786
FZUS51 KBUF 040803
NSHBUF

Nearshore Marine Forecast
National Weather Service Buffalo NY
403 AM EDT Thu Sep 4 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.

LEZ020-041500-
Upper Niagara River and Buffalo Harbor-
403 AM EDT Thu Sep 4 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO 4 PM
EDT THIS AFTERNOON...

.TODAY...South winds 10 to 15 knots becoming west around
10 knots. A chance of showers early, then showers with a chance
of thunderstorms.
.TONIGHT...Southwest winds 10 knots or less becoming south.
Mostly cloudy in the evening, then clearing.
.FRIDAY...South winds 5 to 15 knots becoming southwest 15 to
20 knots. Mostly sunny.
.FRIDAY NIGHT...Southwest winds 15 to 20 knots becoming west and
diminishing to less than 10 knots. A chance of showers.
.SATURDAY...West winds 10 knots or less. A chance of showers
during the day.
.SUNDAY...West winds 10 knots or less. Partly cloudy.
.MONDAY...West winds less than 10 knots. Becoming mainly clear.

Winds and waves higher in and near thunderstorms.

The water temperature off Buffalo is 69 degrees.

$$

LOZ030-041500-
Lower Niagara River-
403 AM EDT Thu Sep 4 2025

.TODAY...South winds 5 to 15 knots becoming west. Showers with a
chance of thunderstorms through early afternoon.
.TONIGHT...Southwest winds 10 knots or less becoming south.
Mostly cloudy in the evening, then clearing.
.FRIDAY...South winds 5 to 15 knots becoming southwest 15 to
20 knots. Mostly sunny.
.FRIDAY NIGHT...Southwest winds 15 to 20 knots becoming west 5 to
15 knots. A chance of showers.
.SATURDAY...West winds 10 knots or less. A chance of showers
during the day.
.SUNDAY...West winds 10 knots or less. Partly cloudy.
.MONDAY...West winds less than 10 knots. Becoming mainly clear.

Winds and waves higher in and near thunderstorms.

$$

LEZ040-041-041500-
Buffalo to Ripley along Lake Erie-
403 AM EDT Thu Sep 4 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM EDT THIS AFTERNOON...

.TODAY...South winds 15 to 20 knots becoming west 10 to 15 knots.
Showers with a chance of thunderstorms through early afternoon.
Waves 1 to 3 feet building to 3 to 6 feet. Waves occasionally
around 7 feet.
.TONIGHT...West winds 5 to 15 knots becoming south. Mostly cloudy
in the evening, then clearing. Waves 1 to 3 feet.
.FRIDAY...South winds 15 to 20 knots becoming southwest. Mostly
sunny. Waves 1 to 3 feet building to 3 to 5 feet. Waves
occasionally around 6 feet.
.FRIDAY NIGHT...Southwest winds 15 to 25 knots becoming west and
diminishing to 5 to 10 knots overnight. A chance of showers.
Waves 3 to 6 feet subsiding to 2 to 4 feet. Waves occasionally
around 7 feet.
.SATURDAY...West winds 5 to 15 knots. A chance of showers. Waves
1 to 3 feet.
.SUNDAY...West winds 5 to 15 knots becoming northwest. A chance
of showers. Waves 2 feet or less.
.MONDAY...Northwest winds 10 knots or less becoming south. Mainly
clear. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ042-041500-
Niagara River to Hamlin Beach along Lake Ontario-
403 AM EDT Thu Sep 4 2025

.TODAY...South winds 10 to 15 knots becoming west 15 to 20 knots.
Showers with a chance of thunderstorms through early afternoon,
then a chance of showers late. Waves 1 to 3 feet.
.TONIGHT...West winds 5 to 10 knots becoming south. Mostly cloudy
in the evening, then clearing. Waves 1 to 3 feet subsiding to
1 foot or less.
.FRIDAY...South winds 10 to 15 knots becoming southwest and
increasing to 15 to 25 knots. Mostly sunny. Waves 2 feet or less
building to 3 to 5 feet. Waves occasionally around 6 feet.
.FRIDAY NIGHT...Southwest winds 15 to 25 knots becoming west and
diminishing to 10 to 15 knots. A chance of showers. Waves 3 to
5 feet subsiding to 1 to 3 feet. Waves occasionally around
6 feet.
.SATURDAY...West winds 5 to 15 knots. A chance of showers during
the day. Waves 1 to 3 feet.
.SUNDAY...West winds 5 to 15 knots becoming northwest. Partly
cloudy. Waves 1 to 3 feet.
.MONDAY...West winds 5 to 10 knots becoming southwest. Mainly
clear. Waves 2 feet or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ043-041500-
Hamlin Beach to Sodus Bay along Lake Ontario
including Irondequoit Bay-
403 AM EDT Thu Sep 4 2025

.TODAY...South winds 15 to 20 knots becoming west. Showers with a
chance of thunderstorms from late morning on. Waves 1 to 3 feet.
.TONIGHT...West winds 5 to 15 knots becoming southwest. Mostly
cloudy in the evening, then becoming partly cloudy. Waves 1 to
3 feet subsiding to 1 foot or less.
.FRIDAY...South winds 5 to 15 knots becoming southwest 15 to
20 knots. Sunny. Waves 2 feet or less.
.FRIDAY NIGHT...Southwest winds 15 to 20 knots becoming west
10 to 15 knots. A chance of showers. Waves 1 to 3 feet.
.SATURDAY...West winds 5 to 10 knots. A chance of showers during
the day. Waves 1 to 3 feet.
.SUNDAY...West winds 5 to 10 knots. Partly cloudy. Waves 1 to
3 feet.
.MONDAY...West winds 10 knots or less becoming southwest.
Becoming mainly clear. Waves 2 feet or less.

Winds and waves higher in and near thunderstorms.

The water temperature off Rochester is 69 degrees.

$$

LOZ044-041500-
Sodus Bay to Mexico Bay along Lake Ontario-
403 AM EDT Thu Sep 4 2025

.TODAY...South winds 15 to 20 knots becoming southwest. Showers
with a chance of thunderstorms this afternoon. Waves 1 to 3 feet.
.TONIGHT...West winds 5 to 15 knots becoming southwest. A chance
of showers in the evening. Waves 1 to 3 feet.
.FRIDAY...South winds 5 to 15 knots becoming southwest. Sunny.
Waves 2 feet or less.
.FRIDAY NIGHT...Southwest winds 10 to 15 knots becoming west. A
chance of showers in the evening, then showers likely overnight.
Waves 1 to 3 feet.
.SATURDAY...West winds 5 to 10 knots. Showers likely during the
day, then a chance of showers Saturday night. Waves 1 to 3 feet.
.SUNDAY...West winds 5 to 10 knots. A chance of showers. Waves
1 to 3 feet.
.MONDAY...Northwest winds 5 to 10 knots becoming southwest. A
chance of showers during the day. Waves 2 feet or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ045-041500-
Mexico Bay to the Saint Lawrence River along Lake Ontario-
403 AM EDT Thu Sep 4 2025

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

.TODAY...South winds 15 to 20 knots becoming southwest. Showers
with a chance of thunderstorms this afternoon. Waves 2 to 4 feet
building to 3 to 5 feet, then subsiding to 2 to 4 feet. Waves
occasionally around 6 feet.
.TONIGHT...West winds 5 to 15 knots becoming southwest. A chance
of showers in the evening. Waves 2 to 4 feet subsiding to 1 to
3 feet.
.FRIDAY...South winds 5 to 15 knots becoming southwest. Sunny.
Waves 2 feet or less.
.FRIDAY NIGHT...Southwest winds 15 to 20 knots becoming west
10 to 15 knots. A chance of showers in the evening, then showers
likely overnight. Waves 1 to 3 feet.
.SATURDAY...Southwest winds 5 to 15 knots becoming west. Showers
likely during the day, then a chance of showers Saturday night.
Waves 1 to 3 feet.
.SUNDAY...West winds 5 to 15 knots. A chance of showers. Waves
1 to 3 feet.
.MONDAY...Northwest winds 5 to 10 knots becoming south. Mainly
clear. Waves 2 feet or less.

Winds and waves higher in and near thunderstorms.

$$