• 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 110400
nshdlh
expires:202608111000;;974745

nearshore marine forecast
national weather service duluth mn
1100 pm cdt mon aug 10 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.


lsz148-111000-
oak point to saxon harbor wi-
1100 pm cdt mon aug 10 2026

.rest of tonight...southwest wind 5 knots late in the evening
becoming variable 10 knots or less. mostly cloudy. waves 1 foot
or less. 
.tuesday...variable winds 10 knots or less becoming northeast
5 knots in the afternoon. scattered showers in the morning. waves
1 foot or less. 
.tuesday night...east wind 5 knots early in the evening becoming
variable 10 knots or less. slight chance of showers after
midnight. waves 1 foot or less. 
.wednesday...variable winds 10 knots or less becoming northeast
5 knots in the afternoon. slight chance of rain showers in the
morning. waves 1 foot or less. 

$$
fzus53 kdlh 110400
nshdlh
expires:202608111000;;974741

nearshore marine forecast
national weather service duluth mn
1100 pm cdt mon aug 10 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.


lsz146-111000-
port wing to sand island wi-
1100 pm cdt mon aug 10 2026

.rest of tonight...variable winds 10 knots or less. isolated
showers toward daybreak. waves 1 foot or less. 
.tuesday...variable winds 10 knots or less becoming northeast
5 knots in the afternoon. scattered showers in the morning. waves
1 foot or less. 
.tuesday night...east wind 5 knots early in the evening becoming
variable 10 knots or less. slight chance of showers after
midnight. waves 1 foot or less. 
.wednesday...variable winds 10 knots or less. mostly sunny. waves
1 foot or less. 

$$
fzus53 kdlh 110400
nshdlh
expires:202608111000;;974742

nearshore marine forecast
national weather service duluth mn
1100 pm cdt mon aug 10 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.


lsz147-111000-
sand island to bayfield wi-
1100 pm cdt mon aug 10 2026

.rest of tonight...variable winds 10 knots or less. isolated
showers toward daybreak. waves 1 foot or less. 
.tuesday...variable winds 10 knots or less becoming northeast
5 knots in the afternoon. scattered showers in the morning. waves
1 foot or less. 
.tuesday night...east wind 5 knots early in the evening becoming
variable 10 knots or less. slight chance of showers after
midnight. waves 1 foot or less. 
.wednesday...variable winds 10 knots or less becoming northeast
5 knots early in the afternoon, then becoming east late in the
afternoon. mostly sunny. waves 1 foot or less. 

$$
fzus53 kdlh 110400
nshdlh
expires:202608111000;;974744

nearshore marine forecast
national weather service duluth mn
1100 pm cdt mon aug 10 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.


lsz121-111000-
chequamegon bay-bayfield to oak point wi-
1100 pm cdt mon aug 10 2026

.rest of tonight...variable winds 10 knots or less. mostly
cloudy. waves 1 foot or less. 
.tuesday...variable winds 10 knots or less becoming northeast
5 knots in the afternoon. scattered showers in the morning. waves
1 foot or less. 
.tuesday night...east wind 5 knots early in the evening becoming
variable 10 knots or less. slight chance of rain showers after
midnight. waves 1 foot or less. 
.wednesday...variable winds 10 knots or less becoming northeast
5 knots in the afternoon. slight chance of rain showers through
the day. waves 1 foot or less. 

$$
fzus53 kdlh 110400
nshdlh
expires:202608111000;;974735

nearshore marine forecast
national weather service duluth mn
1100 pm cdt mon aug 10 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.


lsz140-111000-
grand portage to grand marais mn-
1100 pm cdt mon aug 10 2026

.rest of tonight...west wind 5 knots becoming northwest after
midnight. mostly cloudy. waves 1 foot or less. 
.tuesday...northwest wind 5 knots becoming southwest in the late
morning and afternoon. isolated rain showers in the morning.
waves 1 foot or less. 
.tuesday night...southwest wind 5 to 10 knots becoming northwest
after midnight. mostly cloudy. waves 1 foot or less. 
.wednesday...north wind 5 knots becoming northeast late in the
morning, then becoming south in the afternoon. slight chance of
rain showers in the afternoon. waves 1 foot or less. 

$$
fzus53 kdlh 110400
nshdlh
expires:202608111000;;974736

nearshore marine forecast
national weather service duluth mn
1100 pm cdt mon aug 10 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.


lsz141-111000-
grand marais to taconite harbor mn-
1100 pm cdt mon aug 10 2026

.rest of tonight...northwest wind 5 knots becoming north toward
daybreak. isolated rain showers toward daybreak. waves 1 foot or
less. 
.tuesday...north wind 5 knots becoming northeast late in the
morning, then becoming south in the afternoon. slight chance of
rain showers in the morning. waves 1 foot or less. 
.tuesday night...variable winds 10 knots or less. mostly cloudy.
waves 1 foot or less. 
.wednesday...variable winds 10 knots or less becoming northeast
5 knots late in the morning, then becoming southwest in the
afternoon. slight chance of rain showers in the afternoon. waves
1 foot or less. 

$$
fzus53 kdlh 110400
nshdlh
expires:202608111000;;974737

nearshore marine forecast
national weather service duluth mn
1100 pm cdt mon aug 10 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.


lsz142-111000-
taconite harbor to silver bay harbor mn-
1100 pm cdt mon aug 10 2026

.rest of tonight...variable winds 10 knots or less. scattered
rain showers toward daybreak. waves 1 foot or less. 
.tuesday...variable winds 10 knots or less. scattered rain
showers in the morning. waves 1 foot or less. 
.tuesday night...variable winds 10 knots or less. mostly cloudy.
waves 1 foot or less. 
.wednesday...variable winds 10 knots or less. slight chance of
rain showers in the afternoon. waves 1 foot or less. 

$$
fzus53 kdlh 110400
nshdlh
expires:202608111000;;974738

nearshore marine forecast
national weather service duluth mn
1100 pm cdt mon aug 10 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.


lsz143-111000-
silver bay harbor to two harbors mn-
1100 pm cdt mon aug 10 2026

.rest of tonight...variable winds 10 knots or less. isolated rain
showers after midnight. scattered rain showers toward daybreak.
waves 1 foot or less. 
.tuesday...variable winds 10 knots or less becoming east 5 knots
in the afternoon. scattered rain showers in the morning. waves
1 foot or less. 
.tuesday night...northeast wind 5 knots early in the evening
becoming variable 10 knots or less. slight chance of rain showers
after midnight. waves 1 foot or less. 
.wednesday...variable winds 10 knots or less. slight chance of
rain showers. waves 1 foot or less. 

$$
fzus53 kdlh 110400
nshdlh
expires:202608111000;;974739

nearshore marine forecast
national weather service duluth mn
1100 pm cdt mon aug 10 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.


lsz144-111000-
two harbors to duluth mn-
1100 pm cdt mon aug 10 2026

.rest of tonight...variable winds 10 knots or less. isolated rain
showers toward daybreak. waves 1 foot or less. 
.tuesday...variable winds 10 knots or less becoming east 5 knots
in the late morning and afternoon. isolated rain showers in the
morning. waves 1 foot or less. 
.tuesday night...northeast wind 5 knots in the evening becoming
variable 10 knots or less. slight chance of rain showers after
midnight. waves 1 foot or less. 
.wednesday...variable winds 10 knots or less becoming east
5 knots in the late morning and afternoon. slight chance of rain
showers through the day. waves 1 foot or less. 

$$
fzus53 kdlh 110400
nshdlh
expires:202608111000;;974740

nearshore marine forecast
national weather service duluth mn
1100 pm cdt mon aug 10 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.


lsz145-111000-
duluth mn to port wing wi-
1100 pm cdt mon aug 10 2026

.rest of tonight...variable winds 10 knots or less. mostly
cloudy. waves 1 foot or less. 
.tuesday...variable winds 10 knots or less becoming northeast
5 knots in the late morning and afternoon. isolated rain showers
in the morning. waves 1 foot or less. 
.tuesday night...northeast wind 5 knots until early morning
becoming variable 10 knots or less. mostly cloudy. waves 1 foot
or less. 
.wednesday...variable winds 10 knots or less becoming northeast
5 knots in the late morning and afternoon. partly sunny. waves
1 foot or less. 

$$
fzus53 kmqt 110301
nshmqt
expires:202608110800;;972797

nearshore marine forecast
national weather service marquette mi
1101 pm edt mon aug 10 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.


lsz242-243-110800-
ontonagon to upper entrance of portage canal mi-
upper entrance of portage canal to eagle river mi-
1101 pm edt mon aug 10 2026

.rest of tonight...southwest wind less than 10 knots. partly
cloudy by midnight then becoming mostly cloudy. waves calm to
1 foot. 
.tuesday...variable wind less than 10 knots. mostly sunny. a
slight chance of showers through mid morning. waves calm to
1 foot. 
.tuesday night...variable wind less than 10 knots. partly cloudy
in the evening then becoming mostly cloudy. waves calm to 1 foot.
.wednesday...variable wind less than 10 knots. partly cloudy.
waves calm to 1 foot. 

$$
fzus53 kmqt 110301
nshmqt
expires:202608110800;;972796

nearshore marine forecast
national weather service marquette mi
1101 pm edt mon aug 10 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.


lsz240-241-110800-
saxon harbor wi to black river mi-
black river to ontonagon mi-
1101 pm edt mon aug 10 2026 /1001 pm cdt mon aug 10 2026/

.rest of tonight...variable wind less than 10 knots. mostly
cloudy. waves calm to 1 foot. 
.tuesday...variable wind less than 10 knots. mostly sunny. a
slight chance of showers through mid morning. waves calm to
1 foot. 
.tuesday night...variable wind less than 10 knots. partly cloudy
in the evening, then mostly cloudy with a slight chance of
showers after midnight. waves calm to 1 foot. 
.wednesday...variable wind less than 10 knots. partly cloudy.
waves calm to 1 foot. 

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