TidePlanet

Waves in Highland Beach

Hourly wave forecast for 7 days · updated today, Thursday, October 29, at 12:45 am (EDT)
Now · significant height 5.6 ft
Sea state
Moderate · Douglas 4
Period
9.0 s · NNE
Swell
5.5 ft · 8 s
Highest expected
11 ft

Today the sea at Highland Beach is moderate: 5.6 ft waves with a period of 9.0 s from the north-northeast. The swell, 5.5 ft at 8 s, comes from the north-northeast. Biggest waves: Wednesday 4, with waves up to 7.0 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 common2.8 ft
  • Significant5.6 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 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 5.8 ft Moderate NNE 9 s 5.7 ft NNE 12 mph NE
Fri 30 5.1 ft Moderate NNE 8 s 4.9 ft NNE 13 mph NE
Sat 31 4.9 ft Moderate NE 7 s 4.6 ft NNE 19 mph ENE
Sun 1 6.0 ft Moderate NE 7 s 4.7 ft NNE 19 mph E
Mon 2 6.0 ft Moderate NE 7 s 5.4 ft NE 13 mph E
Tue 3 6.8 ft Moderate NE 7 s 5.1 ft NE 12 mph NE
Wed 4 7.0 ft Moderate NE 8 s 5.8 ft NE 9 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 5.6 ft5.6 ft5.8 ft5.8 ft5.6 ft5.4 ft5.2 ft5.2 ft
Period 9.1 s9.0 s9.0 s9.0 s9.0 s9.0 s8.8 s8.4 s
Direction NNENNENNENNENNENNENNENNE
Swell 5.6 ft · 8 s5.6 ft · 8 s5.7 ft · 8 s5.7 ft · 8 s5.6 ft · 8 s5.4 ft · 8 s5.1 ft · 8 s5.0 ft · 7 s
Wind (mph) 11 NE10 ENE6 ENE4 NNE6 NE12 NNE5 N7 NE

Previous days

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

DayMax wavePeriodSwell
Wed 28 9.8 ft NNE9 s8.9 ft NNE
Tue 27 12 ft NE8 s8.2 ft NNE
Mon 26 13 ft NE9 s6.6 ft NNE
Sun 25 9.8 ft NNE9 s8.2 ft NNE
Sat 24 5.6 ft NNE8 s3.9 ft NNE
Fri 23 6.6 ft NNE10 s6.2 ft NNE
Thu 22 6.6 ft NNE10 s6.6 ft NNE
Show all 14 days
DayMax wavePeriodSwell
Wed 21 7.5 ft NNE10 s7.2 ft NNE
Tue 20 9.8 ft NNE10 s8.5 ft NNE
Mon 19 10 ft NNE10 s9.5 ft NNE
Sun 18 11 ft NNE9 s9.8 ft NNE
Sat 17 2.3 ft NE8 s1.3 ft NNE
Fri 16 2.6 ft ENE6 s2.0 ft ENE
Thu 15 3.0 ft ENE5 s2.3 ft ENE

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 Highland BeachQuestions

How are the waves today in Highland Beach?

Moderate (5.6 ft with a period of 9.0 s from the north-northeast). The highest wave to expect is around 11 ft.

Which day will have the biggest waves this week?

Wednesday 4, with waves up to 7.0 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 11 ft.

More about Highland Beach today

Waves near Highland Beach

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 12 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 12:45 am (local time).

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