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open lake forecast for lake ontario
national weather service buffalo ny
402 pm est wed jan 7 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 30.1 inch high over the ohio valley late this 
afternoon will build off the mid atlantic coast by late thursday 
while strengthening to 30.3 inches. a 29.4 inch low will move from 
near lake michigan thursday night to quebec friday, with a trailing 
cold front crossing the lake friday. another 29.6 inch low is 
forecast to develop over lower michigan saturday, then move to 
quebec by sunday while deepening to 29.1 inches. a trailing cold 
front is forecast to cross the lake saturday night.


loz062-080400-
lake ontario open waters from the niagara river to hamlin beach-
402 pm est wed jan 7 2026

.tonight...west winds 10 to 15 knots becoming southwest. waves
1 to 3 feet. 
.thursday...southwest winds 5 to 10 knots becoming southeast.
waves 2 feet or less. 
.thursday night...southeast winds 5 to 15 knots becoming south
15 to 20 knots. rain showers likely overnight. waves 1 to 3 feet
building to 2 to 4 feet. 
.friday...south winds 15 to 25 knots becoming southwest to
30 knots. showers. waves 3 to 6 feet building to 5 to 8 feet.
waves occasionally around 10 feet. 
.friday night...southwest winds 15 to 20 knots becoming northeast
10 to 15 knots. a chance of rain showers in the evening. waves
3 to 6 feet subsiding to 2 to 4 feet. 
.saturday...east winds 15 to 25 knots becoming southwest to
30 knots. rain showers likely during the day, then rain showers
likely with a chance of snow showers saturday night. waves 2 to
4 feet building to 8 to 11 feet. waves occasionally around
14 feet. 
.sunday...west gales to 35 knots diminishing to 30 knots. a
chance of snow showers. waves 10 to 14 feet subsiding to 7 to
10 feet. waves occasionally around 18 feet. 
.monday...west winds to 30 knots becoming southwest. waves 5 to
8 feet. waves occasionally around 10 feet. 

$$

fzus61 kbuf 072102
glflo 
expires:202601080400;;961191

open lake forecast for lake ontario
national weather service buffalo ny
402 pm est wed jan 7 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 30.1 inch high over the ohio valley late this 
afternoon will build off the mid atlantic coast by late thursday 
while strengthening to 30.3 inches. a 29.4 inch low will move from 
near lake michigan thursday night to quebec friday, with a trailing 
cold front crossing the lake friday. another 29.6 inch low is 
forecast to develop over lower michigan saturday, then move to 
quebec by sunday while deepening to 29.1 inches. a trailing cold 
front is forecast to cross the lake saturday night.


loz063-064-080400-
lake ontario open waters from hamlin beach to mexico bay-
402 pm est wed jan 7 2026

.tonight...northwest winds 10 to 15 knots becoming west. waves
2 to 4 feet. 
.thursday...southwest winds 5 to 15 knots becoming southeast.
waves 1 to 3 feet. 
.thursday night...southeast winds 15 to 25 knots becoming south
to 30 knots. a chance of rain showers overnight. waves 1 to
2 feet building to 3 to 6 feet. 
.friday...south winds to 30 knots. showers. waves 5 to 9 feet.
waves occasionally around 11 feet. 
.friday night...southwest winds 15 to 25 knots becoming north and
diminishing to 10 to 15 knots. rain showers likely in the
evening, then a chance of rain showers overnight. waves 4 to
7 feet subsiding to 2 to 4 feet. waves occasionally around
9 feet. 
.saturday...northeast winds 15 to 20 knots becoming southwest and
increasing to 30 knots. rain showers likely during the day, then
rain showers likely with a chance of snow showers saturday night.
waves 1 to 3 feet building to 8 to 11 feet. waves occasionally
around 14 feet. 
.sunday...southwest gales to 35 knots becoming west and
diminishing to 30 knots. a chance of snow showers. waves 10 to
13 feet building to 12 to 16 feet, then subsiding to 10 to
14 feet. waves occasionally around 20 feet. 
.monday...west winds 20 to 25 knots becoming southwest. a chance
of snow showers during the day. waves 7 to 10 feet subsiding to
5 to 8 feet. waves occasionally around 13 feet. 

$$

fzus61 kbuf 072102
glflo 
expires:202601080400;;961192

open lake forecast for lake ontario
national weather service buffalo ny
402 pm est wed jan 7 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 30.1 inch high over the ohio valley late this 
afternoon will build off the mid atlantic coast by late thursday 
while strengthening to 30.3 inches. a 29.4 inch low will move from 
near lake michigan thursday night to quebec friday, with a trailing 
cold front crossing the lake friday. another 29.6 inch low is 
forecast to develop over lower michigan saturday, then move to 
quebec by sunday while deepening to 29.1 inches. a trailing cold 
front is forecast to cross the lake saturday night.


loz065-080400-
lake ontario open waters from mexico bay to the saint lawrence
river-
402 pm est wed jan 7 2026

.tonight...west winds 5 to 10 knots. waves 1 to 3 feet. 
.thursday...southwest winds 5 to 10 knots becoming south. waves
1 to 3 feet. 
.thursday night...southeast winds 10 to 15 knots increasing to
15 to 25 knots. waves 2 feet or less building to 3 to 6 feet. 
.friday...south winds to 30 knots. showers. waves 5 to 9 feet.
waves occasionally around 11 feet. 
.friday night...south winds 15 to 25 knots becoming north and
diminishing to 10 to 15 knots. rain showers in the evening, then
a chance of rain showers overnight. waves 4 to 7 feet subsiding
to 1 to 3 feet. waves occasionally around 9 feet. 
.saturday...northeast winds 10 to 15 knots becoming southwest and
increasing to 30 knots. rain showers likely during the day, then
rain showers likely with a chance of snow showers saturday night.
waves 1 to 3 feet building to 7 to 10 feet. waves occasionally
around 13 feet. 
.sunday...southwest gales to 35 knots becoming west. snow showers
likely. waves 9 to 12 feet building to 10 to 15 feet. waves
occasionally around 19 feet. 
.monday...west winds 15 to 25 knots becoming southwest. a chance
of snow showers. waves 5 to 8 feet. waves occasionally around
10 feet. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
241 pm est wed jan 7 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...
a ridge averaging 30.00 inches affects lake erie through thursday
as the core of the ridge moves from the mid ohio valley to 
atlantic waters near the delmarva peninsula. during thursday night
through friday, a low should wobble northeastward from the upper 
mississippi valley to southern quebec and weaken to 29.80 inches. 
accordingly, a warm front should sweep northeastward across lake 
erie thursday night before a cold front sweeps southeastward 
across the lake on friday. behind the cold front, a ridge 
averaging 30.10 inches should build briefly from the northern 
great lakes and vicinity friday night. on saturday, another low 
should wobble northeastward from the lower ohio valley to lake 
huron, deepen to 29.30 inches, and allow a warm front to sweep 
northeastward across lake erie before a cold front sweeps 
generally eastward across the lake. behind the cold front, a 
trough averaging 29.90 inches should linger over lake erie on 
sunday. on monday, a ridge averaging 30.30 inches should build 
from the ohio valley and vicinity.


lez061-166>169-080315-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-
avon point to willowick oh beyond 5 nm off shoreline to us-
canadian border-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-
241 pm est wed jan 7 2026

.tonight...southwest winds 5 to 15 knots becoming south. patchy
very light drizzle early. patchy fog. waves 2 feet or less. 
.thursday...south winds 10 to 15 knots. waves 2 feet or less. 
.thursday night...southeast winds 15 to 20 knots becoming south
and increasing to 30 knots. a chance of showers. waves 1 to
3 feet building to 4 to 7 feet. waves occasionally around 9 feet.
.friday...south winds to 30 knots becoming southwest and
diminishing to 15 to 20 knots. showers in the morning, then a
chance of showers in the afternoon. waves 4 to 7 feet subsiding
to 3 to 6 feet. waves occasionally around 9 feet. 
.friday night...west winds 15 to 20 knots becoming northeast 5 to
15 knots. a chance of rain showers in the evening. waves 3 to
5 feet subsiding to 1 to 3 feet. 
.saturday...east winds 10 to 15 knots becoming southwest and
increasing to 30 knots. rain showers likely during the day, then
a chance of rain and snow showers saturday night. waves 2 feet or
less building to 9 to 12 feet. waves occasionally around 15 feet.
.sunday...west winds to 30 knots diminishing to 15 to 25 knots. a
chance of snow showers. waves 10 to 14 feet subsiding to 5 to
8 feet. waves occasionally around 18 feet. 
.monday...west winds 15 to 25 knots becoming southwest. waves
3 to 6 feet building to 5 to 8 feet. waves occasionally around
10 feet. 

$$