784
FZUS51 KBUF 171402
NSHBUF

Nearshore Marine Forecast
National Weather Service Buffalo NY
1002 AM EDT Sat May 17 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.

LEZ020-172100-
Upper Niagara River and Buffalo Harbor-
1002 AM EDT Sat May 17 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON
THROUGH THIS EVENING...

.REST OF TODAY...Southwest winds 10 to 15 knots increasing to
15 to 20 knots. A chance of showers, then showers likely with a
chance of thunderstorms late.
.TONIGHT...Southwest winds 15 to 20 knots becoming west 10 to
15 knots. A chance of showers.
.SUNDAY...West winds 10 to 15 knots. A chance of showers.
.SUNDAY NIGHT...Northwest winds 5 to 10 knots. Mostly cloudy in
the evening, then becoming partly cloudy.
.MONDAY...Northwest winds 5 to 10 knots becoming north. Mainly
clear.
.TUESDAY...North winds 5 to 10 knots becoming east. Mainly clear,
then becoming mostly cloudy.
.WEDNESDAY...Northeast winds 5 to 10 knots becoming east. Showers
likely.

Winds and waves higher in and near thunderstorms.

The water temperature off Buffalo is 55 degrees.

$$

LOZ030-172100-
Lower Niagara River-
1002 AM EDT Sat May 17 2025

.REST OF TODAY...Southwest winds 10 to 15 knots becoming west. A
chance of showers, then showers likely with a chance of
thunderstorms late.
.TONIGHT...West winds 10 to 15 knots. A chance of showers and
thunderstorms in the evening, then a chance of showers overnight.
.SUNDAY...West winds 10 to 15 knots becoming northwest. A chance
of showers.
.SUNDAY NIGHT...Northwest winds 5 to 10 knots. Partly to mostly
cloudy.
.MONDAY...Northwest winds 5 to 10 knots becoming north. Mainly
clear.
.TUESDAY...North winds 5 to 10 knots becoming northeast. Mainly
clear, then becoming mostly cloudy.
.WEDNESDAY...Northeast winds 10 to 15 knots. Showers likely.

Winds and waves higher in and near thunderstorms.

$$

LEZ040-041-172100-
Buffalo to Ripley along Lake Erie-
1002 AM EDT Sat May 17 2025

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

.REST OF TODAY...Southwest winds 10 to 15 knots increasing to
15 to 20 knots. A chance of showers late this morning, then
showers likely with a chance of thunderstorms early this
afternoon. Waves 2 to 4 feet building to 4 to 7 feet. Waves
occasionally around 9 feet.
.TONIGHT...Southwest winds 15 to 20 knots becoming west. Mostly
cloudy. Waves 3 to 6 feet. Waves occasionally around 7 feet.
.SUNDAY...West winds 15 to 20 knots. A chance of showers. Waves
3 to 6 feet. Waves occasionally around 7 feet.
.SUNDAY NIGHT...West winds 15 to 20 knots becoming northwest 5 to
15 knots. Mostly cloudy in the evening, then becoming partly
cloudy. Waves 3 to 5 feet subsiding to 2 feet or less. Waves
occasionally around 6 feet.
.MONDAY...Northwest winds 5 to 10 knots becoming north. Becoming
mainly clear. Waves 1 foot or less.
.TUESDAY...Northeast winds 5 to 10 knots becoming east. A chance
of rain showers Tuesday night. Waves 2 feet or less.
.WEDNESDAY...East winds 5 to 15 knots becoming northeast. Showers
likely. Waves 2 feet or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ042-172100-
Niagara River to Hamlin Beach along Lake Ontario-
1002 AM EDT Sat May 17 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON
THROUGH SUNDAY EVENING...

.REST OF TODAY...Southwest winds 10 to 15 knots becoming west
15 to 20 knots. Showers likely with a chance of thunderstorms
this afternoon. Waves 1 to 3 feet building to 3 to 5 feet. Waves
occasionally around 6 feet.
.TONIGHT...West winds 15 to 20 knots. Showers likely with a
chance of thunderstorms in the evening, then a chance of showers
overnight. Waves 3 to 6 feet. Waves occasionally around 7 feet.
.SUNDAY...West winds 15 to 20 knots. A chance of showers in the
morning. Waves 3 to 5 feet. Waves occasionally around 6 feet.
.SUNDAY NIGHT...West winds 15 to 20 knots becoming northwest
10 to 15 knots. Partly to mostly cloudy. Waves 3 to 5 feet
subsiding to 2 to 4 feet. Waves occasionally around 6 feet.
.MONDAY...Northwest winds 10 to 15 knots becoming north. Mainly
clear. Waves 1 to 3 feet.
.TUESDAY...North winds 5 to 15 knots becoming northeast. Mainly
clear, then becoming mostly cloudy. Waves 2 feet or less.
.WEDNESDAY...Northeast winds 10 to 15 knots becoming east.
Showers likely. Waves 1 to 3 feet building to 2 to 4 feet.

Winds and waves higher in and near thunderstorms.

$$

LOZ043-172100-
Hamlin Beach to Sodus Bay along Lake Ontario
including Irondequoit Bay-
1002 AM EDT Sat May 17 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON
THROUGH LATE SUNDAY NIGHT...

.REST OF TODAY...Southwest winds 5 to 10 knots becoming west and
increasing to 15 to 20 knots. A chance of showers late this
morning, then showers with thunderstorms likely early this
afternoon. Showers with a chance of thunderstorms late. Some
thunderstorms may produce gusty winds early this afternoon. Waves
2 feet or less building to 2 to 4 feet.
.TONIGHT...West winds 15 to 20 knots. A chance of showers and
thunderstorms in the evening, then a chance of showers overnight.
Waves 3 to 5 feet subsiding to 2 to 4 feet. Waves occasionally
around 6 feet.
.SUNDAY...West winds 15 to 20 knots. A chance of showers. Waves
3 to 6 feet. Waves occasionally around 7 feet.
.SUNDAY NIGHT...West winds 15 to 20 knots becoming northwest
10 to 15 knots. A chance of showers in the evening. Waves 3 to
6 feet subsiding to 2 to 4 feet. Waves occasionally around
7 feet.
.MONDAY...Northwest winds 10 to 15 knots becoming north. Becoming
mainly clear. Waves 1 to 3 feet.
.TUESDAY...North winds 5 to 10 knots becoming northeast. Mainly
clear, then becoming mostly cloudy. Waves 2 feet or less.
.WEDNESDAY...Northeast winds 10 to 15 knots becoming east.
Showers likely. Waves 1 to 3 feet.

Winds and waves higher in and near thunderstorms.

The water temperature off Rochester is 43 degrees.

$$

LOZ044-172100-
Sodus Bay to Mexico Bay along Lake Ontario-
1002 AM EDT Sat May 17 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM EDT THIS AFTERNOON
THROUGH LATE SUNDAY NIGHT...

.REST OF TODAY...South winds 5 to 10 knots becoming west and
increasing to 15 to 20 knots. A chance of showers late this
morning, then showers with thunderstorms likely this afternoon.
Some thunderstorms may produce gusty winds this afternoon. Waves
1 foot or less building to 1 to 3 feet.
.TONIGHT...West winds 15 to 20 knots becoming southwest. Showers
likely with a chance of thunderstorms in the evening, then a
chance of showers overnight. Waves 3 to 6 feet. Waves
occasionally around 7 feet.
.SUNDAY...West winds 15 to 20 knots. Showers likely. Waves 3 to
6 feet building to 4 to 7 feet. Waves occasionally around 9 feet.
.SUNDAY NIGHT...West winds 15 to 20 knots becoming northwest. A
chance of showers in the evening. Waves 3 to 6 feet. Waves
occasionally around 7 feet.
.MONDAY...Northwest winds 15 to 20 knots becoming north 10 to
15 knots. Partly cloudy. Waves 2 to 4 feet.
.TUESDAY...North winds 5 to 15 knots becoming northeast. Partly
cloudy, then becoming mostly cloudy. Waves 2 feet or less.
.WEDNESDAY...Northeast winds 5 to 15 knots becoming east. Showers
likely. Waves 2 feet or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ045-172100-
Mexico Bay to the Saint Lawrence River along Lake Ontario-
1002 AM EDT Sat May 17 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM EDT THIS EVENING
THROUGH SUNDAY EVENING...

.REST OF TODAY...South winds 5 to 10 knots becoming southwest and
increasing to 15 to 20 knots. A chance of showers late this
morning, then showers with a chance of thunderstorms early this
afternoon. Showers with thunderstorms likely late. Some
thunderstorms may produce gusty winds late. Waves 1 to 3 feet.
.TONIGHT...Southwest winds 15 to 20 knots. Showers likely with a
chance of thunderstorms in the evening, then showers likely
overnight. Waves 3 to 5 feet building to 4 to 7 feet, then
subsiding to 3 to 6 feet. Waves occasionally around 9 feet.
.SUNDAY...Southwest winds 15 to 20 knots becoming west. Showers
likely. Waves 3 to 6 feet. Waves occasionally around 7 feet.
.SUNDAY NIGHT...Northwest winds 15 to 20 knots. A chance of
showers in the evening. Waves 3 to 6 feet subsiding to 2 to
4 feet. Waves occasionally around 7 feet.
.MONDAY...Northwest winds 15 to 20 knots becoming north 10 to
15 knots. Partly cloudy. Waves 2 to 4 feet subsiding to 1 to
3 feet.
.TUESDAY...North winds 5 to 15 knots becoming northeast. Partly
to mostly cloudy. Waves 2 feet or less.
.WEDNESDAY...Northeast winds 5 to 15 knots becoming east. A
chance of showers during the day, then showers likely Wednesday
night. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$