TidePlanet

Waves in Harbourville

Hourly wave forecast for 7 days · updated today, Wednesday, October 28, at 8:43 pm (ADT)
Now · significant height 2.3 ft
Sea state
Slight · Douglas 3
Period
3.4 s · WSW
Swell
0.5 ft · 4 s
Highest expected
4.8 ft

Today the sea at Harbourville is slight: 2.3 ft waves with a period of 3.4 s from the west-southwest. The swell, 0.5 ft at 4 s, comes from the southwest. Biggest waves: Friday 30, with waves up to 4.1 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 common1.1 ft
  • Significant2.3 ft
  • Highest expected4.8 ft

One wave in seven is higher than the significant height, and about 3 times a day one reaches 4.8 ft. Before heading out, expect waves of up to 4.8 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 2.4 ft Slight W 4 s 1.0 ft W 10 mph W
Thu 29 3.8 ft Slight WSW 5 s 1.1 ft WSW 13 mph SW
Fri 30 4.1 ft Moderate WSW 5 s 2.0 ft WSW 13 mph WSW
Sat 31 2.6 ft Slight WNW 4 s 1.4 ft WSW 12 mph NW
Sun 1 3.5 ft Slight W 4 s 0.7 ft WSW 13 mph W
Mon 2 3.9 ft Slight WSW 5 s 2.5 ft SW 13 mph WSW
Tue 3 1.7 ft Slight WSW 4 s 1.6 ft WSW 11 mph SSW

Today, every 3 hours

Time 12:00 am3:00 am6:00 am9:00 am12:00 pm3:00 pm6:00 pm9:00 pm
Waves 1.8 ft1.5 ft1.2 ft1.0 ft0.7 ft1.4 ft2.0 ft2.3 ft
Period 3.2 s3.0 s2.9 s2.9 s2.7 s2.6 s3.2 s3.5 s
Direction WNWWNWWNWWNWWWWSWWSW
Swell 1.0 ft · 3 s0.9 ft · 3 s0.7 ft · 3 s0.9 ft · 3 s0.5 ft · 3 s0.3 ft · 2 s0.3 ft · 3 s0.5 ft · 4 s
Wind (mph) 8 NNW5 NW4 WNW4 W7 W10 W6 WSW7 SW

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 WNW4 s1.3 ft WSW
Mon 26 2.6 ft WSW4 s1.6 ft WSW
Sun 25 2.3 ft WSW4 s0.7 ft W
Sat 24 2.0 ft NNW3 s0.3 ft NNW
Fri 23 4.3 ft N4 s0.7 ft NW
Thu 22 3.6 ft NNE4 s0.7 ft NNE
Wed 21 0.7 ft NNE3 s0.3 ft N
Show all 14 days
DayMax wavePeriodSwell
Tue 20 1.0 ft W3 s0.7 ft WSW
Mon 19 1.0 ft WSW4 s1.0 ft WSW
Sun 18 3.0 ft W4 s1.3 ft WSW
Sat 17 3.6 ft W5 s2.0 ft SW
Fri 16 2.6 ft SW4 s1.0 ft WSW
Thu 15 4.3 ft WNW4 s1.3 ft WSW
Wed 14 2.3 ft ESE6 s1.0 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 HarbourvilleQuestions

How are the waves today in Harbourville?

Slight (2.3 ft with a period of 3.4 s from the west-southwest). The highest wave to expect is around 4.8 ft.

Which day will have the biggest waves this week?

Friday 30, with waves up to 4.1 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 4.8 ft.

More about Harbourville today

Waves near Harbourville

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 9.7 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 8:43 pm (local time).

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