TidePlanet

Waves in Witless Bay

Hourly wave forecast for 7 days · updated today, Wednesday, October 28, at 8:25 pm (GMT-2:30)
Now · significant height 2.9 ft
Sea state
Slight · Douglas 3
Period
9.4 s · NE
Swell
2.0 ft · 8 s
Highest expected
5.8 ft

Today the sea at Witless Bay is slight: 2.9 ft waves with a period of 9.4 s from the northeast. The swell, 2.0 ft at 8 s, comes from the north-northeast. Biggest waves: Sunday 1, with waves up to 5.4 ft (moderate).

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 common1.5 ft
  • Significant2.9 ft
  • Highest expected5.8 ft

One wave in seven is higher than the significant height, and about 3 times a day one reaches 5.8 ft. Before heading out, expect waves of up to 5.8 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 · today 1.6 ft–4.1 ft
4 Moderate · week peak 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 3.1 ft Slight N 10 s 2.0 ft ENE 18 mph WNW
Thu 29 3.0 ft Slight NE 10 s 2.0 ft E 19 mph W
Fri 30 3.6 ft Slight S 8 s 2.3 ft ESE 17 mph SW
Sat 31 4.5 ft Moderate SE 7 s 2.8 ft SSE 18 mph NW
Sun 1 5.4 ft Moderate NE 11 s 3.9 ft E 20 mph NW
Mon 2 4.7 ft Moderate SE 10 s 3.4 ft ESE 24 mph WSW
Tue 3 3.1 ft Slight ESE 8 s 1.6 ft E 14 mph WNW

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 ft2.0 ft2.0 ft2.3 ft2.8 ft3.1 ft3.0 ft2.9 ft
Period 5.4 s6.1 s6.5 s6.6 s6.6 s6.8 s8.4 s9.5 s
Direction NNNNWNNWNNWNNWNNENE
Swell 1.2 ft · 5 s1.2 ft · 6 s1.2 ft · 7 s1.2 ft · 9 s1.4 ft · 9 s1.8 ft · 9 s2.0 ft · 9 s2.0 ft · 8 s
Wind (mph) 13 WNW13 WNW13 WNW16 WNW18 WNW18 WNW12 WNW11 WNW

Previous days

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

DayMax wavePeriodSwell
Tue 27 2.6 ft SSW7 s1.6 ft S
Mon 26 3.0 ft SSE8 s2.0 ft ENE
Sun 25 6.6 ft E9 s5.2 ft ENE
Sat 24 10 ft ENE8 s7.2 ft ESE
Fri 23 11 ft NE8 s2.0 ft ESE
Thu 22 3.0 ft E7 s1.6 ft SE
Wed 21 3.3 ft ENE7 s2.3 ft ESE
Show all 14 days
DayMax wavePeriodSwell
Tue 20 2.6 ft SSE7 s1.3 ft SSE
Mon 19 2.6 ft ESE9 s1.6 ft ESE
Sun 18 4.6 ft SSE8 s3.6 ft SSE
Sat 17 6.9 ft SSE11 s4.3 ft SE
Fri 16 5.9 ft NE10 s4.9 ft ESE
Thu 15 9.8 ft SSE9 s8.2 ft SE
Wed 14 3.9 ft ENE10 s2.6 ft NNE

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 Witless BayQuestions

How are the waves today in Witless Bay?

Slight (2.9 ft with a period of 9.4 s from the northeast). The highest wave to expect is around 5.8 ft.

Which day will have the biggest waves this week?

Sunday 1, with waves up to 5.4 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 5.8 ft.

More about Witless Bay today

Waves near Witless Bay

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 5.5 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 8:25 pm (local time).

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