780
FZUS51 KBUF 230903
NSHBUF

Nearshore Marine Forecast
National Weather Service Buffalo NY
403 AM EST Sun Nov 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.

LEZ020-231600-
Upper Niagara River and Buffalo Harbor-
403 AM EST Sun Nov 23 2025

.TODAY...Southwest winds 15 to 20 knots becoming west 10 to
15 knots. A chance of rain showers early, then rain showers
likely late this morning. A chance of rain showers late.
.TONIGHT...West winds 5 to 15 knots. Mostly cloudy in the
evening, then becoming partly cloudy.
.MONDAY...West winds 10 knots or less becoming southwest. Mostly
sunny.
.MONDAY NIGHT...South winds 5 to 10 knots. Mostly cloudy.
.TUESDAY...South winds 5 to 10 knots becoming southwest. Showers.
.WEDNESDAY...Southwest winds 10 to 15 knots becoming west and
increasing to 15 to 25 knots. Rain showers likely during the day,
then rain showers likely with a chance of snow showers Wednesday
night.
.THURSDAY...West winds 15 to 20 knots diminishing to 10 to
15 knots. A chance of snow showers.

The water temperature off Buffalo is 47 degrees.

$$

LOZ030-231600-
Lower Niagara River-
403 AM EST Sun Nov 23 2025

.TODAY...Southwest winds 10 to 15 knots becoming west 15 to
20 knots. A chance of rain showers.
.TONIGHT...West winds 5 to 15 knots diminishing to less than
10 knots. Mostly cloudy in the evening, then becoming partly
cloudy.
.MONDAY...Southwest winds 10 knots or less. Mostly sunny.
.MONDAY NIGHT...South winds 10 knots or less. Mostly cloudy.
.TUESDAY...South winds 10 knots or less becoming southwest.
Showers.
.WEDNESDAY...Southwest winds 10 to 15 knots becoming west 15 to
20 knots. Rain showers likely during the day, then rain showers
likely with a chance of snow showers Wednesday night.
.THURSDAY...West winds 15 to 20 knots diminishing to 10 to
15 knots. A chance of snow showers.

$$

LEZ040-041-231600-
Buffalo to Ripley along Lake Erie-
403 AM EST Sun Nov 23 2025

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

.TODAY...Southwest winds 15 to 25 knots becoming west to
30 knots. A chance of rain showers early, then rain showers
likely late this morning. A chance of rain showers this
afternoon. Waves 3 to 6 feet building to 4 to 7 feet. Waves
occasionally around 9 feet.
.TONIGHT...West winds 15 to 25 knots becoming northwest and
diminishing to 5 to 15 knots. Mostly cloudy in the evening, then
becoming partly cloudy. Waves 4 to 7 feet subsiding to 1 to
3 feet. Waves occasionally around 9 feet.
.MONDAY...West winds 10 knots or less becoming south. Mostly
sunny. Waves 2 feet or less.
.MONDAY NIGHT...South winds 5 to 15 knots. Mostly cloudy. Waves
2 feet or less.
.TUESDAY...South winds 5 to 15 knots becoming southwest. Showers.
Waves 2 feet or less.
.WEDNESDAY...Southwest winds 15 to 20 knots becoming west and
increasing to 35 knot gales. Rain showers during the day, then
rain and snow showers Wednesday night. Waves 2 to 4 feet building
to 10 to 13 feet. Waves occasionally around 16 feet.
.THURSDAY...West gales to 35 knots diminishing to 30 knots. Snow
showers. Waves 10 to 13 feet subsiding to 8 to 11 feet. Waves
occasionally around 16 feet.

$$

LOZ042-231600-
Niagara River to Hamlin Beach along Lake Ontario-
403 AM EST Sun Nov 23 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM EST THIS MORNING
THROUGH LATE TONIGHT...

.TODAY...Southwest winds 15 to 25 knots becoming west to
30 knots. A chance of rain showers. Waves 1 to 3 feet building to
5 to 8 feet. Waves occasionally around 10 feet.
.TONIGHT...West winds 15 to 25 knots becoming northwest and
diminishing to 10 to 15 knots. A chance of rain showers in the
evening. Waves 5 to 8 feet subsiding to 3 to 6 feet. Waves
occasionally around 10 feet.
.MONDAY...West winds 5 to 10 knots becoming southwest. Mostly
sunny. Waves 1 to 3 feet subsiding to 1 foot or less.
.MONDAY NIGHT...South winds 5 to 10 knots. Mostly cloudy. Waves
1 foot or less.
.TUESDAY...South winds 5 to 10 knots. Showers likely. Waves
1 foot or less.
.WEDNESDAY...Southwest winds 15 to 20 knots becoming west and
increasing to 30 knots. Rain showers likely during the day, then
rain showers likely with a chance of snow showers Wednesday
night. Waves 1 to 3 feet building to 7 to 11 feet. Waves
occasionally around 14 feet.
.THURSDAY...West gales to 35 knots diminishing to 30 knots. A
chance of snow showers. Waves 8 to 12 feet subsiding to 7 to
10 feet. Waves occasionally around 15 feet.

$$

LOZ043-231600-
Hamlin Beach to Sodus Bay along Lake Ontario
including Irondequoit Bay-
403 AM EST Sun Nov 23 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EST THIS AFTERNOON
THROUGH MONDAY MORNING...

.TODAY...Southwest winds 10 to 15 knots becoming west and
increasing to 30 knots this afternoon. A chance of rain showers
this morning, then rain showers likely early this afternoon. A
chance of rain showers late. Waves 1 to 3 feet building to 6 to
9 feet. Waves occasionally around 11 feet.
.TONIGHT...West winds to 30 knots becoming northwest 15 to
25 knots. A chance of rain showers in the evening. Waves 6 to
9 feet subsiding to 4 to 7 feet. Waves occasionally around
11 feet.
.MONDAY...Northwest winds 5 to 15 knots becoming southwest less
than 10 knots. Mostly sunny. Waves 3 to 5 feet subsiding to
1 foot or less. Waves occasionally around 6 feet.
.MONDAY NIGHT...South winds 5 to 10 knots. Mostly cloudy. Waves
1 foot or less.
.TUESDAY...South winds 5 to 10 knots. Showers likely. Waves
1 foot or less.
.WEDNESDAY...Southwest winds 10 to 15 knots becoming west and
increasing to 30 knots. Rain showers likely during the day, then
rain showers likely with a chance of snow showers Wednesday
night. Waves 2 feet or less building to 6 to 10 feet. Waves
occasionally around 13 feet.
.THURSDAY...West gales to 35 knots diminishing to 30 knots. Snow
showers likely. Waves 8 to 12 feet. Waves occasionally around
15 feet.

The water temperature off Rochester is 48 degrees.

$$

LOZ044-231600-
Sodus Bay to Mexico Bay along Lake Ontario-
403 AM EST Sun Nov 23 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EST THIS AFTERNOON
THROUGH MONDAY MORNING...

.TODAY...South winds 10 to 15 knots becoming west and increasing
to 30 knots this afternoon. A chance of rain showers early, then
rain showers from late morning on. Waves 2 feet or less building
to 6 to 9 feet. Waves occasionally around 11 feet.
.TONIGHT...West winds 15 to 25 knots becoming northwest. Rain
showers likely in the evening. Waves 6 to 10 feet subsiding to
4 to 7 feet. Waves occasionally around 13 feet.
.MONDAY...Northwest winds 5 to 15 knots becoming southwest.
Mostly sunny. Waves 3 to 5 feet subsiding to 1 to 2 feet. Waves
occasionally around 6 feet.
.MONDAY NIGHT...South winds 5 to 15 knots. Mostly cloudy. Waves
1 foot or less.
.TUESDAY...South winds 5 to 15 knots. Showers. Waves 2 feet or
less.
.WEDNESDAY...South winds 10 to 15 knots becoming west and
increasing to 30 knots. Rain showers during the day, then rain
showers with snow showers likely Wednesday night. Waves 2 feet or
less building to 10 to 14 feet. Waves occasionally around
18 feet.
.THURSDAY...West gales to 35 knots diminishing to 30 knots. Rain
and snow showers likely during the day, then snow showers likely
Thursday night. Waves 10 to 15 feet. Waves occasionally around
19 feet.

$$

LOZ045-231600-
Mexico Bay to the Saint Lawrence River along Lake Ontario-
403 AM EST Sun Nov 23 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 PM EST THIS AFTERNOON
THROUGH MONDAY MORNING...

.TODAY...South winds 15 to 25 knots becoming west. Rain showers
with snow showers likely this morning, then rain showers this
afternoon. Waves 1 to 3 feet building to 4 to 7 feet. Waves
occasionally around 9 feet.
.TONIGHT...West winds 15 to 25 knots becoming northwest. Rain
showers likely in the evening. Waves 5 to 9 feet subsiding to
3 to 6 feet. Waves occasionally around 11 feet.
.MONDAY...Northwest winds 5 to 15 knots becoming southwest.
Mostly sunny. Waves 3 to 5 feet subsiding to 1 to 3 feet. Waves
occasionally around 6 feet.
.MONDAY NIGHT...South winds 5 to 15 knots. Mostly cloudy. Waves
2 feet or less.
.TUESDAY...South winds 10 to 15 knots. Rain showers. Waves 2 feet
or less.
.WEDNESDAY...South winds 10 to 15 knots becoming west and
increasing to 35 knot gales. Rain showers during the day, then
rain showers with snow showers likely Wednesday night. Waves 1 to
3 feet building to 10 to 14 feet. Waves occasionally around
18 feet.
.THURSDAY...West gales to 35 knots diminishing to 30 knots. Rain
and snow showers likely during the day, then snow showers likely
Thursday night. Waves 10 to 14 feet. Waves occasionally around
18 feet.

$$