TidePlanet

Waves in San Diego

Hourly wave forecast for 7 days · updated today, Thursday, October 29, at 11:13 am (GMT+8)
Now · significant height 1.4 ft
Sea state
Smooth · Douglas 2
Period
4.7 s · N
Swell
0.7 ft · 6 s
Highest expected
2.9 ft

Today the sea at San Diego is smooth: 1.4 ft waves with a period of 4.7 s from the north. The swell, 0.7 ft at 6 s, comes from the 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 common0.7 ft
  • Significant1.4 ft
  • Highest expected2.9 ft

One wave in seven is higher than the significant height, and about 3 times a day one reaches 2.9 ft. Before heading out, expect waves of up to 2.9 ft.

The Douglas sea state scale

DegreeNameWave height
0 Calm (glassy) 0
1 Calm (rippled) 0.0 ft–0.3 ft
2 Smooth · today 0.3 ft–1.6 ft
3 Slight 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 1.5 ft Smooth N 6 s 1.0 ft NW 13 mph ENE
Fri 30 1.1 ft Smooth NNW 5 s 0.7 ft NW 10 mph E
Sat 31 1.1 ft Smooth N 5 s 0.9 ft NW 13 mph E
Sun 1 1.0 ft Smooth NNE 5 s 0.8 ft WNW 9 mph E
Mon 2 0.8 ft Smooth E 4 s 0.5 ft SE 9 mph E
Tue 3 1.0 ft Smooth E 3 s 0.7 ft SE 11 mph E
Wed 4 1.1 ft Smooth ESE 3 s 0.7 ft SE 11 mph E

Today, every 3 hours

Time 12:00 am3:00 am6:00 am9:00 am12:00 pm3:00 pm6:00 pm9:00 pm
Waves 1.2 ft1.2 ft1.2 ft1.2 ft1.4 ft1.4 ft1.3 ft1.2 ft
Period 6.0 s6.2 s6.2 s5.8 s4.6 s4.6 s4.9 s5.3 s
Direction NNWNNWNNWNNWNNNNNW
Swell 0.8 ft · 7 s0.9 ft · 7 s1.0 ft · 7 s0.9 ft · 7 s0.7 ft · 6 s0.7 ft · 6 s0.7 ft · 5 s0.7 ft · 5 s
Wind (mph) 6 E5 ENE7 NE9 ENE13 ENE10 ENE9 ENE9 ENE

Previous days

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

DayMax wavePeriodSwell
Wed 28 1.3 ft NNE6 s0.7 ft NW
Tue 27 1.0 ft NW5 s0.7 ft NW
Mon 26 1.3 ft WNW6 s1.0 ft NW
Sun 25 2.0 ft WNW7 s2.0 ft WNW
Sat 24 2.6 ft NW7 s2.3 ft NW
Fri 23 3.9 ft NW7 s3.6 ft NW
Thu 22 4.3 ft NW5 s3.6 ft NW
Show all 14 days
DayMax wavePeriodSwell
Wed 21 1.3 ft NW5 s0.7 ft NW
Tue 20 0.7 ft NNW5 s0.7 ft NW
Mon 19 1.0 ft N6 s0.7 ft NW
Sun 18 1.0 ft N5 s0.7 ft NNW
Sat 17 1.0 ft NE4 s0.7 ft E
Fri 16 1.3 ft ENE4 s0.7 ft SE
Thu 15 1.0 ft ESE4 s0.7 ft SSE

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 San DiegoQuestions

How are the waves today in San Diego?

Smooth (1.4 ft with a period of 4.7 s from the north). The highest wave to expect is around 2.9 ft.

Which day will have the biggest waves this week?

Thursday 29, with waves up to 1.5 ft (smooth).

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 2.9 ft.

More about San Diego today

Waves near San Diego

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 0.0 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 11:13 am (local time).

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