fzus61 kbuf 212359
glflo 
338 

open lake forecast for lake ontario
national weather service buffalo ny
759 pm edt mon may 21 2018

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 29.9 inch low will then move across lake erie late tonight
and across new york tuesday. a 30.1 inch high will then build 
into the great lakes wednesday and thursday before drifting off 
the southern new england coast friday.

loz062-220315-
lake ontario open waters from the niagara river to hamlin beach-
759 pm edt mon may 21 2018

.tonight...north winds 10 knots or less becoming east 10 to
15 knots. showers after midnight. waves 1 to 3 feet. 
.tuesday...east winds 15 to 20 knots becoming north 5 to
15 knots. showers early, then a chance of showers late in the
morning. waves 2 to 4 feet. 
.tuesday night...northwest winds 10 knots or less becoming west.
waves 1 to 2 feet. 
.wednesday...west winds 10 to 15 knots. waves 1 to 3 feet. 
.wednesday night...northwest winds 5 to 15 knots becoming north
less than 10 knots. waves 1 to 3 feet subsiding to 1 foot or
less. 
.thursday...light and variable winds becoming southwest 5 to
10 knots. waves 2 feet or less. 
.friday...southwest winds 10 to 15 knots. waves 1 to 3 feet. 
.saturday...southwest winds 5 to 10 knots becoming south. a
chance of showers and thunderstorms. waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 212359
glflo 

loz063>065-220315-
lake ontario open waters from hamlin beach to the saint lawrence
river-
759 pm edt mon may 21 2018

.tonight...south winds 10 knots or less becoming east 10 to
15 knots. showers with a chance of thunderstorms late. waves
2 feet or less. 
.tuesday...east winds 15 to 20 knots becoming north and
diminishing to 5 to 10 knots. showers in the morning, then
showers likely with a chance of thunderstorms early in the
afternoon. a chance of showers late. waves 1 to 3 feet building
to 2 to 4 feet, then subsiding to 1 to 3 feet. 
.tuesday night...northwest winds 5 to 10 knots becoming west.
waves 2 feet or less. 
.wednesday...west winds 10 to 15 knots increasing to 15 to
20 knots. waves 1 to 3 feet building to 2 to 4 feet. 
.wednesday night...west winds 15 to 20 knots becoming north 5 to
15 knots. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.thursday...north winds 10 knots or less becoming southwest.
waves 2 feet or less. 
.friday...southwest winds 10 to 15 knots. waves 1 to 3 feet. 
.saturday...west winds 10 knots or less becoming south. a chance
of showers and thunderstorms. waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 212000
glfle 

lez061-166>169-220215-
lake erie open waters from ripley to buffalo ny-
lake erie open waters from avon point to willowick oh-
lake erie open waters from willowick to geneva-on-the-lake oh-
lake erie open waters from geneva-on-the-lake to conneaut oh-
lake erie open waters from conneaut oh to ripley ny-
400 pm edt mon may 21 2018

.tonight...northeast winds 5 to 15 knots becoming south. a chance
of showers and thunderstorms early, then showers and
thunderstorms from late evening on. waves 1 to 3 feet. 
.tuesday...southwest winds 10 knots or less becoming west.
showers and thunderstorms likely early, then a chance of showers
and thunderstorms. waves 2 feet or less. 
.tuesday night...northwest winds 5 to 10 knots. waves 1 foot or
less. 
.wednesday...northwest winds 5 to 10 knots becoming west. waves
2 feet or less. 
.wednesday night...west winds 5 to 10 knots becoming light and
variable. waves 2 feet or less. 
.thursday...northwest winds 10 knots or less becoming south.
waves 1 foot or less. 
.friday...southwest winds 5 to 10 knots. waves 2 feet or less. 
.saturday...southwest winds 5 to 15 knots becoming south. a
chance of showers and thunderstorms saturday night. waves 1 to
2 feet. 

winds and waves higher in and near thunderstorms.

$$