TidePlanet

Waves in Castropol

Hourly wave forecast for 7 days · updated today, Thursday, October 29, at 3:56 am (CET)
Now · significant height 6.1 ft
Sea state
Moderate · Douglas 4
Period
10.2 s · NNW
Swell
5.4 ft · 10 s
Highest expected
12 ft

Today the sea at Castropol is moderate: 6.1 ft waves with a period of 10.2 s from the north-northwest. The swell, 5.4 ft at 10 s, comes from the northwest.

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 common3.1 ft
  • Significant6.1 ft
  • Highest expected12 ft

One wave in seven is higher than the significant height, and about 3 times a day one reaches 12 ft. Before heading out, expect waves of up to 12 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 7.6 ft Moderate NNW 11 s 7.0 ft NW 9 mph SE
Fri 30 3.5 ft Slight NW 12 s 3.4 ft NW 8 mph SE
Sat 31 4.4 ft Moderate NW 12 s 4.0 ft NW 6 mph NE
Sun 1 5.1 ft Moderate NNW 11 s 4.4 ft NW 7 mph ENE
Mon 2 7.0 ft Moderate NNE 9 s 4.1 ft NNW 13 mph ENE
Tue 3 6.6 ft Moderate NE 7 s 5.2 ft NE 16 mph ENE
Wed 4 6.0 ft Moderate NE 8 s 4.8 ft NNE 12 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 7.6 ft6.4 ft5.8 ft5.6 ft5.4 ft5.0 ft4.2 ft3.5 ft
Period 10.5 s10.3 s10.2 s10.0 s9.8 s9.5 s9.4 s9.5 s
Direction NNWNNWNNWNNWNWNNWNNWNNW
Swell 7.0 ft · 10 s5.8 ft · 10 s5.2 ft · 10 s5.1 ft · 9 s5.1 ft · 9 s4.8 ft · 8 s4.0 ft · 8 s3.2 ft · 8 s
Wind (mph) 3 SSW4 SSE3 S3 WSW2 E8 NE4 N2 WSW

Previous days

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

DayMax wavePeriodSwell
Wed 28 10 ft NW13 s9.8 ft NW
Tue 27 6.9 ft NW11 s6.9 ft NW
Mon 26 10 ft NW12 s9.8 ft NW
Sun 25 10 ft NW12 s9.5 ft NW
Sat 24 13 ft NW12 s12 ft NW
Fri 23 16 ft NW14 s16 ft NW
Thu 22 9.8 ft NW12 s9.5 ft NW
Show all 14 days
DayMax wavePeriodSwell
Wed 21 12 ft NW12 s12 ft NW
Tue 20 4.9 ft NW13 s4.6 ft NW
Mon 19 5.6 ft NNE10 s4.3 ft NNE
Sun 18 8.5 ft NE8 s4.6 ft NNE
Sat 17 9.2 ft N10 s6.2 ft NW
Fri 16 7.2 ft NW13 s6.6 ft NW
Thu 15 5.9 ft NW13 s5.9 ft NW

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 CastropolQuestions

How are the waves today in Castropol?

Moderate (6.1 ft with a period of 10.2 s from the north-northwest). The highest wave to expect is around 12 ft.

Which day will have the biggest waves this week?

Thursday 29, with waves up to 7.6 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 12 ft.

More about Castropol today

Waves near Castropol

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 12 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 3:56 am (local time).

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