Great Lakes Forecast
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000
FZUS61 KBUF 170519
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
119 AM EDT Mon Jul 17 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 trough of low pressure will cross the eastern
Great Lakes tonight and Monday. A 30.1 inch high will then build
into the central and eastern Great Lakes Tuesday and Wednesday
before moving off the east coast on Thursday.

LOZ062-170915-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
119 AM EDT Mon Jul 17 2017

.OVERNIGHT...Southeast winds 5 to 10 knots becoming east. A
chance of showers and thunderstorms. Waves 1 foot or less.
.MONDAY...East winds 5 to 10 knots becoming light and variable. A
chance of showers and thunderstorms in the morning. Waves 2 feet
or less.
.MONDAY NIGHT...East winds less than 10 knots. Waves 1 foot or
less.
.TUESDAY...Southwest winds 10 knots or less becoming west. Waves
1 foot or less.
.TUESDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 foot or
less.
.WEDNESDAY...Southwest winds 10 knots or less becoming west.
Waves 1 foot or less.
.THURSDAY...West winds 5 to 10 knots. A chance of showers and
thunderstorms. Waves 1 foot or less.
.FRIDAY...West winds 10 knots or less becoming northwest. Waves
1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ063>065-170915-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
119 AM EDT Mon Jul 17 2017

.OVERNIGHT...East winds 5 to 10 knots. Showers and thunderstorms
likely. Waves 2 feet or less.
.MONDAY...East winds 10 knots or less becoming northeast. Showers
and thunderstorms likely. Some thunderstorms may produce gusty
winds early in the afternoon. Waves 1 foot or less.
.MONDAY NIGHT...Northeast winds 10 knots or less becoming
southwest. A chance of showers in the evening. Waves 1 foot or
less.
.TUESDAY...Southwest winds 5 to 10 knots becoming west. Waves
1 foot or less.
.TUESDAY NIGHT...West winds 5 to 10 knots becoming southwest.
Waves 1 foot or less.
.WEDNESDAY...Southwest winds 5 to 10 knots becoming west. A
chance of showers Wednesday night. Waves 1 foot or less.
.THURSDAY...West winds 5 to 15 knots. Showers and thunderstorms
likely during the day...then a chance of showers and
thunderstorms Thursday night. Waves 2 feet or less.
.FRIDAY...West winds 10 knots or less. Waves 2 feet or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ061-170915-
MAFOR 1703/
ONTARIO WEST 1/2 11300 14200 11100 11200 11300. A chance of
showers and thunderstorms overnight and Monday morning. Waves 2
feet or less.

ONTARIO EAST 1/2 13209 11200 11209 11800 12100. A chance of
showers Monday morning. Waves 2 feet or less.

$$

HITCHCOCK



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