fzus61 kbuf 092002
glflo 
expires:202609100300;;650332

open lake forecast for lake ontario
national weather service buffalo ny
402 pm edt wed sep 9 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 cold front will cross the lake while averaging 29.8 
inches tonight. behind the cold front, another ridge averaging 30.0 
inches will build from the western great lakes through friday and 
then exit toward new england on saturday. a warm front should sweep 
northeastward across lake ontario saturday night and be followed by 
a cold front sweeping eastward across the lake later on sunday. a 
30.1 inch ridge will then slide east across the lake monday.


loz062-100300-
lake ontario open waters from the niagara river to hamlin beach-
402 pm edt wed sep 9 2026

.tonight...southwest winds 15 to 20 knots becoming west. showers
likely early, then a chance of showers late this evening. waves
3 to 5 feet subsiding to 2 to 4 feet. 
.thursday...west winds 10 to 15 knots. waves 2 to 4 feet. 
.thursday night...northwest winds 15 to 20 knots diminishing to
10 to 15 knots. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.friday...northwest winds 10 knots or less becoming southwest.
waves 2 feet or less. 
.friday night...southwest winds 10 knots or less becoming south.
waves 1 foot or less. 
.saturday...south winds 10 knots or less becoming southwest.
waves 1 foot or less. 
.sunday...west winds 5 to 15 knots becoming northwest. waves
1 foot or less. 
.monday...north winds 5 to 15 knots becoming south. waves 1 to
3 feet. 

$$

fzus61 kbuf 092002
glflo 
expires:202609100300;;650333

open lake forecast for lake ontario
national weather service buffalo ny
402 pm edt wed sep 9 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 cold front will cross the lake while averaging 29.8 
inches tonight. behind the cold front, another ridge averaging 30.0 
inches will build from the western great lakes through friday and 
then exit toward new england on saturday. a warm front should sweep 
northeastward across lake ontario saturday night and be followed by 
a cold front sweeping eastward across the lake later on sunday. a 
30.1 inch ridge will then slide east across the lake monday.


loz063>065-100300-
lake ontario open waters from hamlin beach to the saint lawrence
river-
402 pm edt wed sep 9 2026

.tonight...southwest winds 15 to 20 knots becoming west. showers
with a chance of thunderstorms early, then showers likely late
this evening. a chance of showers after midnight. waves 2 to
4 feet building to 3 to 5 feet. 
.thursday...west winds 15 to 20 knots. waves 3 to 6 feet. 
.thursday night...northwest winds 15 to 20 knots diminishing to
5 to 15 knots. waves 3 to 6 feet subsiding to 2 to 4 feet. 
.friday...northwest winds 10 knots or less becoming west. waves
2 feet or less. 
.friday night...west winds 5 to 10 knots becoming south. waves
1 foot or less. 
.saturday...south winds 10 to 15 knots increasing to 15 to
20 knots. waves 1 to 3 feet. 
.sunday...southwest winds 10 to 15 knots becoming northwest.
waves 1 to 3 feet. 
.monday...north winds 5 to 10 knots becoming south and increasing
to 15 to 20 knots. waves 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 092309
glfle 
expires:202609100215;;657627

open lake forecast for lake erie
national weather service cleveland oh
709 pm edt wed sep 9 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 trough averaging 29.90 inches moves across lake erie this
evening followed by a cold front late tonight. this front will
stall south of the lake thursday morning before moving south in
the afternoon. high pressure 30.10 inches builds in thursday night 
into friday, weakening to 30.00 inches for saturday as an active
frontal boundary sets up over the southern great lakes.


lez061-168-169-100215-
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-
709 pm edt wed sep 9 2026

.tonight...southwest winds 15 to 20 knots becoming west. showers
likely with a chance of thunderstorms early, then a slight chance
of showers and thunderstorms late this evening. waves 3 to
5 feet. 
.thursday...northwest winds 5 to 15 knots becoming west. waves
1 to 3 feet. 
.thursday night...northwest winds 5 to 10 knots becoming
northeast. waves 2 feet or less. 
.friday...north winds 10 knots or less becoming east. waves
1 foot or less. 
.friday night...southeast winds 10 knots or less. waves 1 foot or
less. 
.saturday...south winds 5 to 10 knots. waves 2 feet or less. 
.sunday...southwest winds 5 to 10 knots becoming northeast. waves
1 to 2 feet. 
.monday...northeast winds 5 to 15 knots becoming south 15 to
20 knots. waves 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 092143
glfle 
expires:202609100215;;654481

open lake forecast for lake erie
national weather service cleveland oh
543 pm edt wed sep 9 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 trough averaging 29.90 inches moves across lake erie this
evening followed by a cold front late tonight. this front will
stall south of the lake thursday morning before moving south in
the afternoon. high pressure 30.10 inches builds in thursday night 
into friday, weakening to 30.00 inches for saturday as an active
frontal boundary sets up over the southern great lakes.


lez061-100215-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-
543 pm edt wed sep 9 2026

.tonight...southwest winds 10 to 15 knots becoming west 15 to
20 knots. showers with a chance of thunderstorms early, then a
chance of showers with a slight chance of thunderstorms late this
evening. waves 2 to 4 feet building to 3 to 5 feet. 
.thursday...northwest winds 5 to 10 knots becoming west. waves
1 to 3 feet. 
.thursday night...northwest winds 5 to 10 knots becoming north.
waves 2 feet or less. 
.friday...north winds 5 to 10 knots becoming light and variable.
waves 1 foot or less. 
.friday night...light and variable winds becoming southeast 5 to
10 knots. waves 1 foot or less. 
.saturday...south winds 5 to 10 knots. waves 1 foot or less. 
.sunday...southwest winds 5 to 10 knots becoming northeast. waves
around 1 foot. 
.monday...northeast winds 5 to 15 knots becoming south. waves
2 feet or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 092143
glfle 
expires:202609100215;;654480

open lake forecast for lake erie
national weather service cleveland oh
543 pm edt wed sep 9 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 trough averaging 29.90 inches moves across lake erie this
evening followed by a cold front late tonight. this front will
stall south of the lake thursday morning before moving south in
the afternoon. high pressure 30.10 inches builds in thursday night 
into friday, weakening to 30.00 inches for saturday as an active
frontal boundary sets up over the southern great lakes.


lez168-169-100215-
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-
543 pm edt wed sep 9 2026

...severe thunderstorm watch 665 in effect until 11 pm edt this
evening...

.tonight...southwest winds 10 to 15 knots becoming west. showers
with a chance of thunderstorms early, then a slight chance of
showers and thunderstorms late this evening. waves 2 to 4 feet
building to 3 to 5 feet. 
.thursday...northwest winds 5 to 15 knots. waves 1 to 3 feet. 
.thursday night...northwest winds 5 to 10 knots becoming
northeast. waves 2 feet or less. 
.friday...northeast winds 10 knots or less becoming east. waves
1 foot or less. 
.friday night...east winds 10 knots or less becoming southeast.
waves 1 foot or less. 
.saturday...south winds 5 to 10 knots. waves 2 feet or less. 
.sunday...southwest winds 5 to 10 knots becoming northeast. waves
1 to 2 feet. 
.monday...east winds 5 to 15 knots becoming south 15 to 20 knots.
waves 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

$$