428
FZUS61 KBUF 020246
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
1046 PM EDT Wed May 1 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 weak cold front will cross the Lake tonight, before
a 30.1 inch high moves across the Lake on Thursday. Meanwhile, a
29.6 inch low will develop across the central Plains on Thursday,
then weaken to 29.8 inches as it nears western Lake Superior on
Friday. A warm front will extend eastward from this low towards
the Lake Thursday night, before crossing the Lake on Friday. Low
pressure will pass by to the north, with a cold front crossing the
Lake on Saturday, followed by another cold front on Sunday.

LOZ062-020900-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
1046 PM EDT Wed May 1 2024

.REST OF TONIGHT...East winds 5 to 10 knots becoming west. A
chance of showers late this evening. Patchy fog. Waves 1 to
2 feet.
.THURSDAY...West winds 5 to 15 knots becoming southwest. Patchy
fog early. Waves 2 feet or less.
.THURSDAY NIGHT...Southwest winds 10 knots or less becoming east.
Waves 2 feet or less.
.FRIDAY...East winds 10 to 15 knots increasing to 15 to 20 knots.
Waves 1 to 3 feet building to 2 to 4 feet.
.FRIDAY NIGHT...East winds 15 to 20 knots diminishing to 10 to
15 knots. A chance of showers. Waves 2 to 4 feet.
.SATURDAY...East winds 10 to 15 knots becoming southeast. Showers
likely during the day, then a chance of showers Saturday night.
Waves 1 to 3 feet.
.SUNDAY...South winds 5 to 10 knots becoming west. A chance of
showers. Waves 1 to 2 feet.
.MONDAY...West winds 5 to 10 knots becoming south. Waves 2 feet
or less.

$$

LOZ063>065-020900-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
1046 PM EDT Wed May 1 2024

.REST OF TONIGHT...Southeast winds 5 to 15 knots becoming west. A
chance of showers late this evening. Patchy fog late. Waves 1 to
3 feet.
.THURSDAY...West winds 10 to 15 knots. Patchy fog early. Waves
1 to 3 feet building to 2 to 4 feet.
.THURSDAY NIGHT...West winds 10 knots or less becoming southeast.
Waves 1 to 3 feet subsiding to 1 foot or less.
.FRIDAY...East winds 5 to 15 knots becoming northeast. Waves 1 to
3 feet.
.FRIDAY NIGHT...East winds 15 to 20 knots becoming southeast
10 to 15 knots. A chance of showers overnight. Waves 1 to 3 feet
building to 2 to 4 feet, then subsiding to 1 to 3 feet.
.SATURDAY...Southeast winds 10 to 15 knots increasing to 15 to
20 knots. Showers likely. Waves 1 to 3 feet.
.SUNDAY...Southeast winds 15 to 20 knots becoming west 10 to
15 knots. Showers likely during the day, then a chance of showers
Sunday night. Waves 1 to 3 feet.
.MONDAY...West winds 5 to 10 knots becoming south. Waves 2 feet
or less.

$$

LOZ061-020900-
MAFOR 0203/
ONTARIO WEST 1/2 11600 14610 11610 12500. Waves 1 to 3 feet
overnight and Thursday. Waves 2 feet or less Thursday evening.

ONTARIO EAST 1/2 11410 14610 11610 11600 11500. A chance of
showers late this evening. Waves 1 to 3 feet overnight. Waves 1
to 3 feet building to 2 to 4 feet Thursday. Waves 1 to 3 feet
Thursday evening.

$$