Great Lakes Forecast
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000
FZUS61 KBUF 180216
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
1016 PM EDT Thu May 17 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 30.5 inch high to the south of James Bay will move east across
Quebec and tonight and Friday. This high will slowly cross Maine
and the Canadian Maritimes Friday night. A weak 29.9 inch low
over the Ohio Valley Friday night will move into the central Great
Lakes Saturday before reaching Quebec Saturday night. A cold front
trailing this low will cross the lake Sunday morning. A 30.2 inch
high will then build into the Great Lakes Sunday night and Monday.

LOZ062-180915-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
1016 PM EDT Thu May 17 2018

.OVERNIGHT...Northeast winds 5 to 15 knots increasing to
15 to 20 knots. Waves 2 feet or less building to 2 to 3 feet.
.FRIDAY...Northeast winds 15 to 20 knots becoming east. Waves
3 to 5 feet.
.FRIDAY NIGHT...East winds 15 to 20 knots. Periods of rain
overnight. Waves 3 to 5 feet.
.SATURDAY...East winds 15 to 20 knots diminishing to 10 to
15 knots. Periods of rain in the morning, then showers likely in
the afternoon. Waves 2 to 4 feet subsiding to 1 to 3 feet.
.SATURDAY NIGHT...East winds 10 knots or less becoming west. A
chance of showers. Waves 2 feet or less.
.SUNDAY...West winds 10 knots or less becoming northwest. A
chance of showers. Waves 1 foot or less.
.MONDAY...North winds less than 10 knots becoming northeast. A
chance of showers. Waves 1 foot or less.
.TUESDAY...East winds 5 to 10 knots becoming north. A chance of
showers and thunderstorms. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ063>065-180915-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
1016 PM EDT Thu May 17 2018

.OVERNIGHT...Northeast winds 5 to 15 knots. Waves 1 to
3 feet.
.FRIDAY...Northeast winds 15 to 20 knots. Waves 2 to 4 feet
building to 3 to 5 feet.
.FRIDAY NIGHT...Northeast winds 10 to 15 knots becoming east.
Showers likely overnight. Waves 2 to 4 feet subsiding to 1 to
3 feet.
.SATURDAY...East winds 10 to 15 knots becoming southeast. Periods
of rain. Waves 1 to 3 feet.
.SATURDAY NIGHT...Southeast winds 5 to 15 knots becoming
southwest. A chance of showers. Waves 2 feet or less.
.SUNDAY...West winds 10 knots or less. A chance of showers. Waves
1 foot or less.
.MONDAY...Northwest winds 10 knots or less becoming northeast. A
chance of showers. Waves 1 foot or less.
.TUESDAY...East winds 5 to 10 knots becoming north. A chance of
showers and thunderstorms. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ061-180915-
MAFOR 1803/
ONTARIO WEST 1/2 11100 11110 12120 13220 11210. Waves 2 feet or
less building to 2 to 3 feet overnight. Waves 3 to 5 feet Friday
and Friday evening.

ONTARIO EAST 1/2 12110 13120 13110. Waves 1 to 3 feet overnight.
Waves 2 to 4 feet Friday. Waves 2 to 4 feet subsiding to 1 to 3
feet Friday evening.

$$

Hitchcock



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