980
FZUS61 KBUF 042006
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
406 PM EDT Sat May 4 2024

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 29.6 inch low will remain over Hudson Bay, with a
cold front trailing this low crossing the lake Sunday night. A
30.1 inch high will then build into the upper Great Lakes Sunday
night and Monday before weakening and drifting to southern Quebec
and New England Tuesday.

LOZ062-050315-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
406 PM EDT Sat May 4 2024

.TONIGHT...Southeast winds 15 to 20 knots diminishing to 10 to
15 knots. A chance of showers early. Showers likely after
midnight, then periods of rain late. Waves 2 to 4 feet subsiding
to 1 to 3 feet.
.SUNDAY...Southeast winds 5 to 15 knots. Periods of rain in the
morning, then showers likely in the afternoon. Waves 1 to 3 feet
subsiding to 1 foot or less.
.SUNDAY NIGHT...Southeast winds 10 knots or less becoming west. A
chance of showers in the evening. Waves 2 feet or less.
.MONDAY...West winds 5 to 10 knots becoming southwest. Waves
2 feet or less.
.MONDAY NIGHT...Southwest winds 10 knots or less becoming
northwest. Waves 1 foot or less.
.TUESDAY...North winds less than 10 knots becoming east 10 to
15 knots. Showers likely Tuesday night. Waves 2 feet or less.
.WEDNESDAY...Southeast winds 5 to 10 knots. Showers likely during
the day, then a chance of showers Wednesday night. Waves 2 feet
or less.
.THURSDAY...East winds 5 to 10 knots becoming northwest. Showers
likely. Waves 1 to 2 feet.

$$

LOZ063>065-050315-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
406 PM EDT Sat May 4 2024

.TONIGHT...Southeast winds 15 to 20 knots. Showers likely after
midnight. Periods of rain late. Waves 2 to 4 feet subsiding to
1 to 3 feet.
.SUNDAY...Southeast winds 15 to 20 knots. Periods of rain through
early afternoon, then showers likely late. Waves 2 to 4 feet
subsiding to 1 to 3 feet.
.SUNDAY NIGHT...Southeast winds 15 to 20 knots becoming west
10 to 15 knots. A chance of showers. Waves 1 to 3 feet.
.MONDAY...West winds 5 to 15 knots. Waves 2 feet or less.
.MONDAY NIGHT...Southwest winds 10 knots or less. Waves 1 foot or
less.
.TUESDAY...South winds 10 knots or less becoming east. Showers
likely Tuesday night. Waves 2 feet or less.
.WEDNESDAY...Southeast winds 5 to 10 knots. Showers likely with a
chance of thunderstorms during the day, then a chance of showers
and thunderstorms Wednesday night. Waves 2 feet or less.
.THURSDAY...East winds 5 to 10 knots becoming southwest. Showers
likely. Waves 2 feet or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ061-050315-
MAFOR 0421/
ONTARIO WEST 1/2 11220 12310 13316 11306 11300. Waves 2 to 4 feet
subsiding to 1 to 3 feet tonight. Waves 1 to 3 feet Sunday.

ONTARIO EAST 1/2 13310 11316 13326 11316. Waves 1 to 3 feet
tonight. Waves 2 to 4 feet subsiding to 1 to 3 feet Sunday.

$$