Great Lakes Forecast
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000
FZUS61 KBUF 180542
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
130 AM EDT Tue Jul 18 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 weak 30.0 inch high will be centered over Lake
Ontario through Tuesday night. A cold front will cross the lake
late Wednesday and Wednesday evening. Another frontal system will
cross the lake late Thursday or Thursday night. A 30.0 inch high
over the Upper Great Lakes on Friday will settle southeast across
Lake Ontario Friday night and Saturday.

LOZ062-180900-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
130 AM EDT Tue Jul 18 2017

.OVERNIGHT...Southwest winds less than 10 knots. Waves
1 foot or less.
.TUESDAY...West winds less than 10 knots. Waves 1 foot or less.
.TUESDAY NIGHT...Southwest winds 10 knots or less. Waves 1 foot
or less.
.WEDNESDAY...Southwest winds 10 knots or less. Waves 1 foot or
less.
.WEDNESDAY NIGHT...Southwest winds 5 to 10 knots becoming
northwest. A chance of showers and thunderstorms in the evening.
Waves 1 foot or less.
.THURSDAY...West winds 5 to 10 knots. A chance of showers and
thunderstorms. Waves 1 foot or less.
.FRIDAY...Northwest winds 5 to 10 knots. Waves 2 feet or less.
.SATURDAY...Northeast winds 10 knots or less becoming southeast.
A chance of showers and thunderstorms Saturday night. Waves
1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ063>065-180900-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
130 AM EDT Tue Jul 18 2017

.OVERNIGHT...South winds less than 10 knots becoming
southwest. Waves 1 foot or less.
.TUESDAY...Southwest winds 10 knots or less becoming west. Waves
1 foot or less.
.TUESDAY NIGHT...West winds 10 knots or less becoming southwest.
Waves 1 foot or less.
.WEDNESDAY...Southwest winds 10 knots or less becoming west.
Waves 1 foot or less.
.WEDNESDAY NIGHT...Southwest winds 10 knots or less becoming
west. A chance of showers and thunderstorms in the evening...then
a chance of showers overnight. Waves 1 foot or less.
.THURSDAY...West winds 5 to 10 knots. A chance of showers and
thunderstorms. Waves 2 feet or less.
.FRIDAY...West winds 5 to 10 knots becoming northwest. Waves
2 feet or less.
.SATURDAY...Northwest winds 10 knots or less becoming southeast.
A chance of showers and thunderstorms Saturday night. Waves
1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ061-180800-
MAFOR 1806 AMD/
ONTARIO WEST 1/2 11500 14600 12500. Waves 1 foot or less.

ONTARIO EAST 1/2 12400 12500 12600 11500. Waves 1 foot or less.

$$



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