• 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 090502
nshdlh
expires:202603091600;;878793

nearshore marine forecast
national weather service duluth mn
1202 am cdt mon mar 9 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.


lsz148-091600-
oak point to saxon harbor wi-
1202 am cdt mon mar 9 2026

...small craft advisory in effect until 7 am cdt this morning...

.today...west wind 15 to 20 knots becoming northwest 5 to
10 knots in the afternoon. mostly sunny. waves 1 to 3 feet. 
.tonight...northeast wind 5 to 10 knots. chance of snow through
the night. waves 1 to 2 feet. 
.tuesday...northeast wind 10 to 15 knots. gusts up to 20 knots in
the late morning and afternoon. chance of snow. waves 1 to 3 feet
building to 2 to 4 feet in the late morning and afternoon. 
.tuesday night...northeast wind 10 to 15 knots with gusts to
around 20 knots. chance of snow. waves 4 to 6 feet subsiding to
2 to 4 feet early in the morning. waves occasionally to 8 feet. a
small craft advisory may be needed. 

note...wave height forecasts are for ice free areas.

$$
fzus53 kdlh 090502
nshdlh
expires:202603091600;;878789

nearshore marine forecast
national weather service duluth mn
1202 am cdt mon mar 9 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.


lsz145-091600-
duluth mn to port wing wi-
1202 am cdt mon mar 9 2026

...small craft advisory in effect until 7 am cdt this morning...

.today...west wind 15 to 20 knots becoming northwest 5 to
10 knots late in the afternoon. mostly sunny. waves 2 to 4 feet
subsiding to 1 to 3 feet late in the afternoon. 
.tonight...north wind 5 to 10 knots becoming northeast after
midnight. chance of snow in the evening, then snow likely after
midnight. waves 1 to 2 feet. 
.tuesday...northeast wind 15 to 20 knots. chance of snow. waves
1 to 3 feet building to 2 to 4 feet in the late morning and
afternoon. a small craft advisory may be needed. 
.tuesday night...northeast wind 15 to 20 knots. chance of snow.
waves 3 to 5 feet. a small craft advisory may be needed. 

note...wave height forecasts are for ice free areas.

$$
fzus53 kdlh 090502
nshdlh
expires:202603091600;;878790

nearshore marine forecast
national weather service duluth mn
1202 am cdt mon mar 9 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.


lsz146-091600-
port wing to sand island wi-
1202 am cdt mon mar 9 2026

...small craft advisory in effect until 7 am cdt this morning...

.today...west wind 15 to 20 knots easing to 5 to 10 knots in the
afternoon. mostly sunny. waves 2 to 4 feet subsiding to 1 to
2 feet in the afternoon. 
.tonight...northeast wind 5 to 10 knots. chance of snow in the
evening, then snow likely after midnight. waves 1 to 2 feet. 
.tuesday...northeast wind 10 to 15 knots. gusts up to 20 knots in
the late morning and afternoon. chance of snow. waves 1 to 3 feet
building to 2 to 4 feet in the late morning and afternoon. 
.tuesday night...northeast wind 10 to 15 knots with gusts to
around 20 knots. chance of snow. waves 2 to 4 feet. 

note...wave height forecasts are for ice free areas.

$$
fzus53 kdlh 090502
nshdlh
expires:202603091600;;878791

nearshore marine forecast
national weather service duluth mn
1202 am cdt mon mar 9 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.


lsz147-091600-
sand island to bayfield wi-
1202 am cdt mon mar 9 2026

...small craft advisory in effect until 10 am cdt this morning...

.today...west wind 10 to 15 knots. gusts up to 25 knots. mostly
sunny. waves 2 to 4 feet subsiding to 1 to 3 feet in the
afternoon. 
.tonight...north wind 5 to 10 knots becoming northeast early in
the morning. chance of snow in the evening, then snow likely
after midnight. waves 1 to 2 feet. 
.tuesday...northeast wind 10 to 15 knots. gusts up to 20 knots in
the late morning and afternoon. chance of snow. waves 1 to
3 feet. 
.tuesday night...northeast wind 10 to 15 knots with gusts to
around 20 knots. chance of snow. waves 1 to 3 feet. 

note...wave height forecasts are for ice free areas.

$$
fzus53 kdlh 090502
nshdlh
expires:202603091600;;878784

nearshore marine forecast
national weather service duluth mn
1202 am cdt mon mar 9 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.


lsz140-091600-
grand portage to grand marais mn-
1202 am cdt mon mar 9 2026

...small craft advisory in effect until noon cdt today...

.today...west wind 15 to 20 knots with gusts to around 30 knots
easing to 5 to 10 knots late in the afternoon. mostly sunny.
waves 2 to 4 feet subsiding to 1 to 2 feet late in the afternoon.
.tonight...north wind 5 to 10 knots becoming northeast 10 to
15 knots after midnight. slight chance of snow after midnight.
waves 1 to 2 feet. 
.tuesday...northeast wind 10 to 15 knots with gusts to around
20 knots. slight chance of snow through the day. waves 1 to
2 feet. 
.tuesday night...northeast wind 10 to 15 knots. gusts up to
20 knots early in the evening then 20 knots after midnight.
chance of snow. waves 1 to 3 feet. 

note...wave height forecasts are for ice free areas.

$$
fzus53 kdlh 090502
nshdlh
expires:202603091600;;878785

nearshore marine forecast
national weather service duluth mn
1202 am cdt mon mar 9 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.


lsz141-091600-
grand marais to taconite harbor mn-
1202 am cdt mon mar 9 2026

...small craft advisory in effect until noon cdt today...

.today...west wind 10 to 15 knots. gusts up to 25 knots. mostly
sunny. waves 2 to 4 feet subsiding to 1 to 2 feet in the
afternoon. 
.tonight...north wind 5 knots becoming northeast after midnight.
slight chance of snow in the evening, then chance of snow after
midnight. waves 1 foot or less. 
.tuesday...east wind 10 to 15 knots. gusts up to 20 knots in the
afternoon. slight chance of snow. waves 1 to 3 feet. 
.tuesday night...northeast wind 10 to 15 knots. gusts up to
20 knots early in the evening. chance of snow. waves 1 to 3 feet
subsiding to 1 to 2 feet early in the morning. 

note...wave height forecasts are for ice free areas.

$$
fzus53 kdlh 090502
nshdlh
expires:202603091600;;878786

nearshore marine forecast
national weather service duluth mn
1202 am cdt mon mar 9 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.


lsz142-091600-
taconite harbor to silver bay harbor mn-
1202 am cdt mon mar 9 2026

...small craft advisory in effect until 10 am cdt this morning...

.today...west wind 10 to 15 knots with gusts to around 25 knots
becoming northwest 5 knots late in the afternoon. mostly sunny.
waves 1 to 3 feet subsiding to 1 to 2 feet in the late morning
and afternoon. 
.tonight...north wind 5 to 10 knots. chance of snow through the
night. waves 1 foot or less. 
.tuesday...northeast wind 10 to 15 knots. gusts up to 20 knots
late in the afternoon. slight chance of snow. waves 1 to 3 feet. 
.tuesday night...northeast wind 10 to 15 knots. chance of snow.
waves 1 to 3 feet. 

note...wave height forecasts are for ice free areas.

$$
fzus53 kdlh 090502
nshdlh
expires:202603091600;;878787

nearshore marine forecast
national weather service duluth mn
1202 am cdt mon mar 9 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.


lsz143-091600-
silver bay harbor to two harbors mn-
1202 am cdt mon mar 9 2026

...small craft advisory in effect until 7 am cdt this morning...

.today...west wind 10 to 15 knots with gusts to around 25 knots
becoming northwest 5 knots late in the afternoon. mostly sunny.
waves 1 to 3 feet. 
.tonight...north wind 5 to 10 knots. chance of snow in the
evening, then snow likely after midnight. waves 1 to 2 feet. 
.tuesday...northeast wind 10 to 15 knots. gusts up to 20 knots in
the late morning and afternoon. chance of snow. waves 1 to 3 feet
building to 2 to 4 feet in the afternoon. 
.tuesday night...northeast wind 10 to 15 knots with gusts to
around 20 knots. chance of snow. waves 2 to 4 feet. 

note...wave height forecasts are for ice free areas.

$$
fzus53 kdlh 090502
nshdlh
expires:202603091600;;878788

nearshore marine forecast
national weather service duluth mn
1202 am cdt mon mar 9 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.


lsz144-091600-
two harbors to duluth mn-
1202 am cdt mon mar 9 2026

...small craft advisory in effect until 7 am cdt this morning...

.today...west wind 15 to 20 knots with gusts to around 25 knots
becoming northwest 5 to 10 knots late in the afternoon. mostly
sunny. waves 1 to 3 feet. 
.tonight...north wind 5 to 10 knots becoming northeast early in
the morning. chance of snow in the evening, then snow likely
after midnight. waves 1 to 2 feet. 
.tuesday...northeast wind 15 to 20 knots. chance of snow. waves
1 to 3 feet building to 2 to 4 feet in the late morning and
afternoon. a small craft advisory may be needed. 
.tuesday night...northeast wind 15 to 20 knots. chance of snow.
waves 2 to 4 feet. a small craft advisory may be needed. 

note...wave height forecasts are for ice free areas.

$$
fzus53 kmqt 090300
nshmqt
expires:202603090800;;874959

nearshore marine forecast
national weather service marquette mi
1100 pm edt sun mar 8 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.


lsz241-090800-
black river to ontonagon mi-
1100 pm edt sun mar 8 2026 /1000 pm cdt sun mar 8 2026/

...small craft advisory in effect through monday afternoon...

.rest of tonight...southwest wind 15 to 20 knots with gusts up to
27 knots. partly cloudy. waves 1 to 2 feet building to 2 to
4 feet. 
.monday...west wind 10 to 20 knots. mostly sunny. waves subsiding
to 1 to 2 feet. 
.monday night...north wind less than 10 knots veering northeast
10 to 15 knots after midnight. cloudy. a chance of snow showers
in the evening, then snow showers likely after midnight. waves
1 to 2 feet. 
.tuesday...northeast wind 10 to 15 knots. cloudy with a chance of
snow showers. waves building to 2 to 4 feet. 

$$
fzus53 kmqt 090300
nshmqt
expires:202603090800;;874961

nearshore marine forecast
national weather service marquette mi
1100 pm edt sun mar 8 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.


lsz242-090800-
ontonagon to upper entrance of portage canal mi-
1100 pm edt sun mar 8 2026

...small craft advisory in effect through monday afternoon...

.rest of tonight...southwest wind 15 to 25 knots with gusts up to
32 knots. partly cloudy. waves 2 to 3 feet subsiding to 1 to
2 feet, then building to 2 to 4 feet. 
.monday...west wind 15 to 25 knots diminishing to 10 to 15 knots
late. gusts up to 32 knots. mostly sunny. waves building to 3 to
5 feet occasionally to 7 feet, then subsiding to 2 to 3 feet. 
.monday night...north wind less than 10 knots veering northeast
10 to 15 knots after midnight. mostly cloudy. a slight chance of
snow showers in the evening, then snow showers likely after
midnight. waves subsiding to 1 to 2 feet. 
.tuesday...northeast wind 10 to 15 knots. cloudy with a chance of
snow showers. waves 1 to 2 feet. 

$$
fzus53 kmqt 090300
nshmqt
expires:202603090800;;874958

nearshore marine forecast
national weather service marquette mi
1100 pm edt sun mar 8 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.


lsz240-090800-
saxon harbor wi to black river mi-
1100 pm edt sun mar 8 2026 /1000 pm cdt sun mar 8 2026/

.rest of tonight...southwest wind 15 to 20 knots. partly cloudy.
waves 2 to 3 feet. 
.monday...west wind 15 to 20 knots diminishing to 10 to 15 knots
by late morning, then veering northwest less than 10 knots late.
mostly sunny. waves subsiding to 1 to 2 feet. 
.monday night...northeast wind 5 to 15 knots. cloudy. a chance of
snow showers in the evening, then snow showers likely after
midnight. waves calm to 1 foot. 
.tuesday...northeast wind 10 to 15 knots. cloudy with a chance of
snow showers. waves building to 2 to 4 feet. 

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