TidePlanet

Waves in Plougonvelin

Hourly wave forecast for 7 days · updated today, Thursday, October 29, at 12:40 am (CET)
Now · significant height 6.7 ft
Sea state
Moderate · Douglas 4
Period
10.7 s · W
Swell
6.6 ft · 9 s
Highest expected
13 ft

Today the sea at Plougonvelin is moderate: 6.7 ft waves with a period of 10.7 s from the west. The swell, 6.6 ft at 9 s, comes from the west.

Wave height, next 7 days

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 common3.3 ft
  • Significant6.7 ft
  • Highest expected13 ft

One wave in seven is higher than the significant height, and about 3 times a day one reaches 13 ft. Before heading out, expect waves of up to 13 ft.

The Douglas sea state scale

DegreeNameWave 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 6.8 ft Moderate W 11 s 6.7 ft W 11 mph ESE
Fri 30 5.0 ft Moderate W 12 s 4.9 ft W 9 mph E
Sat 31 5.4 ft Moderate W 12 s 5.3 ft W 10 mph ENE
Sun 1 4.8 ft Moderate WNW 11 s 4.7 ft W 12 mph NE
Mon 2 3.7 ft Slight NW 11 s 3.3 ft WNW 15 mph ENE
Tue 3 2.7 ft Slight NNE 8 s 1.8 ft WNW 17 mph ENE
Wed 4 4.2 ft Moderate NW 12 s 3.3 ft WNW 15 mph ENE

Today, every 3 hours

Time 12:00 am3:00 am6:00 am9:00 am12:00 pm3:00 pm6:00 pm9:00 pm
Waves 6.8 ft6.2 ft5.7 ft5.3 ft4.9 ft4.5 ft4.1 ft3.7 ft
Period 10.8 s10.5 s10.2 s9.9 s9.5 s9.1 s8.9 s8.9 s
Direction WWWWWWWSWWSW
Swell 6.7 ft · 9 s6.2 ft · 9 s5.7 ft · 9 s5.2 ft · 8 s4.7 ft · 8 s4.1 ft · 8 s3.7 ft · 8 s3.5 ft · 8 s
Wind (mph) 6 ESE7 E8 E9 E10 ESE11 SE8 ESE6 ENE

Previous days

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

DayMax wavePeriodSwell
Wed 28 12 ft W12 s12 ft W
Tue 27 12 ft WSW11 s12 ft WSW
Mon 26 10 ft WSW11 s10 ft W
Sun 25 15 ft W11 s12 ft W
Sat 24 14 ft W10 s9.8 ft WNW
Fri 23 27 ft W14 s11 ft W
Thu 22 20 ft WSW10 s9.5 ft WNW
Show all 14 days
DayMax wavePeriodSwell
Wed 21 14 ft W10 s10 ft W
Tue 20 5.9 ft W14 s4.9 ft WNW
Mon 19 3.3 ft NW14 s3.3 ft WNW
Sun 18 3.9 ft NW10 s3.6 ft WNW
Sat 17 6.2 ft WNW10 s5.6 ft WNW
Fri 16 8.5 ft WNW12 s8.2 ft W
Thu 15 8.9 ft W12 s8.9 ft W

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 PlougonvelinQuestions

How are the waves today in Plougonvelin?

Moderate (6.7 ft with a period of 10.7 s from the west). The highest wave to expect is around 13 ft.

Which day will have the biggest waves this week?

Thursday 29, with waves up to 6.8 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 13 ft.

More about Plougonvelin today

Waves near Plougonvelin

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 3.4 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 12:40 am (local time).

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