TidePlanet

Waves in Hellvik

Hourly wave forecast for 7 days · updated today, Thursday, October 29, at 12:23 am (CET)
Now · significant height 6.4 ft
Sea state
Moderate · Douglas 4
Period
7.6 s · WSW
Swell
5.2 ft · 6 s
Highest expected
13 ft

Today the sea at Hellvik is moderate: 6.4 ft waves with a period of 7.6 s from the west-southwest. The swell, 5.2 ft at 6 s, comes from the southwest.

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 common3.2 ft
  • Significant6.4 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 6.4 ft Moderate W 8 s 5.2 ft W 10 mph WNW
Fri 30 3.7 ft Slight WNW 8 s 3.1 ft WNW 5 mph N
Sat 31 2.8 ft Slight W 7 s 2.5 ft W 6 mph E
Sun 1 4.0 ft Slight WNW 7 s 2.6 ft W 20 mph NNW
Mon 2 3.9 ft Slight NW 6 s 2.8 ft WNW 18 mph N
Tue 3 3.5 ft Slight NW 6 s 2.7 ft WNW 11 mph NNW
Wed 4 2.9 ft Slight NW 6 s 1.6 ft WNW 13 mph NNW

Today, every 3 hours

Time 12:00 am3:00 am6:00 am9:00 am12:00 pm3:00 pm6:00 pm9:00 pm
Waves 6.4 ft6.0 ft5.6 ft5.4 ft5.1 ft4.8 ft4.5 ft4.1 ft
Period 7.7 s7.7 s7.8 s7.8 s7.9 s7.9 s7.8 s7.7 s
Direction WSWWSWWWWWWW
Swell 5.2 ft · 6 s4.9 ft · 5 s4.5 ft · 6 s4.2 ft · 6 s3.8 ft · 7 s3.5 ft · 7 s3.4 ft · 7 s3.1 ft · 7 s
Wind (mph) 6 WNW5 WNW7 WSW7 W9 W10 WNW3 NNW3 ENE

Previous days

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

DayMax wavePeriodSwell
Wed 28 11 ft WSW8 s9.2 ft WSW
Tue 27 11 ft SSW9 s9.8 ft SW
Mon 26 20 ft W12 s17 ft W
Sun 25 21 ft SSW12 s18 ft SW
Sat 24 9.2 ft S8 s5.2 ft S
Fri 23 10 ft WSW9 s9.5 ft WSW
Thu 22 10 ft S9 s9.8 ft SSW
Show all 14 days
DayMax wavePeriodSwell
Wed 21 6.6 ft SE8 s4.6 ft SW
Tue 20 6.6 ft SSE8 s3.9 ft SSW
Mon 19 3.9 ft WSW8 s2.6 ft WNW
Sun 18 3.3 ft NW9 s3.0 ft NW
Sat 17 5.6 ft NW8 s3.6 ft NW
Fri 16 7.9 ft WSW9 s6.9 ft WSW
Thu 15 9.5 ft SW9 s8.2 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 HellvikQuestions

How are the waves today in Hellvik?

Moderate (6.4 ft with a period of 7.6 s from the west-southwest). The highest wave to expect is around 13 ft.

Which day will have the biggest waves this week?

Thursday 29, with waves up to 6.4 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 Hellvik today

Waves near Hellvik

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 1.4 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 12:23 am (local time).

Spotted a mistake? Tell us · Where the weather and sea data come from

Settings

How numbers and colors show across the site.

Height and distance Tides, waves and distances
Temperature Air and water
Wind Speed and gusts
Time Tides, sun and moon
Pressure Air pressure
Theme Automatic: same as your system

Saved only in this browser.