Waves in Hattervig

Hourly wave forecast for 7 days · updated today, Thursday, October 29, at 3:29 am (WET)

Now · significant height 5.4 ft

Sea state: Moderate · Douglas 4
Period: 8.1 s · W
Swell: 3.6 ft · 8 s
Highest expected: 11 ft

Today the sea at Hattervig is moderate: 5.4 ft waves with a period of 8.1 s from the west. The swell, 3.6 ft at 8 s, comes from the north-northwest.

Wave height, next 7 days

2.04.06.0 ft 6.2 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 common2.7 ft
Significant5.4 ft
Highest expected11 ft

One wave in seven is higher than the significant height, and about 3 times a day one reaches 11 ft. Before heading out, expect waves of up to 11 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	6.2 ft	Moderate	WSW	8 s	4.5 ft NNW	16 mph S
Fri 30	6.0 ft	Moderate	S	7 s	3.8 ft WSW	25 mph SSW
Sat 31	4.7 ft	Moderate	SSW	7 s	3.0 ft S	11 mph S
Sun 1	3.9 ft	Slight	WSW	6 s	2.6 ft WNW	14 mph WSW
Mon 2	4.2 ft	Moderate	WNW	6 s	3.0 ft NW	14 mph W
Tue 3	3.5 ft	Slight	WSW	6 s	2.3 ft WNW	17 mph SSW
Wed 4	3.9 ft	Slight	SW	6 s	2.3 ft S	16 mph SW

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	6.2 ft	5.4 ft	5.0 ft	4.9 ft	5.1 ft	5.1 ft	5.2 ft	5.6 ft
Period	8.0 s	8.1 s	8.1 s	7.9 s	7.6 s	7.4 s	7.1 s	6.7 s
Direction	W	W	W	W	W	WSW	SW	SSW
Swell	4.5 ft · 7 s	3.7 ft · 8 s	3.1 ft · 7 s	3.1 ft · 8 s	3.4 ft · 8 s	3.4 ft · 8 s	3.3 ft · 8 s	3.1 ft · 8 s
Wind (mph)	14 W	1 SSE	4 SSE	6 SSE	9 SSE	9 SSE	11 S	15 S

Previous days

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

Day	Max wave	Period	Swell
Wed 28	8.9 ft WSW	8 s	4.9 ft SW
Tue 27	8.5 ft SSE	8 s	4.9 ft SE
Mon 26	7.5 ft NE	8 s	5.2 ft NE
Sun 25	14 ft E	10 s	12 ft ESE
Sat 24	8.2 ft SSE	7 s	4.9 ft S
Fri 23	4.6 ft ESE	9 s	3.0 ft E
Thu 22	5.9 ft ESE	8 s	5.2 ft ESE

Show all 14 days

Day	Max wave	Period	Swell
Wed 21	7.9 ft SE	8 s	5.6 ft ESE
Tue 20	7.5 ft SSE	8 s	3.9 ft SE
Mon 19	9.5 ft S	9 s	4.6 ft SE
Sun 18	7.9 ft SSW	9 s	4.9 ft NNE
Sat 17	7.5 ft NNW	11 s	6.2 ft N
Fri 16	11 ft NNW	13 s	11 ft NNW
Thu 15	11 ft SSW	10 s	5.9 ft S

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 HattervigQuestions

How are the waves today in Hattervig?

Moderate (5.4 ft with a period of 8.1 s from the west). The highest wave to expect is around 11 ft.

Which day will have the biggest waves this week?

Thursday 29, with waves up to 6.2 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 11 ft.

More about Hattervig today

Waves near Hattervig

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 3.2 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 3:29 am (local time).

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