fzus61 kbuf 200203
glflo 
expires:202607200900;;263342

open lake forecast for lake ontario
national weather service buffalo ny
1002 pm edt sun jul 19 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 30.0 inch area of high pressure will build across the great lakes 
from west to east through monday, followed by a warm front crossing 
the lake monday night and another cold front tuesday night, with 
these fronts attached to a 29.4 inch area of low pressure near james 
bay. a secondary cold front will cross the lake wednesday, with a 
30.1 inch high building across the lower great lakes region 
wednesday night through friday.


loz062-200900-
lake ontario open waters from the niagara river to hamlin beach-
1002 pm edt sun jul 19 2026

.overnight...northwest winds 5 to 10 knots. waves 2 feet or
less. 
.monday...southwest winds 10 knots or less becoming southeast.
waves 1 foot or less. 
.monday night...southeast winds 5 to 15 knots becoming south.
waves 2 feet or less. 
.tuesday...south winds 15 to 20 knots becoming southwest. showers
with a chance of thunderstorms. waves 1 to 3 feet building to
3 to 5 feet. 
.tuesday night...southwest winds 15 to 20 knots becoming west.
showers with a chance of thunderstorms in the evening, then
showers likely overnight. waves 3 to 5 feet. 
.wednesday...northwest winds 15 to 25 knots. waves 3 to 6 feet
building to 4 to 7 feet, then subsiding to 3 to 6 feet. waves
occasionally around 9 feet. 
.thursday...west winds 5 to 15 knots becoming southwest. waves
1 to 3 feet subsiding to 1 foot or less. 
.friday...southwest winds 5 to 10 knots becoming north. waves
1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 200203
glflo 
expires:202607200900;;263343

open lake forecast for lake ontario
national weather service buffalo ny
1002 pm edt sun jul 19 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 30.0 inch area of high pressure will build across the great lakes 
from west to east through monday, followed by a warm front crossing 
the lake monday night and another cold front tuesday night, with 
these fronts attached to a 29.4 inch area of low pressure near james 
bay. a secondary cold front will cross the lake wednesday, with a 
30.1 inch high building across the lower great lakes region 
wednesday night through friday.


loz063>065-200900-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1002 pm edt sun jul 19 2026

.overnight...west winds 5 to 15 knots. waves 1 to 3 feet. 
.monday...southwest winds 5 to 10 knots becoming southeast. waves
2 feet or less. 
.monday night...southeast winds 5 to 10 knots becoming south and
increasing to 15 to 20 knots. waves 1 foot or less building to
2 to 4 feet. 
.tuesday...south winds 15 to 25 knots. showers with a chance of
thunderstorms. waves 3 to 5 feet. 
.tuesday night...southwest winds 15 to 20 knots becoming west.
showers with a chance of thunderstorms. waves 2 to 4 feet
building to 3 to 5 feet. 
.wednesday...west winds 15 to 25 knots becoming northwest.
showers likely with a chance of thunderstorms during the day.
waves 5 to 8 feet subsiding to 3 to 6 feet. waves occasionally
around 10 feet. 
.thursday...west winds 5 to 15 knots becoming southwest. waves
2 to 4 feet subsiding to 1 foot or less. 
.friday...southwest winds 5 to 10 knots becoming northwest. waves
1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 200102
glfle 
expires:202607200830;;261770

open lake forecast for lake erie
national weather service cleveland oh
902 pm edt sun jul 19 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...
high pressure 30.00 inches will persist over the region into
monday. a warm front will lift northeast across the area monday
night as low pressure 29.30 inches moves east near hudson bay. 
this low will extend a cold front across the area on wednesday, 
followed by high pressure 30.10 inches on thursday.


lez164>168-200830-
the islands to vermilion oh beyond 5 nm off shoreline to us-
canadian border-
vermilion to avon point oh beyond 5 nm off shoreline to us-
canadian border-
avon point to willowick oh beyond 5 nm off shoreline to us-
canadian border-willowick to geneva-on-the-
lake oh beyond 5nm off shoreline to us-canadian border-geneva-on-
the-lake to conneaut oh beyond 5 nm off shoreline to us-
canadian border-
902 pm edt sun jul 19 2026

.overnight...north winds 10 knots or less becoming
northeast. patchy smoke. waves 1 foot or less. 
.monday...south winds 10 knots or less becoming west. patchy
smoke. waves 1 foot or less. 
.monday night...southeast winds 5 to 15 knots becoming southwest
15 to 20 knots. waves 1 foot or less building to 2 to 4 feet. 
.tuesday...southwest winds 15 to 25 knots. a chance of showers in
the morning, then showers with a chance of thunderstorms in the
afternoon. waves 3 to 6 feet building to 4 to 7 feet, then
subsiding to 3 to 6 feet. waves occasionally around 9 feet. 
.tuesday night...west winds 15 to 20 knots becoming northwest.
showers with a chance of thunderstorms in the evening, then a
chance of showers overnight. waves 3 to 5 feet. 
.wednesday...northwest winds 15 to 20 knots becoming north 10 to
15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.thursday...north winds 10 knots or less becoming south. waves
2 feet or less. 
.friday...southwest winds 10 knots or less becoming southeast.
waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 200102
glfle 
expires:202607200830;;261771

open lake forecast for lake erie
national weather service cleveland oh
902 pm edt sun jul 19 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...
high pressure 30.00 inches will persist over the region into
monday. a warm front will lift northeast across the area monday
night as low pressure 29.30 inches moves east near hudson bay. 
this low will extend a cold front across the area on wednesday, 
followed by high pressure 30.10 inches on thursday.


lez061-169-200830-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-
conneaut oh to ripley ny beyond 5 nm off shoreline to us-
canadian border-
902 pm edt sun jul 19 2026

.overnight...west winds 10 knots or less becoming
southwest. patchy smoke early. waves 1 foot or less. 
.monday...south winds less than 10 knots becoming west. waves
1 foot or less. 
.monday night...southwest winds 10 knots or less becoming south
and increasing to 15 to 20 knots. waves 1 to 3 feet. 
.tuesday...south winds 15 to 20 knots becoming southwest. a
chance of showers in the morning, then showers with a chance of
thunderstorms in the afternoon. waves 2 to 4 feet building to
3 to 5 feet. 
.tuesday night...southwest winds 15 to 20 knots becoming
northwest. showers with a chance of thunderstorms in the evening,
then showers overnight. waves 3 to 5 feet. 
.wednesday...northwest winds 15 to 20 knots diminishing to 10 to
15 knots. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.thursday...northwest winds 10 knots or less becoming southwest.
waves 2 feet or less. 
.friday...southwest winds less than 10 knots becoming northeast.
waves 1 foot or less. 

winds and waves higher in and near thunderstorms.

$$