fzus61 kbuf 190902
glflo 
expires:202512191600;;848440

open lake forecast for lake ontario
national weather service buffalo ny
402 am 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 29.0 inch low near lake superior will deepen to 28.9 
inches while moving to central quebec by friday, with its trailing 
strong cold front crossing the lake early friday morning. in its 
wake, a 30.1 inch high will slowly build across the lake friday 
night and early saturday, then will drift off the atlantic coastline 
later saturday and saturday night, with a 29.5 inch low moving 
across ontario and quebec and pushing its attendant cold front 
across the lake sunday. a large 30.6 inch high will then build east 
across the lake monday.


loz062-191600-
lake ontario open waters from the niagara river to hamlin beach-
402 am est fri dec 19 2025

...gale warning in effect through late tonight...

.today...southwest winds to 30 knots becoming west and increasing
to 40 knot gales. rain showers this morning, then a chance of
snow showers this afternoon. waves 6 to 9 feet building to 12 to
16 feet. waves occasionally around 20 feet. 
.tonight...west gales to 40 knots diminishing to 15 to 25 knots.
a chance of snow showers in the evening. waves 12 to 17 feet
subsiding to 7 to 10 feet. waves occasionally around 22 feet. 
.saturday...southwest winds 15 to 25 knots becoming south. waves
3 to 6 feet. 
.saturday night...southwest winds to 30 knots becoming west. a
chance of rain showers. waves 4 to 7 feet building to 10 to
13 feet. waves occasionally around 16 feet. 
.sunday...west gales to 35 knots diminishing to 15 to 20 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. a chance of
snow and rain showers monday night. waves 1 to 3 feet. 
.tuesday...southwest winds 15 to 20 knots becoming northwest. a
chance of rain and snow showers during the day. waves 1 to 3 feet
building to 3 to 5 feet. 

$$

fzus61 kbuf 190902
glflo 
expires:202512191600;;848441

open lake forecast for lake ontario
national weather service buffalo ny
402 am 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 29.0 inch low near lake superior will deepen to 28.9 
inches while moving to central quebec by friday, with its trailing 
strong cold front crossing the lake early friday morning. in its 
wake, a 30.1 inch high will slowly build across the lake friday 
night and early saturday, then will drift off the atlantic coastline 
later saturday and saturday night, with a 29.5 inch low moving 
across ontario and quebec and pushing its attendant cold front 
across the lake sunday. a large 30.6 inch high will then build east 
across the lake monday.


loz063-191600-
lake ontario open waters from hamlin beach to sodus bay-
402 am est fri dec 19 2025

...gale warning in effect through late tonight...

.today...southwest winds to 30 knots becoming west and increasing
to 40 knot gales this afternoon. rain showers this morning, then
a chance of rain and snow showers early this afternoon. a chance
of snow showers late. waves 5 to 8 feet building to 14 to
18 feet. waves occasionally around 23 feet. 
.tonight...west gales to 40 knots diminishing to 30 knots. a
chance of snow showers through the early overnight. 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. waves 6 to
9 feet subsiding to 2 to 4 feet. waves occasionally around
11 feet. 
.saturday night...south winds 15 to 25 knots becoming west and
increasing to 35 knot gales overnight. a chance of rain showers.
waves 3 to 6 feet building to 10 to 14 feet. waves occasionally
around 18 feet. 
.sunday...west gales to 40 knots becoming northwest and
diminishing to 15 to 20 knots. snow showers likely. waves 13 to
17 feet subsiding to 5 to 8 feet. waves occasionally around
22 feet. 
.monday...west winds 10 to 15 knots becoming south 15 to
20 knots. a chance of snow showers monday night. waves 2 to
4 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 4 to 7 feet.
waves occasionally around 9 feet. 

$$

fzus61 kbuf 190902
glflo 
expires:202512191600;;848442

open lake forecast for lake ontario
national weather service buffalo ny
402 am 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 29.0 inch low near lake superior will deepen to 28.9 
inches while moving to central quebec by friday, with its trailing 
strong cold front crossing the lake early friday morning. in its 
wake, a 30.1 inch high will slowly build across the lake friday 
night and early saturday, then will drift off the atlantic coastline 
later saturday and saturday night, with a 29.5 inch low moving 
across ontario and quebec and pushing its attendant cold front 
across the lake sunday. a large 30.6 inch high will then build east 
across the lake monday.


loz064-065-191600-
lake ontario open waters from sodus bay to the saint lawrence
river-
402 am est fri dec 19 2025

...gale warning in effect through late tonight...

.today...south winds to 30 knots becoming west and increasing to
40 knot gales this afternoon. rain showers this morning, then a
chance of rain and snow showers early this afternoon. a chance of
snow showers late. waves 6 to 9 feet building to 14 to 18 feet.
waves occasionally around 23 feet. 
.tonight...west gales to 45 knots diminishing to 30 knots after
midnight. snow showers likely in the evening, then a chance of
snow showers after midnight. waves 16 to 21 feet subsiding to
11 to 15 feet. waves occasionally around 27 feet. 
.saturday...west winds 15 to 25 knots becoming south. waves 6 to
9 feet subsiding to 3 to 6 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 showers
in the evening, then a chance of snow and rain showers overnight.
waves 5 to 8 feet building to 10 to 14 feet. waves occasionally
around 18 feet. 
.sunday...west gales to 35 knots becoming northwest and
diminishing to 15 to 20 knots. lake effect snow showers likely.
waves 13 to 17 feet subsiding to 6 to 9 feet. waves occasionally
around 22 feet. 
.monday...northwest winds 10 to 15 knots becoming south 15 to
20 knots. a chance of snow showers monday night. waves 2 to
4 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 3 to 6 feet building to 4 to 7 feet.
waves occasionally around 9 feet. 

$$

fzus61 kcle 190834
glfle 
expires:202512191515;;847238

open lake forecast for lake erie
national weather service cleveland oh
334 am 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...
low pressure 29.00 currently near the ontario and quebec border
will continue to the northeast today, with a trough 29.80 inches
sweeping across lake erie this afternoon. high pressure 30.20
inches quickly slides through the ohio valley tonight and early
saturday. low pressure 29.40 inches tracks north of the great
lakes saturday night, pushing a cold front across lake erie.


lez061-168-169-191515-
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-
334 am est fri dec 19 2025

...gale warning in effect from 7 am est this morning through this
evening...

.today...west winds to 30 knots increasing to 40 knot gales this
afternoon. rain showers likely with a chance of snow showers
early, then snow and rain showers likely late this morning. snow
showers likely this afternoon. waves 8 to 11 feet building to
12 to 16 feet. waves occasionally around 20 feet. 
.tonight...west gales to 40 knots becoming southwest and
diminishing to 15 to 20 knots after midnight. a chance of snow
showers early, then a slight chance of snow showers from late
evening on. waves 12 to 16 feet subsiding to 4 to 7 feet. waves
occasionally around 20 feet. 
.saturday...south winds 15 to 25 knots increasing to 30 knots.
waves 3 to 6 feet building to 4 to 7 feet. waves occasionally
around 9 feet. 
.saturday night...southwest winds to 30 knots becoming west.
waves 5 to 8 feet building to 8 to 11 feet. waves occasionally
around 14 feet. 
.sunday...west winds to 30 knots diminishing to 10 to 15 knots.
waves 8 to 11 feet subsiding to 2 to 4 feet. waves occasionally
around 14 feet. 
.monday...southwest winds 10 to 15 knots becoming south 15 to
20 knots. a chance of rain and snow monday night. waves 1 to
3 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 3 feet. 

$$