• 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- Lake Ontario

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

fzus51 kbuf 042003
nshbuf
expires:202605050300;;015864

nearshore marine forecast
national weather service buffalo ny
403 pm edt mon may 4 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.


loz042-050300-
niagara river to hamlin beach along lake ontario-
403 pm edt mon may 4 2026

.tonight...southwest winds 10 to 15 knots increasing to 15 to
20 knots. a chance of showers. waves 1 to 3 feet building to 2 to
4 feet. 
.tuesday...southwest winds 15 to 20 knots becoming west 10 to
15 knots. a chance of showers in the morning, then showers likely
in the afternoon. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.tuesday night...southwest winds 5 to 10 knots becoming east.
rain likely in the evening, then rain overnight. waves 2 feet or
less. 
.wednesday...northeast winds 5 to 10 knots becoming northwest.
rain in the morning, then showers likely in the afternoon. waves
1 foot or less. 
.wednesday night...west winds 10 knots or less. a chance of
showers in the evening. waves 1 foot or less. 
.thursday...west winds 5 to 10 knots. mostly cloudy. waves 1 foot
or less. 
.friday...west winds 5 to 10 knots becoming southwest. a chance
of showers friday night. waves 1 foot or less. 
.saturday...southwest winds 5 to 10 knots becoming west. a chance
of showers. waves 2 feet or less. 

$$
fzus51 kbuf 042003
nshbuf
expires:202605050300;;015865

nearshore marine forecast
national weather service buffalo ny
403 pm edt mon may 4 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.


loz043-044-050300-
hamlin beach to mexico bay along lake ontario
including irondequoit bay-
403 pm edt mon may 4 2026

.tonight...southwest winds 10 to 15 knots becoming south 15 to
20 knots. a chance of showers after midnight. waves 1 to 3 feet. 
.tuesday...southwest winds 15 to 20 knots becoming west 10 to
15 knots. a chance of showers in the morning, then showers likely
with a chance of thunderstorms in the afternoon. waves 1 to
3 feet. 
.tuesday night...west winds 10 knots or less becoming east. rain
with a chance of thunderstorms in the evening, then rain
overnight. waves 1 to 3 feet subsiding to 1 foot or less. 
.wednesday...northeast winds 5 to 10 knots becoming northwest.
rain in the morning, then showers in the afternoon. waves 1 foot
or less. 
.wednesday night...west winds 5 to 10 knots. a chance of rain
showers. waves 2 feet or less. 
.thursday...west winds 5 to 10 knots. partly to mostly cloudy.
waves 2 feet or less. 
.friday...west winds 5 to 15 knots becoming southwest. a chance
of showers friday night. waves 1 to 3 feet subsiding to 1 foot or
less. 
.saturday...southwest winds 5 to 10 knots. a chance of showers.
waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

the water temperature off rochester is 43 degrees.

$$
fzus51 kbuf 042003
nshbuf
expires:202605050300;;015866

nearshore marine forecast
national weather service buffalo ny
403 pm edt mon may 4 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.


loz045-050300-
mexico bay to the saint lawrence river along lake ontario-
403 pm edt mon may 4 2026

.tonight...south winds 5 to 10 knots increasing to 15 to
20 knots. a chance of showers after midnight. waves 1 to 3 feet
building to 2 to 4 feet. 
.tuesday...south winds 15 to 20 knots becoming west 5 to
15 knots. showers likely with a chance of thunderstorms. waves
2 to 4 feet subsiding to 1 to 3 feet. 
.tuesday night...west winds 10 knots or less becoming southwest.
rain with a chance of thunderstorms in the evening, then rain
overnight. waves 1 to 3 feet subsiding to 1 foot or less. 
.wednesday...northwest winds 10 knots or less. rain in the
morning, then showers in the afternoon. waves 1 foot or less. 
.wednesday night...west winds 5 to 10 knots. a chance of rain
showers. waves 2 feet or less. 
.thursday...west winds 5 to 15 knots. partly to mostly cloudy.
waves 2 feet or less. 
.friday...west winds 5 to 15 knots becoming southwest. partly
cloudy. waves 2 feet or less. 
.saturday...southwest winds 5 to 10 knots. a chance of showers.
waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

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