• 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 051302
nshdlh
expires:202607051600;;455150

nearshore marine forecast
national weather service duluth mn
802 am cdt sun jul 5 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.


lsz121-051600-
chequamegon bay-bayfield to oak point wi-
802 am cdt sun jul 5 2026

.today...northeast wind 5 to 10 knots. partly sunny early in the
morning then clearing. waves 1 foot or less. 
.tonight...northeast wind 5 knots in the evening becoming
variable 10 knots or less. mostly clear. waves 1 foot or less. 
.monday...variable winds 10 knots or less becoming east 5 knots
in the afternoon. mostly sunny. waves 1 foot or less. 
.monday night...east wind 5 knots early in the evening becoming
variable 10 knots or less, then becoming southwest 5 knots after
midnight. slight chance of showers and thunderstorms after
midnight. waves 1 foot or less. 

$$
fzus53 kdlh 051302
nshdlh
expires:202607051600;;455141

nearshore marine forecast
national weather service duluth mn
802 am cdt sun jul 5 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.


lsz140-051600-
grand portage to grand marais mn-
802 am cdt sun jul 5 2026

.today...east wind 5 to 10 knots. mostly sunny. waves 1 foot or
less. 
.tonight...northeast wind 5 to 10 knots. mostly clear. waves
1 foot or less. 
.monday...east wind 5 knots becoming southeast in the afternoon.
sunny. waves 1 foot or less. 
.monday night...south wind 5 knots becoming southwest in the late
evening and overnight. chance of rain showers and slight chance
of thunderstorms after midnight. waves 1 foot or less. 

$$
fzus53 kdlh 051302
nshdlh
expires:202607051600;;455142

nearshore marine forecast
national weather service duluth mn
802 am cdt sun jul 5 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.


lsz141-051600-
grand marais to taconite harbor mn-
802 am cdt sun jul 5 2026

.today...north wind 5 knots becoming northeast in the late
morning and afternoon. sunny. waves 1 foot or less. 
.tonight...northeast wind 5 knots in the evening becoming
variable 10 knots or less. mostly clear. waves 1 foot or less. 
.monday...northeast wind 5 knots becoming east in the late
morning and early afternoon, then becoming variable 10 knots or
less late in the afternoon. mostly sunny. waves 1 foot or less. 
.monday night...variable winds 10 knots or less becoming
northwest 5 knots early in the morning. chance of rain showers
after midnight. waves 1 foot or less. 

$$
fzus53 kdlh 051302
nshdlh
expires:202607051600;;455143

nearshore marine forecast
national weather service duluth mn
802 am cdt sun jul 5 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.


lsz142-051600-
taconite harbor to silver bay harbor mn-
802 am cdt sun jul 5 2026

.today...northeast wind 5 to 10 knots. sunny. waves 1 foot or
less. 
.tonight...northeast wind 5 knots in the evening becoming
variable 10 knots or less. mostly clear. waves 1 foot or less. 
.monday...variable winds 10 knots or less. mostly sunny. waves
1 foot or less. 
.monday night...variable winds 10 knots or less. slight chance of
rain showers in the evening. slight chance of thunderstorms
through the night. chance of rain showers after midnight. waves
1 foot or less. 

$$
fzus53 kdlh 051302
nshdlh
expires:202607051600;;455144

nearshore marine forecast
national weather service duluth mn
802 am cdt sun jul 5 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.


lsz143-051600-
silver bay harbor to two harbors mn-
802 am cdt sun jul 5 2026

.today...northeast wind 5 to 10 knots. sunny. waves 1 foot or
less. 
.tonight...northeast wind 5 to 10 knots until early morning
becoming variable 10 knots or less. mostly clear. waves 1 foot or
less. 
.monday...variable winds 10 knots or less becoming northeast
5 knots in the afternoon. mostly sunny. waves 1 foot or less. 
.monday night...northeast wind 5 knots early in the evening
becoming variable 10 knots or less. chance of rain showers and
slight chance of thunderstorms after midnight. waves 1 foot or
less. 

$$
fzus53 kdlh 051302
nshdlh
expires:202607051600;;455145

nearshore marine forecast
national weather service duluth mn
802 am cdt sun jul 5 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.


lsz144-051600-
two harbors to duluth mn-
802 am cdt sun jul 5 2026

.today...northeast wind 5 to 10 knots. mostly sunny. waves 1 to
2 feet. 
.tonight...northeast wind 5 to 10 knots. gusts up to 20 knots
early in the evening. mostly clear. waves 1 to 2 feet. 
.monday...variable winds 10 knots or less becoming east 5 knots
in the late morning and afternoon. mostly sunny. waves 1 foot or
less. 
.monday night...northeast wind 5 knots in the evening becoming
variable 10 knots or less, then becoming west 5 knots early in
the morning. chance of showers and thunderstorms after midnight.
waves 1 foot or less. 

$$
fzus53 kdlh 051302
nshdlh
expires:202607051600;;455146

nearshore marine forecast
national weather service duluth mn
802 am cdt sun jul 5 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.


lsz145-051600-
duluth mn to port wing wi-
802 am cdt sun jul 5 2026

.today...northeast wind 5 to 10 knots. gusts up to 20 knots late
in the afternoon. mostly sunny. waves 1 to 2 feet. 
.tonight...northeast wind 5 to 10 knots. mostly clear. waves 1 to
2 feet. 
.monday...variable winds 10 knots or less becoming northeast
5 knots in the late morning and afternoon. mostly sunny. waves
1 foot or less. 
.monday night...northeast wind 5 knots in the evening becoming
variable 10 knots or less, then becoming southwest 5 knots early
in the morning. chance of showers and thunderstorms after
midnight. waves 1 foot or less. 

$$
fzus53 kdlh 051302
nshdlh
expires:202607051600;;455147

nearshore marine forecast
national weather service duluth mn
802 am cdt sun jul 5 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.


lsz146-051600-
port wing to sand island wi-
802 am cdt sun jul 5 2026

.today...northeast wind 5 to 10 knots. mostly sunny. waves 1 to
2 feet. 
.tonight...northeast wind 5 to 10 knots until early morning
becoming variable 10 knots or less. mostly clear. waves 1 to
2 feet. 
.monday...variable winds 10 knots or less becoming northeast
5 knots in the afternoon. mostly sunny. waves 1 foot or less. 
.monday night...northeast wind 5 knots early in the evening
becoming variable 10 knots or less. chance of rain showers and
slight chance of thunderstorms after midnight. waves 1 foot or
less. 

$$
fzus53 kdlh 051302
nshdlh
expires:202607051600;;455148

nearshore marine forecast
national weather service duluth mn
802 am cdt sun jul 5 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.


lsz147-051600-
sand island to bayfield wi-
802 am cdt sun jul 5 2026

.today...northeast wind 5 to 10 knots. mostly sunny. waves 1 foot
or less. 
.tonight...north wind 5 knots in the evening becoming variable
10 knots or less. mostly clear. waves 1 foot or less. 
.monday...variable winds 10 knots or less becoming northeast
5 knots in the afternoon. sunny. waves 1 foot or less. 
.monday night...variable winds 10 knots or less. slight chance of
showers and thunderstorms after midnight. waves 1 foot or less. 

$$
fzus53 kdlh 051302
nshdlh
expires:202607051600;;455151

nearshore marine forecast
national weather service duluth mn
802 am cdt sun jul 5 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.


lsz148-051600-
oak point to saxon harbor wi-
802 am cdt sun jul 5 2026

.today...northeast wind 5 to 10 knots. patchy fog early in the
morning. waves 1 foot or less. 
.tonight...north wind 5 knots in the evening becoming variable
10 knots or less. areas of dense fog after midnight. waves 1 foot
or less. 
.monday...variable winds 10 knots or less becoming northeast
5 knots in the afternoon. areas of dense fog in the morning.
waves 1 foot or less. 
.monday night...northeast wind 5 knots becoming southwest after
midnight. slight chance of showers and thunderstorms after
midnight. waves 1 foot or less. 

$$
fzus53 kmqt 051501
nshmqt
expires:202607052000;;458612

nearshore marine forecast
national weather service marquette mi
1100 am edt sun jul 5 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.


lsz240-241-052000-
saxon harbor wi to black river mi-
black river to ontonagon mi-
1100 am edt sun jul 5 2026 /1000 am cdt sun jul 5 2026/

.rest of today...northeast wind less than 10 knots. sunny. waves
calm to 1 foot building to 1 to 2 feet. 
.tonight...northeast wind less than 10 knots veering east by
midnight. clear. waves 1 to 2 feet. 
.monday...variable wind less than 10 knots. mostly sunny. waves
calm to 1 foot. 
.monday night...variable wind less than 10 knots becoming
southwest less than 10 knots after midnight. partly cloudy in the
evening then becoming mostly cloudy. waves calm to 1 foot. 

$$
fzus53 kmqt 051501
nshmqt
expires:202607052000;;458613

nearshore marine forecast
national weather service marquette mi
1100 am edt sun jul 5 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.


lsz242-243-052000-
ontonagon to upper entrance of portage canal mi-
upper entrance of portage canal to eagle river mi-
1100 am edt sun jul 5 2026

.rest of today...northeast wind 5 to 15 knots. sunny. waves calm
to 1 foot building to 1 to 2 feet. 
.tonight...east wind less than 10 knots veering southeast by
midnight. clear. waves 1 to 2 feet. 
.monday...variable wind less than 10 knots. sunny. waves calm to
1 foot. 
.monday night...southeast wind less than 10 knots veering
southwest after midnight. partly cloudy in the evening then
becoming mostly cloudy. waves calm to 1 foot. 

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