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glflo 
expires:202606300900;;138765

open lake forecast for lake ontario
national weather service buffalo ny
1002 pm edt mon jun 29 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 new england will move offshore by 
tuesday. a warm front will cross the lake on tuesday, then another 
30.1 inch high will build into the ohio valley and mid atlantic by 
wednesday, where it will remain through at least thursday. a weak 
29.9 inch trough will then approach the lake friday into saturday.


loz062-300900-
lake ontario open waters from the niagara river to hamlin beach-
1002 pm edt mon jun 29 2026

.overnight...east winds 5 to 10 knots becoming south. waves
1 foot or less. 
.tuesday...southwest winds 10 knots or less increasing to 10 to
15 knots. a chance of showers and thunderstorms in the morning.
waves 2 feet or less. 
.tuesday night...southwest winds 10 to 15 knots. waves 1 to
3 feet. 
.wednesday...southwest winds 10 to 15 knots increasing to 15 to
20 knots. waves 1 to 3 feet. 
.wednesday night...southwest winds 15 to 20 knots diminishing to
10 to 15 knots. waves 1 to 3 feet. 
.thursday...southwest winds 10 to 15 knots. waves 1 to 3 feet. 
.friday...west winds 5 to 10 knots becoming southwest. a chance
of showers and thunderstorms. waves 1 to 2 feet. 
.saturday...west winds 5 to 10 knots becoming northwest. a chance
of showers and thunderstorms. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 300202
glflo 
expires:202606300900;;138766

open lake forecast for lake ontario
national weather service buffalo ny
1002 pm edt mon jun 29 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 new england will move offshore by 
tuesday. a warm front will cross the lake on tuesday, then another 
30.1 inch high will build into the ohio valley and mid atlantic by 
wednesday, where it will remain through at least thursday. a weak 
29.9 inch trough will then approach the lake friday into saturday.


loz063>065-300900-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1002 pm edt mon jun 29 2026

.overnight...east winds 5 to 10 knots becoming south. waves
1 foot or less. 
.tuesday...south winds 5 to 10 knots. a chance of showers and
thunderstorms. waves 2 feet or less. 
.tuesday night...southwest winds 5 to 15 knots. waves 2 feet or
less. 
.wednesday...southwest winds 10 to 15 knots becoming west. waves
1 to 2 feet. 
.wednesday night...west winds 5 to 15 knots becoming southwest.
waves 1 to 3 feet. 
.thursday...southwest winds 10 to 15 knots becoming west. waves
1 to 3 feet. 
.friday...west winds 5 to 15 knots. a chance of showers and
thunderstorms. waves 1 to 2 feet. 
.saturday...west winds 5 to 10 knots. a chance of showers and
thunderstorms. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 300108
glfle 
expires:202606300815;;137167

open lake forecast for lake erie
national weather service cleveland oh
908 pm edt mon jun 29 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 averaging 30.10 inches extends from new england to 
the eastern great lakes. a warm front will lift north across lake 
erie tonight. a ridge averaging 30.00 inches will build from the 
south behind the front on tuesday and remain through much of the 
week. a weak trough of 29.90 inches will slowly settle south 
towards lake erie friday night into saturday.


lez061-165>169-300815-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-
vermilion to avon point oh beyond 5 nm 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-
908 pm edt mon jun 29 2026

.overnight...east winds 5 to 10 knots becoming south. waves
2 feet or less. 
.tuesday...south winds 5 to 10 knots becoming southwest. a slight
chance of showers early. waves 1 to 2 feet. 
.tuesday night...southwest winds 5 to 15 knots. waves 1 to
3 feet. 
.wednesday...southwest winds 10 to 15 knots. waves 1 to 3 feet. 
.wednesday night...southwest winds 10 to 15 knots. waves 1 to
3 feet. 
.thursday...southwest winds 5 to 15 knots. a chance of showers
and thunderstorms thursday night. waves 2 feet or less. 
.friday...southwest winds 5 to 10 knots. a chance of showers and
thunderstorms. waves 2 feet or less. 
.saturday...west winds 5 to 10 knots. a chance of showers and
thunderstorms. waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$