Great Lakes Forecast
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000
FZUS61 KBUF 181734
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
134 PM EDT Fri May 18 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 will move east across Quebec this afternoon will
move across Maine and the Canadian Maritimes tonight. A weak 29.9
inch low over the Ohio Valley tonight will move into the central
Great Lakes Saturday before reaching Quebec Saturday night. A cold
front trailing this low will cross the lake early Sunday morning.
A 30.2 inch high will then build into the Great Lakes Sunday
night and Monday, shifting east of the Lake on Tuesday.

LOZ062-182115-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
134 PM EDT Fri May 18 2018

.THIS AFTERNOON...East winds 15 to 20 knots. Waves 4 to 6 feet.
.TONIGHT...East winds 15 to 20 knots. Rain late. Waves 3 to 5
feet.
.SATURDAY...East winds 15 to 20 knots diminishing to 10 to 15
knots. Rain in the morning, then rain likely with a chance of
thunderstorms in the afternoon. Waves 2 to 4 feet subsiding to 1
to 3 feet.
.SATURDAY NIGHT...East winds 5 to 15 knots becoming west. Showers
likely with a chance of thunderstorms. Waves 2 feet or less.
.SUNDAY...Northwest winds 5 to 15 knots becoming west. A chance
of showers during the day. Waves 1 foot or less.
.MONDAY...West winds 10 knots or less becoming south. A chance of
showers Monday night. Waves 1 foot or less.
.TUESDAY...Southeast winds less than 10 knots becoming west.
Showers likely with a chance of thunderstorms during the day,
then showers likely Tuesday night. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ063>065-182115-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
134 PM EDT Fri May 18 2018

.THIS AFTERNOON...Northeast winds 15 to 20 knots. Waves 3 to
5 feet.
.TONIGHT...Northeast winds 10 to 15 knots becoming east. Rain
likely late. Waves 2 to 4 feet subsiding to 1 to 3 feet.
.SATURDAY...Southeast winds 15 to 20 knots diminishing to 10 to
15 knots. Rain. Waves 1 to 3 feet.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots becoming west.
Showers with a chance of thunderstorms. Waves 2 feet or less.
.SUNDAY...Northwest winds 5 to 15 knots becoming west. Showers
likely with a chance of thunderstorms during the day. Waves
1 foot or less.
.MONDAY...West winds 5 to 10 knots becoming south. A chance of
showers Monday night. Waves 1 foot or less.
.TUESDAY...South winds 10 knots or less becoming west. Showers
likely. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ061-182115-
MAFOR 1815/
ONTARIO WEST 1/2 11130 12220 13210 11216 11226. Waves 3 to 6 feet
this afternoon and tonight. Waves 2 to 4 feet Saturday morning.

ONTARIO EAST 1/2 13120 11110 12210 11316 11326. Waves 3 to 5 feet
this afternoon. Waves 2 to 4 feet subsiding to 1 to 3 feet
tonight. Waves 1 to 3 feet Saturday morning.

$$



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