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(1/3)
Latest Great Lakes Marine Forecast by KBUF
Issued 7/14/2025 4:04 PM America/New_York.
Valid through 7/14/2025 11:00 PM America/New_York.
fzus61 kbuf 142004
glfsl
expires:202507150300;;441867
forecast for the saint lawrence river
including the thousand islands region
national weather service buffalo ny
402 pm edt mon jul 14 2025
slz022-024-150300-
saint lawrence river from cape vincent to saint regis
402 pm edt mon jul 14 2025
.tonight...southwest winds less than 10 knots. mainly clear.
.tuesday...light and variable winds. sunny.
.tuesday night...southwest winds less than 10 knots. mainly
clear.
.wednesday...south winds 10 knots or less becoming southwest.
sunny.
.wednesday night...southwest winds less than 10 knots becoming
south. a chance of showers and thunderstorms overnight.
.thursday...southwest winds 5 to 10 knots becoming northwest.
showers likely with a chance of thunderstorms.
.friday...north winds 5 to 10 knots becoming light and variable.
a chance of showers during the day.
.saturday...west winds less than 10 knots becoming south. partly
cloudy.
winds and waves higher in and near thunderstorms.
$$
(2/3)
Latest Great Lakes Marine Forecast by KBUF
Issued 7/14/2025 4:02 PM America/New_York.
Valid through 7/14/2025 11:00 PM America/New_York.
fzus61 kbuf 142002
glflo
expires:202507150300;;441681
open lake forecast for lake ontario
national weather service buffalo ny
402 pm edt mon jul 14 2025
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 weak cold front will exit late this evening. a 30.1 inch high will
slowly drift from the upper midwest to new england through
wednesday. a 29.7 inch low will track northeastward across the great
lakes and into quebec wednesday night and thursday. the trailing
cold front will slowly track across the lake early on friday as
another wave tracks across the region. a 30.2 inch surface high
pressure will build into the region late friday into the weekend.
loz062-150300-
lake ontario open waters from the niagara river to hamlin beach-
402 pm edt mon jul 14 2025
.tonight...south winds 10 knots or less becoming west. waves
1 foot or less.
.tuesday...west winds less than 10 knots becoming northeast.
waves 1 foot or less.
.tuesday night...southeast winds 5 to 10 knots becoming
southwest. waves 1 foot or less.
.wednesday...southwest winds less than 10 knots becoming south. a
chance of showers and thunderstorms in the afternoon. waves
1 foot or less.
.wednesday night...south winds 5 to 10 knots becoming southwest.
a chance of showers and thunderstorms in the evening, then a
chance of showers overnight. waves 1 foot or less.
.thursday...southwest winds 10 to 15 knots becoming northwest.
showers likely with a chance of thunderstorms. waves 1 to 3 feet.
.friday...east winds 5 to 15 knots becoming northeast. a chance
of showers during the day. waves 1 to 3 feet subsiding to 1 foot
or less.
.saturday...southeast winds 5 to 10 knots becoming southwest. a
chance of showers saturday night. waves 1 foot or less.
winds and waves higher in and near thunderstorms.
$$
(3/3)
Latest Great Lakes Marine Forecast by KBUF
Issued 7/14/2025 4:02 PM America/New_York.
Valid through 7/14/2025 11:00 PM America/New_York.
fzus61 kbuf 142002
glflo
expires:202507150300;;441682
open lake forecast for lake ontario
national weather service buffalo ny
402 pm edt mon jul 14 2025
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 weak cold front will exit late this evening. a 30.1 inch high will
slowly drift from the upper midwest to new england through
wednesday. a 29.7 inch low will track northeastward across the great
lakes and into quebec wednesday night and thursday. the trailing
cold front will slowly track across the lake early on friday as
another wave tracks across the region. a 30.2 inch surface high
pressure will build into the region late friday into the weekend.
loz063>065-150300-
lake ontario open waters from hamlin beach to the saint lawrence
river-
402 pm edt mon jul 14 2025
.tonight...south winds 10 knots or less becoming west. waves
1 foot or less.
.tuesday...west winds 10 knots or less becoming north. waves
1 foot or less.
.tuesday night...east winds 10 knots or less becoming south.
waves 1 foot or less.
.wednesday...south winds 10 knots or less. a chance of showers
and thunderstorms in the afternoon. waves 1 foot or less.
.wednesday night...south winds 10 knots or less. a chance of
showers and thunderstorms. waves 1 foot or less.
.thursday...southwest winds 5 to 15 knots becoming northwest.
showers likely with a chance of thunderstorms. waves 1 to 3 feet.
.friday...north winds 5 to 15 knots. a chance of showers during
the day. waves 1 to 3 feet subsiding to 1 foot or less.
.saturday...south winds 10 knots or less. waves 1 foot or less.
winds and waves higher in and near thunderstorms.
$$
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