• 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- Simcoe & Huron

Human Forecasts
 > Daily Briefing
 > Forecast Blog

Real-Time Data
 > Dynamic Map
 > Wind Obs Summary

Computer Forecasts
 > Model Tables

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 062102
glflo 
expires:202511070400;;962421

open lake forecast for lake ontario
national weather service buffalo ny
402 pm est thu nov 6 2025

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 30.2 inch high will slide east off the mid-atlantic 
coast tonight. a 29.4 inch low over the upper great lakes tonight 
will then slowly deepen to 29.3 inches as it makes its way to 
western and central quebec friday and friday night, with its 
trailing cold front crossing the lake friday night. another 29.8 
inch surface low will deepen to 29.6 inches as it tracks from the 
ohio valley to new england sunday and monday, then strengthen 
further while moving into east-central quebec by tuesday.


loz062-070400-
lake ontario open waters from the niagara river to hamlin beach-
402 pm est thu nov 6 2025

.tonight...west winds 10 to 15 knots becoming south 15 to
20 knots. waves 1 to 3 feet. 
.friday...south winds 15 to 25 knots becoming southwest. showers
from late morning on. waves 2 to 4 feet building to 4 to 7 feet.
waves occasionally around 9 feet. 
.friday night...southwest winds 15 to 25 knots becoming west.
showers likely. waves 3 to 6 feet building to 4 to 7 feet. waves
occasionally around 9 feet. 
.saturday...northwest winds 15 to 20 knots diminishing to 5 to
15 knots. waves 4 to 7 feet subsiding to 1 to 2 feet. waves
occasionally around 9 feet. 
.saturday night...north winds 5 to 10 knots becoming east and
increasing to 15 to 20 knots. a chance of showers in the evening,
then showers likely overnight. waves 1 to 3 feet. 
.sunday...east winds 15 to 25 knots becoming north. rain showers
during the day, then rain showers with snow showers likely sunday
night. waves 3 to 6 feet building to 5 to 8 feet, then subsiding
to 3 to 5 feet. waves occasionally around 10 feet. 
.monday...northwest winds 15 to 25 knots. a chance of snow
showers during the day, then snow showers likely monday night.
waves 3 to 6 feet building to 5 to 7 feet. waves occasionally
around 9 feet. 
.tuesday...west winds to 30 knots becoming southwest. snow
showers likely with a chance of rain showers during the day, then
rain showers likely tuesday night. waves 6 to 9 feet building to
7 to 11 feet. waves occasionally around 14 feet. 

$$
fzus63 kdtx 062040
glflh 
expires:202511070500;;961728

open lake forecast for lake huron
national weather service detroit/pontiac mi
340 pm est thu nov 6 2025

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...strong southerly winds develop tonight ahead of low
pressure, 29.30 inches, moving through the northern great lakes
tomorrow. brief gusts to gales possible over the open waters of
lake huron early friday morning. high pressure will reside over
the region saturday before a deepening low pressure system moves
through the southern lakes and ushers in an arctic air mass
sunday into monday.


lhz362-363-070500-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
340 pm est thu nov 6 2025

.tonight...southwest winds 10 to 15 knots becoming south 15 to
20 knots late in the evening...then increasing to 20 to 25 knots
with gusts to around 30 knots after midnight increasing to
30 knots. a brief period of gusts to 35 knot gales is possible 
early in the morning. showers likely after midnight. waves 1 to 3 
feet building to 8 to 12 feet. waves occasionally around 15 feet. 
.friday...south winds to 30 knots becoming southwest 20 to 25 
knots with gusts to around 30 knots in the late morning and 
afternoon. a chance of showers. waves 6 to 9 feet. waves 
occasionally around 11 feet. 
.friday night...west winds 20 to 25 knots with gusts to around
30 knots becoming northwest 15 to 20 knots after midnight. a
chance of rain. waves 6 to 9 feet. waves occasionally around
12 feet. 
.saturday...northwest winds 10 to 15 knots decreasing to 5 to
10 knots early in the afternoon. waves 4 to 6 feet subsiding to
2 to 4 feet early in the afternoon. waves occasionally around
8 feet. 
.saturday night...north winds 5 to 10 knots increasing to 10 to
15 knots after midnight. a chance of rain and snow in the
evening...then rain and snow likely after midnight. waves 1 to
3 feet building to 4 to 6 feet after midnight. waves occasionally
around 8 feet. 
.sunday...north winds 15 to 20 knots increasing to 20 to 25 knots
with gusts to around 30 knots. rain likely in the morning. snow
likely. waves 8 to 12 feet. waves occasionally around 15 feet. 
.monday...northwest winds 20 to 25 knots. gusts to 30 knots until
early evening. a chance of snow. waves 10 to 14 feet. waves
occasionally around 18 feet. 
.tuesday...west winds 20 to 25 knots with gusts to around
30 knots becoming southwest to 30 knots with gusts to 35 knot
gales early in the evening...then decreasing to 20 to 25 knots
with gusts to around 30 knots in the late evening and early
morning. a chance of snow early in the morning. a chance of rain.
waves 10 to 14 feet. waves occasionally around 18 feet. 


$$
fzus63 kdtx 062040
glflh 
expires:202511070500;;961729

open lake forecast for lake huron
national weather service detroit/pontiac mi
340 pm est thu nov 6 2025

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...strong southerly winds develop tonight ahead of low
pressure, 29.30 inches, moving through the northern great lakes
tomorrow. brief gusts to gales possible over the open waters of
lake huron early friday morning. high pressure will reside over
the region saturday before a deepening low pressure system moves
through the southern lakes and ushers in an arctic air mass
sunday into monday.


lhz462>464-070500-
lake huron from port austin to harbor beach beyond 5nm off shore-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
340 pm est thu nov 6 2025

.tonight...southwest winds 5 to 10 knots becoming south to
30 knots. a brief period of gusts to 35 knot gales is possible 
early in the morning. a chance of showers late. waves 1 to 3 feet
building to 5 to 7 feet after midnight. waves occasionally around
10 feet.
.friday...south winds to 30 knots becoming southwest 20 to
25 knots in the late morning and afternoon. showers in the 
morning. waves 5 to 7 feet. waves occasionally around 10 feet. 
.friday night...west winds 20 to 25 knots becoming northwest
15 to 20 knots in the late evening and overnight. a chance of
rain. waves 6 to 9 feet. waves occasionally around 12 feet. 
.saturday...northwest winds 10 to 15 knots decreasing to 5 to
10 knots early in the afternoon. waves 4 to 6 feet. waves
occasionally around 8 feet. 
.saturday night...north winds 5 to 10 knots becoming northeast
10 to 15 knots after midnight. a chance of rain. waves 1 to
3 feet building to 4 to 6 feet after midnight. waves occasionally
around 8 feet. 
.sunday...northeast winds 15 to 20 knots becoming north 20 to
25 knots with gusts to around 30 knots. rain. snow late in the
morning. snow likely late in the evening. waves 8 to 12 feet.
waves occasionally around 15 feet. 
.monday...north winds 20 to 25 knots with gusts to around
30 knots becoming northwest to 30 knots early in the evening...
then decreasing to 20 to 25 knots with gusts to around 30 knots
in the late evening and early morning. snow likely. waves 10 to
14 feet. waves occasionally around 18 feet. 
.tuesday...west winds 20 to 25 knots becoming southwest to
30 knots until early morning. gusts to 35 knot gales. a chance of
snow early in the morning...then a chance of rain and snow. waves
8 to 12 feet. waves occasionally around 15 feet. 


$$
© Copyright 2025 WeatherFlow, Inc · Contact Us ·