• 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 220805
nshdlh
expires:202603221600;;100531

nearshore marine forecast
national weather service duluth mn
305 am cdt sun mar 22 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.


lsz140-221600-
grand portage to grand marais mn-
305 am cdt sun mar 22 2026

...small craft advisory in effect until 8 am cdt this morning...

.today...northeast wind 10 to 15 knots with gusts to around
25 knots easing to 5 to 10 knots late in the afternoon. mostly
sunny. waves 1 to 3 feet. 
.tonight...northeast wind 5 knots becoming northwest in the late
evening and overnight. mostly cloudy. waves 1 to 2 feet. 
.monday...northwest wind 5 to 10 knots becoming southwest 10 to
15 knots with gusts to around 20 knots in the afternoon. sunny.
waves 1 to 2 feet. 
.monday night...southwest wind 10 to 15 knots becoming west early
in the morning. gusts up to 20 knots. chance of snow and rain
after midnight. waves 1 to 2 feet. 

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

$$
fzus53 kdlh 220805
nshdlh
expires:202603221600;;100532

nearshore marine forecast
national weather service duluth mn
305 am cdt sun mar 22 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.


lsz141-221600-
grand marais to taconite harbor mn-
305 am cdt sun mar 22 2026

...small craft advisory in effect until 8 am cdt this morning...

.today...northeast wind 10 to 15 knots with gusts to around
20 knots becoming southeast 5 to 10 knots late in the afternoon.
mostly sunny. waves 1 to 2 feet. 
.tonight...southeast wind 5 knots becoming west in the late
evening and overnight. mostly cloudy. waves 1 to 2 feet. 
.monday...northwest wind 5 to 10 knots becoming southwest in the
afternoon. sunny. waves 1 foot or less. 
.monday night...southwest wind 5 to 10 knots becoming west after
midnight. slight chance of rain and snow in the evening, then
chance of rain and snow after midnight. waves 1 foot or less. 

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

$$
fzus53 kdlh 220805
nshdlh
expires:202603221600;;100533

nearshore marine forecast
national weather service duluth mn
305 am cdt sun mar 22 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.


lsz142-221600-
taconite harbor to silver bay harbor mn-
305 am cdt sun mar 22 2026

...small craft advisory in effect until 8 am cdt this morning...

.today...northeast wind 10 to 15 knots with gusts to around
20 knots easing to 5 to 10 knots early in the afternoon, then
becoming southeast late in the afternoon. mostly sunny. waves
1 to 3 feet. 
.tonight...southeast wind 5 knots becoming west after midnight.
mostly cloudy. waves 1 to 2 feet. 
.monday...west wind 5 knots becoming south in the afternoon.
sunny. waves 1 foot or less. 
.monday night...south wind 5 knots becoming west early in the
morning. slight chance of rain in the evening, then chance of
rain and snow after midnight. waves 1 foot or less. 

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

$$
fzus53 kdlh 220805
nshdlh
expires:202603221600;;100534

nearshore marine forecast
national weather service duluth mn
305 am cdt sun mar 22 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.


lsz143-221600-
silver bay harbor to two harbors mn-
305 am cdt sun mar 22 2026

.today...northeast wind 10 to 15 knots with gusts to around
20 knots becoming east 5 to 10 knots late in the afternoon.
chance of flurries in the late morning and early afternoon. waves
1 to 3 feet. 
.tonight...east wind 5 knots becoming southeast late in the
evening, then becoming west after midnight. mostly cloudy. waves
1 to 3 feet. 
.monday...west wind 5 knots becoming south in the afternoon.
sunny. waves 1 foot or less. 
.monday night...southeast wind 5 knots becoming west early in the
morning. slight chance of rain in the evening, then chance of
rain after midnight. waves 1 foot or less. 

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

$$
fzus53 kdlh 220805
nshdlh
expires:202603221600;;100535

nearshore marine forecast
national weather service duluth mn
305 am cdt sun mar 22 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.


lsz144-221600-
two harbors to duluth mn-
305 am cdt sun mar 22 2026

.today...northeast wind 10 to 15 knots becoming east 5 to
10 knots late in the afternoon. chance of flurries in the late
morning and early afternoon. waves 1 to 3 feet. 
.tonight...east wind 5 knots becoming west after midnight. partly
cloudy in the evening then becoming mostly cloudy. waves 1 to
3 feet. 
.monday...west wind 5 knots becoming south late in the afternoon.
sunny. waves 1 foot or less. 
.monday night...southeast wind 5 to 10 knots becoming west early
in the morning. slight chance of rain in the evening, then chance
of rain after midnight. waves 1 foot or less. 

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

$$
fzus53 kdlh 220805
nshdlh
expires:202603221600;;100536

nearshore marine forecast
national weather service duluth mn
305 am cdt sun mar 22 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.


lsz145-221600-
duluth mn to port wing wi-
305 am cdt sun mar 22 2026

.today...northeast wind 10 to 15 knots. gusts up to 20 knots in
the morning. chance of flurries in the late morning and early
afternoon. waves 2 to 4 feet. 
.tonight...east wind 5 knots becoming southeast late in the
evening, then becoming southwest after midnight. partly cloudy in
the evening then becoming mostly cloudy. waves 1 to 2 feet. 
.monday...southwest wind 5 knots becoming southeast late in the
afternoon. sunny. waves 1 foot or less. 
.monday night...south wind 5 to 10 knots becoming southwest early
in the morning. slight chance of rain in the evening, then chance
of rain after midnight. waves 1 foot or less. 

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

$$
fzus53 kdlh 220805
nshdlh
expires:202603221600;;100537

nearshore marine forecast
national weather service duluth mn
305 am cdt sun mar 22 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.


lsz146-221600-
port wing to sand island wi-
305 am cdt sun mar 22 2026

.today...northeast wind 10 to 15 knots with gusts to around
20 knots easing to 5 to 10 knots in the afternoon. mostly cloudy
until late afternoon then becoming mostly sunny. waves 3 to
5 feet. 
.tonight...east wind 5 knots becoming southwest after midnight.
partly cloudy in the evening then becoming mostly cloudy. waves
1 to 3 feet subsiding to 1 to 2 feet in the late evening and
overnight. 
.monday...west wind 5 knots becoming southeast late in the
afternoon. sunny. waves 1 foot or less. 
.monday night...south wind 5 knots becoming west early in the
morning. slight chance of rain in the evening, then chance of
rain after midnight. waves 1 foot or less. 

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

$$
fzus53 kdlh 220805
nshdlh
expires:202603221600;;100538

nearshore marine forecast
national weather service duluth mn
305 am cdt sun mar 22 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.


lsz147-221600-
sand island to bayfield wi-
305 am cdt sun mar 22 2026

...small craft advisory in effect through this evening...

.today...northeast wind 10 to 15 knots. gusts up to 20 knots in
the morning. chance of flurries late in the morning. waves 3 to
5 feet. 
.tonight...east wind 5 knots becoming southwest after midnight.
partly cloudy in the evening then becoming mostly cloudy. waves
1 to 3 feet. 
.monday...west wind 5 knots becoming southeast late in the
afternoon. sunny. waves 1 foot or less. 
.monday night...south wind 5 to 10 knots becoming southwest after
midnight. chance of rain after midnight. waves 1 foot or less. 

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

$$
fzus53 kdlh 220805
nshdlh
expires:202603221600;;100540

nearshore marine forecast
national weather service duluth mn
305 am cdt sun mar 22 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.


lsz148-221600-
oak point to saxon harbor wi-
305 am cdt sun mar 22 2026

...small craft advisory in effect through this evening...

.today...northeast wind 15 to 20 knots with gusts to around
25 knots easing to 5 to 10 knots late in the afternoon. freezing
spray in the morning. chance of flurries early in the morning.
slight chance of snow late in the morning, then chance of
flurries early in the afternoon. waves 5 to 8 feet. waves
occasionally to 10 feet. 
.tonight...east wind 5 knots becoming southwest after midnight.
partly cloudy in the evening then becoming mostly cloudy. waves
4 to 6 feet subsiding to 1 to 3 feet after midnight. waves
occasionally to 7 feet. a small craft advisory may be needed. 
.monday...west wind 5 knots becoming southeast late in the
afternoon. sunny. waves 1 to 2 feet. 
.monday night...south wind 5 to 10 knots becoming southwest with
gusts to around 20 knots after midnight. chance of rain after
midnight. waves 1 foot or less. 

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

$$
fzus53 kmqt 220901
nshmqt
expires:202603222000;;102659

nearshore marine forecast
national weather service marquette mi
501 am edt sun mar 22 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.


lsz240-241-222000-
saxon harbor wi to black river mi-
black river to ontonagon mi-
501 am edt sun mar 22 2026 /401 am cdt sun mar 22 2026/

...small craft advisory in effect through this evening...

.early this morning...northeast wind 20 to 25 knots. cloudy.
waves 5 to 8 feet occasionally to 10 feet. 
.today...northeast wind 15 to 25 knots diminishing to 10 to
15 knots late. mostly cloudy. freezing spray through mid morning.
a slight chance of snow showers through early afternoon. waves
subsiding to 3 to 5 feet occasionally to 7 feet. 
.tonight...east wind less than 10 knots through late evening
becoming variable, then becoming southwest less than 10 knots
late. partly cloudy. waves subsiding to 1 to 2 feet. 
.monday...west wind less than 10 knots backing southwest in the
afternoon. mostly sunny. waves 1 to 2 feet. 
.monday night...south wind 5 to 15 knots veering southwest 10 to
15 knots after midnight. partly cloudy in the evening, then
cloudy with a chance of rain showers after midnight. waves
building to 1 to 2 feet. 

$$
fzus53 kmqt 220901
nshmqt
expires:202603222000;;102660

nearshore marine forecast
national weather service marquette mi
501 am edt sun mar 22 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.


lsz242-243-222000-
ontonagon to upper entrance of portage canal mi-
upper entrance of portage canal to eagle river mi-
501 am edt sun mar 22 2026

...small craft advisory in effect through this evening...

.early this morning...northeast wind 20 to 25 knots. cloudy.
freezing spray. waves 5 to 8 feet occasionally to 10 feet
building to 6 to 9 feet occasionally to 11 feet. 
.today...northeast wind 15 to 25 knots. mostly cloudy. a slight
chance of snow showers through early afternoon. freezing spray
through early afternoon. waves subsiding to 3 to 5 feet
occasionally to 7 feet. 
.tonight...north wind less than 10 knots backing west 5 to
15 knots late. partly cloudy through late evening, then mostly
cloudy with a slight chance of snow showers by midnight. waves
subsiding to 1 to 2 feet. 
.monday...northwest wind 10 to 15 knots backing west less than
10 knots in the afternoon. mostly sunny. waves 1 to 2 feet. 
.monday night...south wind 10 to 20 knots veering southwest 15 to
20 knots after midnight. partly cloudy in the evening, then
mostly cloudy with a chance of rain showers possibly mixed with
snow showers after midnight. waves building to 2 to 3 feet. 

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