617
FZUS51 KBUF 030823
NSHBUF

Nearshore Marine Forecast
National Weather Service Buffalo NY
423 AM EDT Thu Apr 3 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.

LEZ020-031515-
Upper Niagara River and Buffalo Harbor-
423 AM EDT Thu Apr 3 2025

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

.TODAY...South winds 15 to 25 knots becoming southwest. Showers
likely with a chance of thunderstorms early.
.TONIGHT...West winds 15 to 20 knots becoming northwest and
diminishing to 10 knots or less overnight. Mostly cloudy.
.FRIDAY...Northwest winds 10 knots or less becoming north. Partly
sunny.
.FRIDAY NIGHT...Northeast winds 5 to 10 knots becoming east.
Showers.
.SATURDAY...Southeast winds 5 to 10 knots becoming northwest.
Showers with a chance of thunderstorms.
.SUNDAY...Northwest winds 5 to 10 knots. Rain showers.
.MONDAY...West winds 5 to 10 knots. A chance of rain and snow
showers.

Winds and waves higher in and near thunderstorms.

The water temperature off Buffalo is 33 degrees.

$$

LOZ030-031515-
Lower Niagara River-
423 AM EDT Thu Apr 3 2025

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

.TODAY...Southwest winds 15 to 20 knots. A chance of showers and
thunderstorms early.
.TONIGHT...West winds 15 to 20 knots becoming northwest and
diminishing to 10 knots or less overnight. Mostly cloudy.
.FRIDAY...Northwest winds 5 to 10 knots becoming northeast.
Partly sunny.
.FRIDAY NIGHT...Northeast winds 10 knots or less becoming east.
Showers.
.SATURDAY...East winds 10 to 15 knots becoming northwest.
Showers.
.SUNDAY...Northwest winds 5 to 10 knots. Rain showers likely.
.MONDAY...West winds 10 to 15 knots. A chance of snow showers.

Winds and waves higher in and near thunderstorms.

$$

LEZ040-041-031515-
Buffalo to Ripley along Lake Erie-
423 AM EDT Thu Apr 3 2025

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

.TODAY...South winds 20 to 25 knots becoming southwest. Showers
likely with a chance of thunderstorms early, then just showers
likely late this morning. Waves in ice free areas 3 to 6 feet.
Waves in ice free areas occasionally around 7 feet.
.TONIGHT...Southwest winds 15 to 20 knots becoming west and
diminishing to less than 10 knots overnight. A chance of rain
showers overnight. Waves 3 to 6 feet subsiding to 1 to 3 feet.
Waves occasionally around 7 feet.
.FRIDAY...Northwest winds 10 knots or less becoming northeast.
Mostly cloudy in the morning, then becoming partly sunny. Waves
2 feet or less.
.FRIDAY NIGHT...Northeast winds 5 to 10 knots becoming east.
Showers in the evening, then showers with a chance of
thunderstorms overnight. Waves 1 foot or less.
.SATURDAY...Southeast winds 10 to 15 knots becoming northwest.
Rain showers with a chance of thunderstorms. Waves 2 feet or
less.
.SUNDAY...Northwest winds 5 to 10 knots. Rain showers. Waves 2
feet or less.
.MONDAY...West winds 10 to 15 knots becoming northwest 15 to
20 knots. A chance of rain and snow showers. Waves building to 2
to 4 feet.

Winds and waves higher in and near thunderstorms.

Wave heights are for ice free areas.

$$

LOZ042-043-031515-
Niagara River to Sodus Bay along Lake Ontario
including Irondequoit Bay-
423 AM EDT Thu Apr 3 2025

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

.TODAY...South winds 15 to 25 knots becoming west. Showers with a
chance of thunderstorms early. Some thunderstorms may produce
gusty winds. Waves 1 to 3 feet building to 3 to 5 feet. Waves
occasionally around 6 feet.
.TONIGHT...West winds 15 to 20 knots diminishing to 5 to
10 knots. Mostly cloudy. Waves 3 to 5 feet subsiding to 1 to
3 feet. Waves occasionally around 6 feet.
.FRIDAY...Northwest winds 5 to 10 knots. Partly to mostly sunny.
Waves 2 feet or less.
.FRIDAY NIGHT...Northeast winds 10 to 15 knots becoming east 15
to 20 knots. A chance of showers in the evening, then showers
overnight. Waves 1 to 3 feet.
.SATURDAY...East winds 15 to 20 knots. Showers. Waves 2 to 4 feet.
.SUNDAY...Northwest winds 10 to 15 knots. Rain showers. Waves 1
to 3 feet.
.MONDAY...Northwest winds 10 to 15 knots becoming west 15 to
20 knots. A chance of rain showers during the day, then a chance
of snow and rain showers Monday night. Waves building to 3 to 6
feet. Waves occasionally around 7 feet.

Winds and waves higher in and near thunderstorms.

The water temperature off Rochester is 39 degrees.

$$

LOZ044-031515-
Sodus Bay to Mexico Bay along Lake Ontario-
423 AM EDT Thu Apr 3 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.TODAY...South winds 15 to 25 knots becoming southwest. Showers
with a chance of thunderstorms early, then just showers likely
early this afternoon. Some thunderstorms may produce gusty winds.
Waves building to 3 to 4 feet.
.TONIGHT...West winds 15 to 20 knots diminishing to 10 to
15 knots. Mostly cloudy. Waves 3 to 5 feet subsiding to 2 to
4 feet. Waves occasionally around 6 feet.
.FRIDAY...West winds 5 to 10 knots. Partly to mostly sunny. Waves
1 to 3 feet.
.FRIDAY NIGHT...Northwest winds 10 knots or less. A chance of
showers in the evening, then showers likely overnight. Waves 1
foot or less.
.SATURDAY...Southeast winds 15 to 20 knots becoming southwest.
Showers. Waves 1 to 3 feet.
.SUNDAY...West winds 15 to 20 knots. Rain showers. Waves 2 to 4
feet.
.MONDAY...Northwest winds 10 to 15 knots becoming west 15 to
20 knots. A chance of rain and snow showers Monday night. Waves
building to 3 to 6 feet. Waves occasionally around 7 feet.

Winds and waves higher in and near thunderstorms.

$$

LOZ045-031515-
Mexico Bay to the Saint Lawrence River along Lake Ontario-
423 AM EDT Thu Apr 3 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.TODAY...South winds to 30 knots becoming southwest 15 to
25 knots. Showers with a chance of thunderstorms early, then just
showers likely. Some thunderstorms may produce gusty winds. Waves
3 to 5 feet. Waves occasionally around 6 feet.
.TONIGHT...Southwest winds 15 to 20 knots becoming west 10 to
15 knots. Mostly cloudy. Waves 3 to 5 feet subsiding to 2 to
4 feet. Waves occasionally around 6 feet.
.FRIDAY...West winds 5 to 10 knots. Mostly sunny. Waves 1 to
3 feet.
.FRIDAY NIGHT...West winds 10 knots or less becoming east. A
chance of rain showers overnight. Waves 1 foot or less.
.SATURDAY...Southeast winds 15 to 25 knots becoming southwest.
Rain showers. Waves building to 3 to 5 feet. Waves occasionally
around 6 feet.
.SUNDAY...West winds 10 to 15 knots. Rain showers. Waves 1 to 3
feet.
.MONDAY...Northwest winds 10 to 15 knots becoming west 15 to
20 knots. A chance of snow and rain showers Monday night. Waves
building to 3 to 6 feet. Waves occasionally around 7 feet.

Winds and waves higher in and near thunderstorms.

$$

EAJ/RSH