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731 

open lake forecast for lake ontario
national weather service buffalo ny
1000 am edt thu jun 22 2017

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 ridged along the spine of the appalachians will
slide off the east coast today, while a warm front lifts into the
lower lakes region. a 29.6 inch low will then develop over the 
central great lakes tonight and track north of the lake on
friday, before merging with a larger low pressure system over 
quebec friday night. an associated cold front will cross the lake 
friday night.

loz062-222100-
lake ontario open waters from the niagara river to hamlin beach-
1000 am edt thu jun 22 2017

.this afternoon...south winds 10 knots or less becoming southeast.
a chance of showers early...then a chance of showers and 
thunderstorms late. waves 1 foot or less. 
.tonight...southeast winds 5 to 15 knots becoming southwest 15 to
20 knots. a chance of showers and thunderstorms early...then
showers likely with a chance of thunderstorms late in the
evening. a chance of showers and thunderstorms after midnight.
waves 2 feet or less. 
.friday...southwest winds 10 to 15 knots. showers likely with a
chance of thunderstorms in the morning...then showers and
thunderstorms likely in the afternoon. some thunderstorms may
produce gusty winds in the afternoon. waves 1 to 2 feet. 
.friday night...southwest winds 15 to 20 knots becoming west.
showers and thunderstorms likely in the evening. some
thunderstorms may produce gusty winds in the evening. waves 1 to
3 feet building to 2 to 4 feet. 
.saturday...west winds 15 to 20 knots. a chance of showers. waves
2 to 4 feet. 
.sunday...west winds 15 to 20 knots becoming southwest 5 to
15 knots. a chance of showers. waves 3 to 5 feet subsiding to
1 to 3 feet. 
.monday...southwest winds 15 to 20 knots becoming west. a chance
of showers and thunderstorms. waves 1 to 3 feet building to 3 to
5 feet. 

winds and waves higher in and near thunderstorms.

$$

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loz063>065-222100-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1000 am edt thu jun 22 2017

.this afternoon...southwest winds 5 to 10 knots becoming
southeast. a chance of showers early...then a chance of showers 
and thunderstorms late. waves 1 foot or less. 
.tonight...southeast winds 5 to 15 knots becoming southwest 15 to
20 knots. a chance of showers and thunderstorms early...then
showers likely with a chance of thunderstorms late in the
evening. a chance of showers and thunderstorms after midnight.
waves 2 feet or less. 
.friday...south winds 5 to 15 knots 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. waves 2 feet or less. 
.friday night...southwest winds 10 to 15 knots becoming west and
increasing to 15 to 25 knots. showers and thunderstorms likely in
the evening...then a chance of showers and thunderstorms
overnight. some thunderstorms may produce gusty winds in the
evening. waves 1 to 3 feet building to 3 to 5 feet. 
.saturday...west winds 15 to 20 knots. a chance of showers. waves
3 to 6 feet subsiding to 1 to 3 feet. 
.sunday...west winds 15 to 25 knots diminishing to 10 to
15 knots. a chance of showers. waves 4 to 7 feet subsiding to
1 to 3 feet. waves occasionally around 9 feet. 
.monday...southwest winds 10 to 15 knots becoming west and
increasing to 15 to 25 knots. a chance of showers and
thunderstorms. waves 1 to 3 feet building to 3 to 6 feet. 

winds and waves higher in and near thunderstorms.

$$

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lez061-165>169-222030-
lake erie open waters from ripley to buffalo ny-
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-
954 am edt thu jun 22 2017

.rest of today...south winds 5 to 15 knots becoming southwest. a
chance of showers and thunderstorms late this morning...then a
slight chance of showers and thunderstorms early this afternoon.
waves 2 feet or less. 
.tonight...southwest winds 10 to 15 knots becoming south 15 to
20 knots. a chance of showers and thunderstorms late. waves 1 to
3 feet building to 2 to 4 feet. 
.friday...south winds 15 to 20 knots becoming southwest. showers
and thunderstorms likely. waves 3 to 5 feet. 
.friday night...west winds 15 to 20 knots diminishing to 10 to
15 knots. a chance of showers and thunderstorms in the evening.
waves 3 to 5 feet subsiding to 1 to 3 feet. 
.saturday...west winds 10 to 15 knots increasing to 15 to
25 knots. waves 1 to 3 feet building to 3 to 5 feet...then
subsiding to 2 to 3 feet. 
.sunday...west winds 15 to 20 knots diminishing to 10 to
15 knots. a chance of showers and thunderstorms during the day...
then a chance of showers sunday night. waves 2 to 4 feet. 
.monday...west winds 10 to 15 knots. a chance of showers. waves
1 to 3 feet. 

winds and waves higher in and near thunderstorms.

$$