fzus61 kbuf 130515
glflo 
expires:202104130915;;471223

open lake forecast for lake ontario
national weather service buffalo ny
115 am edt tue apr 13 2021

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 trough averaging 29.7 inches will remain in
place over the great lakes through tonight before dissipating by 
tuesday morning. a weak 30.1 inch high will then build into the 
eastern great lakes tuesday and wednesday. a 29.6 inch low is then
forecast to develop near the delmarva wednesday night, moving 
slowly north to off the southern new england coast by thursday 
night while deepening to 29.4 inches. this low will then drift 
slowly eastward into the north atlantic through friday.


loz063>065-130915-
lake ontario open waters from hamlin beach to the saint lawrence
river-
115 am edt tue apr 13 2021

.overnight...northeast winds 5 to 10 knots becoming east.
patchy fog. waves 2 feet or less. 
.tuesday...east winds 5 to 10 knots becoming northeast. patchy
fog in the morning. waves 2 feet or less. 
.tuesday night...northeast winds less than 10 knots becoming
southwest. waves 1 foot or less. 
.wednesday...south winds 10 knots or less becoming northwest.
waves 1 foot or less. 
.wednesday night...west winds 5 to 10 knots becoming northwest. a
chance of showers. waves 1 foot or less. 
.thursday...north winds 5 to 10 knots. showers likely. waves
2 feet or less. 
.friday...northeast winds 5 to 10 knots becoming northwest. a
chance of showers during the day. waves 2 feet or less. 
.saturday...northwest winds 5 to 10 knots becoming west. waves
2 feet or less. 

$$

fzus61 kbuf 130515
glfsl 
expires:202104130915;;471221

forecast for the saint lawrence river
including the thousand islands region
national weather service buffalo ny
115 am edt tue apr 13 2021


slz022-024-130915-
saint lawrence river from cape vincent to saint regis
115 am edt tue apr 13 2021

.overnight...north winds 10 to 15 knots. scattered showers.
.tuesday...east winds less than 10 knots becoming northeast.
mostly cloudy in the morning, then becoming mostly sunny. 
.tuesday night...north winds less than 10 knots. mostly cloudy. 
.wednesday...light and variable winds becoming north 5 to
10 knots. partly to mostly sunny. 
.wednesday night...northeast winds 10 knots or less. a chance of
showers overnight. 
.thursday...northeast winds 5 to 10 knots. a chance of showers. 
.friday...northeast winds 5 to 15 knots. a chance of rain showers
during the day. 
.saturday...northeast winds 5 to 10 knots becoming south. partly
cloudy. 

$$