fzus61 kbuf 191740
glflo 
235 

glflo 

open lake forecast for lake ontario
national weather service buffalo ny
130 pm edt thu apr 19 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 29.5 inch low will track from pennsylvania to near cape cod
today. this low will then strengthen to 29.3 inches as it moves 
into the canadian maritimes on friday. a 30.5 inch high will then 
build across the great lakes over the weekend.

loz062-192100-
lake ontario open waters from the niagara river to hamlin beach-
130 pm edt thu apr 19 2018

.this afternoon...northwest winds 20 to 25 knots. waves 3 to
6 feet. 
.tonight...northwest winds 15 to 25 knots. waves 5 to 8 feet.
waves occasionally around 10 feet. 
.friday...northwest winds 15 to 20 knots becoming west. waves
3 to 6 feet subsiding to 2 to 4 feet. 
.friday night...northwest winds 5 to 15 knots. waves 1 to 3 feet.
.saturday...northwest winds 5 to 10 knots becoming north. waves
2 feet or less. 
.sunday...north winds less than 10 knots becoming southeast.
waves 1 foot or less. 
.monday...southeast winds 5 to 10 knots becoming south. waves
1 foot or less. 

$$

fzus61 kbuf 191740
glflo 

loz063>065-192100-
lake ontario open waters from hamlin beach to the saint lawrence
river-
130 pm edt thu apr 19 2018

.this afternoon...northwest winds 15 to 25 knots. a chance of snow
showers early, then snow and rain showers likely
late. waves 3 to 6 feet. 
.tonight...northwest winds 15 to 25 knots. a chance of snow and
rain showers early, then a chance of snow showers late in the
evening. waves 5 to 8 feet. waves occasionally around 10 feet. 
.friday...northwest winds 15 to 20 knots becoming west. a chance
of snow showers. waves 3 to 6 feet subsiding to 2 to 4 feet. 
.friday night...west winds 15 to 20 knots becoming northwest 5 to
15 knots. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.saturday...northwest winds 5 to 15 knots becoming north. waves
1 to 3 feet. 
.sunday...north winds 10 knots or less becoming south. waves
1 foot or less. 
.monday...south winds 5 to 15 knots. waves 1 foot or less. 

$$

fzus61 kbuf 191740 rra
glfsl 
339 

glfsl 

forecast for the saint lawrence river
including the thousand islands region
national weather service buffalo ny
131 pm edt thu apr 19 2018

slz022-024-192100-
saint lawrence river from cape vincent to saint regis
131 pm edt thu apr 19 2018

.this afternoon...northwest winds 5 to 10 knots. a chance of snow
and rain showers early, then rain and snow showers
likely late. 
.tonight...northwest winds 5 to 10 knots. snow and rain showers
likely early, then snow showers likely. a chance of snow showers
late. 
.friday...northwest winds 10 to 15 knots. a chance of snow
showers. 
.friday night...northwest winds 5 to 10 knots becoming light and
variable. mostly cloudy in the evening, then becoming partly
cloudy. 
.saturday...northwest winds 10 knots or less. becoming mainly
clear. 
.sunday...northwest winds less than 10 knots. mainly clear. 
.monday...southwest winds 10 knots or less becoming south. mainly
clear. 

$$

fzus61 kcle 191410
glfle 

lez061-164>169-192015-
lake erie open waters from ripley to buffalo ny-
lake erie open waters from the islands to vermilion oh-
lake erie open waters from vermilion to avon point oh-
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-
1010 am edt thu apr 19 2018

.this afternoon...north winds 15 to 25 knots becoming northwest. a
slight chance of rain showers. waves 5 to 8 feet.
waves occasionally around 10 feet. 
.tonight...northwest winds 15 to 25 knots. a chance of rain
showers early. waves 4 to 7 feet subsiding to 3 to 6 feet. waves
occasionally around 9 feet. 
.friday...north winds 15 to 20 knots becoming west 10 to
15 knots. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.friday night...northwest winds 5 to 15 knots becoming north less
than 10 knots. waves 1 to 3 feet subsiding to 1 foot or less. 
.saturday...northwest winds 10 knots or less becoming northeast.
waves 1 foot or less. 
.sunday...northeast winds 5 to 10 knots becoming east. waves
2 feet or less. 
.monday...east winds 5 to 15 knots becoming southeast. waves
2 feet or less. 

$$