Marine Forecast
Illustrated map of Beaver Kill and Willowemoc

Marine forecast

Ripley to Dunkirk, NY

current wind
13 kt SW
Gusts
15 kt
Seas
3.3 ft
Period
4 sec
Air
72°F

Observed Tue 3:00 PM | LEZ040

Gusts now
15 kt
Seas now
3.3 ft · 4 sec
Air
72°F
72-hr peak
27 kt
Peak seas
7 ft

In brief

At 3:00 pm EDT on Oct 13, 2026, NDBC station BARN6 (Barcelona Harbor, NY, 2 miles away) measured wind from the SW at 13 kt, gusting to 15 kt; buoy 45142 measured seas of 3.3 ft. The NWS forecast for Ripley to Dunkirk, NY issued at 12:18 pm EDT on Oct 13, 2026 reads, for this afternoon: “Southwest winds 15 to 25 knots. Sunny.” A Small Craft Advisory is in effect until Wed 2:00 AM.

Source: National Weather Service Buffalo NY forecast; NDBC observations

Wind forecast · ktPeak 27 kt

05101520253035Wed 14Thu 15Fri 1605101520253035Wed 14Thu 15Fri 16
Sustained GustOct 13-16 | EDT

Seas forecast · ftPeak 7 ft

01234567Wed 14Thu 15Fri 1601234567Wed 14Thu 15Fri 16
Oct 13-16 | EDT

Marine advisory

Small Craft Advisory in effect for Ripley to Dunkirk until Wed 2:00 AM.

Full text of this small craft advisory

* WHAT...Southwest winds 15 to 25 knots and waves 3 to 6 feet expected. * WHERE...The nearshore waters of Lake Erie from Ripley to Buffalo. * WHEN...Until 2 AM EDT Wednesday. * IMPACTS...Winds and/or waves will cause hazardous conditions that could capsize or damage small craft.

NWS marine forecast

PeriodForecast
This AfternoonSouthwest winds 15 to 25 knots. Sunny. Waves 1 to 3 feet building to 3 to 5 feet.
TonightSouthwest winds 15 to 20 knots becoming west 10 to 15 knots. Mainly clear in the evening, then becoming partly cloudy. Waves 3 to 6 feet subsiding to 1 to 3 feet. Waves occasionally around 7 feet.
WednesdayWest winds 5 to 10 knots becoming northwest. A chance of showers in the morning. Waves 2 feet or less.
Wednesday NightNorthwest winds 5 to 15 knots becoming northeast. Mostly cloudy. Waves 2 feet or less.
ThursdayEast winds 5 to 15 knots becoming south. Showers Thursday night. Waves 2 feet or less.
FridayWest winds 15 to 25 knots becoming northwest to 30 knots. Showers. Waves 3 to 5 feet building to 6 to 10 feet. Waves occasionally around 13 feet.
SaturdayNorthwest winds 15 to 25 knots becoming southwest. Becoming mainly clear. Waves 3 to 6 feet subsiding to 2 to 4 feet. Waves occasionally around 7 feet.

Issued Tue 12:18 PM by Buffalo NY (product NSHBUF).

TimeWindGustSeasWater
Tue 3:00 PM 13 kt SW 15 kt — —
Tue 2:50 PM 12 kt SSW 17 kt — —
Tue 1:50 PM 15 kt WSW 20 kt — —
Tue 12:50 PM 17 kt SW 20 kt — —
Tue 11:50 AM 10 kt SSW 18 kt — —
Tue 10:50 AM 12 kt S 20 kt — —
Tue 9:50 AM 11 kt S 16 kt — —
Tue 8:50 AM 11 kt SSE 18 kt — —
Tue 7:50 AM 11 kt SSE 16 kt — —
Tue 6:50 AM 10 kt SSE 13 kt — —
Tue 5:50 AM 14 kt SW 22 kt — —
Tue 4:50 AM 13 kt S 18 kt — —

Observed Tue 3:00 PM at NDBC buoy BARN6 (Barcelona Harbor, NY), 2.5 miles away. Seas from buoy 45142 (Port Colborne), 29.0 miles away, at Tue 3:00 PM.

What is the marine forecast for Ripley to Dunkirk today?

This Afternoon: Southwest winds 15 to 25 knots. Sunny. Waves 1 to 3 feet building to 3 to 5 feet.

Is there a small craft advisory for Ripley to Dunkirk?

Yes — small craft advisory in effect until Wed 2:00 AM.

How high are the waves at Ripley to Dunkirk right now?

Seas are running 3.3 ft at a 4-second period, measured at NDBC buoy BARN6 Tue 3:00 PM, 2.5 miles from this zone. The forecast peaks at 7.0 ft Fri 3 PM.

What do the wind speeds in knots mean?

One knot is 1.15 mph. The National Weather Service issues a small craft advisory for sustained winds of roughly 22–33 knots or hazardous seas, a gale warning at 34–47 knots, and a storm warning at 48 knots and above. Exact advisory thresholds vary by forecast office and by water body — a bay reaches dangerous chop at a lower wind speed than open ocean.

Where does this forecast come from?

The forecast text is the National Weather Service's own marine bulletin for zone LEZ040, issued by Buffalo NY, reproduced in full. The wind and seas charts are drawn from the NWS gridded forecast for a point inside the zone. Observations come from the nearest reporting NDBC buoy. We are not affiliated with NOAA or the National Weather Service.

Forecast: NOAA/NWS product NSHBUF, issued Tue 12:18 PM. Observations: NOAA National Data Buoy Center station BARN6, read Tue 3:00 PM. Retrieved Oct 13, 3:42 PM. Conditions offshore change faster than any page can be rebuilt, so check the current NWS bulletin and your own instruments before going out.