fzus61 kbuf 070803
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expires:202608071500;;759073

open lake forecast for lake ontario
national weather service buffalo ny
402 am edt fri aug 7 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 29.4 inch low over northeastern manitoba will slowly 
track east over the hudson bay and weaken to 29.6 inches by saturday 
while sending its cold front through the region. a 30.1 inch high 
over the southeast will then nose in over lake ontario sunday 
followed by a 29.8 inch low that will pass by to the north of the 
lake monday through tuesday.


loz062-071500-
lake ontario open waters from the niagara river to hamlin beach-
402 am edt fri aug 7 2026

.today...light and variable winds. a chance of showers through
early afternoon, then a chance of showers and thunderstorms late.
waves 1 foot or less. 
.tonight...east winds 10 knots or less becoming southwest. a
chance of showers and thunderstorms early. a chance of showers
late. waves 1 foot or less. 
.saturday...southwest winds 5 to 15 knots. a chance of showers in
the morning, then a chance of showers and thunderstorms in the
afternoon. waves 2 feet or less. 
.saturday night...southwest winds 10 to 15 knots becoming west. a
chance of showers and thunderstorms in the evening, then a chance
of showers overnight. waves 1 to 2 feet. 
.sunday...west winds 5 to 15 knots becoming southwest. a chance
of showers sunday night. waves 2 feet or less. 
.monday...southwest winds 5 to 10 knots becoming west. a chance
of showers and thunderstorms during the day, then showers likely
with a chance of thunderstorms monday night. waves 1 to 2 feet. 
.tuesday...west winds 5 to 10 knots becoming northwest. showers
likely during the day, then a chance of showers tuesday night.
waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 070803
glflo 
expires:202608071500;;759074

open lake forecast for lake ontario
national weather service buffalo ny
402 am edt fri aug 7 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 29.4 inch low over northeastern manitoba will slowly 
track east over the hudson bay and weaken to 29.6 inches by saturday 
while sending its cold front through the region. a 30.1 inch high 
over the southeast will then nose in over lake ontario sunday 
followed by a 29.8 inch low that will pass by to the north of the 
lake monday through tuesday.


loz063>065-071500-
lake ontario open waters from hamlin beach to the saint lawrence
river-
402 am edt fri aug 7 2026

.today...southwest winds less than 10 knots becoming north. a
chance of showers early this afternoon. a chance of showers and
thunderstorms late. waves 1 foot or less. 
.tonight...east winds 10 knots or less becoming south. a chance
of showers and thunderstorms early, then a chance of showers from
late evening on. waves 1 foot or less. 
.saturday...south winds 5 to 10 knots becoming southwest. a
chance of showers in the morning, then a chance of showers and
thunderstorms in the afternoon. waves 2 feet or less. 
.saturday night...southwest winds 5 to 15 knots becoming west. a
chance of showers and thunderstorms in the evening, then a chance
of showers overnight. waves 1 to 3 feet. 
.sunday...west winds 5 to 15 knots becoming south. a chance of
showers sunday night. waves 1 to 3 feet. 
.monday...southwest winds 5 to 15 knots becoming west. a chance
of showers and thunderstorms during the day, then showers likely
with a chance of thunderstorms monday night. waves 1 to 2 feet. 
.tuesday...west winds 5 to 10 knots. showers likely during the
day. waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 071325
glfle 
expires:202608072015;;771112

open lake forecast for lake erie
national weather service cleveland oh
925 am edt fri aug 7 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 broad trough averaging 30.00 inches will remain over the lake
today. low pressure 29.50 inches over hudson bay will extend a
cold front across the great lakes starting this afternoon,
crossing lake erie on saturday night. a ridge averaging 30.00 
inches will briefly enter the area on sunday. low pressure 29.90 
inches will develop over the midwest on monday and move across the
ohio valley on tuesday.


lez061-168-169-072015-
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-
925 am edt fri aug 7 2026

.rest of today...southeast winds less than 10 knots becoming
southwest. showers likely with a chance of thunderstorms late
this morning, then a chance of showers and thunderstorms this
afternoon. waves 1 foot or less. 
.tonight...south winds 10 knots or less becoming southwest 10 to
15 knots. a slight chance of showers and thunderstorms in the
evening, then a chance of showers and thunderstorms after
midnight. showers likely with a slight chance of thunderstorms
late. waves 1 to 3 feet. 
.saturday...southwest winds 10 to 15 knots becoming west. a
chance of showers in the morning, then a chance of showers and
thunderstorms in the afternoon. waves 1 to 3 feet. 
.saturday night...southwest winds 10 to 15 knots becoming north.
a chance of showers and thunderstorms in the evening, then a
chance of showers overnight. waves 1 to 3 feet. 
.sunday...northwest winds 10 knots or less becoming southwest
10 to 15 knots. showers likely with a chance of thunderstorms
sunday night. waves 2 feet or less. 
.monday...southwest winds 10 to 15 knots increasing to 15 to
20 knots. a chance of showers and thunderstorms during the day,
then showers with a chance of thunderstorms monday night. waves
1 to 3 feet building to 2 to 4 feet. 
.tuesday...west winds 15 to 20 knots becoming northwest 5 to
15 knots. a chance of showers and thunderstorms during the day,
then showers likely tuesday night. waves 3 to 5 feet subsiding to
1 to 2 feet. 

winds and waves higher in and near thunderstorms.

$$