fzus61 kbuf 272003
glflo 
expires:202610280300;;818591

open lake forecast for lake ontario
national weather service buffalo ny
402 pm edt tue oct 27 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 ridge averaging 30.6 inches affects the lake through 
thursday as the embedded high pressure center wobbles southeastward 
from northern ontario to north atlantic waters southeast of the 
canadian maritimes. the ridge exits eastward thursday night as a 
cold front sweeps eastward across the lake. behind the front, 
another ridge averaging 30.2 inches builds from the western great 
lakes through this saturday. the high will drift eastward while a 
29.9 inch low is expected to move into the lower mississippi valley 
sunday.


loz062-280300-
lake ontario open waters from the niagara river to hamlin beach-
402 pm edt tue oct 27 2026

.tonight...east winds 10 to 15 knots. waves 1 to 3 feet. 
.wednesday...east winds 5 to 15 knots diminishing to less than
10 knots. waves 1 to 3 feet subsiding to 1 foot or less. 
.wednesday night...east winds 10 knots or less becoming
southwest. waves 1 foot or less. 
.thursday...southwest winds 5 to 15 knots increasing to 15 to
20 knots. waves 2 feet or less building to 3 to 5 feet. 
.thursday night...southwest winds 15 to 20 knots becoming
northwest 10 to 15 knots. a chance of showers. waves 3 to 5 feet
subsiding to 1 to 3 feet. 
.friday...west winds 15 to 20 knots becoming northwest 5 to
15 knots. waves 1 to 3 feet. 
.saturday...northwest winds less than 10 knots becoming east.
waves 1 foot or less. 
.sunday...east winds 10 knots or less becoming south. a chance of
showers sunday night. waves 1 foot or less. 

$$

fzus61 kbuf 272003
glflo 
expires:202610280300;;818592

open lake forecast for lake ontario
national weather service buffalo ny
402 pm edt tue oct 27 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 ridge averaging 30.6 inches affects the lake through 
thursday as the embedded high pressure center wobbles southeastward 
from northern ontario to north atlantic waters southeast of the 
canadian maritimes. the ridge exits eastward thursday night as a 
cold front sweeps eastward across the lake. behind the front, 
another ridge averaging 30.2 inches builds from the western great 
lakes through this saturday. the high will drift eastward while a 
29.9 inch low is expected to move into the lower mississippi valley 
sunday.


loz063>065-280300-
lake ontario open waters from hamlin beach to the saint lawrence
river-
402 pm edt tue oct 27 2026

.tonight...northeast winds 10 knots or less becoming southeast
10 to 15 knots. waves 2 feet or less. 
.wednesday...southeast winds 5 to 10 knots. waves 2 feet or less.
.wednesday night...southeast winds 5 to 15 knots becoming south.
waves 2 feet or less. 
.thursday...south winds 10 to 15 knots becoming southwest. waves
1 to 3 feet. 
.thursday night...southwest winds 15 to 20 knots becoming west. a
chance of showers. waves 2 to 4 feet. 
.friday...west winds 15 to 20 knots becoming northwest 10 to
15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.saturday...northwest winds 10 knots or less becoming southeast.
waves 2 feet or less. 
.sunday...southeast winds 5 to 10 knots becoming south. a chance
of showers sunday night. waves 1 foot or less. 

$$

fzus61 kbuf 272003
glfsl 
expires:202610280300;;818655

forecast for the saint lawrence river
including the thousand islands region
national weather service buffalo ny
403 pm edt tue oct 27 2026


slz022-024-280300-
saint lawrence river from cape vincent to saint regis
403 pm edt tue oct 27 2026

.tonight...light and variable winds. mainly clear this evening,
then becoming mostly cloudy. 
.wednesday...light and variable winds. mostly cloudy through
early afternoon, then becoming partly sunny. 
.wednesday night...light and variable winds becoming south 5 to
10 knots. mainly clear. 
.thursday...south winds 5 to 15 knots becoming southwest. a
chance of rain showers in the afternoon. 
.thursday night...southwest winds 15 to 20 knots becoming west
5 to 15 knots. a chance of showers. 
.friday...west winds 5 to 15 knots becoming northwest less than
10 knots. partly cloudy. 
.saturday...light and variable winds. mainly clear, then becoming
partly cloudy. 
.sunday...light and variable winds. a chance of rain showers
sunday night. 

$$

fzus61 kcle 271937
glfle 
expires:202610280215;;817842

open lake forecast for lake erie
national weather service cleveland oh
337 pm edt tue oct 27 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 30.50 inches will move off to the new england coast
wednesday. a cold front slides south across lake erie thursday 
night. high pressure of 30.40 inches will build over the eastern 
great lakes again friday into saturday before a warm front lifts
north across the lake on sunday.


lez061-167>169-280215-
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-
337 pm edt tue oct 27 2026

.tonight...east winds 15 to 20 knots becoming southeast 5 to
15 knots. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.wednesday...south winds 5 to 10 knots becoming light and
variable. waves 2 feet or less. 
.wednesday night...south winds 10 knots or less increasing to
10 to 15 knots. waves 2 feet or less. 
.thursday...south winds 10 to 15 knots becoming southwest 15 to
20 knots. waves 1 to 3 feet building to 2 to 4 feet, then
subsiding to 1 to 3 feet. 
.thursday night...southwest winds 10 to 15 knots becoming
northwest. a chance of showers. waves 2 to 4 feet. 
.friday...northwest winds 5 to 10 knots becoming northeast. waves
2 feet or less. 
.saturday...east winds 5 to 10 knots. waves 2 feet or less. 
.sunday...southeast winds 5 to 10 knots. a chance of showers
sunday night. waves 2 feet or less. 

$$