fzus61 kbuf 092004
glflo 
expires:202603100300;;916272

open lake forecast for lake ontario
national weather service buffalo ny
403 pm 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 29.3 inch surface low southeast of james bay this 
evening, will move to central quebec tuesday. a cold front will 
stall east of the lake through wednesday, then a frontal boundary 
will lift 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. this second 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. a 29.6 inch surface low will pass across the lake 
friday night with a cold front, then shift east of the lake 
saturday.


loz062-063-100300-
lake ontario open waters from the niagara river to sodus bay-
403 pm edt mon mar 9 2026

.tonight...southwest winds 15 to 20 knots diminishing to 5 to
15 knots. waves 3 to 5 feet subsiding to 2 feet or less. 
.tuesday...south winds 10 knots or less becoming northeast. a
chance of rain showers from late morning on. waves 1 foot or
less. 
.tuesday night...northeast winds 10 to 15 knots becoming east
15 to 20 knots. a chance of rain showers in the evening, then
rain showers with a chance of thunderstorms overnight. waves 1 to
3 feet building to 2 to 4 feet. 
.wednesday...east winds 15 to 20 knots becoming south. rain
showers with a chance of thunderstorms. waves 2 to 4 feet. 
.wednesday night...southwest winds 15 to 25 knots becoming west
to 30 knots. rain showers with a chance of thunderstorms in the
evening, then rain showers likely overnight. waves 2 to 4 feet
building to 6 to 9 feet. waves occasionally around 11 feet. 
.thursday...west winds to 30 knots diminishing to 15 to 20 knots.
waves 6 to 10 feet subsiding to 4 to 7 feet. waves occasionally
around 13 feet. 
.friday...south winds 15 to 25 knots becoming west and increasing
to 35 knot gales. snow and rain showers. waves 3 to 5 feet
building to 12 to 16 feet. waves occasionally around 20 feet. 
.saturday...west winds to 30 knots becoming east and diminishing
to 15 to 20 knots. a chance of snow and rain showers saturday
night. waves 11 to 15 feet subsiding to 3 to 5 feet. waves
occasionally around 19 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 092004
glflo 
expires:202603100300;;916273

open lake forecast for lake ontario
national weather service buffalo ny
403 pm 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 29.3 inch surface low southeast of james bay this 
evening, will move to central quebec tuesday. a cold front will 
stall east of the lake through wednesday, then a frontal boundary 
will lift 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. this second 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. a 29.6 inch surface low will pass across the lake 
friday night with a cold front, then shift east of the lake 
saturday.


loz064-065-100300-
lake ontario open waters from sodus bay to the saint lawrence
river-
403 pm edt mon mar 9 2026

.tonight...southwest winds 5 to 15 knots becoming south. waves
2 to 4 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. a chance of rain
showers in the evening, then rain showers likely overnight. waves
1 to 3 feet. 
.wednesday...northeast winds 10 to 15 knots becoming south 15 to
20 knots. rain showers in the morning, then rain showers with a
chance of thunderstorms in the afternoon. waves 1 to 3 feet. 
.wednesday night...south winds 15 to 25 knots becoming west to
30 knots. rain showers with a chance of thunderstorms in the
evening, then rain showers with a chance of snow showers
overnight. waves 2 to 4 feet building to 6 to 9 feet. waves
occasionally around 11 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 7 to 11 feet subsiding to 4 to 7 feet. waves
occasionally around 14 feet. 
.friday...south winds 15 to 20 knots becoming west and increasing
to 35 knot gales. snow and rain showers likely. waves 3 to 5 feet
building to 12 to 16 feet. waves occasionally around 20 feet. 
.saturday...west gales to 35 knots becoming east and diminishing
to 15 to 20 knots. a chance of snow showers. waves 11 to 15 feet
subsiding to 2 to 4 feet. waves occasionally around 19 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 091951
glfle 
expires:202603100215;;915716

open lake forecast for lake erie
national weather service cleveland oh
351 pm 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 while low pressure of 29.30 inches passes north of the 
great lakes into quebec. a stationary front will settle south
and stall across lake erie late 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, first
lifting a warm front north, then pulling a cold front back south across
the area wednesday afternoon. 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.


lez061-168-169-100215-
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-
351 pm edt mon mar 9 2026

.tonight...southwest winds 5 to 15 knots becoming south. a slight
chance of rain showers late. waves in ice free areas 1 foot or
less. 
.tuesday...south winds 5 to 10 knots becoming east. a chance of
rain showers through early afternoon, then a chance of rain
showers with a slight chance of thunderstorms late. waves 1 foot
or less. 
.tuesday night...east winds 5 to 15 knots. 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 southwest 15 to
20 knots. showers with a chance of thunderstorms. waves 1 foot or
less. 
.wednesday night...southwest winds 15 to 20 knots becoming west.
rain showers with a chance of thunderstorms in the evening, then
rain showers likely overnight. waves 1 foot or less. 
.thursday...west winds 15 to 20 knots becoming south 10 to
15 knots. waves 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 foot or less. 
.saturday...west winds 15 to 20 knots becoming east 5 to
15 knots. a chance of rain and snow saturday night. waves 1 foot
or less. 

winds and waves higher in and near thunderstorms.

wave heights are for ice free areas.

$$