100
FZUS51 KBUF 231403
NSHBUF

Nearshore Marine Forecast
National Weather Service Buffalo NY
1003 AM EDT Sat Aug 23 2025

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.

LEZ020-232100-
Upper Niagara River and Buffalo Harbor-
1003 AM EDT Sat Aug 23 2025

.REST OF TODAY...Southwest winds 10 to 15 knots. Partly sunny.
.TONIGHT...Southwest winds 5 to 10 knots. A chance of showers and
thunderstorms in the evening, then showers likely with a chance
of thunderstorms overnight.
.SUNDAY...Southwest winds 5 to 10 knots. A chance of showers.
.SUNDAY NIGHT...Southwest winds 10 knots or less becoming west. A
chance of showers.
.MONDAY...West winds 5 to 10 knots. Showers likely.
.TUESDAY...West winds 10 knots or less. A chance of showers.
.WEDNESDAY...West winds 10 knots or less becoming southwest.
Mainly clear, then becoming partly cloudy.

Winds and waves higher in and near thunderstorms.

The water temperature off Buffalo is 73 degrees.

$$

LOZ030-232100-
Lower Niagara River-
1003 AM EDT Sat Aug 23 2025

.REST OF TODAY...Southwest winds 5 to 15 knots. Partly to mostly
sunny.
.TONIGHT...Southwest winds 5 to 10 knots. A chance of showers and
thunderstorms in the evening, then showers likely with a chance
of thunderstorms overnight.
.SUNDAY...Southwest winds 5 to 10 knots. A chance of showers.
.SUNDAY NIGHT...Southwest winds 10 knots or less becoming west. A
chance of showers overnight.
.MONDAY...West winds 5 to 15 knots. Showers likely.
.TUESDAY...West winds 5 to 10 knots. A chance of showers.
.WEDNESDAY...West winds 5 to 10 knots. A chance of showers during
the day.

Winds and waves higher in and near thunderstorms.

$$

LEZ041-232100-
Dunkirk to Buffalo along Lake Erie-
1003 AM EDT Sat Aug 23 2025

.REST OF TODAY...Southwest winds 10 to 15 knots. Partly to mostly
sunny. Waves 2 feet or less.
.TONIGHT...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 2 feet.
.SUNDAY...Southwest winds 5 to 15 knots becoming west. A chance
of showers. Waves 1 to 3 feet.
.SUNDAY NIGHT...Southwest winds 5 to 15 knots becoming west. A
chance of showers. A chance of waterspouts overnight. Waves 1 to
3 feet.
.MONDAY...West winds 10 to 15 knots becoming northwest 5 to
10 knots. A chance of waterspouts. A chance of showers. Waves
1 to 3 feet building to 3 to 5 feet, then subsiding to 2 to
4 feet. Waves occasionally around 6 feet.
.TUESDAY...West winds 5 to 15 knots becoming northwest. A chance
of waterspouts. A chance of showers. Waves 1 to 3 feet building
to 2 to 4 feet, then subsiding to 1 to 3 feet.
.WEDNESDAY...West winds 5 to 10 knots becoming southwest. Mainly
clear, then becoming partly cloudy. Waves 1 to 3 feet.

Winds and waves higher in and near thunderstorms.

$$

LEZ040-232100-
Ripley to Dunkirk along Lake Erie-
1003 AM EDT Sat Aug 23 2025

.REST OF TODAY...Southwest winds 10 to 15 knots becoming west.
Mostly sunny late this morning, then becoming partly sunny. Waves
2 feet or less.
.TONIGHT...Southwest winds 5 to 10 knots. A chance of showers and
thunderstorms in the evening, then showers likely with a chance
of thunderstorms overnight. Waves 1 to 2 feet.
.SUNDAY...Southwest winds 10 to 15 knots becoming west. A chance
of showers. Waves 1 to 3 feet.
.SUNDAY NIGHT...West winds 5 to 15 knots. A chance of showers. A
chance of waterspouts overnight. Waves 2 to 3 feet.
.MONDAY...West winds 10 to 15 knots becoming northwest. A chance
of waterspouts. A chance of showers. Waves 2 to 3 feet building
to 3 to 5 feet. Waves occasionally around 6 feet.
.TUESDAY...Northwest winds 5 to 15 knots. A chance of
waterspouts. A chance of showers. Waves 2 to 4 feet subsiding to
1 to 3 feet.
.WEDNESDAY...Northwest winds 5 to 10 knots becoming southwest. A
chance of showers during the day. Waves 1 to 3 feet.

Winds and waves higher in and near thunderstorms.

$$

LOZ042-232100-
Niagara River to Hamlin Beach along Lake Ontario-
1003 AM EDT Sat Aug 23 2025

.REST OF TODAY...Southwest winds 5 to 15 knots. Partly sunny.
Waves 2 feet or less.
.TONIGHT...Southwest winds 10 to 15 knots. A chance of showers
and thunderstorms in the evening, then showers likely with a
chance of thunderstorms overnight. Waves 2 feet or less.
.SUNDAY...Southwest winds 5 to 10 knots becoming west. A chance
of showers. Waves 2 feet or less.
.SUNDAY NIGHT...Southwest winds 5 to 10 knots becoming west. A
chance of showers. Waves 1 to 2 feet.
.MONDAY...West winds 10 to 15 knots increasing to 15 to 20 knots.
A chance of waterspouts. A chance of showers. Waves 2 to 4 feet
building to 3 to 6 feet. Waves occasionally around 7 feet.
.TUESDAY...West winds 10 to 15 knots becoming northwest. A chance
of waterspouts. A chance of showers. Waves 3 to 5 feet subsiding
to 2 to 4 feet. Waves occasionally around 6 feet.
.WEDNESDAY...West winds 10 to 15 knots. A chance of showers
during the day. Waves 1 to 3 feet.

Winds and waves higher in and near thunderstorms.

$$

LOZ043-232100-
Hamlin Beach to Sodus Bay along Lake Ontario
including Irondequoit Bay-
1003 AM EDT Sat Aug 23 2025

.REST OF TODAY...South winds 10 knots or less becoming southwest.
A chance of showers late. Waves 1 foot or less.
.TONIGHT...South winds 5 to 15 knots. Showers likely with a
chance of thunderstorms. Waves 1 foot or less.
.SUNDAY...Southwest winds 5 to 15 knots becoming west. Showers
likely in the morning, then showers likely with a chance of
thunderstorms in the afternoon. Waves 1 foot or less.
.SUNDAY NIGHT...Southwest winds 5 to 10 knots becoming west.
Showers likely with a chance of thunderstorms in the evening,
then a chance of showers overnight. A chance of waterspouts
overnight. Waves 2 feet or less.
.MONDAY...West winds 10 to 15 knots increasing to 15 to 20 knots.
A chance of waterspouts. A chance of showers. Waves 1 to 3 feet
building to 3 to 6 feet. Waves occasionally around 7 feet.
.TUESDAY...West winds 10 to 15 knots becoming northwest. A chance
of waterspouts. A chance of showers. Waves 3 to 6 feet. Waves
occasionally around 7 feet.
.WEDNESDAY...West winds 5 to 15 knots becoming southwest. A
chance of showers during the day. Waves 1 to 3 feet.

Winds and waves higher in and near thunderstorms.

The water temperature off Rochester is 58 degrees.

$$

LOZ044-232100-
Sodus Bay to Mexico Bay along Lake Ontario-
1003 AM EDT Sat Aug 23 2025

.REST OF TODAY...South winds 5 to 15 knots becoming southwest. A
chance of showers late. Waves 1 foot or less.
.TONIGHT...South winds 5 to 15 knots increasing to 15 to
20 knots. Showers likely with a chance of thunderstorms. Waves
2 feet or less.
.SUNDAY...South winds 15 to 20 knots becoming west 5 to 15 knots.
Showers likely in the morning, then showers likely with a chance
of thunderstorms in the afternoon. Waves 2 feet or less.
.SUNDAY NIGHT...Southwest winds 10 knots or less. Showers likely
with a chance of thunderstorms in the evening, then a chance of
showers overnight. A chance of waterspouts overnight. Waves
2 feet or less.
.MONDAY...West winds 10 to 15 knots. A chance of waterspouts. A
chance of showers. Waves 2 to 4 feet building to 3 to 6 feet.
Waves occasionally around 7 feet.
.TUESDAY...West winds 5 to 15 knots becoming northwest. A chance
of waterspouts. A chance of showers. Waves 3 to 6 feet. Waves
occasionally around 7 feet.
.WEDNESDAY...West winds 5 to 15 knots becoming southwest. A
chance of showers during the day. Waves 1 to 3 feet.

Winds and waves higher in and near thunderstorms.

$$

LOZ045-232100-
Mexico Bay to the Saint Lawrence River along Lake Ontario-
1003 AM EDT Sat Aug 23 2025

.REST OF TODAY...South winds 10 to 15 knots. A chance of showers
late. Waves 2 feet or less.
.TONIGHT...South winds 10 to 15 knots increasing to 15 to
20 knots. Showers likely with a chance of thunderstorms. Waves
2 feet or less building to 2 to 4 feet.
.SUNDAY...South winds 15 to 20 knots becoming southwest 5 to
15 knots. Showers with a chance of thunderstorms. Waves 2 to
4 feet subsiding to 1 to 3 feet.
.SUNDAY NIGHT...Southwest winds 5 to 10 knots. Showers likely
with a chance of thunderstorms in the evening, then showers
likely overnight. A chance of waterspouts overnight. Waves 2 feet
or less.
.MONDAY...West winds 10 to 15 knots. A chance of waterspouts. A
chance of showers. Waves 1 to 3 feet building to 3 to 6 feet.
Waves occasionally around 7 feet.
.TUESDAY...West winds 5 to 15 knots becoming northwest. A chance
of waterspouts during the day. A chance of showers. Waves 3 to
6 feet. Waves occasionally around 7 feet.
.WEDNESDAY...West winds 5 to 15 knots. Mainly clear, then
becoming partly cloudy. Waves 1 to 3 feet building to 2 to
4 feet.

Winds and waves higher in and near thunderstorms.

$$