fzus61 kbuf 162002
glflo 
expires:202510170300;;248825

open lake forecast for lake ontario
national weather service buffalo ny
402 pm edt thu oct 16 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...an expansive 30.2 inch high will settle over the lower 
great lakes through friday, before sliding off the east coast on 
saturday. meanwhile, a strong 29.1 inch surface low will track 
across northwestern ontario into hudson bay friday night and 
saturday while pushing its associated warm front across the lake 
friday night. a developing 29.5 inch low over the ohio saturday will 
strengthen to 29.3 inches as it moves northeast through the central 
great lakes saturday night and sunday.


loz062-170300-
lake ontario open waters from the niagara river to hamlin beach-
402 pm edt thu oct 16 2025

.tonight...north winds 5 to 15 knots becoming northeast. waves
1 to 2 feet. 
.friday...northeast winds 5 to 10 knots becoming light and
variable. a chance of showers late. waves 1 foot or less. 
.friday night...southwest winds 10 knots or less becoming south.
a chance of showers. waves 1 foot or less. 
.saturday...south winds 10 to 15 knots. a chance of showers.
waves 2 feet or less. 
.saturday night...southeast winds 10 to 15 knots becoming south
15 to 20 knots. showers likely. waves 1 to 3 feet. 
.sunday...south winds 15 to 25 knots becoming west to 30 knots.
showers with a chance of thunderstorms. waves 2 to 4 feet
building to 6 to 9 feet. waves occasionally around 11 feet. 
.monday...west winds to 30 knots becoming southwest and
diminishing to 10 to 15 knots. showers likely during the day,
then a chance of showers monday night. waves 6 to 9 feet
subsiding to 2 to 4 feet. waves occasionally around 11 feet. 
.tuesday...southwest winds 15 to 25 knots becoming west to
30 knots. showers likely. waves 2 to 3 feet building to 6 to
9 feet. waves occasionally around 11 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 162002
glflo 
expires:202510170300;;248826

open lake forecast for lake ontario
national weather service buffalo ny
402 pm edt thu oct 16 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...an expansive 30.2 inch high will settle over the lower 
great lakes through friday, before sliding off the east coast on 
saturday. meanwhile, a strong 29.1 inch surface low will track 
across northwestern ontario into hudson bay friday night and 
saturday while pushing its associated warm front across the lake 
friday night. a developing 29.5 inch low over the ohio saturday will 
strengthen to 29.3 inches as it moves northeast through the central 
great lakes saturday night and sunday.


loz063>065-170300-
lake ontario open waters from hamlin beach to the saint lawrence
river-
402 pm edt thu oct 16 2025

.tonight...north winds 10 to 15 knots becoming northeast. waves
1 to 3 feet. 
.friday...north winds 10 knots or less becoming northwest. waves
2 feet or less. 
.friday night...west winds 10 knots or less becoming south. a
chance of showers. waves 1 foot or less. 
.saturday...south winds 10 to 15 knots becoming southeast. a
chance of showers. waves 2 feet or less. 
.saturday night...southeast winds 15 to 25 knots becoming south.
a chance of showers in the evening, then showers likely
overnight. waves 1 to 3 feet building to 3 to 5 feet. 
.sunday...south winds 15 to 25 knots becoming southwest to
30 knots. showers with a chance of thunderstorms. waves 3 to
6 feet building to 5 to 9 feet. waves occasionally around
11 feet. 
.monday...west winds to 30 knots diminishing to 15 to 20 knots.
showers during the day, then a chance of showers monday night.
waves 7 to 10 feet subsiding to 3 to 6 feet. waves occasionally
around 13 feet. 
.tuesday...southwest winds 15 to 25 knots increasing to 30 knots.
showers. waves 3 to 5 feet building to 6 to 9 feet. waves
occasionally around 11 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 161951
glfle 
expires:202510170215;;248332

open lake forecast for lake erie
national weather service cleveland oh
351 pm edt thu oct 16 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 move from the upper great lakes
today to near pittsburgh by friday morning. this high will move 
east of the area friday and allow a warm front to lift north 
across lake erie friday night into saturday. low pressure will 
track out of the plains and deepen to 29.40 inches over lower 
michigan on sunday, pulling a strong cold front east across lake 
erie. a ridge averaging 30.10 inches will build into the ohio 
valley on monday. a low of around 29.50 inches will move from the
canadian prairies to the northern great lakes on tuesday.


lez061-168-169-170215-
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-
351 pm edt thu oct 16 2025

.tonight...north winds 5 to 10 knots becoming northeast. waves
1 foot or less. 
.friday...east winds less than 10 knots. a slight chance of
showers from late morning on. waves 1 foot or less. 
.friday night...south winds 5 to 15 knots. showers likely. waves
1 to 3 feet. 
.saturday...south winds 15 to 20 knots diminishing to 10 to
15 knots. showers likely in the morning, then a chance of showers
in the afternoon. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.saturday night...south winds 15 to 25 knots. a chance of showers
in the evening, then showers overnight. waves 2 to 4 feet
building to 3 to 6 feet. 
.sunday...southwest winds to 30 knots increasing to 35 knot
gales. showers with a chance of thunderstorms during the day,
then showers sunday night. waves 4 to 7 feet building to 9 to
13 feet. waves occasionally around 16 feet. 
.monday...west winds to 30 knots becoming southwest and
diminishing to 15 to 20 knots. a chance of showers. waves 7 to
10 feet subsiding to 2 to 4 feet. waves occasionally around
13 feet. 
.tuesday...south winds 15 to 25 knots becoming west to 30 knots.
showers likely. waves 3 to 6 feet building to 8 to 11 feet. waves
occasionally around 14 feet. 

winds and waves higher in and near thunderstorms.

$$