TidePlanet

Waves in Tullaghan

Hourly wave forecast for 7 days · updated today, Wednesday, October 28, at 10:49 pm (GMT)
Now · significant height 5.4 ft
Sea state
Moderate · Douglas 4
Period
9.0 s · W
Swell
4.7 ft · 9 s
Highest expected
11 ft
Waves up to 10 ft today

Today the sea at Tullaghan is moderate: 5.4 ft waves with a period of 9.0 s from the west. The swell, 4.7 ft at 9 s, comes from the west-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 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

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 · week peak 8.2 ft–13.1 ft
6 Very rough 13.1 ft–19.7 ft
7 High 19.7 ft–29.5 ft

Waves day by day

Day Max wave Sea state Direction Max period Swell Max wind
Today 10 ft Rough W 10 s 9.8 ft WNW 21 mph SW
Thu 29 5.2 ft Moderate W 9 s 4.5 ft W 21 mph SSE
Fri 30 4.6 ft Moderate WSW 11 s 4.5 ft W 22 mph SSE
Sat 31 4.9 ft Moderate WNW 11 s 4.8 ft WNW 5 mph S
Sun 1 4.6 ft Moderate WNW 11 s 4.5 ft WNW 4 mph E
Mon 2 3.5 ft Slight WNW 10 s 3.5 ft WNW 6 mph ESE
Tue 3 3.5 ft Slight W 15 s 3.4 ft W 6 mph ESE

Today, every 3 hours

Time 12:00 am3:00 am6:00 am9:00 am12:00 pm3:00 pm6:00 pm9:00 pm
Waves 10 ft10 ft9.4 ft8.5 ft7.7 ft6.8 ft6.2 ft5.7 ft
Period 10.5 s9.6 s9.3 s9.2 s9.4 s9.5 s9.5 s9.2 s
Direction WWWWWWNWWNWWNW
Swell 9.8 ft · 10 s7.7 ft · 10 s7.3 ft · 10 s7.3 ft · 9 s6.8 ft · 9 s6.2 ft · 9 s5.6 ft · 9 s5.1 ft · 9 s
Wind (mph) 21 SSW19 WSW18 WSW11 SW13 WSW11 SW7 SSW7 S

Previous days

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

DayMax wavePeriodSwell
Tue 27 14 ft W11 s10 ft WNW
Mon 26 11 ft W12 s11 ft WNW
Sun 25 26 ft WNW13 s11 ft WNW
Sat 24 23 ft W13 s8.2 ft WNW
Fri 23 8.9 ft WNW11 s7.9 ft WNW
Thu 22 7.9 ft WNW12 s7.9 ft WNW
Wed 21 11 ft WNW12 s9.2 ft WNW
Show all 14 days
DayMax wavePeriodSwell
Tue 20 6.2 ft WNW13 s5.9 ft WNW
Mon 19 5.9 ft WNW14 s5.9 ft WNW
Sun 18 3.6 ft W11 s3.6 ft W
Sat 17 5.6 ft WNW11 s5.6 ft WNW
Fri 16 8.2 ft WNW10 s7.2 ft WNW
Thu 15 9.5 ft W14 s9.2 ft W
Wed 14 8.5 ft W13 s8.2 ft W

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 TullaghanQuestions

How are the waves today in Tullaghan?

Moderate (5.4 ft with a period of 9.0 s from the west). The highest wave to expect is around 11 ft.

Which day will have the biggest waves this week?

Wednesday 28, with waves up to 10 ft (rough).

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 Tullaghan today

Waves near Tullaghan

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 5.4 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 10:49 pm (local time).

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