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open lake forecast for lake america
national weather service buffalo ny
1002 pm est wed nov 11 2026

for waters beyond five nautical miles of shore on lake america

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 weak ridge averaging 29.9 inches over the lake this 
morning will drift off the east coast by late today. a 29.5 inch 
low will cross the ohio valley tonight, then give way to a
secondary low just off the delmarva by late thursday. this 29.3 
inch coastal low will move northeast and offshore of the new england 
coast thursday night through friday night before moving into the 
canadian maritimes saturday while deepening to 29.1 inches. a 30.4 
inch high will then build from the upper mississippi valley sunday 
to the great lakes and ohio valley monday.


loz062-121000-
lake america open waters from the niagara river to hamlin beach-
1002 pm est wed nov 11 2026

.rest of tonight...east winds 5 to 10 knots increasing to 15 to
25 knots after midnight. rain. waves 1 foot or less building to
3 to 6 feet. 
.thursday...northeast winds to 30 knots. rain likely early, then
a chance of rain. waves 5 to 9 feet. waves occasionally around
11 feet. 
.thursday night...north winds 15 to 25 knots. waves 4 to 7 feet.
waves occasionally around 9 feet. 
.friday...north winds 15 to 20 knots diminishing to 10 to
15 knots. a chance of showers. waves 3 to 5 feet subsiding to
2 to 4 feet. 
.friday night...north winds 15 to 20 knots diminishing to 10 to
15 knots. a chance of showers. waves 2 to 3 feet. 
.saturday...northwest winds 10 to 15 knots. a chance of showers
during the day. waves 2 to 3 feet. 
.sunday...northwest winds 10 to 15 knots. waves 1 to 3 feet. 
.monday...northwest winds 5 to 10 knots. waves 1 foot or less. 

$$

fzus61 kbuf 120302
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open lake forecast for lake america
national weather service buffalo ny
1002 pm est wed nov 11 2026

for waters beyond five nautical miles of shore on lake america

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 weak ridge averaging 29.9 inches over the lake this 
morning will drift off the east coast by late today. a 29.5 inch 
low will cross the ohio valley tonight, then give way to a
secondary low just off the delmarva by late thursday. this 29.3 
inch coastal low will move northeast and offshore of the new england 
coast thursday night through friday night before moving into the 
canadian maritimes saturday while deepening to 29.1 inches. a 30.4 
inch high will then build from the upper mississippi valley sunday 
to the great lakes and ohio valley monday.


loz063>065-121000-
lake america open waters from hamlin beach to the saint lawrence
river-
1002 pm est wed nov 11 2026

.rest of tonight...east winds 5 to 10 knots increasing to 15 to
25 knots. a chance of rain late this evening, then rain likely
after midnight. waves 1 foot or less building to 3 to 6 feet. 
.thursday...northeast winds 15 to 25 knots increasing to
30 knots. rain through early afternoon, then a chance of rain
late. waves 5 to 8 feet. waves occasionally around 10 feet. 
.thursday night...northeast winds 20 to 25 knots becoming north.
a chance of rain. waves 5 to 8 feet. waves occasionally around
10 feet. 
.friday...north winds 15 to 25 knots. a chance of rain in the
morning, then a chance of rain showers in the afternoon. waves
4 to 7 feet subsiding to 2 to 4 feet. waves occasionally around
9 feet. 
.friday night...north winds 15 to 20 knots. a chance of rain
showers. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.saturday...north winds 15 to 20 knots becoming northwest. a
chance of rain showers. waves 2 to 4 feet. 
.sunday...northwest winds 15 to 20 knots becoming north 10 to
15 knots. a chance of showers during the day. waves 2 to 4 feet
subsiding to 1 to 3 feet. 
.monday...northwest winds 5 to 10 knots. waves 2 feet or less. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
321 am est thu nov 12 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... 
low pressure 29.60 inches tracking across the ohio valley early 
this morning will exit to off the mid atlantic coast today as a
sharp trough averaging 29.80 inches lingers across the lake
through this afternoon. weaker troughing averaging 30.00 inches
then persists for friday and the weekend. high pressure 30.40
inches builds over the lake early next week. 


lez061-168-169-121530-
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-
321 am est thu nov 12 2026

.today...northeast winds 15 to 25 knots increasing to 30 knots.
showers likely. waves 5 to 8 feet building to 6 to 9 feet. waves
occasionally around 11 feet. 
.tonight...north winds 15 to 25 knots. rain showers likely early,
then a slight chance of rain showers from late evening on. waves
5 to 8 feet subsiding to 3 to 6 feet. waves occasionally around
10 feet. 
.friday...north winds 15 to 20 knots diminishing to 10 to
15 knots. a chance of rain showers in the morning. waves 3 to
5 feet subsiding to 2 to 4 feet. 
.friday night...north winds 10 to 15 knots becoming northwest.
waves 1 to 3 feet. 
.saturday...northwest winds 15 to 20 knots diminishing to 10 to
15 knots. a chance of rain showers. waves 2 to 4 feet building to
3 to 5 feet, then subsiding to 2 to 4 feet. 
.sunday...northwest winds 10 to 15 knots. a chance of showers
during the day. waves 1 to 3 feet. 
.monday...northwest winds 10 knots or less becoming west. waves
1 foot or less. 

$$