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(1/5)
Latest Great Lakes Marine Forecast by KBUF
Issued 12/29/2025 4:02 PM America/New_York.
Valid through 12/29/2025 11:00 PM America/New_York.
fzus61 kbuf 292102
glflo
expires:202512300400;;456147
open lake forecast for lake ontario
national weather service buffalo ny
402 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-
402 pm est mon dec 29 2025
...storm warning in effect until 9 pm est this evening...
.tonight...west gales to 45 knots diminishing to 40 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 40 knots diminishing 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.
$$
(2/5)
Latest Great Lakes Marine Forecast by KBUF
Issued 12/29/2025 4:02 PM America/New_York.
Valid through 12/29/2025 11:00 PM America/New_York.
fzus61 kbuf 292102
glflo
expires:202512300400;;456148
open lake forecast for lake ontario
national weather service buffalo ny
402 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-
402 pm est mon dec 29 2025
...storm warning in effect until midnight est tonight...
.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 40 knots becoming west. 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.
$$
(3/5)
Latest Great Lakes Marine Forecast by KBUF
Issued 12/29/2025 4:02 PM America/New_York.
Valid through 12/29/2025 11:00 PM America/New_York.
fzus61 kbuf 292102
glflo
expires:202512300400;;456149
open lake forecast for lake ontario
national weather service buffalo ny
402 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-
402 pm est mon dec 29 2025
...storm warning in effect until midnight est tonight...
.tonight...southwest storm force winds to 50 knots becoming west
and diminishing to 45 knot gales after midnight. snow showers.
waves 20 to 25 feet subsiding to 17 to 22 feet. waves
occasionally around 32 feet.
.tuesday...west gales 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.
$$
(4/5)
Latest Great Lakes Marine Forecast by KBUF
Issued 12/29/2025 4:02 PM America/New_York.
Valid through 12/29/2025 11:00 PM America/New_York.
fzus61 kbuf 292102
glflo
expires:202512300400;;456150
open lake forecast for lake ontario
national weather service buffalo ny
402 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-
402 pm est mon dec 29 2025
...storm warning in effect until midnight est tonight...
.tonight...southwest storm force winds to 50 knots becoming west
and diminishing to 45 knot gales after midnight. snow showers.
waves 18 to 23 feet subsiding to 15 to 20 feet. waves
occasionally around 29 feet.
.tuesday...west gales 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.
$$
(5/5)
Latest Great Lakes Marine Forecast by KCLE
Issued 12/29/2025 3:08 PM America/New_York.
Valid through 12/29/2025 10:15 PM America/New_York.
fzus61 kcle 292008
glfle
expires:202512300315;;453940
open lake forecast for lake erie
national weather service cleveland oh
308 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 29.60 inches will continue to gradually
increase 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-
308 pm est mon dec 29 2025
...storm warning in effect until 9 pm est this evening...
.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.
$$
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