• 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 ·
ON- Ontario

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

fzus61 kbuf 102003
glflo 
expires:202610110300;;873596

open lake forecast for lake ontario
national weather service buffalo ny
403 pm edt sat oct 10 2026

for waters beyond five nautical miles of shore on lake ontario

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.

.synopsis...a high pressure ridge averaging 30.1 inches exits slowly 
eastward today through sunday before a weak trough averaging 29.8 
inches slides eastward across the lake sunday night. behind the 
trough, a weak ridge averaging 29.9 inches slides eastward across 
the lake on monday, exits eastward monday night, and is followed by 
a cold front sweeping southeastward across the lake on tuesday. 
behind the cold front, a ridge averaging 30.0 inches builds from 
northern ontario through thursday.


loz062-110300-
lake ontario open waters from the niagara river to hamlin beach-
403 pm edt sat oct 10 2026

.tonight...east winds 15 to 20 knots becoming southeast 5 to
15 knots. waves 2 to 4 feet subsiding to 1 to 2 feet. 
.sunday...southeast winds 5 to 10 knots becoming east. a chance
of rain late in the morning. rain in the afternoon. waves around
1 foot. 
.sunday night...east winds 5 to 15 knots becoming north less than
10 knots. rain likely in the evening, then a chance of rain
overnight. waves 1 to 2 feet. 
.monday...northwest winds 10 knots or less becoming southwest.
waves 1 foot or less. 
.monday night...south winds 10 to 15 knots. a chance of showers
overnight. waves 2 feet or less. 
.tuesday...southwest winds 10 to 15 knots becoming northwest
15 to 20 knots. showers with a chance of thunderstorms. waves
1 to 3 feet building to 2 to 4 feet. 
.wednesday...northwest winds 5 to 15 knots becoming north. waves
1 to 3 feet. 
.thursday...northeast winds 10 to 15 knots becoming southeast
15 to 20 knots. a chance of showers thursday night. waves 1 to
2 feet building to 3 to 5 feet. 

winds and waves higher in and near thunderstorms.

$$
fzus61 kbuf 102003
glflo 
expires:202610110300;;873597

open lake forecast for lake ontario
national weather service buffalo ny
403 pm edt sat oct 10 2026

for waters beyond five nautical miles of shore on lake ontario

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.

.synopsis...a high pressure ridge averaging 30.1 inches exits slowly 
eastward today through sunday before a weak trough averaging 29.8 
inches slides eastward across the lake sunday night. behind the 
trough, a weak ridge averaging 29.9 inches slides eastward across 
the lake on monday, exits eastward monday night, and is followed by 
a cold front sweeping southeastward across the lake on tuesday. 
behind the cold front, a ridge averaging 30.0 inches builds from 
northern ontario through thursday.


loz063>065-110300-
lake ontario open waters from hamlin beach to the saint lawrence
river-
403 pm edt sat oct 10 2026

.tonight...east winds 10 to 15 knots becoming southeast 15 to
20 knots. waves 1 to 3 feet building to 2 to 4 feet. 
.sunday...southeast winds 15 to 20 knots diminishing to 10 to
15 knots. rain in the afternoon. waves 2 to 4 feet subsiding to
1 to 3 feet. 
.sunday night...southeast winds 10 knots or less becoming east.
rain. waves 2 feet or less. 
.monday...northwest winds 10 knots or less becoming west. waves
1 foot or less. 
.monday night...southwest winds 5 to 15 knots becoming southeast.
a chance of showers overnight. waves 2 feet or less. 
.tuesday...south winds 15 to 20 knots becoming northwest. showers
with a chance of thunderstorms. waves 1 to 3 feet building to
3 to 5 feet. 
.wednesday...northwest winds 15 to 20 knots becoming north 10 to
15 knots. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.thursday...north winds 10 to 15 knots becoming southeast 15 to
20 knots. a chance of showers thursday night. waves 1 to 3 feet
building to 3 to 5 feet. 

winds and waves higher in and near thunderstorms.

$$
fzus61 kcle 102005
glfle 
expires:202610110215;;873928

open lake forecast for lake erie
national weather service cleveland oh
405 pm edt sat oct 10 2026

for waters beyond five nautical miles of shore on lake erie

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.

.synopsis...
high pressure of 30.40 inches will exit the new england coast
tonight allowing the remnant low of isaias 29.80 inches to move 
northeast through the central appalachians sunday then offshore of
the mid atlantic by monday. a cold front with pressure of 29.70 
inches will settle south across lake erie by tuesday night. high 
pressure of 30.30 inches will build over the upper great lakes on 
wednesday and thursday.


lez162-163-110215-
detroit river lt. to maumee bay oh to reno beach oh beyond 5nm
offshoreline to us-canadian border-
reno beach to the islands oh beyond 5nm off shoreline to us-
canadian border-
405 pm edt sat oct 10 2026

.tonight...southeast winds 10 to 15 knots increasing to 15 to
20 knots. a chance of showers after midnight. showers likely
late. waves 1 to 3 feet building to 2 to 4 feet. 
.sunday...east winds 15 to 20 knots becoming northeast 5 to
15 knots. showers likely early, then a chance of showers. a
slight chance of showers late. waves 2 to 4 feet subsiding to
1 to 3 feet. 
.sunday night...northeast winds 5 to 10 knots becoming west.
waves 2 feet or less. 
.monday...west winds 5 to 10 knots becoming south. waves 1 foot
or less. 
.monday night...south winds 10 to 15 knots becoming southwest
15 to 20 knots. a chance of showers overnight. waves 1 to 2 feet.
.tuesday...southwest winds 15 to 20 knots becoming northwest
10 to 15 knots. a chance of showers during the day. waves 1 to
3 feet. 
.wednesday...northwest winds 10 to 15 knots becoming northeast. a
chance of showers. waves 1 to 3 feet. 
.thursday...northeast winds 10 to 15 knots becoming southeast
15 to 20 knots. a chance of showers. waves 1 to 3 feet. 

$$
fzus61 kcle 102005
glfle 
expires:202610110215;;873929

open lake forecast for lake erie
national weather service cleveland oh
405 pm edt sat oct 10 2026

for waters beyond five nautical miles of shore on lake erie

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.

.synopsis...
high pressure of 30.40 inches will exit the new england coast
tonight allowing the remnant low of isaias 29.80 inches to move 
northeast through the central appalachians sunday then offshore of
the mid atlantic by monday. a cold front with pressure of 29.70 
inches will settle south across lake erie by tuesday night. high 
pressure of 30.30 inches will build over the upper great lakes on 
wednesday and thursday.


lez164>166-110215-
the islands to vermilion oh beyond 5 nm off shoreline to us-
canadian border-
vermilion to avon point oh beyond 5 nm off shoreline to us-
canadian border-
avon point to willowick oh beyond 5 nm off shoreline to us-
canadian border-
405 pm edt sat oct 10 2026

.tonight...southeast winds 10 to 15 knots increasing to 15 to
20 knots. a chance of showers after midnight. showers late. waves
1 to 3 feet building to 2 to 4 feet. 
.sunday...southeast winds 15 to 20 knots becoming east 10 to
15 knots. showers in the morning, then a chance of showers in the
afternoon. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.sunday night...northeast winds 5 to 15 knots becoming northwest.
waves 1 to 3 feet. 
.monday...northwest winds 5 to 10 knots becoming southwest. waves
1 to 2 feet. 
.monday night...south winds 10 to 15 knots becoming southwest
15 to 20 knots. waves 1 to 3 feet building to 2 to 4 feet. 
.tuesday...southwest winds 15 to 20 knots becoming northwest
10 to 15 knots. a chance of showers during the day. waves 3 to
5 feet subsiding to 2 to 4 feet. 
.wednesday...northwest winds 10 to 15 knots becoming northeast. a
chance of showers. waves 1 to 3 feet. 
.thursday...northeast winds 15 to 20 knots becoming southeast. a
chance of showers. waves 2 to 4 feet building to 3 to 5 feet. 

$$
fzus61 kcle 102005
glfle 
expires:202610110215;;873930

open lake forecast for lake erie
national weather service cleveland oh
405 pm edt sat oct 10 2026

for waters beyond five nautical miles of shore on lake erie

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.

.synopsis...
high pressure of 30.40 inches will exit the new england coast
tonight allowing the remnant low of isaias 29.80 inches to move 
northeast through the central appalachians sunday then offshore of
the mid atlantic by monday. a cold front with pressure of 29.70 
inches will settle south across lake erie by tuesday night. high 
pressure of 30.30 inches will build over the upper great lakes on 
wednesday and thursday.


lez061-167>169-110215-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-willowick to geneva-on-the-
lake oh beyond 5nm off shoreline to us-canadian border-geneva-on-
the-lake to conneaut oh beyond 5 nm off shoreline to us-
canadian border-
conneaut oh to ripley ny beyond 5 nm off shoreline to us-
canadian border-
405 pm edt sat oct 10 2026

.tonight...southeast winds 10 to 15 knots increasing to 15 to
20 knots. a chance of showers late. waves 1 to 3 feet building to
3 to 5 feet. 
.sunday...southeast winds 15 to 20 knots becoming east 10 to
15 knots. showers through early afternoon, then a chance of
showers late. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.sunday night...east winds 5 to 15 knots becoming north 10 knots
or less. waves 1 to 3 feet. 
.monday...northwest winds 5 to 10 knots becoming southwest. waves
2 feet or less. 
.monday night...southwest winds 10 to 15 knots increasing to
15 to 20 knots. a chance of showers overnight. waves 1 to 3 feet
building to 2 to 4 feet. 
.tuesday...southwest winds 15 to 20 knots becoming northwest. a
chance of showers and thunderstorms during the day, then a chance
of showers tuesday night. waves 3 to 5 feet subsiding to 2 to
4 feet. 
.wednesday...northwest winds 5 to 15 knots becoming north. waves
1 to 3 feet. 
.thursday...northeast winds 15 to 20 knots becoming southeast. a
chance of showers. waves 1 to 3 feet building to 3 to 5 feet. 

winds and waves higher in and near thunderstorms.

$$
fzus63 kdtx 101937
glflh 
expires:202610110345;;872661

open lake forecast for lake huron
national weather service detroit/pontiac mi
337 pm edt sat oct 10 2026

for waters beyond five nautical miles off shore on lake huron

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.

.synopsis...remnants from hurricane isaias which is pushing into
the ohio valley will sustain breezy southeast flow across the
great lakes. this system, 29.80 inches, will center over the
eastern ohio river valley tomorrow afternoon before exiting into
new england monday morning.


lhz363-462-110345-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
lake huron from port austin to harbor beach beyond 5nm off shore-
337 pm edt sat oct 10 2026

.tonight...south winds 20 to 25 knots with gusts to around
30 knots decreasing to 15 to 20 knots after midnight. waves 5 to
7 feet. waves occasionally around 10 feet. 
.sunday...southeast winds 10 to 15 knots. waves 3 to 5 feet
subsiding to 1 to 3 feet late in the afternoon. 
.sunday night...southeast winds 5 to 10 knots veering to the
southwest after midnight. waves 2 feet or less. 
.monday...southwest winds 5 to 10 knots increasing to 10 to
15 knots in the late morning and early afternoon...then backing
to the south early in the afternoon. waves 1 to 3 feet. 
.monday night...southeast winds 10 to 15 knots. a chance of rain
in the evening...then rain likely after midnight. waves 2 to
4 feet. 
.tuesday...east winds 10 to 15 knots becoming north 15 to
20 knots late in the afternoon...then decreasing to 10 to
15 knots late in the evening. rain likely in the morning...then a
chance of rain late in the morning. waves 3 to 5 feet. 
.wednesday...northwest winds 10 to 15 knots. waves 1 to 3 feet. 
.thursday...northeast winds 10 to 15 knots becoming east 15 to
20 knots . a chance of rain . waves 1 to 3 feet building to 3 to
5 feet. 


$$
fzus63 kdtx 101937
glflh 
expires:202610110345;;872660

open lake forecast for lake huron
national weather service detroit/pontiac mi
337 pm edt sat oct 10 2026

for waters beyond five nautical miles off shore on lake huron

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.

.synopsis...remnants from hurricane isaias which is pushing into
the ohio valley will sustain breezy southeast flow across the
great lakes. this system, 29.80 inches, will center over the
eastern ohio river valley tomorrow afternoon before exiting into
new england monday morning.


lhz361-362-110345-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
337 pm edt sat oct 10 2026

.tonight...south winds 20 to 25 knots with gusts to 35 knot gales
decreasing to 10 to 15 knots. waves 6 to 9 feet. waves
occasionally around 12 feet. 
.sunday...south winds 10 to 15 knots. waves 3 to 5 feet. 
.sunday night...southeast winds 10 to 15 knots becoming south
5 to 10 knots in the late evening and overnight. waves 2 to
4 feet subsiding to 1 to 3 feet in the late evening and
overnight. 
.monday...southeast winds 5 to 10 knots backing to the east in
the late morning and early afternoon...then increasing to 10 to
15 knots early in the afternoon. waves 1 to 3 feet. 
.monday night...east winds 10 to 15 knots backing to the
northeast after midnight. a chance of rain in the evening...then
rain likely after midnight. waves 2 to 4 feet. 
.tuesday...northeast winds 10 to 15 knots backing to the north
late in the afternoon. rain likely in the morning...then a chance
of rain late in the morning. waves 2 to 4 feet subsiding to 1 to
3 feet late in the evening. 
.wednesday...northwest winds 5 to 10 knots becoming north 10 to
15 knots by midnight. waves 2 feet or less. 
.thursday...northeast winds 10 to 15 knots becoming east 15 to
20 knots with gusts to around 30 knots . a chance of rain by
midnight. waves 1 to 3 feet building to 3 to 5 feet. 


$$
fzus63 kdtx 101937
glflh 
expires:202610110345;;872662

open lake forecast for lake huron
national weather service detroit/pontiac mi
337 pm edt sat oct 10 2026

for waters beyond five nautical miles off shore on lake huron

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.

.synopsis...remnants from hurricane isaias which is pushing into
the ohio valley will sustain breezy southeast flow across the
great lakes. this system, 29.80 inches, will center over the
eastern ohio river valley tomorrow afternoon before exiting into
new england monday morning.


lhz463-464-110345-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
337 pm edt sat oct 10 2026

.tonight...southeast winds 15 to 20 knots becoming south 10 to
15 knots early in the morning. waves 3 to 5 feet. 
.sunday...southeast winds 10 to 15 knots decreasing to 5 to
10 knots late in the afternoon. a chance of rain in the morning.
waves 2 to 4 feet subsiding to 1 to 3 feet in the late morning
and afternoon. 
.sunday night...east winds 5 to 10 knots early in the evening
becoming light and variable. waves 2 feet or less. 
.monday...southwest winds 5 to 10 knots becoming south 10 to
15 knots early in the afternoon. waves 2 feet or less. 
.monday night...south winds 15 to 20 knots becoming southwest
10 to 15 knots in the late evening and overnight. a chance of
rain and thunderstorms in the evening...then rain likely after
midnight. waves 2 to 4 feet. 
.tuesday...south winds 10 to 15 knots becoming northwest 15 to
20 knots late in the afternoon...then decreasing to 10 to
15 knots late in the evening. rain likely. a chance of rain late
in the afternoon. waves 3 to 5 feet. 
.wednesday...north winds 10 to 15 knots. waves 2 to 4 feet
subsiding to 1 to 3 feet. 
.thursday...north winds 10 to 15 knots veering to the east in the
late morning and early afternoon...then increasing to 15 to
20 knots early in the evening becoming southeast 20 to 25 knots
by midnight. a chance of rain . waves 2 to 4 feet building to
3 to 5 feet . 


$$
fzus63 kdtx 101937
glfsc 
expires:202610110345;;872665

lake st clair forecast
national weather service detroit/pontiac mi
337 pm edt sat oct 10 2026

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.

.synopsis...remnants from hurricane isaias which is pushing into
the ohio valley will sustain breezy southeast flow across the
great lakes. this system, 29.80 inches, will center over the
eastern ohio river valley tomorrow afternoon before exiting into
new england monday morning.


lcz460-110345-
lake st clair-
337 pm edt sat oct 10 2026

.tonight...southeast winds 10 to 15 knots. mostly cloudy. a chance
of light rain early in the morning. waves 2 feet or less.
.sunday...southeast winds 10 to 15 knots becoming east 5 to 10 knots
in the afternoon. cloudy. light rain likely early in the
morning...then a chance of light rain in the late morning and early
afternoon. waves 2 feet or less.
.sunday night...northeast winds 5 to 10 knots early in the evening
becoming light and variable. mostly cloudy early in the evening
becoming partly cloudy. patchy fog after midnight. waves 2 feet or
less.
.monday...light and variable winds becoming south 10 to 15 knots.
partly sunny. patchy fog early in the morning. waves 2 feet or less.
.monday night...southwest winds 10 to 15 knots. partly cloudy. light
rain likely after midnight. waves 2 feet or less.
.tuesday...southwest winds 10 to 15 knots becoming northwest 15 to
20 knots in the evening. partly cloudy. a chance of light rain.
waves 1 to 3 feet.
.wednesday...north winds 15 to 20 knots. partly cloudy. waves 2 feet
or less.
.thursday...east winds 15 to 20 knots. partly cloudy. a chance of
light rain. waves 1 to 3 feet.

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