fzus61 kbuf 210215
glflo 
expires:201908210915;;960965

open lake forecast for lake ontario
national weather service buffalo ny
1015 pm edt tue aug 20 2019

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 high will build eastward off the new
england coast tonight. a strong cold front over the upper great 
lakes will then plow across lake ontario wednesday evening. an 
expansive 30.3 inch high centered over northern ontario thursday 
morning will build across all of the great lakes thursday 
afternoon through friday before moving slowly into quebec and
northern new england saturday and sunday.


loz063>065-210915-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1015 pm edt tue aug 20 2019

.overnight...southeast winds 5 to 15 knots becoming south.
a chance of showers and thunderstorms late. waves 1 to 3 feet. 
.wednesday...south winds 5 to 15 knots becoming southwest. a
chance of showers and thunderstorms early, then a chance of 
showers and thunderstorms again late in the afternoon. waves 1 to
3 feet subsiding to 1 foot or less. 
.wednesday night...southwest winds 5 to 10 knots becoming west
and increasing to 15 to 20 knots. showers and thunderstorms
likely in the evening, then showers likely with a chance of
thunderstorms overnight. waves 2 feet or less building to 3 to
6 feet. 
.thursday...west winds 15 to 20 knots. waves 3 to 6 feet. 
.thursday night...west winds 15 to 20 knots becoming north 10 to
15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.friday...north winds 10 to 15 knots. waves 1 to 3 feet. 
.saturday...northeast winds 5 to 10 knots becoming east. waves
2 feet or less. 
.sunday...southeast winds 5 to 15 knots becoming south. waves
1 to 3 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kbuf 210215
glfsl 
expires:201908210915;;960967

forecast for the saint lawrence river
including the thousand islands region
national weather service buffalo ny
1015 pm edt tue aug 20 2019


slz022-024-210915-
saint lawrence river from cape vincent to saint regis
1015 pm edt tue aug 20 2019

.rest of tonight...light and variable winds. mainly clear late
this evening, then becoming mostly cloudy. 
.wednesday...south winds 10 knots or less becoming southwest. a
chance of showers and thunderstorms in the morning, then showers
and thunderstorms likely in the afternoon. some thunderstorms may
produce gusty winds in the afternoon. 
.wednesday night...southwest winds 5 to 10 knots becoming west.
showers and thunderstorms likely in the evening, then showers
likely with a chance of thunderstorms overnight. 
.thursday...west winds 5 to 10 knots. a chance of showers in the
morning. 
.thursday night...west winds 5 to 10 knots becoming northwest.
mostly cloudy in the evening, then clearing. 
.friday...northwest winds 10 knots or less becoming north. mainly
clear. 
.saturday...north winds less than 10 knots becoming east. mainly
clear. 
.sunday...east winds 10 knots or less becoming south. mainly
clear. 

winds and waves higher in and near thunderstorms.

$$