445
FZUS51 KBUF 162004
NSHBUF

Nearshore Marine Forecast
National Weather Service Buffalo NY
403 PM EDT Wed Jul 16 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.

LEZ020-170300-
Upper Niagara River and Buffalo Harbor-
403 PM EDT Wed Jul 16 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY MORNING THROUGH
THURSDAY EVENING...

.TONIGHT...Southwest winds 15 to 20 knots diminishing to 5 to
10 knots. A chance of showers early, then a chance of showers and
thunderstorms. A chance of showers late.
.THURSDAY...Southwest winds around 10 knots becoming west and
increasing to 15 to 20 knots. A chance of showers and
thunderstorms in the morning, then a chance of showers in the
afternoon.
.THURSDAY NIGHT...West winds 5 to 15 knots becoming north. Mostly
cloudy.
.FRIDAY...North winds 10 knots or less. Mostly sunny.
.FRIDAY NIGHT...North winds less than 10 knots. Mainly clear in
the evening, then becoming partly cloudy.
.SATURDAY...South winds 10 knots or less becoming southwest. A
chance of showers during the day, then a chance of showers and
thunderstorms Saturday night.
.SUNDAY...Northwest winds less than 10 knots. A chance of showers
during the day.
.MONDAY...Northeast winds less than 10 knots becoming southeast.
Mainly clear, then becoming partly cloudy.

Winds and waves higher in and near thunderstorms.

The water temperature off Buffalo is 77 degrees.

$$

LOZ030-170300-
Lower Niagara River-
403 PM EDT Wed Jul 16 2025

.TONIGHT...Southwest winds 5 to 15 knots. A chance of showers
early, then a chance of showers and thunderstorms late this
evening. A chance of showers after midnight.
.THURSDAY...Southwest winds 10 to 15 knots becoming west 15 to
20 knots. A chance of showers and thunderstorms in the morning,
then a chance of showers in the afternoon.
.THURSDAY NIGHT...West winds 15 to 20 knots becoming north and
diminishing to 5 to 10 knots. Partly to mostly cloudy.
.FRIDAY...North winds 10 knots or less becoming northeast. Sunny.
.FRIDAY NIGHT...Northeast winds less than 10 knots. Mainly clear
in the evening, then becoming partly cloudy.
.SATURDAY...South winds 10 knots or less becoming southwest. A
chance of showers during the day, then a chance of showers and
thunderstorms Saturday night.
.SUNDAY...Northwest winds 10 knots or less becoming northeast. A
chance of showers during the day.
.MONDAY...Northeast winds 10 knots or less becoming southeast.
Mainly clear, then becoming partly cloudy.

Winds and waves higher in and near thunderstorms.

$$

LEZ040-041-170300-
Buffalo to Ripley along Lake Erie-
403 PM EDT Wed Jul 16 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY MORNING THROUGH
THURSDAY EVENING...

.TONIGHT...Southwest winds 15 to 20 knots diminishing to 10 to
15 knots. A chance of showers and thunderstorms this evening,
then showers likely with a chance of thunderstorms after
midnight. A chance of showers late. Waves 1 to 3 feet.
.THURSDAY...Southwest winds 10 to 15 knots becoming west and
increasing to 15 to 25 knots. A chance of showers and
thunderstorms. Waves 1 to 3 feet building to 5 to 8 feet. Waves
occasionally around 10 feet.
.THURSDAY NIGHT...West winds 15 to 20 knots becoming north 5 to
15 knots. Mostly cloudy. Waves 3 to 6 feet subsiding to 1 to
3 feet. Waves occasionally around 7 feet.
.FRIDAY...Northeast winds 10 knots or less becoming north.
Becoming mostly sunny. Waves 2 feet or less.
.FRIDAY NIGHT...North winds less than 10 knots. Mainly clear in
the evening, then becoming partly cloudy. Waves 1 foot or less.
.SATURDAY...South winds 10 knots or less becoming southwest. A
chance of showers during the day, then showers likely with a
chance of thunderstorms Saturday night. Waves 1 foot or less.
.SUNDAY...Northwest winds 10 knots or less becoming northeast. A
chance of showers during the day. Waves 2 feet or less.
.MONDAY...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.

$$

LOZ042-170300-
Niagara River to Hamlin Beach along Lake Ontario-
403 PM EDT Wed Jul 16 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY MORNING THROUGH
LATE THURSDAY NIGHT...

.TONIGHT...East winds 5 to 10 knots becoming south. A chance of
showers early, then a chance of showers and thunderstorms late
this evening. A chance of showers after midnight. Waves 1 foot or
less.
.THURSDAY...Southwest winds 5 to 10 knots becoming west and
increasing to 15 to 20 knots. A chance of showers and
thunderstorms. Waves 2 feet or less building to 3 to 5 feet.
Waves occasionally around 6 feet.
.THURSDAY NIGHT...West winds 15 to 25 knots becoming north.
Mostly cloudy. Waves 3 to 6 feet. Waves occasionally around
7 feet.
.FRIDAY...North winds 5 to 15 knots becoming northeast less than
10 knots. Sunny. Waves 1 to 3 feet subsiding to 1 foot or less.
.FRIDAY NIGHT...East winds less than 10 knots becoming south.
Mainly clear in the evening, then becoming partly cloudy. Waves
1 foot or less.
.SATURDAY...South winds 10 knots or less becoming southwest. A
chance of showers. Waves 1 foot or less.
.SUNDAY...Northwest winds 5 to 10 knots becoming northeast. A
chance of showers during the day. Waves 1 to 2 feet.
.MONDAY...Northeast winds 5 to 10 knots becoming southeast.
Mainly clear. Waves 2 feet or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ043-044-170300-
Hamlin Beach to Mexico Bay along Lake Ontario
including Irondequoit Bay-
403 PM EDT Wed Jul 16 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY AFTERNOON THROUGH
FRIDAY MORNING...

.TONIGHT...East winds 5 to 10 knots becoming south. A chance of
showers and thunderstorms early, then showers likely with a
chance of thunderstorms from late evening on. Waves 1 foot or
less.
.THURSDAY...South winds 5 to 15 knots becoming west 15 to
20 knots. A chance of showers and thunderstorms in the morning,
then showers likely with a chance of thunderstorms in the
afternoon. Waves 1 foot or less building to 3 to 5 feet. Waves
occasionally around 6 feet.
.THURSDAY NIGHT...West winds 15 to 25 knots becoming north.
Mostly cloudy. Waves 5 to 8 feet subsiding to 3 to 6 feet. Waves
occasionally around 10 feet.
.FRIDAY...North winds 15 to 20 knots becoming northwest and
diminishing to 10 knots or less in the afternoon. Mostly sunny.
Waves 3 to 5 feet subsiding to 1 foot or less. Waves occasionally
around 6 feet.
.FRIDAY NIGHT...West winds less than 10 knots becoming south.
Mainly clear in the evening, then becoming partly cloudy. Waves
1 foot or less.
.SATURDAY...South winds 10 knots or less becoming southwest. A
chance of showers Saturday night. Waves 1 foot or less.
.SUNDAY...Northwest winds 5 to 10 knots becoming northeast. A
chance of showers during the day. Waves 2 feet or less.
.MONDAY...Northeast winds 10 knots or less becoming southeast.
Mainly clear, then becoming partly cloudy. Waves 2 feet or less.

Winds and waves higher in and near thunderstorms.

The water temperature off Rochester is 70 degrees.

$$

LOZ045-170300-
Mexico Bay to the Saint Lawrence River along Lake Ontario-
403 PM EDT Wed Jul 16 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY AFTERNOON THROUGH
FRIDAY MORNING...

.TONIGHT...Southwest winds 5 to 10 knots becoming south. A chance
of showers early, then a chance of showers and thunderstorms late
this evening. Showers likely with a chance of thunderstorms after
midnight. Waves 1 foot or less.
.THURSDAY...South winds 5 to 15 knots becoming southwest 15 to
20 knots. A chance of showers and thunderstorms in the morning,
then showers likely with a chance of thunderstorms in the
afternoon. Waves 1 to 3 feet building to 2 to 4 feet.
.THURSDAY NIGHT...West winds 15 to 20 knots becoming north.
Mostly cloudy. Waves 4 to 7 feet subsiding to 3 to 6 feet. Waves
occasionally around 9 feet.
.FRIDAY...North winds 15 to 20 knots becoming west and
diminishing to 5 to 10 knots. Sunny. Waves 2 to 4 feet subsiding
to 1 foot or less.
.FRIDAY NIGHT...West winds 10 knots or less becoming south.
Mainly clear. Waves 1 foot or less.
.SATURDAY...South winds 10 knots or less becoming southeast. A
chance of showers Saturday night. Waves 1 foot or less.
.SUNDAY...Northwest winds 5 to 10 knots becoming north. A chance
of showers during the day. Waves 1 foot or less.
.MONDAY...Northeast winds 5 to 10 knots becoming southeast.
Mainly clear. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$