555
FZUS51 KBUF 240203
NSHBUF

Nearshore Marine Forecast
National Weather Service Buffalo NY
1003 PM EDT Sun Aug 23 2026

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.

LEZ020-240900-
Upper Niagara River and Buffalo Harbor-
1003 PM EDT Sun Aug 23 2026

.REST OF TONIGHT...West winds 5 to 10 knots becoming southwest. A
chance of showers.
.MONDAY...Southwest winds 5 to 15 knots becoming west. Showers
likely.
.MONDAY NIGHT...West winds 5 to 10 knots. A chance of showers in
the evening.
.TUESDAY...West winds 5 to 10 knots. Mostly sunny.
.TUESDAY NIGHT...West winds less than 10 knots. Partly cloudy.
.WEDNESDAY...South winds 10 knots or less. Partly cloudy.
.THURSDAY...South winds 10 knots or less becoming southwest. A
chance of showers and thunderstorms.
.FRIDAY...West winds less than 10 knots. Partly cloudy.

Winds and waves higher in and near thunderstorms.

The water temperature off Buffalo is 76 degrees.

$$

LOZ030-240900-
Lower Niagara River-
1003 PM EDT Sun Aug 23 2026

.REST OF TONIGHT...West winds 5 to 10 knots becoming southwest. A
chance of showers.
.MONDAY...Southwest winds 10 to 15 knots becoming west. Showers
likely.
.MONDAY NIGHT...West winds 5 to 15 knots. A chance of showers in
the evening.
.TUESDAY...West winds 5 to 10 knots. Mostly sunny.
.TUESDAY NIGHT...West winds less than 10 knots. Mainly clear in
the evening, then becoming partly cloudy.
.WEDNESDAY...Southwest winds 10 knots or less becoming south.
Partly to mostly cloudy.
.THURSDAY...South winds 5 to 15 knots becoming west less than
10 knots. A chance of showers and thunderstorms.
.FRIDAY...West winds 10 knots or less becoming northwest. Partly
cloudy.

Winds and waves higher in and near thunderstorms.

$$

LEZ040-041-240900-
Buffalo to Ripley along Lake Erie-
1003 PM EDT Sun Aug 23 2026

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE MONDAY NIGHT...

.REST OF TONIGHT...West winds 5 to 15 knots becoming southwest. A
chance of waterspouts. Showers with a chance of thunderstorms,
then showers late. Waves 2 to 4 feet subsiding to 1 to 3 feet.
.MONDAY...West winds 15 to 20 knots. A chance of waterspouts.
Showers. Waves 3 to 6 feet building to 4 to 7 feet. Waves
occasionally around 9 feet.
.MONDAY NIGHT...West winds 15 to 20 knots diminishing to 10 to
15 knots. A chance of waterspouts. Showers. Waves 3 to 6 feet
subsiding to 1 to 3 feet. Waves occasionally around 7 feet.
.TUESDAY...Northwest winds 5 to 15 knots becoming west. A chance
of waterspouts. Showers. Waves 1 to 3 feet subsiding to 1 foot or
less.
.TUESDAY NIGHT...West winds 10 knots or less becoming southwest.
Becoming mainly clear. Waves 1 foot or less.
.WEDNESDAY...Southwest winds 10 knots or less becoming south.
Partly cloudy. Waves 1 foot or less.
.THURSDAY...South winds 5 to 15 knots becoming southwest. A
chance of showers and thunderstorms. Waves 2 feet or less.
.FRIDAY...West winds 10 knots or less becoming north. A chance of
showers during the day. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ042-240900-
Niagara River to Hamlin Beach along Lake Ontario-
1003 PM EDT Sun Aug 23 2026

...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY EVENING...

.REST OF TONIGHT...West winds 15 to 20 knots becoming southwest.
A chance of waterspouts. Waves 3 to 5 feet subsiding to 2 to
4 feet. Waves occasionally around 6 feet.
.MONDAY...Southwest winds 15 to 20 knots becoming west. A chance
of waterspouts. Showers likely. Waves 2 to 4 feet building to
3 to 6 feet. Waves occasionally around 7 feet.
.MONDAY NIGHT...West winds 15 to 20 knots. A chance of
waterspouts. Showers likely in the evening, then showers
overnight. Waves 3 to 6 feet subsiding to 2 to 4 feet. Waves
occasionally around 7 feet.
.TUESDAY...Northwest winds 15 to 20 knots becoming west 10 to
15 knots. A chance of waterspouts. Showers. Waves 2 to 4 feet
subsiding to 1 to 3 feet.
.TUESDAY NIGHT...West winds 10 knots or less. Becoming mainly
clear. Waves 2 feet or less.
.WEDNESDAY...Southwest winds 10 knots or less becoming south.
Partly to mostly cloudy. Waves 1 foot or less.
.THURSDAY...South winds 5 to 15 knots becoming west. A chance of
showers and thunderstorms. Waves 2 feet or less.
.FRIDAY...West winds 5 to 15 knots becoming northwest. Partly
cloudy. Waves 1 to 2 feet.

Winds and waves higher in and near thunderstorms.

$$

LOZ043-240900-
Hamlin Beach to Sodus Bay along Lake Ontario
including Irondequoit Bay-
1003 PM EDT Sun Aug 23 2026

...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY EVENING...

.REST OF TONIGHT...Southwest winds 10 to 15 knots. A chance of
showers and thunderstorms late this evening. A chance of
waterspouts. Waves 2 to 4 feet.
.MONDAY...Southwest winds 10 to 15 knots increasing to 15 to
20 knots. A chance of waterspouts. Showers with a chance of
thunderstorms in the afternoon. Waves 1 to 3 feet building to
3 to 5 feet. Waves occasionally around 6 feet.
.MONDAY NIGHT...West winds 15 to 20 knots. A chance of
waterspouts. Showers with a chance of thunderstorms in the
evening, then showers overnight. Waves 3 to 5 feet. Waves
occasionally around 6 feet.
.TUESDAY...West winds 15 to 20 knots. A chance of waterspouts.
Showers. Waves 3 to 5 feet subsiding to 2 to 4 feet. Waves
occasionally around 6 feet.
.TUESDAY NIGHT...West winds 5 to 15 knots. A chance of
waterspouts in the evening. Waves 1 to 3 feet subsiding to 1 foot
or less.
.WEDNESDAY...Southwest winds 10 knots or less becoming south.
Partly cloudy. Waves 1 foot or less.
.THURSDAY...South winds 5 to 10 knots becoming southwest. A
chance of showers and thunderstorms. Waves 1 foot or less.
.FRIDAY...West winds 5 to 15 knots becoming northwest. Partly
cloudy. Waves 2 feet or less.

Winds and waves higher in and near thunderstorms.

The water temperature off Rochester is 60 degrees.

$$

LOZ044-240900-
Sodus Bay to Mexico Bay along Lake Ontario-
1003 PM EDT Sun Aug 23 2026

...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY EVENING...

.REST OF TONIGHT...Southwest winds 15 to 20 knots diminishing to
10 to 15 knots. A chance of waterspouts. Showers likely with a
chance of thunderstorms late this evening, then showers likely
after midnight. A chance of showers late. Waves 3 to 6 feet.
Waves occasionally around 7 feet.
.MONDAY...Southwest winds 10 to 15 knots increasing to 15 to
20 knots. A chance of waterspouts. A chance of showers in the
morning, then showers with a chance of thunderstorms in the
afternoon. Waves 2 to 4 feet.
.MONDAY NIGHT...Southwest winds 15 to 20 knots becoming west. A
chance of waterspouts. Showers with a chance of thunderstorms in
the evening, then showers overnight. Waves 3 to 6 feet. Waves
occasionally around 7 feet.
.TUESDAY...West winds 15 to 20 knots. A chance of waterspouts.
Showers. Waves 3 to 5 feet subsiding to 2 to 4 feet. Waves
occasionally around 6 feet.
.TUESDAY NIGHT...West winds 5 to 15 knots. A chance of
waterspouts in the evening. Waves 2 to 4 feet subsiding to 1 to
2 feet.
.WEDNESDAY...Southwest winds 10 knots or less becoming southeast
10 to 15 knots. Partly cloudy. Waves 1 foot or less.
.THURSDAY...South winds 5 to 15 knots becoming southwest. A
chance of showers during the day, then showers likely with a
chance of thunderstorms Thursday night. Waves 1 foot or less.
.FRIDAY...Southwest winds 5 to 10 knots becoming northwest. A
chance of showers during the day. Waves 2 feet or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ045-240900-
Mexico Bay to the Saint Lawrence River along Lake Ontario-
1003 PM EDT Sun Aug 23 2026

...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY EVENING...

.REST OF TONIGHT...West winds 15 to 20 knots becoming southwest.
A chance of waterspouts. Showers with a chance of thunderstorms
late this evening, then showers after midnight. Waves 3 to
6 feet. Waves occasionally around 7 feet.
.MONDAY...Southwest winds 15 to 20 knots. A chance of
waterspouts. Showers in the morning, then showers with a chance
of thunderstorms in the afternoon. Waves 3 to 5 feet. Waves
occasionally around 6 feet.
.MONDAY NIGHT...Southwest winds 15 to 20 knots becoming west
10 to 15 knots. A chance of waterspouts. Showers with a chance of
thunderstorms in the evening, then showers overnight. Waves 3 to
6 feet. Waves occasionally around 7 feet.
.TUESDAY...West winds 10 to 15 knots. A chance of waterspouts.
Showers likely in the morning, then a chance of showers in the
afternoon. Waves 3 to 5 feet subsiding to 1 to 3 feet. Waves
occasionally around 6 feet.
.TUESDAY NIGHT...West winds 5 to 15 knots becoming southwest less
than 10 knots. A chance of waterspouts in the evening. A chance
of showers in the evening. Waves 1 to 3 feet.
.WEDNESDAY...Southwest winds 10 knots or less becoming southeast
and increasing to 15 to 20 knots. Mainly clear, then becoming
partly cloudy. Waves 2 feet or less.
.THURSDAY...South winds 15 to 20 knots diminishing to 10 to
15 knots. A chance of showers during the day, then showers with a
chance of thunderstorms Thursday night. Waves 1 to 3 feet.
.FRIDAY...Southwest winds 5 to 10 knots becoming northwest. A
chance of showers during the day. Waves 2 feet or less.

Winds and waves higher in and near thunderstorms.

$$