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(1/5)
Latest Great Lakes Marine Forecast by KBUF
Issued 12/19/2025 10:02 PM America/New_York.
Valid through 12/20/2025 5:00 AM America/New_York.
fzus61 kbuf 200302
glflo
expires:202512201000;;891843
open lake forecast for lake ontario
national weather service buffalo ny
1002 pm est fri dec 19 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 28.9 inch low over central quebec will continue
to move east tonight. in its wake, a 30.1 inch high will slowly
build across the lake tonight and early saturday, before drifting
off the atlantic coastline later saturday and saturday night. a 29.5
inch low moving across ontario and quebec will push its attendant
cold front across the lake sunday. a large 30.6 inch high will then
build east across the lake monday. a 29.8 inch low just north of
lake superior tuesday will pass north of the lake, resulting in a
pair of fronts passing across the region.
loz062-201000-
lake ontario open waters from the niagara river to hamlin beach-
1002 pm est fri dec 19 2025
...gale warning in effect until 3 am est saturday...
...gale watch in effect from saturday evening through sunday
evening...
.rest of tonight...west gales to 35 knots diminishing to 15 to
25 knots. a chance of snow showers late this evening. waves 12 to
16 feet subsiding to 7 to 10 feet. waves occasionally around
20 feet.
.saturday...southwest winds 10 to 15 knots increasing to 15 to
25 knots. waves 3 to 6 feet.
.saturday night...southwest winds to 30 knots becoming west and
increasing to 35 knot gales overnight. a chance of rain showers
in the evening. waves 6 to 9 feet building to 10 to 15 feet.
waves occasionally around 19 feet.
.sunday...west gales to 35 knots. a chance of snow showers. waves
10 to 15 feet subsiding to 9 to 12 feet. waves occasionally
around 19 feet.
.sunday night...west winds to 30 knots diminishing to 10 to
15 knots. a chance of snow showers in the evening. waves 8 to
11 feet subsiding to 3 to 6 feet. waves occasionally around
14 feet.
.monday...west winds 10 to 15 knots becoming south. snow and rain
showers likely monday night. waves 2 to 4 feet subsiding to 1 to
3 feet.
.tuesday...southwest winds 15 to 25 knots becoming northwest.
rain and snow showers likely during the day. waves 2 to 4 feet
building to 3 to 6 feet.
.wednesday...northwest winds 5 to 15 knots becoming southeast. a
chance of rain showers wednesday night. waves 2 to 4 feet
subsiding to 2 feet or less.
$$
(2/5)
Latest Great Lakes Marine Forecast by KBUF
Issued 12/19/2025 10:02 PM America/New_York.
Valid through 12/20/2025 5:00 AM America/New_York.
fzus61 kbuf 200302
glflo
expires:202512201000;;891844
open lake forecast for lake ontario
national weather service buffalo ny
1002 pm est fri dec 19 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 28.9 inch low over central quebec will continue
to move east tonight. in its wake, a 30.1 inch high will slowly
build across the lake tonight and early saturday, before drifting
off the atlantic coastline later saturday and saturday night. a 29.5
inch low moving across ontario and quebec will push its attendant
cold front across the lake sunday. a large 30.6 inch high will then
build east across the lake monday. a 29.8 inch low just north of
lake superior tuesday will pass north of the lake, resulting in a
pair of fronts passing across the region.
loz063-201000-
lake ontario open waters from hamlin beach to sodus bay-
1002 pm est fri dec 19 2025
...gale warning in effect until 3 am est saturday...
...gale watch in effect from saturday evening through sunday
evening...
.rest of tonight...west gales to 40 knots diminishing to
30 knots. a chance of snow showers. waves 14 to 19 feet subsiding
to 10 to 13 feet. waves occasionally around 24 feet.
.saturday...west winds 15 to 25 knots becoming south. waves 5 to
8 feet subsiding to 3 to 5 feet. waves occasionally around
10 feet.
.saturday night...south winds to 30 knots becoming west and
increasing to 35 knot gales overnight. a chance of rain and snow
showers in the evening. waves 3 to 6 feet building to 12 to
16 feet. waves occasionally around 20 feet.
.sunday...west gales to 35 knots. lake effect snow showers
likely. waves 12 to 17 feet. waves occasionally around 22 feet.
.sunday night...northwest winds to 30 knots diminishing to 15 to
25 knots. a chance of snow showers. waves 10 to 14 feet subsiding
to 3 to 6 feet. waves occasionally around 18 feet.
.monday...west winds 10 to 15 knots becoming south 15 to
20 knots. snow and rain showers likely monday night. waves 3 to
5 feet subsiding to 1 to 3 feet.
.tuesday...south winds 15 to 25 knots becoming northwest. rain
and snow showers likely during the day, then a chance of rain
showers tuesday night. waves 2 to 4 feet building to 5 to 9 feet.
waves occasionally around 11 feet.
.wednesday...northwest winds 15 to 20 knots becoming south 5 to
15 knots. waves 3 to 6 feet subsiding to 1 to 3 feet.
$$
(3/5)
Latest Great Lakes Marine Forecast by KBUF
Issued 12/19/2025 10:02 PM America/New_York.
Valid through 12/20/2025 5:00 AM America/New_York.
fzus61 kbuf 200302
glflo
expires:202512201000;;891845
open lake forecast for lake ontario
national weather service buffalo ny
1002 pm est fri dec 19 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 28.9 inch low over central quebec will continue
to move east tonight. in its wake, a 30.1 inch high will slowly
build across the lake tonight and early saturday, before drifting
off the atlantic coastline later saturday and saturday night. a 29.5
inch low moving across ontario and quebec will push its attendant
cold front across the lake sunday. a large 30.6 inch high will then
build east across the lake monday. a 29.8 inch low just north of
lake superior tuesday will pass north of the lake, resulting in a
pair of fronts passing across the region.
loz064-065-201000-
lake ontario open waters from sodus bay to the saint lawrence
river-
1002 pm est fri dec 19 2025
...gale warning in effect until 3 am est saturday...
...gale watch in effect from saturday evening through sunday
evening...
.rest of tonight...west gales to 40 knots diminishing to
30 knots. snow showers likely late this evening, then a chance of
snow showers after midnight. waves 15 to 20 feet subsiding to
10 to 14 feet. waves occasionally around 26 feet.
.saturday...west winds 15 to 20 knots becoming south and
increasing to 30 knots. waves 6 to 9 feet subsiding to 4 to
7 feet. waves occasionally around 11 feet.
.saturday night...south winds to 30 knots becoming west and
increasing to 35 knot gales overnight. a chance of rain and snow
showers. waves 5 to 8 feet building to 12 to 16 feet. waves
occasionally around 20 feet.
.sunday...west gales to 35 knots. lake effect snow showers
likely. waves 13 to 17 feet. waves occasionally around 22 feet.
.sunday night...northwest gales to 35 knots diminishing to 15 to
25 knots. a chance of snow showers in the evening. waves 11 to
15 feet subsiding to 4 to 7 feet. waves occasionally around
19 feet.
.monday...west winds 10 to 15 knots becoming south 15 to
20 knots. snow showers likely monday night. waves 3 to 5 feet
subsiding to 2 to 4 feet.
.tuesday...south winds 15 to 25 knots becoming northwest to
30 knots. rain and snow showers during the day, then a chance of
rain showers tuesday night. waves 3 to 5 feet building to 6 to
10 feet. waves occasionally around 13 feet.
.wednesday...northwest winds 15 to 20 knots becoming south 5 to
15 knots. a chance of rain showers wednesday night. waves 4 to
7 feet subsiding to 1 to 3 feet. waves occasionally around
9 feet.
$$
(4/5)
Latest Great Lakes Marine Forecast by KCLE
Issued 12/19/2025 10:18 PM America/New_York.
Valid through 12/20/2025 4:30 AM America/New_York.
fzus61 kcle 200318
glfle
expires:202512200930;;892785
open lake forecast for lake erie
national weather service cleveland oh
1018 pm est fri dec 19 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...
high pressure of 30.20 inches will build across the region into
saturday. low pressure 29.40 inches will then track east through
the great lakes, extending a cold front across lake erie saturday
night. high pressure 30.50 inches will build across ohio sunday
into monday, followed by another low pressure moving east through
the upper great lakes late monday into tuesday.
lez061-200930-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-
1018 pm est fri dec 19 2025
...gale warning in effect until midnight est tonight...
...gale watch in effect from saturday afternoon through sunday
morning...
.overnight...west gales to 35 knots diminishing to 15 to 20
knots. waves 10 to 13 feet subsiding to 4 to 7 feet. waves
occasionally around 16 feet.
.saturday...south winds 15 to 25 knots becoming southwest. waves
3 to 6 feet building to 5 to 8 feet. waves occasionally around
10 feet.
.saturday night...southwest winds 30 to 35 knots becoming west.
waves 7 to 10 feet building to 9 to 13 feet. waves occasionally
around 16 feet.
.sunday...west winds 30 to 35 knots. waves 8 to 12 feet subsiding
to 5 to 8 feet. waves occasionally around 15 feet.
.sunday night...west winds 15 to 20 knots diminishing to 10 to
15 knots. waves 4 to 7 feet subsiding to 2 to 4 feet. waves
occasionally around 9 feet.
.monday...southwest winds 10 to 15 knots becoming south 15 to
20 knots. rain likely with a chance of snow monday night. waves
2 to 4 feet.
.tuesday...southwest winds 15 to 20 knots becoming northwest
10 to 15 knots. a chance of rain during the day. waves 3 to
6 feet subsiding to 2 to 4 feet.
.wednesday...northwest winds 10 knots or less becoming south
10 to 15 knots. a chance of rain wednesday night. waves 2 feet or
less.
$$
(5/5)
Latest Great Lakes Marine Forecast by KCLE
Issued 12/19/2025 10:18 PM America/New_York.
Valid through 12/20/2025 4:30 AM America/New_York.
fzus61 kcle 200318
glfle
expires:202512200930;;892784
open lake forecast for lake erie
national weather service cleveland oh
1018 pm est fri dec 19 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...
high pressure of 30.20 inches will build across the region into
saturday. low pressure 29.40 inches will then track east through
the great lakes, extending a cold front across lake erie saturday
night. high pressure 30.50 inches will build across ohio sunday
into monday, followed by another low pressure moving east through
the upper great lakes late monday into tuesday.
lez167>169-200930-
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-
1018 pm est fri dec 19 2025
.overnight...west winds to 30 knots becoming southwest and
diminishing to 10 to 15 knots. waves 9 to 12 feet
subsiding to 3 to 6 feet. waves occasionally around 15 feet.
.saturday...south winds 15 to 25 knots becoming southwest. waves
3 to 5 feet building to 5 to 8 feet. waves occasionally around
10 feet.
.saturday night...southwest winds to 30 knots becoming west.
waves 6 to 9 feet building to 8 to 12 feet. waves occasionally
around 15 feet.
.sunday...west winds 15 to 25 knots. waves 9 to 12 feet subsiding
to 5 to 8 feet. waves occasionally around 15 feet.
.sunday night...west winds 15 to 20 knots becoming southwest
10 to 15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet.
.monday...southwest winds 10 to 15 knots becoming south 15 to
20 knots. rain likely with a chance of snow monday night. waves
1 to 3 feet building to 3 to 5 feet.
.tuesday...southwest winds 15 to 20 knots becoming northwest
10 to 15 knots. a chance of rain during the day. waves 3 to
6 feet subsiding to 1 to 3 feet.
.wednesday...north winds 5 to 15 knots becoming south. a chance
of rain wednesday night. waves 2 feet or less.
$$
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