Waves in Fountainstown

Hourly wave forecast for 7 days · updated today, Wednesday, October 28, at 11:26 pm (GMT)

Now · significant height 4.5 ft

Sea state: Moderate · Douglas 4
Period: 6.9 s · SSW
Swell: 3.0 ft · 8 s
Highest expected: 9.2 ft

Today the sea at Fountainstown is moderate: 4.5 ft waves with a period of 6.9 s from the south-southwest. The swell, 3.0 ft at 8 s, comes from the southwest.

Wave height, next 7 days

2.04.06.08.0 ft 7.9 ft Now

Significant height: the average of the highest third of the waves, what an observer would estimate by eye. Swell: waves arriving from far away, longer.

The waves you may find today

Most common2.3 ft
Significant4.5 ft
Highest expected9.2 ft

One wave in seven is higher than the significant height, and about 3 times a day one reaches 9.2 ft. Before heading out, expect waves of up to 9.2 ft.

The Douglas sea state scale

Degree	Name	Wave height
0	Calm (glassy)	0
1	Calm (rippled)	0.0 ft–0.3 ft
2	Smooth	0.3 ft–1.6 ft
3	Slight	1.6 ft–4.1 ft
4	Moderate · today	4.1 ft–8.2 ft
5	Rough	8.2 ft–13.1 ft
6	Very rough	13.1 ft–19.7 ft

Waves day by day

Day	Max wave	Sea state	Direction	Max period	Swell	Max wind
Today	7.9 ft	Moderate	SW	8 s	5.8 ft SW	17 mph SW
Thu 29	7.0 ft	Moderate	S	7 s	3.1 ft SW	17 mph SSE
Fri 30	7.3 ft	Moderate	S	8 s	4.2 ft SSW	18 mph SSE
Sat 31	4.7 ft	Moderate	SSW	8 s	3.9 ft SSW	7 mph SE
Sun 1	2.6 ft	Slight	SSE	7 s	1.9 ft S	6 mph N
Mon 2	3.1 ft	Slight	ESE	5 s	2.2 ft ESE	10 mph ENE
Tue 3	3.1 ft	Slight	ESE	5 s	2.4 ft ESE	11 mph E

Today, every 3 hours

Time	12:00 am	3:00 am	6:00 am	9:00 am	12:00 pm	3:00 pm	6:00 pm	9:00 pm
Waves	7.7 ft	7.9 ft	7.5 ft	6.6 ft	6.0 ft	5.6 ft	5.1 ft	4.7 ft
Period	8.0 s	7.7 s	7.9 s	8.1 s	8.0 s	7.8 s	7.6 s	7.2 s
Direction	SW	SW	SW	SW	SW	SW	SW	SSW
Swell	4.6 ft · 10 s	3.9 ft · 10 s	4.7 ft · 8 s	5.8 ft · 8 s	5.2 ft · 8 s	4.6 ft · 7 s	4.6 ft · 7 s	3.1 ft · 7 s
Wind (mph)	15 SW	17 WSW	11 SW	10 SW	11 SW	12 SW	6 SSW	8 SSW

Previous days

The waves over the last 14 days. Tap a day to see it hour by hour.

Day	Max wave	Period	Swell
Tue 27	12 ft SW	10 s	8.2 ft SSW
Mon 26	13 ft SSW	9 s	5.2 ft SSW
Sun 25	9.2 ft SW	9 s	6.6 ft SW
Sat 24	10 ft SW	8 s	5.6 ft SSW
Fri 23	9.2 ft SW	10 s	6.6 ft SSW
Thu 22	7.2 ft SSW	8 s	4.9 ft SSW
Wed 21	5.9 ft WSW	7 s	4.3 ft SW

Show all 14 days

Day	Max wave	Period	Swell
Tue 20	6.2 ft SSE	6 s	4.3 ft SSE
Mon 19	4.3 ft E	5 s	2.6 ft E
Sun 18	2.6 ft E	5 s	2.3 ft E
Sat 17	2.3 ft SSW	8 s	2.0 ft SW
Fri 16	4.6 ft SW	9 s	3.3 ft SW
Thu 15	8.2 ft SSW	9 s	5.6 ft SW
Wed 14	8.2 ft SSW	7 s	4.3 ft SW

These are the models at the start of each day (ECMWF and GFS; waves from Météo-France), not readings from a weather station: there can be differences at specific spots.

Questions about the waves in FountainstownQuestions

How are the waves today in Fountainstown?

Moderate (4.5 ft with a period of 6.9 s from the south-southwest). The highest wave to expect is around 9.2 ft.

Which day will have the biggest waves this week?

Wednesday 28, with waves up to 7.9 ft (moderate).

What is the wave period?

The time, in seconds, between two crests. With long periods (over 10 s) waves come from far away, are cleaner and break harder; with short periods they are wind waves, choppier.

What is significant wave height?

The average of the highest third of the waves. One in seven is higher and, a few times a day, one comes in at almost double: today, about 9.2 ft.

More about Fountainstown today

Waves near Fountainstown

Only places with a different forecast: spots a few miles apart share the same model cell and wouldn't add anything.

Learn more

Waves: Open-Meteo with Météo-France (MFWAM, up to 10 days) and ECMWF WAM, CC BY 4.0; wave grid point 5.2 mi away. Near the shore, the seabed and the shape of the coast change the waves.

Forecast from Open-Meteo (CC BY 4.0) with models from ECMWF, NOAA, Météo-France, DWD, Copernicus Marine and CAMS. Updated at 11:26 pm (local time).

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