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open lake forecast for lake ontario
national weather service buffalo ny
1002 am edt mon mar 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 30.1 inch high will slide from the lower ohio valley 
to the mid atlantic region today. a 28.9 inch low will move to james 
bay with a cold front from this low stalling near the lake tuesday, 
lifting northward wednesday as a 29.5 wave of low pressure ripples 
along the front, with this wave passing just to the west of the lake 
wednesday night. the low will deepen to 29.4 inches as it moves 
across southern quebec thursday. a 30.2 inch high will move across 
the ohio valley and mid-atlantic region thursday night through 
friday.


loz062-063-092100-
lake ontario open waters from the niagara river to sodus bay-
1002 am edt mon mar 9 2026

.this afternoon...southwest winds 15 to 20 knots. waves 3 to
6 feet building to 4 to 7 feet. waves occasionally around 9 feet.
.tonight...southwest winds 15 to 20 knots diminishing to 5 to
15 knots. waves 3 to 6 feet subsiding to 1 to 3 feet. 
.tuesday...south winds 5 to 10 knots becoming northeast. a chance
of rain showers in the afternoon. waves 2 feet or less. 
.tuesday night...northeast winds 5 to 15 knots increasing to
15 to 20 knots. a chance of rain showers in the evening, then
rain showers overnight. waves 1 to 3 feet building to 2 to
4 feet. 
.wednesday...east winds 15 to 25 knots becoming west to 30 knots.
rain showers during the day, then rain showers with snow showers
likely wednesday night. waves 3 to 6 feet building to 8 to
11 feet. waves occasionally around 14 feet. 
.thursday...west winds to 30 knots diminishing to 15 to 20 knots.
a chance of snow showers during the day. waves 9 to 12 feet
subsiding to 4 to 7 feet. waves occasionally around 15 feet. 
.friday...south winds 15 to 25 knots becoming west and increasing
to 35 knot gales. snow and rain showers likely. waves 3 to 6 feet
building to 11 to 15 feet. waves occasionally around 19 feet. 

$$

fzus61 kbuf 091403
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expires:202603092100;;900873

open lake forecast for lake ontario
national weather service buffalo ny
1002 am edt mon mar 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 30.1 inch high will slide from the lower ohio valley 
to the mid atlantic region today. a 28.9 inch low will move to james 
bay with a cold front from this low stalling near the lake tuesday, 
lifting northward wednesday as a 29.5 wave of low pressure ripples 
along the front, with this wave passing just to the west of the lake 
wednesday night. the low will deepen to 29.4 inches as it moves 
across southern quebec thursday. a 30.2 inch high will move across 
the ohio valley and mid-atlantic region thursday night through 
friday.


loz064-065-092100-
lake ontario open waters from sodus bay to the saint lawrence
river-
1002 am edt mon mar 9 2026

.this afternoon...south winds 15 to 20 knots. waves 3 to 5 feet. 
.tonight...southwest winds 5 to 15 knots becoming south. waves
3 to 5 feet subsiding to 1 to 3 feet. 
.tuesday...southeast winds 5 to 10 knots becoming northeast.
waves 2 feet or less. 
.tuesday night...northeast winds 5 to 15 knots. a chance of rain
showers in the evening, then rain showers likely overnight. waves
1 to 3 feet. 
.wednesday...northeast winds 15 to 25 knots becoming west to
30 knots. rain showers during the day, then rain showers with a
chance of snow showers wednesday night. waves 1 to 3 feet
building to 8 to 11 feet. waves occasionally around 14 feet. 
.thursday...west winds to 30 knots becoming northwest and
diminishing to 15 to 20 knots. a chance of snow showers during
the day. waves 8 to 12 feet subsiding to 4 to 7 feet. waves
occasionally around 15 feet. 
.friday...south winds 15 to 25 knots becoming west and increasing
to 35 knot gales. snow and rain showers likely. waves 3 to 5 feet
building to 11 to 15 feet. waves occasionally around 19 feet. 

$$

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open lake forecast for lake erie
national weather service cleveland oh
1001 am edt mon mar 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 ridge averaging 30.00 inches will persist across the mid-
atlantic today while low pressure of 29.20 inches passes north of
lake superior. a warm front will lift north across the area
tuesday as low pressure of 29.60 inches slides east into the
midwest. this low will continue northeast through the central
great lakes on wednesday, pulling a cold front east across the
area wednesday night. a ridge averaging 30.20 inches will build 
into the area on thursday, followed by a stronger low pressure 
system 29.40 inches moving east through the great lakes on  
friday.


lez061-168-169-092030-
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-
1001 am edt mon mar 9 2026

.this afternoon...southwest winds 10 to 15 knots. waves in ice
free areas 2 feet or less. 
.tonight...southwest winds 5 to 10 knots becoming south. waves
1 foot or less. 
.tuesday...south winds 5 to 10 knots becoming southwest. a chance
of rain showers. waves 1 foot or less. 
.tuesday night...south winds 10 knots or less becoming southeast.
a chance of rain showers in the evening, then rain showers with a
chance of thunderstorms overnight. waves 1 foot or less. 
.wednesday...south winds 10 to 15 knots becoming west 15 to
20 knots. rain showers with a chance of thunderstorms during the
day, then rain showers with snow showers likely wednesday night.
waves 1 to 3 feet. 
.thursday...west winds 15 to 20 knots becoming south 10 to
15 knots. waves 1 to 3 feet subsiding to 1 foot or less. 
.friday...south winds 15 to 25 knots becoming west to 30 knots.
rain and snow likely during the day. waves 1 to 3 feet building
to 2 to 4 feet. 

winds and waves higher in and near thunderstorms.

wave heights are for ice free areas.

$$