252
FZUS51 KBUF 210546
NSHBUF

Nearshore Marine Forecast
National Weather Service Buffalo NY
146 AM EDT Tue May 21 2024

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.

LEZ020-210930-
Upper Niagara River and Buffalo Harbor-
146 AM EDT Tue May 21 2024

.OVERNIGHT...Southeast winds less than 10 knots becoming
south. Mostly cloudy.
.TUESDAY...South winds 5 to 15 knots becoming southwest. Mostly
sunny.
.TUESDAY NIGHT...Southwest winds 10 knots or less becoming south.
Mainly clear.
.WEDNESDAY...South winds 5 to 15 knots becoming southwest. A
chance of showers and thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Southwest winds 5 to 15 knots becoming west. A
chance of showers and thunderstorms in the evening, then showers
likely with a chance of thunderstorms overnight.
.THURSDAY...South winds 10 knots or less becoming southwest.
Showers likely during the day.
.FRIDAY...Southwest winds 5 to 10 knots becoming light and
variable. Mainly clear.
.SATURDAY...East winds 10 knots or less becoming southeast.
Partly cloudy.

Winds and waves higher in and near thunderstorms.

The water temperature off Buffalo is 59 degrees.

$$

LOZ030-210930-
Lower Niagara River-
146 AM EDT Tue May 21 2024

.OVERNIGHT...Southeast winds less than 10 knots becoming
south. Mostly cloudy.
.TUESDAY...Southwest winds 5 to 15 knots. Becoming mostly sunny.
.TUESDAY NIGHT...Southwest winds 10 knots or less becoming south.
Mainly clear in the evening, then becoming partly cloudy.
.WEDNESDAY...South winds 5 to 15 knots becoming southwest. A
chance of showers in the afternoon.
.WEDNESDAY NIGHT...Southwest winds 5 to 15 knots becoming west. A
chance of showers and thunderstorms in the evening, then showers
likely with a chance of thunderstorms overnight.
.THURSDAY...Southwest winds 10 knots or less. Showers likely
during the day.
.FRIDAY...Southwest winds 10 knots or less becoming northeast.
Mainly clear.
.SATURDAY...East winds 10 knots or less becoming southeast.
Partly cloudy.

Winds and waves higher in and near thunderstorms.

$$

LEZ040-041-210930-
Buffalo to Ripley along Lake Erie-
146 AM EDT Tue May 21 2024

.OVERNIGHT...Southeast winds 5 to 10 knots becoming south.
Mostly cloudy. Waves 1 foot or less.
.TUESDAY...South winds 5 to 15 knots becoming southwest. Mostly
sunny. Waves 2 feet or less.
.TUESDAY NIGHT...Southwest winds 5 to 10 knots becoming south.
Mainly clear. Waves 2 feet or less.
.WEDNESDAY...South winds 10 to 15 knots becoming southwest. A
chance of showers in the morning, then a chance of showers and
thunderstorms in the afternoon. Waves 1 to 3 feet.
.WEDNESDAY NIGHT...Southwest winds 5 to 15 knots. A chance of
showers and thunderstorms in the evening, then showers likely
with a chance of thunderstorms overnight. Waves 1 to 3 feet
subsiding to 1 foot or less.
.THURSDAY...Southwest winds 10 knots or less. Showers likely with
a chance of thunderstorms during the day. Waves 1 foot or less.
.FRIDAY...Southwest winds 10 knots or less becoming northeast.
Mainly clear, then becoming partly cloudy. Waves 1 foot or less.
.SATURDAY...East winds 10 knots or less becoming southeast.
Partly cloudy. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ042-210930-
Niagara River to Hamlin Beach along Lake Ontario-
146 AM EDT Tue May 21 2024

.OVERNIGHT...South winds less than 10 knots. Mostly cloudy.
Waves 1 foot or less.
.TUESDAY...Southwest winds 10 knots or less increasing to 10 to
15 knots. Partly to mostly sunny. Waves 2 feet or less.
.TUESDAY NIGHT...West winds 10 knots or less becoming south.
Mainly clear in the evening, then becoming partly cloudy. Waves
2 feet or less.
.WEDNESDAY...South winds 10 knots or less becoming southwest
10 to 15 knots. A chance of showers and thunderstorms in the
afternoon. Waves 1 to 3 feet building to 2 to 4 feet.
.WEDNESDAY NIGHT...Southwest winds 10 to 15 knots becoming west.
A chance of showers and thunderstorms in the evening, then
showers likely with a chance of thunderstorms overnight. Waves
1 to 3 feet.
.THURSDAY...Southwest winds 5 to 10 knots. Showers likely during
the day. Waves 1 to 3 feet.
.FRIDAY...West winds 5 to 10 knots becoming northeast. Mainly
clear. Waves 1 to 2 feet.
.SATURDAY...East winds 5 to 10 knots becoming southeast. Partly
cloudy. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ043-044-210930-
Hamlin Beach to Mexico Bay along Lake Ontario
including Irondequoit Bay-
146 AM EDT Tue May 21 2024

.OVERNIGHT...South winds 5 to 10 knots. Mostly cloudy.
Waves 1 foot or less.
.TUESDAY...South winds 10 knots or less. A chance of showers and
thunderstorms in the afternoon. Waves 1 foot or less.
.TUESDAY NIGHT...Southwest winds 10 knots or less becoming south.
Partly cloudy. Waves 1 foot or less.
.WEDNESDAY...South winds 10 knots or less becoming southwest. A
chance of showers and thunderstorms in the afternoon. Waves
2 feet or less.
.WEDNESDAY NIGHT...Southwest winds 5 to 15 knots. Showers likely
with a chance of thunderstorms. Waves 2 feet or less.
.THURSDAY...West winds 10 knots or less becoming southwest.
Showers likely with a chance of thunderstorms during the day,
then a chance of showers Thursday night. Waves 1 to 3 feet.
.FRIDAY...Southwest winds 10 knots or less becoming north. Mainly
clear. Waves 1 to 2 feet.
.SATURDAY...Northeast winds 10 knots or less becoming southeast.
Mainly clear, then becoming partly cloudy. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

The water temperature off Rochester is 48 degrees.

$$

LOZ045-210930-
Mexico Bay to the Saint Lawrence River along Lake Ontario-
146 AM EDT Tue May 21 2024

.OVERNIGHT...South winds less than 10 knots. Mostly cloudy.
Waves 1 foot or less.
.TUESDAY...South winds 10 knots or less increasing to 10 to
15 knots. A chance of showers and thunderstorms in the afternoon.
Waves 1 foot or less.
.TUESDAY NIGHT...South winds 5 to 15 knots. Partly cloudy. Waves
2 feet or less.
.WEDNESDAY...South winds 10 knots or less becoming southwest. A
chance of showers and thunderstorms in the afternoon. Waves
2 feet or less.
.WEDNESDAY NIGHT...South winds 5 to 10 knots becoming southwest.
Showers likely with a chance of thunderstorms. Waves 2 feet or
less.
.THURSDAY...Southwest winds 10 knots or less. Showers likely with
a chance of thunderstorms during the day. Waves 1 to 3 feet.
.FRIDAY...Southwest winds 5 to 15 knots becoming northeast.
Mainly clear. Waves 2 feet or less.
.SATURDAY...Northeast winds 10 knots or less becoming southeast.
Mainly clear, then becoming partly cloudy. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

AR