TidePlanet

Waves in Broad Bay Colony

Hourly wave forecast for 7 days · updated today, Wednesday, October 28, at 7:01 pm (EDT)
Now · significant height 2.1 ft
Sea state
Slight · Douglas 3
Period
5.3 s · E
Swell
1.5 ft · 5 s
Highest expected
4.4 ft

Today the sea at Broad Bay Colony is slight: 2.1 ft waves with a period of 5.3 s from the east. The swell, 1.5 ft at 5 s, comes from the east. Biggest waves: Saturday 31, with waves up to 2.6 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 common1.0 ft
  • Significant2.1 ft
  • Highest expected4.4 ft

One wave in seven is higher than the significant height, and about 3 times a day one reaches 4.4 ft. Before heading out, expect waves of up to 4.4 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 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 2.2 ft Slight E 6 s 1.7 ft E 15 mph ENE
Thu 29 2.0 ft Slight E 6 s 1.8 ft E 11 mph ENE
Fri 30 1.4 ft Smooth ESE 7 s 1.4 ft ESE 6 mph NW
Sat 31 2.6 ft Slight NE 5 s 1.5 ft ENE 12 mph NNE
Sun 1 1.4 ft Smooth E 6 s 1.2 ft E 9 mph ENE
Mon 2 1.0 ft Smooth E 6 s 1.0 ft E 9 mph ENE
Tue 3 1.2 ft Smooth ESE 6 s 0.9 ft ESE 13 mph ENE

Today, every 3 hours

Time 12:00 am3:00 am6:00 am9:00 am12:00 pm3:00 pm6:00 pm9:00 pm
Waves 2.2 ft2.2 ft2.1 ft2.1 ft2.2 ft2.2 ft2.1 ft2.0 ft
Period 5.3 s5.4 s5.4 s5.4 s5.3 s5.2 s5.2 s5.4 s
Direction ENEENEENEEEEEE
Swell 1.2 ft · 7 s1.0 ft · 6 s1.1 ft · 6 s1.1 ft · 6 s1.1 ft · 6 s1.3 ft · 5 s1.4 ft · 5 s1.7 ft · 5 s
Wind (mph) 10 NE9 NE11 ENE10 ENE13 NE11 NE10 NE8 E

Previous days

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

DayMax wavePeriodSwell
Tue 27 2.3 ft E8 s1.6 ft E
Mon 26 2.3 ft E8 s2.0 ft E
Sun 25 3.6 ft ENE7 s2.3 ft E
Sat 24 3.9 ft ENE6 s2.0 ft E
Fri 23 4.3 ft NE7 s2.0 ft ENE
Thu 22 3.6 ft NE9 s3.3 ft ENE
Wed 21 4.6 ft NE9 s3.6 ft ENE
Show all 14 days
DayMax wavePeriodSwell
Tue 20 4.9 ft NE9 s3.9 ft E
Mon 19 5.6 ft ENE9 s4.6 ft E
Sun 18 5.2 ft NE7 s2.3 ft ENE
Sat 17 4.6 ft N5 s1.0 ft E
Fri 16 2.0 ft E6 s1.6 ft E
Thu 15 3.0 ft ENE5 s1.3 ft ENE
Wed 14 1.3 ft SSE7 s0.7 ft E

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 Broad Bay ColonyQuestions

How are the waves today in Broad Bay Colony?

Slight (2.1 ft with a period of 5.3 s from the east). The highest wave to expect is around 4.4 ft.

Which day will have the biggest waves this week?

Saturday 31, with waves up to 2.6 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 4.4 ft.

More about Broad Bay Colony today

Waves near Broad Bay Colony

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 9.5 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 7:01 pm (local time).

Spotted a mistake? Tell us · Where the weather and sea data come from

Settings

How numbers and colors show across the site.

Height and distance Tides, waves and distances
Temperature Air and water
Wind Speed and gusts
Time Tides, sun and moon
Pressure Air pressure
Theme Automatic: same as your system

Saved only in this browser.