• 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 170315
nshdlh
expires:202610171000;;229508

nearshore marine forecast
national weather service duluth mn
1015 pm cdt fri oct 16 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.


lsz148-171000-
oak point to saxon harbor wi-
1015 pm cdt fri oct 16 2026

.rest of tonight...southwest wind 10 to 15 knots with gusts to
around 20 knots. mostly clear. waves 1 to 3 feet. 
.saturday...southwest wind 15 to 20 knots. gusts up to 25 knots
increasing to 30 knots in the late morning and afternoon. sunny.
waves 1 to 3 feet. 
.saturday night...southwest wind 15 to 20 knots with gusts to
around 30 knots. mostly clear. waves 1 to 3 feet building to 2 to
4 feet after midnight. 
.sunday...southwest wind 15 to 20 knots. gusts up to 35 knots
decreasing to 25 knots. sunny. waves 2 to 4 feet subsiding to
1 to 2 feet late in the afternoon. a gale warning may be needed. 

$$
fzus53 kdlh 170315
nshdlh
expires:202610171000;;229503

nearshore marine forecast
national weather service duluth mn
1015 pm cdt fri oct 16 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.


lsz145-171000-
duluth mn to port wing wi-
1015 pm cdt fri oct 16 2026

.rest of tonight...southwest wind 15 to 20 knots with gusts to
around 25 knots. mostly clear. waves 1 to 3 feet. 
.saturday...southwest wind 20 to 25 knots with gusts to around
30 knots. sunny. waves 3 to 5 feet. a small craft advisory may be
needed. 
.saturday night...southwest wind 15 to 20 knots with gusts to
around 30 knots. mostly clear. waves 3 to 5 feet. a small craft
advisory may be needed. 
.sunday...southwest wind 15 to 20 knots. gusts up to 30 knots
decreasing to 25 knots in the afternoon. sunny. waves 3 to 5 feet
subsiding to 1 to 3 feet late in the afternoon. a small craft
advisory may be needed. 

$$
fzus53 kdlh 170315
nshdlh
expires:202610171000;;229504

nearshore marine forecast
national weather service duluth mn
1015 pm cdt fri oct 16 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.


lsz146-171000-
port wing to sand island wi-
1015 pm cdt fri oct 16 2026

.rest of tonight...west wind 10 to 15 knots with gusts to around
20 knots becoming southwest 15 to 20 knots with gusts to around
30 knots toward daybreak. mostly clear. waves 1 to 2 feet
building to 1 to 3 feet toward daybreak. 
.saturday...southwest wind 20 to 25 knots with gusts to around
30 knots. sunny. waves 4 to 7 feet. waves occasionally to 9 feet.
a small craft advisory may be needed. 
.saturday night...southwest wind 20 to 25 knots. gusts up to
30 knots increasing to 35 knots late in the evening, then
decreasing to 30 knots after midnight increasing to 35 knots
early in the morning. mostly clear. waves 4 to 6 feet. waves
occasionally to 8 feet. a gale warning may be needed. 
.sunday...southwest wind 20 to 25 knots with gales to around
35 knots easing to 10 to 15 knots with gusts to around 25 knots
late in the afternoon. sunny. waves 4 to 6 feet subsiding to 2 to
4 feet late in the afternoon. waves occasionally to 8 feet. a
gale warning may be needed. 

$$
fzus53 kdlh 170315
nshdlh
expires:202610171000;;229505

nearshore marine forecast
national weather service duluth mn
1015 pm cdt fri oct 16 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.


lsz147-171000-
sand island to bayfield wi-
1015 pm cdt fri oct 16 2026

.rest of tonight...west wind 5 to 10 knots with gusts to around
20 knots becoming southwest 10 to 15 knots with gusts to around
25 knots toward daybreak. mostly clear. waves 1 to 2 feet
building to 1 to 3 feet toward daybreak. 
.saturday...southwest wind 20 to 25 knots with gusts to around
30 knots easing to 10 to 15 knots with gusts to around 30 knots
late in the afternoon. sunny. waves 4 to 6 feet. waves
occasionally to 8 feet. a small craft advisory may be needed. 
.saturday night...southwest wind 20 to 25 knots with gales to
around 35 knots. mostly clear. waves 3 to 5 feet. waves
occasionally to 7 feet. a gale warning may be needed. 
.sunday...southwest wind 20 to 25 knots with gales to around
35 knots easing to 10 to 15 knots with gusts to around 25 knots
late in the afternoon. sunny. waves 4 to 6 feet. waves
occasionally to 7 feet. a gale warning may be needed. 

$$
fzus53 kdlh 170315
nshdlh
expires:202610171000;;229507

nearshore marine forecast
national weather service duluth mn
1015 pm cdt fri oct 16 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.


lsz121-171000-
chequamegon bay-bayfield to oak point wi-
1015 pm cdt fri oct 16 2026

.rest of tonight...southwest wind 5 to 10 knots. gusts up to
20 knots toward daybreak. mostly clear. waves 1 foot or less. 
.saturday...southwest wind 10 to 15 knots. gusts up to 25 knots
increasing to 30 knots in the late morning and early afternoon,
then decreasing to 25 knots late in the afternoon. sunny. waves
1 to 2 feet. 
.saturday night...southwest wind 15 to 20 knots. gusts up to
25 knots increasing to 30 knots in the late evening and
overnight. mostly clear. waves 1 to 2 feet. 
.sunday...southwest wind 15 to 20 knots with gusts to around
30 knots easing to 10 to 15 knots with gusts to around 30 knots
in the afternoon. sunny. waves 1 to 2 feet. 

$$
fzus53 kdlh 170315
nshdlh
expires:202610171000;;229498

nearshore marine forecast
national weather service duluth mn
1015 pm cdt fri oct 16 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.


lsz140-171000-
grand portage to grand marais mn-
1015 pm cdt fri oct 16 2026

.rest of tonight...west wind 15 to 20 knots with gusts to around
25 knots. mostly cloudy in the late evening and early morning
then becoming partly cloudy. waves 1 foot or less building to
2 to 4 feet toward daybreak. 
.saturday...southwest wind up to 30 knots. sunny. waves 6 to
9 feet. waves occasionally to 12 feet. a small craft advisory may
be needed. 
.saturday night...southwest wind up to 30 knots. gusts up to
30 knots increasing to 35 knots in the late evening and
overnight. partly cloudy. waves 7 to 10 feet. waves occasionally
to 14 feet. a gale warning may be needed. 
.sunday...southwest wind up to 30 knots with gales to around
40 knots. mostly sunny. waves 7 to 12 feet. waves occasionally to
15 feet. a gale warning may be needed. 

$$
fzus53 kdlh 170315
nshdlh
expires:202610171000;;229499

nearshore marine forecast
national weather service duluth mn
1015 pm cdt fri oct 16 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.


lsz141-171000-
grand marais to taconite harbor mn-
1015 pm cdt fri oct 16 2026

.rest of tonight...west wind 5 to 10 knots becoming southwest
15 to 20 knots with gusts to around 25 knots toward daybreak.
mostly cloudy in the late evening and early morning then
clearing. waves 1 to 3 feet. 
.saturday...southwest wind 20 to 25 knots. gusts up to 25 knots
increasing to 30 knots in the late morning and afternoon. sunny.
waves 2 to 4 feet building to 5 to 8 feet in the late morning and
afternoon. waves occasionally to 10 feet. a small craft advisory
may be needed. 
.saturday night...southwest wind 15 to 20 knots with gusts to
around 30 knots. partly cloudy. waves 5 to 8 feet. waves
occasionally to 10 feet. a small craft advisory may be needed. 
.sunday...southwest wind 20 to 25 knots with gusts to around
30 knots. mostly sunny. waves 6 to 9 feet. waves occasionally to
11 feet. a small craft advisory may be needed. 

$$
fzus53 kdlh 170315
nshdlh
expires:202610171000;;229500

nearshore marine forecast
national weather service duluth mn
1015 pm cdt fri oct 16 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.


lsz142-171000-
taconite harbor to silver bay harbor mn-
1015 pm cdt fri oct 16 2026

.rest of tonight...southwest wind 10 to 15 knots with gusts to
around 25 knots. partly cloudy. waves 1 to 2 feet. 
.saturday...southwest wind 20 to 25 knots. gusts up to 30 knots
decreasing to 25 knots late in the afternoon. sunny. waves 4 to
6 feet. waves occasionally to 7 feet. a small craft advisory may
be needed. 
.saturday night...southwest wind 15 to 20 knots with gusts to
around 30 knots. mostly clear. waves 4 to 6 feet. waves
occasionally to 8 feet. a small craft advisory may be needed. 
.sunday...southwest wind 20 to 25 knots. gusts up to 35 knots
decreasing to 30 knots in the late morning and afternoon. mostly
sunny. waves 4 to 6 feet. waves occasionally to 8 feet. a gale
warning may be needed. 

$$
fzus53 kdlh 170315
nshdlh
expires:202610171000;;229501

nearshore marine forecast
national weather service duluth mn
1015 pm cdt fri oct 16 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.


lsz143-171000-
silver bay harbor to two harbors mn-
1015 pm cdt fri oct 16 2026

.rest of tonight...west wind 10 to 15 knots with gusts to around
25 knots. mostly clear. waves 1 to 3 feet. 
.saturday...southwest wind 20 to 25 knots with gusts to around
30 knots. sunny. waves 4 to 6 feet. waves occasionally to 7 feet.
a small craft advisory may be needed. 
.saturday night...southwest wind 15 to 20 knots with gusts to
around 30 knots. mostly clear. waves 4 to 6 feet. waves
occasionally to 8 feet. a small craft advisory may be needed. 
.sunday...southwest wind 20 to 25 knots with gusts to around
30 knots easing to 10 to 15 knots with gusts to around 30 knots
late in the afternoon. mostly sunny. waves 4 to 6 feet subsiding
to 2 to 4 feet late in the afternoon. waves occasionally to
8 feet. a small craft advisory may be needed. 

$$
fzus53 kdlh 170315
nshdlh
expires:202610171000;;229502

nearshore marine forecast
national weather service duluth mn
1015 pm cdt fri oct 16 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.


lsz144-171000-
two harbors to duluth mn-
1015 pm cdt fri oct 16 2026

.rest of tonight...southwest wind 10 to 15 knots. gusts up to
25 knots toward daybreak. mostly clear. waves 1 to 3 feet. 
.saturday...southwest wind 15 to 20 knots with gusts to around
30 knots. sunny. waves 3 to 5 feet. a small craft advisory may be
needed. 
.saturday night...southwest wind 15 to 20 knots. gusts up to
25 knots increasing to 30 knots in the late evening and
overnight. mostly clear. waves 3 to 5 feet. waves occasionally to
7 feet. a small craft advisory may be needed. 
.sunday...southwest wind 15 to 20 knots. gusts up to 30 knots
decreasing to 25 knots late in the afternoon. sunny. waves 3 to
5 feet subsiding to 1 to 3 feet late in the afternoon. waves
occasionally to 7 feet. a small craft advisory may be needed. 

$$
fzus53 kmqt 170301
nshmqt
expires:202610170800;;228764

nearshore marine forecast
national weather service marquette mi
1101 pm edt fri oct 16 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.


lsz241-170800-
black river to ontonagon mi-
1101 pm edt fri oct 16 2026 /1001 pm cdt fri oct 16 2026/

...small craft advisory in effect until midnight edt /11 pm cdt/
tonight...

.rest of tonight...west wind 10 to 15 knots backing southwest
15 to 20 knots late. clear. waves 2 to 4 feet subsiding to 1 to
2 feet, then building to 2 to 4 feet. 
.saturday...southwest wind 15 to 25 knots with gusts up to
33 knots. sunny. waves building to 3 to 6 feet occasionally to
8 feet, then subsiding to 2 to 4 feet. 
.saturday night...southwest wind 15 to 25 knots with gale force
gusts up to 36 knots. clear. waves building to 3 to 6 feet
occasionally to 8 feet. 
.sunday...southwest wind 20 to 25 knots diminishing to 10 to
20 knots in the afternoon. gale force gusts up to 36 knots.
mostly sunny. waves subsiding to 2 to 3 feet. 

$$
fzus53 kmqt 170301
nshmqt
expires:202610170800;;228766

nearshore marine forecast
national weather service marquette mi
1101 pm edt fri oct 16 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.


lsz242-170800-
ontonagon to upper entrance of portage canal mi-
1101 pm edt fri oct 16 2026

...small craft advisory in effect until midnight edt tonight...

.rest of tonight...west wind 10 to 15 knots backing southwest
15 to 20 knots late. mostly clear. waves 2 to 4 feet subsiding to
2 to 3 feet, then building to 3 to 5 feet occasionally to 7 feet.
.saturday...southwest wind 15 to 25 knots with gale force gusts
up to 34 knots. sunny. waves building to 6 to 9 feet occasionally
to 11 feet, then subsiding to 3 to 6 feet occasionally to 8 feet.
.saturday night...southwest wind 15 to 25 knots with gale force
gusts up to 34 knots. clear. waves building to 5 to 8 feet
occasionally to 10 feet. 
.sunday...southwest wind 15 to 25 knots with gale force gusts up
to 34 knots. mostly sunny. waves subsiding to 3 to 5 feet
occasionally to 7 feet. 

$$
fzus53 kmqt 170301
nshmqt
expires:202610170800;;228763

nearshore marine forecast
national weather service marquette mi
1101 pm edt fri oct 16 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.


lsz240-170800-
saxon harbor wi to black river mi-
1101 pm edt fri oct 16 2026 /1001 pm cdt fri oct 16 2026/

.rest of tonight...west wind 10 to 15 knots backing southwest
10 to 20 knots late. clear. waves 2 to 3 feet subsiding to 1 to
2 feet, then building to 2 to 3 feet. 
.saturday...southwest wind 15 to 25 knots. sunny. waves building
to 2 to 4 feet, then subsiding to 2 to 3 feet. 
.saturday night...southwest wind 15 to 25 knots with gale force
gusts up to 36 knots. clear. waves building to 3 to 5 feet
occasionally to 7 feet. 
.sunday...southwest wind 20 to 25 knots diminishing to 10 to
20 knots in the afternoon. gale force gusts up to 36 knots.
mostly sunny. waves subsiding to 1 to 2 feet. 

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