• 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 241823
nshdlh
expires:202603242200;;229145

nearshore marine forecast
national weather service duluth mn
123 pm cdt tue mar 24 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.


lsz140-242200-
grand portage to grand marais mn-
123 pm cdt tue mar 24 2026

.rest of today...southeast wind 5 to 10 knots. mostly sunny.
waves 1 foot or less. 
.tonight...east wind 5 to 10 knots. patchy fog after midnight.
chance of snow after midnight. waves 1 foot or less. 
.wednesday...northeast wind 5 to 10 knots. patchy fog through the
day. chance of snow and light freezing rain in the morning.
slight chance of snow in the afternoon. waves 1 foot or less. 
.wednesday night...northeast wind 10 to 15 knots. slight chance
of light freezing rain and snow in the evening, then chance of
light freezing rain after midnight. patchy fog after midnight.
waves 1 foot or less. 

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

$$
fzus53 kdlh 241823
nshdlh
expires:202603242200;;229146

nearshore marine forecast
national weather service duluth mn
123 pm cdt tue mar 24 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.


lsz141-242200-
grand marais to taconite harbor mn-
123 pm cdt tue mar 24 2026

.rest of today...southeast wind 5 to 10 knots. mostly sunny.
waves 1 foot or less. 
.tonight...east wind 5 to 10 knots. patchy fog after midnight.
chance of snow and light freezing rain after midnight. waves 1 to
3 feet. 
.wednesday...east wind 5 to 10 knots. patchy fog in the morning.
chance of snow and light freezing rain in the morning. waves 1 to
3 feet. 
.wednesday night...east wind 5 to 10 knots. patchy fog after
midnight. chance of light freezing rain, rain and slight chance
of snow after midnight. waves 1 to 2 feet. 

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

$$
fzus53 kdlh 241823
nshdlh
expires:202603242200;;229147

nearshore marine forecast
national weather service duluth mn
123 pm cdt tue mar 24 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.


lsz142-242200-
taconite harbor to silver bay harbor mn-
123 pm cdt tue mar 24 2026

.rest of today...east wind 5 knots. mostly sunny. waves 1 foot or
less. 
.tonight...east wind 5 to 10 knots. patchy fog after midnight.
chance of light freezing rain and slight chance of snow after
midnight. waves 1 to 3 feet. 
.wednesday...northeast wind 5 to 10 knots. patchy fog in the
morning. chance of snow and light freezing rain in the morning.
waves 1 to 3 feet. 
.wednesday night...northeast wind 5 knots. patchy fog after
midnight. chance of rain and light freezing rain after midnight.
waves 1 to 2 feet. 

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

$$
fzus53 kdlh 241823
nshdlh
expires:202603242200;;229148

nearshore marine forecast
national weather service duluth mn
123 pm cdt tue mar 24 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.


lsz143-242200-
silver bay harbor to two harbors mn-
123 pm cdt tue mar 24 2026

.rest of today...east wind 5 to 10 knots. mostly sunny. waves
1 foot or less. 
.tonight...northeast wind 5 to 10 knots. patchy fog after
midnight. slight chance of rain, light freezing rain and snow
after midnight. waves 1 to 2 feet building to 1 to 3 feet after
midnight. 
.wednesday...northeast wind 5 to 10 knots. patchy fog in the
morning. slight chance of rain, snow and light freezing rain in
the morning. waves 1 to 3 feet. 
.wednesday night...northeast wind 5 knots. patchy fog after
midnight. chance of rain and light freezing rain after midnight.
waves 1 to 2 feet. 

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

$$
fzus53 kdlh 241823
nshdlh
expires:202603242200;;229149

nearshore marine forecast
national weather service duluth mn
123 pm cdt tue mar 24 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.


lsz144-242200-
two harbors to duluth mn-
123 pm cdt tue mar 24 2026

.rest of today...northeast wind 5 to 10 knots. partly sunny.
waves 1 to 2 feet. 
.tonight...northeast wind 5 to 10 knots. slight chance of rain
after midnight. waves 1 to 3 feet. 
.wednesday...northeast wind 5 to 10 knots. slight chance of rain,
light freezing rain and snow in the morning. waves 1 to 2 feet. 
.wednesday night...northeast wind 5 to 10 knots. patchy fog after
midnight. chance of rain after midnight. waves 1 foot or less. 

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

$$
fzus53 kdlh 241823
nshdlh
expires:202603242200;;229150

nearshore marine forecast
national weather service duluth mn
123 pm cdt tue mar 24 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.


lsz145-242200-
duluth mn to port wing wi-
123 pm cdt tue mar 24 2026

.rest of today...northeast wind 5 to 10 knots. partly sunny.
waves 1 to 2 feet. 
.tonight...northeast wind 5 to 10 knots. slight chance of rain
and light freezing rain after midnight. waves 1 to 2 feet. 
.wednesday...northeast wind 5 to 10 knots. slight chance of rain,
light freezing rain and snow in the morning. waves 1 to 2 feet. 
.wednesday night...northeast wind 5 to 10 knots. patchy fog after
midnight. chance of rain after midnight. waves 1 foot or less. 

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

$$
fzus53 kdlh 241823
nshdlh
expires:202603242200;;229151

nearshore marine forecast
national weather service duluth mn
123 pm cdt tue mar 24 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.


lsz146-242200-
port wing to sand island wi-
123 pm cdt tue mar 24 2026

.rest of today...northeast wind 5 to 10 knots. mostly sunny.
waves 1 foot or less. 
.tonight...east wind 5 to 10 knots. patchy fog after midnight.
slight chance of rain, light freezing rain and snow after
midnight. waves 1 to 2 feet. 
.wednesday...northeast wind 5 to 10 knots. patchy fog in the
morning. slight chance of rain and snow in the morning. waves
1 to 2 feet. 
.wednesday night...northeast wind 5 to 10 knots. patchy fog after
midnight. chance of rain after midnight. waves 1 to 2 feet. 

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

$$
fzus53 kdlh 241823
nshdlh
expires:202603242200;;229152

nearshore marine forecast
national weather service duluth mn
123 pm cdt tue mar 24 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.


lsz147-242200-
sand island to bayfield wi-
123 pm cdt tue mar 24 2026

.rest of today...east wind 5 to 10 knots. mostly sunny. waves
1 foot or less. 
.tonight...east wind 5 to 10 knots. slight chance of light
freezing rain and snow after midnight. waves 1 to 2 feet. 
.wednesday...northeast wind 5 knots becoming north in the
afternoon. patchy fog in the morning. slight chance of rain,
light freezing rain and snow in the morning. waves 1 to 2 feet. 
.wednesday night...northeast wind 5 knots becoming north early in
the morning. chance of rain after midnight. waves 1 to 2 feet. 

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

$$
fzus53 kdlh 241823
nshdlh
expires:202603242200;;229154

nearshore marine forecast
national weather service duluth mn
123 pm cdt tue mar 24 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.


lsz148-242200-
oak point to saxon harbor wi-
123 pm cdt tue mar 24 2026

.rest of today...northeast wind 5 to 10 knots. partly sunny.
waves 1 to 2 feet. 
.tonight...east wind 5 to 10 knots. slight chance of rain, light
freezing rain and snow after midnight. waves 1 to 3 feet. 
.wednesday...east wind 5 knots becoming northeast in the
afternoon. slight chance of rain and snow in the morning. waves
1 to 2 feet. 
.wednesday night...east wind 5 to 10 knots becoming north after
midnight. chance of rain after midnight. waves 1 to 2 feet. 

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

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