NWS Lake Ontario Forecast

674
FZUS51 KBUF 212347
NSHBUF

Nearshore Marine Forecast
National Weather Service Buffalo NY
747 PM EDT Tue Aug 21 2018

For waters within five nautical miles of shore

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.

LEZ020-220315-
Upper Niagara River and Buffalo Harbor-
747 PM EDT Tue Aug 21 2018

.TONIGHT...South winds 10 to 15 knots becoming west. Showers and
thunderstorms early. A chance of showers late. Some thunderstorms
may produce gusty winds through the early overnight.
.WEDNESDAY...West winds 10 to 15 knots becoming northwest.
Showers likely.
.WEDNESDAY NIGHT...Northwest winds 10 knots or less becoming
west. Mainly clear in the evening, then becoming partly cloudy.
.THURSDAY...West winds 10 knots or less. Sunny.
.THURSDAY NIGHT...West winds 5 to 10 knots becoming southwest.
Mainly clear.
.FRIDAY...Southwest winds 10 knots or less becoming south. Mainly
clear, then becoming mostly cloudy.
.SATURDAY...South winds 10 to 15 knots becoming southwest.
Scattered showers with a chance of thunderstorms.
.SUNDAY...Southwest winds 5 to 10 knots becoming south. A chance
of showers during the day.

Winds and waves higher in and near thunderstorms.

The water temperature off Buffalo is 75 degrees.

$$

LOZ030-220315-
Lower Niagara River-
747 PM EDT Tue Aug 21 2018

.TONIGHT...South winds 10 to 15 knots becoming west. Showers and
thunderstorms early. A chance of showers late. Some thunderstorms
may produce gusty winds through the early overnight.
.WEDNESDAY...West winds 10 to 15 knots becoming northwest.
Showers likely in the morning, then a chance of showers in the
afternoon.
.WEDNESDAY NIGHT...Northwest winds 5 to 15 knots becoming west.
Mainly clear in the evening, then becoming partly cloudy.
.THURSDAY...West winds 5 to 10 knots. Sunny.
.THURSDAY NIGHT...West winds 5 to 10 knots becoming southwest.
Mainly clear.
.FRIDAY...Southwest winds 5 to 10 knots becoming south. Mainly
clear, then becoming mostly cloudy.
.SATURDAY...South winds 10 to 15 knots becoming southwest.
Scattered showers with a chance of thunderstorms.
.SUNDAY...Southwest winds around 10 knots becoming south. A
chance of showers during the day.

Winds and waves higher in and near thunderstorms.

$$

LEZ040-041-220315-
Buffalo to Ripley along Lake Erie-
747 PM EDT Tue Aug 21 2018

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING...

.TONIGHT...South winds 15 to 20 knots becoming west. Showers and
thunderstorms early. Showers likely late. A chance of waterspouts
late. Some thunderstorms may produce gusty winds through the
early overnight. Waves 1 to 3 feet building to 3 to 6 feet. Waves
occasionally around 7 feet.
.WEDNESDAY...West winds 10 to 15 knots becoming northwest. A
chance of waterspouts in the morning. Occasional showers. Waves
3 to 5 feet subsiding to 1 to 3 feet. Waves occasionally around
6 feet.
.WEDNESDAY NIGHT...Northwest winds 15 to 20 knots diminishing to
5 to 15 knots. A chance of showers in the evening. Waves 1 to
3 feet.
.THURSDAY...Northwest winds 5 to 10 knots becoming west. Sunny.
Waves 1 foot or less.
.THURSDAY NIGHT...West winds 5 to 10 knots becoming south. Mainly
clear. Waves around 1 foot.
.FRIDAY...South winds 5 to 15 knots. A chance of showers Friday
night. Waves 1 foot or less.
.SATURDAY...South winds 10 to 15 knots becoming southwest.
Scattered showers with a chance of thunderstorms. Waves 2 feet or
less.
.SUNDAY...Southwest winds 5 to 15 knots becoming south. A chance
of showers during the day. Waves 1 to 2 feet.

Winds and waves higher in and near thunderstorms.

$$

LOZ042-220315-
Niagara River to Hamlin Beach along Lake Ontario-
747 PM EDT Tue Aug 21 2018

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON...

.TONIGHT...South winds 15 to 25 knots becoming west. Showers and
thunderstorms through the early overnight, then a chance of
showers late. A chance of waterspouts late. Some thunderstorms
may produce gusty winds through the early overnight. Waves 1 to
3 feet building to 4 to 7 feet. Waves occasionally around 9 feet.
.WEDNESDAY...West winds 15 to 25 knots becoming northwest. A
chance of showers. Waves 5 to 8 feet subsiding to 2 to 4 feet.
Waves occasionally around 10 feet.
.WEDNESDAY NIGHT...Northwest winds 15 to 20 knots diminishing to
5 to 15 knots. Partly cloudy. Waves 2 to 4 feet subsiding to 1 to
2 feet.
.THURSDAY...Northwest winds 5 to 10 knots becoming west. Mostly
sunny. Waves 1 to 2 feet.
.THURSDAY NIGHT...West winds around 10 knots becoming southwest.
Mainly clear. Waves around 1 foot.
.FRIDAY...Southwest winds 5 to 15 knots becoming south. Mainly
clear, then becoming partly cloudy. Waves 1 foot or less.
.SATURDAY...South winds 10 to 15 knots becoming southwest 15 to
20 knots. Scattered showers with a chance of thunderstorms. Waves
2 feet or less.
.SUNDAY...Southwest winds 10 to 15 knots. A chance of showers
during the day. Waves 2 feet or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ043-044-220315-
Hamlin Beach to Mexico Bay along Lake Ontario
including Irondequoit Bay-
747 PM EDT Tue Aug 21 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT WEDNESDAY THROUGH
WEDNESDAY EVENING...

.TONIGHT...South winds 15 to 25 knots becoming southwest.
Occasional showers and thunderstorms this evening. A chance of
waterspouts late. Some thunderstorms may produce gusty winds.
Waves 1 to 3 feet building to 3 to 6 feet. Waves occasionally
around 7 feet.
.WEDNESDAY...West winds 15 to 25 knots becoming northwest. A
chance of waterspouts in the morning. Showers likely in the
morning, then a chance of showers in the afternoon. Waves 5 to
9 feet subsiding to 3 to 5 feet. Waves occasionally around
11 feet.
.WEDNESDAY NIGHT...Northwest winds 15 to 20 knots diminishing to
5 to 15 knots. A chance of showers in the evening. Waves 2 to
4 feet subsiding to 1 to 3 feet.
.THURSDAY...Northwest winds 5 to 10 knots becoming west. Mostly
sunny. Waves 1 to 2 feet.
.THURSDAY NIGHT...West winds 5 to 10 knots becoming southwest.
Mainly clear. Waves 1 foot or less.
.FRIDAY...Southwest winds 10 knots or less becoming south 10 to
15 knots. Mainly clear, then becoming partly cloudy. Waves 1 foot
or less.
.SATURDAY...South winds 10 to 15 knots becoming southwest.
Scattered showers with a chance of thunderstorms. Waves 1 foot or
less.
.SUNDAY...Southwest winds 5 to 15 knots. A chance of showers
during the day. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

The water temperature off Rochester is 46 degrees.

$$

LOZ045-220315-
Mexico Bay to the Saint Lawrence River along Lake Ontario-
747 PM EDT Tue Aug 21 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT WEDNESDAY THROUGH
WEDNESDAY EVENING...

.TONIGHT...South winds 15 to 20 knots. Showers and thunderstorms
through the early overnight. A chance of waterspouts late. Some
thunderstorms may produce gusty winds. Waves 1 to 3 feet building
to 3 to 5 feet. Waves occasionally around 6 feet.
.WEDNESDAY...Southwest winds 15 to 20 knots becoming northwest
10 to 15 knots. A chance of waterspouts in the morning.
Occasional showers in the morning, then a chance of showers in
the afternoon. Waves 5 to 8 feet subsiding to 2 to 4 feet. Waves
occasionally around 10 feet.
.WEDNESDAY NIGHT...Northwest winds 15 to 20 knots diminishing to
5 to 15 knots. A chance of showers in the evening. Waves 1 to
3 feet.
.THURSDAY...Northwest winds 5 to 10 knots becoming west. Sunny.
Waves 1 foot or less.
.THURSDAY NIGHT...West winds 10 knots or less becoming southwest.
Mainly clear. Waves 1 foot or less.
.FRIDAY...Southwest winds 5 to 15 knots becoming south. Mainly
clear, then becoming partly cloudy. Waves 2 feet or less.
.SATURDAY...South winds 10 to 15 knots increasing to 15 to
20 knots. Scattered showers during the day, then a chance of
showers and thunderstorms Saturday night. Waves 2 feet or less.
.SUNDAY...South winds 5 to 15 knots. A chance of showers during
the day. Waves 2 feet or less.

Winds and waves higher in and near thunderstorms.

$$

NWS BUF Office Area Near Shore Forecast