Great Lakes Forecast
Issued by NWS

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
438
FZUS61 KBUF 291425
GLFLO

Open Lake Forecast for Lake Ontario
National Weather Service Buffalo NY
1025 AM EDT Mon Apr 29 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 track from Wisconsin today to
Ontario Province on Tuesday. A cold front trailing from the low
will cross the lake on Tuesday, then a 29.9 inch high will slide
across the lake Tuesday night and Wednesday. A 29.6 inch low will
then develop across the central Plains on Thursday, deepening to
29.4 inches near western Lake Superior on Friday. A warm front
will extend eastward from this low towards the Lake Friday.

LOZ062-292115-
Lake Ontario open waters from the Niagara River to Hamlin Beach-
1025 AM EDT Mon Apr 29 2024

.THIS AFTERNOON...East winds 15 to 25 knots. Waves 3 to 5 feet.
.TONIGHT...East winds 15 to 20 knots diminishing to 10 to
15 knots. A chance of showers early, then showers likely with a
chance of thunderstorms from late evening on. Waves 3 to 5 feet
subsiding to 2 to 3 feet.
.TUESDAY...East winds 5 to 10 knots. Showers likely. Waves 1 to
2 feet.
.TUESDAY NIGHT...Northeast winds 5 to 10 knots becoming
northwest. A chance of showers in the evening. Waves 1 foot or
less.
.WEDNESDAY...West winds 10 knots or less becoming south. Waves
1 foot or less.
.THURSDAY...South winds 10 knots or less. Waves 1 foot or less.
.FRIDAY...Southeast winds 5 to 10 knots. A chance of showers.
Waves 2 feet or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ063>065-292115-
Lake Ontario open waters from Hamlin Beach to the Saint Lawrence
River-
1025 AM EDT Mon Apr 29 2024

.REST OF TODAY...Northeast winds 15 to 20 knots. Waves 3 to 5
feet.
.TONIGHT...Northeast winds 15 to 20 knots becoming east 10 to
15 knots. A chance of showers in the evening, then showers likely
after midnight. A chance of showers late. Waves 2 to 4 feet
subsiding to 1 to 3 feet.
.TUESDAY...East winds 5 to 10 knots becoming north. Showers
likely. Waves 2 feet or less.
.TUESDAY NIGHT...Northeast winds 5 to 10 knots becoming
northwest. Showers likely in the evening. Waves 1 foot or less.
.WEDNESDAY...West winds 5 to 10 knots becoming south. Waves
1 foot or less.
.THURSDAY...South winds 10 knots or less. Waves 1 foot or less.
.FRIDAY...Southeast winds 5 to 10 knots. A chance of showers.
Waves 2 feet or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ061-292115-
MAFOR 2915/
ONTARIO WEST 1/2 14220 11226 12200 11206. Waves 3 to 5 feet this
afternoon. Waves 3 to 5 feet subsiding to 2 to 4 feet tonight.
Waves 1 to 2 feet Tuesday morning.

ONTARIO EAST 1/2 12120 12110 11210 13200. A chance of showers
tonight and Tuesday morning. Waves 3 to 5 feet this afternoon.
Waves 2 to 4 feet subsiding to 1 to 3 feet tonight. Waves 2 feet
or less Tuesday morning.

$$