fzus61 kbuf 292355
glflo 
expires:202512300400;;464203

open lake forecast for lake ontario
national weather service buffalo ny
655 pm est mon dec 29 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...low pressure averaging 29.0 inches over georgian bay 
will move to northern new england and southern quebec today, then to 
the canadian maritimes by tuesday while deepening to 28.8 inches. a 
trough averaging 29.7 inches, will drop southward across the lake 
thursday and linger through friday.


loz062-300400-
lake ontario open waters from the niagara river to hamlin beach-
655 pm est mon dec 29 2025

...gale warning in effect through tuesday morning...

.tonight...west gales to 45 knots diminishing to 35 knots. lake
effect snow showers likely. waves 18 to 23 feet subsiding to
14 to 18 feet. waves occasionally around 29 feet. 
.tuesday...west gales to 35 knots. snow showers likely through
early afternoon, then a chance of snow showers late. waves 13 to
17 feet subsiding to 10 to 15 feet. waves occasionally around
22 feet. 
.tuesday night...west gales to 35 knots diminishing to 30 knots.
lake effect snow showers. waves 10 to 14 feet subsiding to 7 to
10 feet. waves occasionally around 18 feet. 
.wednesday...west winds 15 to 25 knots. lake effect snow showers.
waves 7 to 10 feet. waves occasionally around 13 feet. 
.wednesday night...northwest winds 20 to 25 knots becoming west.
snow showers. waves 7 to 10 feet subsiding to 3 to 6 feet. waves
occasionally around 13 feet. 
.thursday...west winds 20 to 25 knots. snow showers likely. waves
3 to 6 feet. 
.friday...west winds 15 to 25 knots. a chance of snow showers
during the day. waves 4 to 7 feet subsiding to 3 to 6 feet. waves
occasionally around 9 feet. 
.saturday...northwest winds 10 to 15 knots. a chance of snow
showers. waves 2 to 4 feet. 

$$

fzus61 kbuf 292355
glflo 
expires:202512300400;;464204

open lake forecast for lake ontario
national weather service buffalo ny
655 pm est mon dec 29 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...low pressure averaging 29.0 inches over georgian bay 
will move to northern new england and southern quebec today, then to 
the canadian maritimes by tuesday while deepening to 28.8 inches. a 
trough averaging 29.7 inches, will drop southward across the lake 
thursday and linger through friday.


loz063-300400-
lake ontario open waters from hamlin beach to sodus bay-
655 pm est mon dec 29 2025

...gale warning in effect through tuesday evening...

.tonight...west gales to 45 knots diminishing to 40 knots. lake
effect snow showers. waves 19 to 24 feet subsiding to 17 to
22 feet. waves occasionally around 31 feet. 
.tuesday...northwest gales to 35 knots becoming west to 40 knots.
lake effect snow showers likely. waves 16 to 21 feet subsiding to
14 to 19 feet. waves occasionally around 27 feet. 
.tuesday night...west gales to 40 knots diminishing to 30 knots.
lake effect snow showers likely in the evening, then lake effect
snow showers overnight. waves 14 to 18 feet subsiding to 9 to
12 feet. waves occasionally around 23 feet. 
.wednesday...west winds 15 to 25 knots. lake effect snow showers.
waves 8 to 12 feet. waves occasionally around 15 feet. 
.wednesday night...northwest winds 20 to 25 knots. snow showers.
waves 9 to 12 feet subsiding to 5 to 8 feet. waves occasionally
around 15 feet. 
.thursday...west winds 20 to 25 knots. lake effect snow showers.
waves 3 to 6 feet. 
.friday...west winds 15 to 25 knots. snow showers likely during
the day, then a chance of snow showers friday night. waves 5 to
8 feet. waves occasionally around 10 feet. 
.saturday...northwest winds 15 to 20 knots diminishing to 10 to
15 knots. a chance of snow showers. waves 3 to 6 feet subsiding
to 2 to 4 feet. 

$$

fzus61 kbuf 292355
glflo 
expires:202512300400;;464205

open lake forecast for lake ontario
national weather service buffalo ny
655 pm est mon dec 29 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...low pressure averaging 29.0 inches over georgian bay 
will move to northern new england and southern quebec today, then to 
the canadian maritimes by tuesday while deepening to 28.8 inches. a 
trough averaging 29.7 inches, will drop southward across the lake 
thursday and linger through friday.


loz064-300400-
lake ontario open waters from sodus bay to mexico bay-
655 pm est mon dec 29 2025

...gale warning in effect through tuesday evening...

.tonight...southwest gales to 45 knots becoming west to 40 knots.
snow showers. waves 20 to 25 feet subsiding to 17 to 22 feet.
waves occasionally around 32 feet. 
.tuesday...west gales to 35 knots increasing to 40 knots. snow
showers likely. waves 16 to 21 feet subsiding to 14 to 19 feet.
waves occasionally around 27 feet. 
.tuesday night...west gales to 40 knots diminishing to 30 knots.
snow showers likely in the evening, then lake effect snow showers
overnight. waves 15 to 19 feet subsiding to 9 to 13 feet. waves
occasionally around 24 feet. 
.wednesday...west winds 15 to 25 knots. lake effect snow showers.
waves 8 to 12 feet. waves occasionally around 15 feet. 
.wednesday night...northwest winds 20 to 25 knots. snow showers.
waves 9 to 12 feet subsiding to 3 to 6 feet. waves occasionally
around 15 feet. 
.thursday...northwest winds 20 to 25 knots becoming west. lake
effect snow showers. waves 3 to 6 feet. 
.friday...west winds 15 to 25 knots. lake effect snow showers.
waves 5 to 8 feet. waves occasionally around 10 feet. 
.saturday...northwest winds 15 to 20 knots becoming north 10 to
15 knots. snow showers likely during the day, then a chance of
snow showers saturday night. waves 3 to 6 feet. 

$$

fzus61 kbuf 292355
glflo 
expires:202512300400;;464206

open lake forecast for lake ontario
national weather service buffalo ny
655 pm est mon dec 29 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...low pressure averaging 29.0 inches over georgian bay 
will move to northern new england and southern quebec today, then to 
the canadian maritimes by tuesday while deepening to 28.8 inches. a 
trough averaging 29.7 inches, will drop southward across the lake 
thursday and linger through friday.


loz065-300400-
lake ontario open waters from mexico bay to the saint lawrence
river-
655 pm est mon dec 29 2025

...gale warning in effect through tuesday evening...

.tonight...southwest gales to 45 knots becoming west to 40 knots.
snow showers. waves 18 to 23 feet subsiding to 15 to 20 feet.
waves occasionally around 29 feet. 
.tuesday...west gales to 35 knots increasing to 40 knots. snow
showers likely early, then a chance of snow showers from late
morning on. waves 14 to 18 feet subsiding to 13 to 17 feet. waves
occasionally around 23 feet. 
.tuesday night...west gales to 40 knots diminishing to 30 knots.
a chance of snow showers. waves 13 to 17 feet subsiding to 7 to
11 feet. waves occasionally around 22 feet. 
.wednesday...northwest winds 15 to 20 knots. lake effect snow
showers. waves 7 to 11 feet. waves occasionally around 14 feet. 
.wednesday night...northwest winds 15 to 25 knots. snow showers
in the evening, then snow showers likely overnight. waves 8 to
11 feet subsiding to 2 to 4 feet. waves occasionally around
14 feet. 
.thursday...northwest winds 15 to 20 knots becoming west. lake
effect snow showers. waves 2 to 4 feet building to 3 to 6 feet. 
.friday...west winds 15 to 25 knots becoming northwest. lake
effect snow showers likely. waves 3 to 6 feet building to 4 to
7 feet. waves occasionally around 9 feet. 
.saturday...northwest winds 10 to 15 knots becoming north. snow
showers likely during the day, then a chance of snow showers
saturday night. waves 3 to 5 feet subsiding to 2 to 4 feet. 

$$

fzus61 kbuf 292355
glfsl 
expires:202512300400;;464208

forecast for the saint lawrence river
including the thousand islands region
national weather service buffalo ny
655 pm est mon dec 29 2025


slz022-024-300400-
saint lawrence river from cape vincent to saint regis
655 pm est mon dec 29 2025

...small craft advisory in effect through late tuesday night...

.tonight...southwest winds to 30 knots becoming west 15 to
25 knots. snow showers likely. 
.tuesday...west winds 15 to 25 knots. a chance of snow showers
through early afternoon. 
.tuesday night...west winds 15 to 25 knots diminishing to 10 to
15 knots. partly to mostly cloudy. 
.wednesday...west winds 5 to 10 knots. a chance of snow showers
in the afternoon. 
.wednesday night...west winds less than 10 knots. a chance of
snow showers. 
.thursday...west winds 10 knots or less becoming southwest.
partly to mostly cloudy. 
.friday...southwest winds 10 knots or less becoming west. a
chance of snow showers. 
.saturday...northwest winds less than 10 knots. a chance of snow
showers saturday night. 

$$

fzus61 kcle 292357
glfle 
expires:202512300315;;464226

open lake forecast for lake erie
national weather service cleveland oh
657 pm est mon dec 29 2025

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...
pressure averaging 29.80 inches will continue to gradually 
increase tonight as strong low pressure exits quickly to the 
northeast. pressure remains around 29.90 inches tuesday. a trough 
averaging 29.70 inches passes wednesday morning, followed by a 
cold front late wednesday. a surface trough averaging 29.80 inches
lingers across the lake into friday as a ridge averaging 30.10 
inches moves east into the region by saturday.


lez061-168-169-300315-
ripley to buffalo ny extending from 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-
657 pm est mon dec 29 2025

...gale warning in effect through tuesday afternoon...

.tonight...west gales to 45 knots diminishing to 40 knots. snow
likely. waves 16 to 21 feet subsiding to 12 to 16 feet. waves
occasionally around 27 feet. 
.tuesday...west gales to 35 knots diminishing to 30 knots. snow
likely early, then a chance of snow from late morning on. waves
10 to 14 feet subsiding to 8 to 11 feet. waves occasionally
around 18 feet. 
.tuesday night...west winds to 30 knots. snow. waves 7 to 11 feet
subsiding to 6 to 9 feet. waves occasionally around 14 feet. 
.wednesday...west winds 20 to 25 knots. snow. waves 5 to 8 feet.
waves occasionally around 10 feet. 
.wednesday night...northwest winds 15 to 25 knots. snow likely in
the evening, then a chance of snow overnight. waves 5 to 8 feet.
waves occasionally around 10 feet. 
.thursday...west winds 15 to 25 knots. a chance of snow thursday
night. waves 4 to 7 feet. waves occasionally around 9 feet. 
.friday...west winds 15 to 25 knots diminishing to 10 to
15 knots. waves 4 to 7 feet subsiding to 2 to 4 feet. waves
occasionally around 9 feet. 
.saturday...northwest winds around 10 knots becoming west. waves
1 to 3 feet. 

$$