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fzus61 kbuf 232002
glflo 
expires:202607240300;;482600

open lake forecast for lake ontario
national weather service buffalo ny
402 pm edt thu jul 23 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 29.3 inch low over northern quebec this morning 
will move northeast and across the north atlantic by tonight. 
meanwhile, a 30.2 inch high will build across the central great 
lakes today, and then across the lake tonight. this high will linger 
from the lower great lakes to new england friday through saturday 
before weakening and drifting off the east coast sunday. a 29.5 inch 
area of low pressure will develop over the western great lakes 
sunday night and move north of the lake monday.


loz062-240300-
lake ontario open waters from the niagara river to hamlin beach-
402 pm edt thu jul 23 2026

.tonight...southwest winds 5 to 10 knots. waves 1 foot or less. 
.friday...southwest winds 10 knots or less becoming northeast.
waves 1 foot or less. 
.friday night...east winds 5 to 10 knots becoming south. waves
1 foot or less. 
.saturday...south winds 10 knots or less becoming east. waves
1 foot or less. 
.saturday night...southeast winds 5 to 10 knots becoming
southwest. waves 1 foot or less. 
.sunday...southwest winds 5 to 10 knots. a chance of showers and
thunderstorms during the day, then a chance of showers sunday
night. waves 1 foot or less. 
.monday...southwest winds 5 to 10 knots. a chance of showers
during the day, then showers likely with a chance of
thunderstorms monday night. waves 2 feet or less. 
.tuesday...west winds 10 to 15 knots becoming north. showers
likely during the day, then a chance of showers tuesday night.
waves 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

$$
fzus61 kbuf 232002
glflo 
expires:202607240300;;482601

open lake forecast for lake ontario
national weather service buffalo ny
402 pm edt thu jul 23 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 29.3 inch low over northern quebec this morning 
will move northeast and across the north atlantic by tonight. 
meanwhile, a 30.2 inch high will build across the central great 
lakes today, and then across the lake tonight. this high will linger 
from the lower great lakes to new england friday through saturday 
before weakening and drifting off the east coast sunday. a 29.5 inch 
area of low pressure will develop over the western great lakes 
sunday night and move north of the lake monday.


loz063>065-240300-
lake ontario open waters from hamlin beach to the saint lawrence
river-
402 pm edt thu jul 23 2026

.tonight...west winds 5 to 15 knots becoming southwest. waves
1 to 3 feet subsiding to 1 foot or less. 
.friday...southwest winds 5 to 10 knots becoming northeast. waves
1 foot or less. 
.friday night...northeast winds 5 to 10 knots becoming south.
waves 1 foot or less. 
.saturday...south winds 5 to 15 knots becoming southeast. waves
2 feet or less. 
.saturday night...southeast winds 5 to 10 knots becoming south.
waves 1 foot or less. 
.sunday...southwest winds 10 knots or less. a chance of showers
sunday night. waves 1 foot or less. 
.monday...southwest winds 5 to 15 knots becoming south. a chance
of showers and thunderstorms during the day, then showers likely
with a chance of thunderstorms monday night. waves 2 feet or
less. 
.tuesday...southwest winds 10 to 15 knots becoming north. showers
likely with a chance of thunderstorms during the day, then a
chance of showers and thunderstorms tuesday night. waves 1 to
3 feet. 

winds and waves higher in and near thunderstorms.

$$
fzus61 kcle 231940
glfle 
expires:202607240215;;481882

open lake forecast for lake erie
national weather service cleveland oh
340 pm edt thu jul 23 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 30.20 inches continues to build across the region 
this evening and will drift eastward through saturday. sunday, low
pressure 29.90 inches enters the great lakes region and will track
to the east through tuesday. 


lez061-168-169-240215-
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-
340 pm edt thu jul 23 2026

.tonight...southwest winds less than 10 knots becoming southeast.
waves 1 foot or less. 
.friday...southeast winds 10 knots or less becoming northeast.
waves 1 foot or less. 
.friday night...northeast winds 5 to 10 knots becoming south.
waves 1 foot or less. 
.saturday...south winds 5 to 10 knots becoming west. waves 1 foot
or less. 
.saturday night...southwest winds 10 knots or less. waves 1 foot
or less. 
.sunday...southwest winds 5 to 10 knots. a chance of showers
sunday night. waves 1 foot or less. 
.monday...southwest winds 5 to 15 knots increasing to 15 to
20 knots. a chance of showers and thunderstorms during the day,
then showers likely with a chance of thunderstorms monday night.
waves 1 to 3 feet building to 2 to 4 feet. 
.tuesday...southwest winds 10 to 15 knots becoming north. a
chance of showers during the day. waves 2 to 4 feet subsiding to
1 to 3 feet. 

winds and waves higher in and near thunderstorms.

$$
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