 2 feet. 
.tonight...variable wind less than 10 knots. partly cloudy. waves
calm to 1 foot. 
.friday...variable wind less than 10 knots. sunny. waves calm to
1 foot. 
.friday night...southeast wind less than 10 knots. mostly clear
in the evening then becoming mostly cloudy. waves calm to 1 foot.

$$
fzus53 kmqt 271501
nshmqt
expires:202608272000;;448992

nearshore marine forecast
national weather service marquette mi
1100 am edt thu aug 27 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.


lsz240-241-272000-
saxon harbor wi to black river mi-
black river to ontonagon mi-
1101 am edt thu aug 27 2026 /1001 am cdt thu aug 27 2026/

.rest of today...north wind less than 10 knots. sunny. waves calm
to 1 foot. 
.tonight...variable wind less than 10 knots. partly cloudy. waves
calm to 1 foot. 
.friday...variable wind less than 10 knots. gusts up to 14 knots.
sunny. waves calm to 1 foot. 
.friday night...variable wind less than 10 knots becoming south
less than 10 knots after midnight. partly cloudy in the evening
then becoming mostly cloudy. waves calm to 1 foot. 

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