546
FZUS51 KBUF 111404
NSHBUF

Nearshore Marine Forecast
National Weather Service Buffalo NY
1003 AM EDT Mon Aug 11 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.

LEZ020-112100-
Upper Niagara River and Buffalo Harbor-
1003 AM EDT Mon Aug 11 2025

.THIS AFTERNOON...Southwest winds 5 to 10 knots. Sunny.
.TONIGHT...Southwest winds 10 knots or less becoming south.
Mainly clear.
.TUESDAY...South winds 5 to 10 knots becoming southwest. Mostly
sunny.
.TUESDAY NIGHT...Southwest winds 5 to 10 knots. Showers likely
with a chance of thunderstorms overnight.
.WEDNESDAY...Southwest winds 10 knots or less becoming north.
Showers likely with a chance of thunderstorms during the day,
then a chance of showers Wednesday night.
.THURSDAY...Northwest winds less than 10 knots. Mainly clear.
.FRIDAY...Light and variable winds. Mainly clear.

Winds and waves higher in and near thunderstorms.

The water temperature off Buffalo is 77 degrees.

$$

LOZ030-112100-
Lower Niagara River-
1003 AM EDT Mon Aug 11 2025

.THIS AFTERNOON...Southwest winds 5 to 10 knots. Sunny.
.TONIGHT...Southwest winds 10 knots or less becoming south.
Mainly clear.
.TUESDAY...South winds 5 to 10 knots becoming southwest. A chance
of showers in the afternoon.
.TUESDAY NIGHT...Southwest winds 5 to 10 knots. A chance of
showers and thunderstorms in the evening, then showers likely
with a chance of thunderstorms overnight.
.WEDNESDAY...Southwest winds 10 knots or less becoming northwest.
Showers likely with a chance of thunderstorms during the day,
then a chance of showers Wednesday night.
.THURSDAY...North winds 10 knots or less becoming east. Mainly
clear.
.FRIDAY...East winds less than 10 knots becoming south. Mainly
clear.

Winds and waves higher in and near thunderstorms.

$$

LEZ041-112100-
Dunkirk to Buffalo along Lake Erie-
1003 AM EDT Mon Aug 11 2025

.THIS AFTERNOON...Southwest winds 5 to 10 knots becoming west.
Sunny. Waves 1 foot or less.
.TONIGHT...Southwest winds 10 knots or less becoming south.
Mainly clear. Waves 1 foot or less.
.TUESDAY...South winds 5 to 10 knots becoming southwest. Mostly
sunny. Waves 1 foot or less.
.TUESDAY NIGHT...Southwest winds 10 knots or less. Showers likely
with a chance of thunderstorms overnight. Waves 1 foot or less.
.WEDNESDAY...Southwest winds 5 to 10 knots becoming north.
Showers likely with a chance of thunderstorms during the day,
then a chance of showers Wednesday night. Waves 2 feet or less.
.THURSDAY...North winds less than 10 knots becoming east. Mainly
clear. Waves 1 foot or less.
.FRIDAY...Southeast winds less than 10 knots becoming south.
Mainly clear. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

LEZ040-112100-
Ripley to Dunkirk along Lake Erie-
1003 AM EDT Mon Aug 11 2025

.THIS AFTERNOON...Southwest winds 10 knots or less becoming north.
Sunny. Waves 1 foot or less.
.TONIGHT...East winds 10 knots or less becoming south. Mainly
clear. Waves 1 foot or less.
.TUESDAY...South winds 5 to 10 knots becoming southwest. Mostly
sunny. Waves 1 foot or less.
.TUESDAY NIGHT...Southwest winds 10 knots or less. A chance of
showers and thunderstorms in the evening, then showers likely
with a chance of thunderstorms overnight. Waves 1 foot or less.
.WEDNESDAY...Southwest winds 5 to 10 knots becoming north.
Showers likely with a chance of thunderstorms during the day,
then a chance of showers Wednesday night. Waves 1 to 2 feet.
.THURSDAY...North winds 10 knots or less becoming east. Mainly
clear. Waves 1 foot or less.
.FRIDAY...East winds less than 10 knots becoming south. Mainly
clear. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ042-112100-
Niagara River to Hamlin Beach along Lake Ontario-
1003 AM EDT Mon Aug 11 2025

.THIS AFTERNOON...South winds 10 knots or less becoming east.
Sunny. Waves 1 foot or less.
.TONIGHT...East winds 10 knots or less becoming southwest. Mainly
clear. Waves 1 foot or less.
.TUESDAY...Southwest winds 5 to 10 knots. A chance of showers in
the afternoon. Waves 1 foot or less.
.TUESDAY NIGHT...Southwest winds 5 to 10 knots. A chance of
showers in the evening, then showers likely with a chance of
thunderstorms overnight. Waves 1 foot or less.
.WEDNESDAY...Southwest winds 5 to 10 knots becoming northwest.
Showers likely with a chance of thunderstorms during the day,
then a chance of showers Wednesday night. Waves 1 foot or less.
.THURSDAY...Northwest winds 5 to 10 knots becoming northeast.
Mainly clear. Waves 1 foot or less.
.FRIDAY...East winds 5 to 10 knots becoming south. Mainly clear.
Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

LOZ043-044-112100-
Hamlin Beach to Mexico Bay along Lake Ontario
including Irondequoit Bay-
1003 AM EDT Mon Aug 11 2025

.THIS AFTERNOON...Southeast winds 5 to 10 knots becoming
northeast. Sunny. Waves 1 foot or less.
.TONIGHT...East winds 5 to 10 knots becoming south. Mainly clear.
Waves 1 foot or less.
.TUESDAY...South winds 10 knots or less. Sunny. Waves 1 foot or
less.
.TUESDAY NIGHT...South winds 10 knots or less becoming southwest.
A chance of showers and thunderstorms overnight. Waves 1 foot or
less.
.WEDNESDAY...Southwest winds 5 to 10 knots becoming northwest.
Showers likely with a chance of thunderstorms during the day,
then a chance of showers Wednesday night. Waves 2 feet or less.
.THURSDAY...Northwest winds 5 to 10 knots becoming east. Mainly
clear. Waves 1 to 2 feet.
.FRIDAY...East winds 10 knots or less becoming south. Mainly
clear. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

The water temperature off Rochester is 65 degrees.

$$

LOZ045-112100-
Mexico Bay to the Saint Lawrence River along Lake Ontario-
1003 AM EDT Mon Aug 11 2025

.THIS AFTERNOON...South winds 5 to 15 knots becoming west. Sunny.
Waves 2 feet or less.
.TONIGHT...Southeast winds 10 knots or less becoming south.
Mainly clear. Waves 1 foot or less.
.TUESDAY...South winds 5 to 10 knots becoming southwest. Sunny.
Waves 1 foot or less.
.TUESDAY NIGHT...South winds 10 knots or less becoming southwest.
A chance of showers and thunderstorms overnight. Waves 1 foot or
less.
.WEDNESDAY...Southwest winds 5 to 10 knots becoming northwest.
Showers likely with a chance of thunderstorms during the day,
then a chance of showers Wednesday night. Waves 2 feet or less.
.THURSDAY...North winds 5 to 10 knots becoming northeast. Mainly
clear. Waves 1 foot or less.
.FRIDAY...Northeast winds 10 knots or less becoming south. Mainly
clear. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$