802
FZUS51 KBUF 190803
NSHBUF

Nearshore Marine Forecast
National Weather Service Buffalo NY
403 AM EDT Tue Aug 19 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.

LEZ020-191500-
Upper Niagara River and Buffalo Harbor-
403 AM EDT Tue Aug 19 2025

.TODAY...Southeast winds 10 knots or less. A chance of showers
late.
.TONIGHT...East winds 5 to 10 knots becoming southeast. Showers
with a chance of thunderstorms.
.WEDNESDAY...East winds 5 to 10 knots becoming northeast. Showers
likely in the morning, then a chance of showers in the afternoon.
.WEDNESDAY NIGHT...Northeast winds 5 to 10 knots. A chance of
showers in the evening.
.THURSDAY...Northeast winds 5 to 10 knots becoming light and
variable. Partly cloudy, then becoming mainly clear.
.FRIDAY...Light and variable winds. Mainly clear.
.SATURDAY...South winds 5 to 10 knots becoming southwest. A
chance of showers Saturday night.

Winds and waves higher in and near thunderstorms.

The water temperature off Buffalo is 77 degrees.

$$

LOZ030-191500-
Lower Niagara River-
403 AM EDT Tue Aug 19 2025

.TODAY...Southeast winds 5 to 10 knots. A chance of showers late.
.TONIGHT...East winds 5 to 10 knots becoming southeast. Showers
with a chance of thunderstorms.
.WEDNESDAY...East winds 5 to 15 knots becoming northeast. A
chance of showers.
.WEDNESDAY NIGHT...Northeast winds 5 to 15 knots. A chance of
showers in the evening.
.THURSDAY...Northeast winds 5 to 15 knots becoming east less than
10 knots. Partly cloudy, then becoming mainly clear.
.FRIDAY...East winds less than 10 knots becoming south. Mainly
clear.
.SATURDAY...Southwest winds 5 to 10 knots. A chance of showers
Saturday night.

Winds and waves higher in and near thunderstorms.

$$

LEZ041-191500-
Dunkirk to Buffalo along Lake Erie-
403 AM EDT Tue Aug 19 2025

.TODAY...Southeast winds 5 to 10 knots becoming east. A chance of
showers late. Waves 1 foot or less.
.TONIGHT...East winds 10 to 15 knots becoming south. Showers with
a chance of thunderstorms. Waves 1 foot or less.
.WEDNESDAY...South winds 5 to 15 knots becoming northeast.
Showers likely in the morning, then a chance of showers in the
afternoon. Waves 1 foot or less.
.WEDNESDAY NIGHT...Northeast winds 10 to 15 knots. A chance of
showers in the evening. Waves 1 foot or less.
.THURSDAY...Northeast winds 5 to 15 knots becoming east. Partly
cloudy, then becoming mainly clear. Waves 2 feet or less.
.FRIDAY...East winds 10 knots or less becoming south. Mainly
clear. Waves 1 foot or less.
.SATURDAY...South winds 5 to 10 knots becoming southwest. A
chance of showers Saturday night. Waves 2 feet or less.

Winds and waves higher in and near thunderstorms.

$$

LEZ040-191500-
Ripley to Dunkirk along Lake Erie-
403 AM EDT Tue Aug 19 2025

.TODAY...South winds 5 to 10 knots becoming northeast. A chance
of showers late. Waves 1 foot or less.
.TONIGHT...East winds 10 to 15 knots becoming south. Showers with
a chance of thunderstorms. Waves 1 foot or less.
.WEDNESDAY...South winds 10 to 15 knots becoming northeast.
Showers likely in the morning, then a chance of showers in the
afternoon. Waves 1 foot or less.
.WEDNESDAY NIGHT...Northeast winds 15 to 20 knots diminishing to
10 to 15 knots. A chance of showers in the evening. Waves 1 to
2 feet.
.THURSDAY...Northeast winds 5 to 15 knots becoming east. Partly
cloudy, then becoming mainly clear. Waves 2 feet or less.
.FRIDAY...East winds 10 knots or less becoming south. Mainly
clear. Waves 1 foot or less.
.SATURDAY...South winds 5 to 10 knots becoming west. A chance of
showers Saturday night. Waves 2 feet or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ042-191500-
Niagara River to Hamlin Beach along Lake Ontario-
403 AM EDT Tue Aug 19 2025

.TODAY...Southeast winds 5 to 15 knots becoming east. A chance of
showers late. Waves 1 foot or less.
.TONIGHT...East winds 10 to 15 knots becoming southeast. Showers
with a chance of thunderstorms. Waves 1 foot or less.
.WEDNESDAY...East winds 10 to 15 knots becoming northeast 15 to
20 knots. A chance of showers. Waves 1 foot or less.
.WEDNESDAY NIGHT...Northeast winds 15 to 20 knots. A chance of
showers in the evening. Waves 1 to 3 feet.
.THURSDAY...Northeast winds 15 to 20 knots becoming east 5 to
15 knots. Becoming mainly clear. Waves 1 to 3 feet.
.FRIDAY...Northeast winds 5 to 10 knots becoming south. Mainly
clear. Waves 1 foot or less.
.SATURDAY...Southwest winds 5 to 10 knots. A chance of showers
Saturday night. Waves 2 feet or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ043-044-191500-
Hamlin Beach to Mexico Bay along Lake Ontario
including Irondequoit Bay-
403 AM EDT Tue Aug 19 2025

.TODAY...Southeast winds 5 to 15 knots becoming east. A chance of
showers late. Waves 1 foot or less.
.TONIGHT...East winds 10 to 15 knots becoming southeast 15 to
20 knots. Showers with a chance of thunderstorms. Waves 1 foot or
less.
.WEDNESDAY...Southeast winds 15 to 20 knots becoming east.
Showers. Waves 1 foot or less.
.WEDNESDAY NIGHT...East winds 15 to 20 knots diminishing to 10 to
15 knots. A chance of showers in the evening. Waves 1 to 3 feet.
.THURSDAY...East winds 5 to 15 knots. Becoming mainly clear.
Waves 1 to 3 feet.
.FRIDAY...North winds 10 knots or less becoming south. Mainly
clear. Waves 1 foot or less.
.SATURDAY...South winds 5 to 15 knots becoming southwest. Showers
likely with a chance of thunderstorms Saturday night. Waves
1 foot or less.

Winds and waves higher in and near thunderstorms.

The water temperature off Rochester is 55 degrees.

$$

LOZ045-191500-
Mexico Bay to the Saint Lawrence River along Lake Ontario-
403 AM EDT Tue Aug 19 2025

.TODAY...Southeast winds 5 to 15 knots becoming east. Mostly
cloudy. Waves 1 foot or less.
.TONIGHT...East winds 5 to 15 knots becoming southeast 15 to
20 knots. Showers likely in the evening, then showers overnight.
Waves 1 to 3 feet.
.WEDNESDAY...Southeast winds 15 to 20 knots becoming east 10 to
15 knots. Showers in the morning, then a chance of showers in the
afternoon. Waves 1 to 3 feet subsiding to 1 foot or less.
.WEDNESDAY NIGHT...East winds 5 to 15 knots. A chance of showers
in the evening. Waves 1 foot or less.
.THURSDAY...Northeast winds 5 to 15 knots becoming east. Mainly
clear. Waves 1 foot or less.
.FRIDAY...Northeast winds 10 knots or less becoming south. Mainly
clear. Waves 1 foot or less.
.SATURDAY...South winds 10 to 15 knots increasing to 15 to
20 knots. Showers likely with a chance of thunderstorms Saturday
night. Waves 1 to 3 feet.

Winds and waves higher in and near thunderstorms.

$$