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(1/3)
Latest Great Lakes Marine Forecast by KBUF
Issued 7/11/2025 10:02 AM America/New_York.
Valid through 7/11/2025 5:00 PM America/New_York.
fzus61 kbuf 111402
glflo
expires:202507112100;;261950
open lake forecast for lake ontario
national weather service buffalo ny
1002 am edt fri jul 11 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 broad 29.9 inch surface low will track across the mid-
atlantic states today. a 29.7 inch low will then lift across the
upper great lakes saturday and to james bay on sunday, and in the
process will push a warm front across the lake saturday night,
followed by a trailing cold front sunday. a 30.0 inch high over the
ohio valley will then build across the lower great lakes monday and
tuesday.
loz062-112100-
lake ontario open waters from the niagara river to hamlin beach-
1002 am edt fri jul 11 2025
.this afternoon...light and variable winds. waves 1 foot or less.
.tonight...southeast winds 10 knots or less becoming south. a
chance of showers after midnight. a chance of showers and
thunderstorms late. waves 1 foot or less.
.saturday...south winds 5 to 10 knots becoming east. a chance of
showers and thunderstorms in the morning, then a chance of
showers in the afternoon. waves 1 foot or less.
.saturday night...southeast winds 5 to 10 knots becoming south.
waves 1 foot or less.
.sunday...southwest winds 5 to 10 knots becoming west. showers
likely with a chance of thunderstorms. waves 2 feet or less.
.monday...west winds 10 knots or less. waves 1 foot or less.
.tuesday...west winds 10 knots or less becoming south. waves
1 foot or less.
winds and waves higher in and near thunderstorms.
$$
(2/3)
Latest Great Lakes Marine Forecast by KBUF
Issued 7/11/2025 10:02 AM America/New_York.
Valid through 7/11/2025 5:00 PM America/New_York.
fzus61 kbuf 111402
glflo
expires:202507112100;;261951
open lake forecast for lake ontario
national weather service buffalo ny
1002 am edt fri jul 11 2025
for waters beyond five nautical miles of shore on lake ontario
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...a broad 29.9 inch surface low will track across the mid-
atlantic states today. a 29.7 inch low will then lift across the
upper great lakes saturday and to james bay on sunday, and in the
process will push a warm front across the lake saturday night,
followed by a trailing cold front sunday. a 30.0 inch high over the
ohio valley will then build across the lower great lakes monday and
tuesday.
loz063>065-112100-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1002 am edt fri jul 11 2025
.this afternoon...southwest winds less than 10 knots becoming
northeast. waves 1 foot or less.
.tonight...east winds less than 10 knots becoming southeast.
waves 1 foot or less.
.saturday...south winds 5 to 10 knots becoming east. a chance of
showers in the morning, then a chance of showers and
thunderstorms in the afternoon. waves 1 foot or less.
.saturday night...southeast winds 5 to 15 knots becoming south. a
chance of showers and thunderstorms in the evening. waves 2 feet
or less.
.sunday...south winds 5 to 15 knots becoming west. showers with
thunderstorms likely during the day, then showers with a chance
of thunderstorms sunday night. waves 2 feet or less.
.monday...west winds 5 to 10 knots becoming southwest. a chance
of showers and thunderstorms during the day. waves 1 foot or
less.
.tuesday...southwest winds 10 knots or less becoming south. waves
1 foot or less.
winds and waves higher in and near thunderstorms.
$$
(3/3)
Latest Great Lakes Marine Forecast by KCLE
Issued 7/11/2025 9:35 AM America/New_York.
Valid through 7/11/2025 4:30 PM America/New_York.
fzus61 kcle 111335
glfle
expires:202507112030;;261037
open lake forecast for lake erie
national weather service cleveland oh
935 am edt fri jul 11 2025
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 stationary front over northern ohio will lift north across lake
erie tonight. low pressure 29.70 inches will move northeast
across the upper great lakes on saturday into sunday, extending a
cold front east through the area on sunday. high pressure 30.00
inches will build in by monday into tuesday.
lez061-168-169-112030-
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-
935 am edt fri jul 11 2025
.this afternoon...southwest winds less than 10 knots becoming
east. waves 1 foot or less.
.tonight...east winds 10 knots or less becoming south. a chance
of showers and thunderstorms. a slight chance of showers and
thunderstorms late. waves 1 foot or less.
.saturday...south winds 5 to 10 knots becoming southwest. waves
1 foot or less.
.saturday night...south winds 5 to 10 knots becoming southwest. a
chance of showers and thunderstorms. waves 2 feet or less.
.sunday...southwest winds 5 to 10 knots becoming west. showers
likely with a chance of thunderstorms during the day, then a
chance of showers sunday night. waves 1 to 2 feet.
.monday...west winds less than 10 knots becoming southwest. waves
1 foot or less.
.tuesday...south winds 10 knots or less. waves 1 foot or less.
winds and waves higher in and near thunderstorms.
$$
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