TidePlanet

Waves in Halayhay

Hourly wave forecast for 7 days · updated today, Thursday, October 29, at 7:00 am (GMT+8)
Now · significant height 1.3 ft
Sea state
Smooth · Douglas 2
Period
3.0 s · NE
Swell
0.4 ft · 3 s
Highest expected
2.8 ft

Today the sea at Halayhay is smooth: 1.3 ft waves with a period of 3.0 s from the northeast. The swell, 0.4 ft at 3 s, comes from the north-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 common0.7 ft
  • Significant1.3 ft
  • Highest expected2.8 ft

One wave in seven is higher than the significant height, and about 3 times a day one reaches 2.8 ft. Before heading out, expect waves of up to 2.8 ft.

The Douglas sea state scale

DegreeNameWave height
0 Calm (glassy) 0
1 Calm (rippled) 0.0 ft–0.3 ft
2 Smooth · today 0.3 ft–1.6 ft
3 Slight 1.6 ft–4.1 ft
4 Moderate 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 1.5 ft Smooth NE 3 s 0.7 ft N 14 mph ENE
Fri 30 1.0 ft Smooth N 4 s 0.5 ft NW 11 mph ENE
Sat 31 1.0 ft Smooth NNE 4 s 0.4 ft NW 12 mph E
Sun 1 1.0 ft Smooth ENE 3 s 0.3 ft NW 11 mph E
Mon 2 0.9 ft Smooth ENE 3 s 0.3 ft NNW 11 mph E
Tue 3 1.1 ft Smooth NE 3 s 0.4 ft N 12 mph E
Wed 4 1.1 ft Smooth E 3 s 0.3 ft ENE 13 mph E

Today, every 3 hours

Time 12:00 am3:00 am6:00 am9:00 am12:00 pm3:00 pm6:00 pm9:00 pm
Waves 1.5 ft1.3 ft1.2 ft1.3 ft1.3 ft1.3 ft1.2 ft1.1 ft
Period 3.0 s3.0 s2.9 s3.0 s2.9 s3.0 s3.0 s2.9 s
Direction ENENENENENNENNENENE
Swell 0.3 ft · 4 s0.3 ft · 4 s0.4 ft · 4 s0.5 ft · 3 s0.4 ft · 4 s0.5 ft · 3 s0.6 ft · 3 s0.5 ft · 3 s
Wind (mph) 11 ENE12 E12 ENE12 ENE14 ENE13 ENE10 E10 ENE

Previous days

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

DayMax wavePeriodSwell
Wed 28 1.6 ft NE3 s0.7 ft N
Tue 27 1.0 ft N5 s0.7 ft WNW
Mon 26 0.7 ft WNW6 s0.7 ft WNW
Sun 25 1.3 ft WNW5 s1.3 ft WNW
Sat 24 2.0 ft WNW5 s1.6 ft WNW
Fri 23 3.0 ft WNW5 s2.3 ft WNW
Thu 22 2.6 ft WNW5 s2.3 ft WNW
Show all 14 days
DayMax wavePeriodSwell
Wed 21 1.0 ft WNW5 s0.7 ft NW
Tue 20 1.0 ft N5 s0.3 ft NNW
Mon 19 1.0 ft NE3 s0.3 ft NNW
Sun 18 1.0 ft NNE3 s0.7 ft NNE
Sat 17 1.0 ft NE3 s0.7 ft N
Fri 16 1.0 ft ENE3 s0.3 ft NNW
Thu 15 1.0 ft ENE3 s0.3 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 HalayhayQuestions

How are the waves today in Halayhay?

Smooth (1.3 ft with a period of 3.0 s from the northeast). The highest wave to expect is around 2.8 ft.

Which day will have the biggest waves this week?

Thursday 29, with waves up to 1.5 ft (smooth).

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 2.8 ft.

More about Halayhay today

Waves near Halayhay

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 7.0 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 7:00 am (local time).

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