TidePlanet

Waves in Rrashbull

Hourly wave forecast for 7 days · updated today, Thursday, October 29, at 3:30 am (CET)
Now · significant height 1.6 ft
Sea state
Smooth · Douglas 2
Period
4.5 s · NW
Swell
1.3 ft · 4 s
Highest expected
3.4 ft

Today the sea at Rrashbull is smooth: 1.6 ft waves with a period of 4.5 s from the northwest. The swell, 1.3 ft at 4 s, comes from the west-northwest. Biggest waves: Wednesday 4, with waves up to 2.2 ft (slight).

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 common0.8 ft
  • Significant1.6 ft
  • Highest expected3.4 ft

One wave in seven is higher than the significant height, and about 3 times a day one reaches 3.4 ft. Before heading out, expect waves of up to 3.4 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 · week peak 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 2.0 ft Slight NNW 5 s 1.6 ft NW 6 mph N
Fri 30 1.2 ft Smooth NNW 4 s 0.9 ft NW 6 mph NNE
Sat 31 0.5 ft Smooth NW 4 s 0.3 ft NNW 5 mph N
Sun 1 0.5 ft Smooth WSW 3 s 0.5 ft SSW 3 mph NNE
Mon 2 1.3 ft Smooth NW 4 s 1.2 ft WNW 7 mph NNE
Tue 3 1.4 ft Smooth SSW 5 s 1.2 ft SSW 6 mph ENE
Wed 4 2.2 ft Slight NNW 4 s 1.1 ft NNW 5 mph NW

Today, every 3 hours

Time 12:00 am3:00 am6:00 am9:00 am12:00 pm3:00 pm6:00 pm9:00 pm
Waves 2.0 ft1.6 ft1.6 ft1.5 ft1.4 ft1.3 ft1.4 ft1.4 ft
Period 4.4 s4.5 s4.5 s4.5 s4.4 s4.0 s3.8 s3.8 s
Direction NNWNWNWNWNWNNWNNWNNW
Swell 1.6 ft · 4 s1.4 ft · 4 s1.2 ft · 4 s1.2 ft · 4 s1.0 ft · 4 s0.9 ft · 4 s1.0 ft · 3 s1.1 ft · 3 s
Wind (mph) 2 ENE2 ENE2 ENE1 NNE4 NNW6 NNW3 NNW2 E

Previous days

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

DayMax wavePeriodSwell
Wed 28 3.3 ft N4 s1.6 ft NW
Tue 27 3.3 ft N5 s1.6 ft NW
Mon 26 3.0 ft NW6 s2.6 ft WNW
Sun 25 3.0 ft W6 s3.0 ft W
Sat 24 1.3 ft WNW6 s1.3 ft WNW
Fri 23 1.3 ft W5 s1.3 ft WSW
Thu 22 3.0 ft SW6 s2.6 ft SW
Show all 14 days
DayMax wavePeriodSwell
Wed 21 2.6 ft SSW6 s2.6 ft SSW
Tue 20 1.0 ft SSW6 s1.0 ft SSW
Mon 19 0.3 ft WNW4 s0.3 ft NW
Sun 18 0.7 ft NW3 s0.7 ft NW
Sat 17 2.6 ft N5 s2.0 ft N
Fri 16 3.3 ft NNW5 s1.6 ft WNW
Thu 15 3.0 ft NNW6 s2.0 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 RrashbullQuestions

How are the waves today in Rrashbull?

Smooth (1.6 ft with a period of 4.5 s from the northwest). The highest wave to expect is around 3.4 ft.

Which day will have the biggest waves this week?

Wednesday 4, with waves up to 2.2 ft (slight).

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 3.4 ft.

More about Rrashbull today

Waves near Rrashbull

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 8.4 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 3:30 am (local time).

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