TidePlanet

Waves in Little Catalina

Hourly wave forecast for 7 days · updated today, Wednesday, October 28, at 11:10 pm (GMT-2:30)
Now · significant height 4.5 ft
Sea state
Moderate · Douglas 4
Period
9.7 s · N
Swell
3.7 ft · 10 s
Highest expected
8.9 ft

Today the sea at Little Catalina is moderate: 4.5 ft waves with a period of 9.7 s from the north. The swell, 3.7 ft at 10 s, comes from the north-northeast. Biggest waves: Sunday 1, with waves up to 6.7 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 common2.2 ft
  • Significant4.5 ft
  • Highest expected8.9 ft

One wave in seven is higher than the significant height, and about 3 times a day one reaches 8.9 ft. Before heading out, expect waves of up to 8.9 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 5.0 ft Moderate NNW 10 s 3.9 ft NNE 18 mph WNW
Thu 29 4.5 ft Moderate N 10 s 3.8 ft NNE 12 mph W
Fri 30 4.7 ft Moderate W 9 s 2.5 ft NNE 14 mph SW
Sat 31 5.2 ft Moderate NNE 10 s 2.4 ft NNE 18 mph N
Sun 1 6.7 ft Moderate N 9 s 4.5 ft NNE 21 mph NW
Mon 2 5.4 ft Moderate E 10 s 3.6 ft NE 19 mph SW
Tue 3 3.8 ft Slight N 8 s 2.3 ft NNE 13 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 3.3 ft3.3 ft3.7 ft4.1 ft4.6 ft4.9 ft4.8 ft4.5 ft
Period 5.6 s5.9 s6.1 s6.2 s6.8 s7.6 s8.7 s9.5 s
Direction NWNWNNWNNWNNWNNWNN
Swell 2.3 ft · 6 s2.4 ft · 7 s2.5 ft · 7 s2.9 ft · 7 s3.4 ft · 7 s3.8 ft · 8 s3.9 ft · 9 s3.7 ft · 10 s
Wind (mph) 11 WNW11 WNW13 WNW16 WNW17 NW16 WNW9 WNW9 W

Previous days

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

DayMax wavePeriodSwell
Tue 27 3.3 ft WNW6 s2.3 ft NNE
Mon 26 3.9 ft WSW7 s2.3 ft NNE
Sun 25 5.2 ft ENE9 s3.6 ft NE
Sat 24 8.9 ft NE9 s5.6 ft ENE
Fri 23 9.2 ft NE7 s2.0 ft NE
Thu 22 2.6 ft NE9 s2.3 ft NNE
Wed 21 3.0 ft NNE7 s2.3 ft NNE
Show all 14 days
DayMax wavePeriodSwell
Tue 20 3.9 ft WSW7 s2.0 ft N
Mon 19 3.9 ft NW8 s2.3 ft NNE
Sun 18 4.3 ft WNW8 s2.0 ft NE
Sat 17 7.2 ft SE11 s4.9 ft NE
Fri 16 8.9 ft N11 s5.9 ft NNE
Thu 15 6.9 ft ESE9 s5.6 ft E
Wed 14 5.2 ft NNE11 s4.9 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 Little CatalinaQuestions

How are the waves today in Little Catalina?

Moderate (4.5 ft with a period of 9.7 s from the north). The highest wave to expect is around 8.9 ft.

Which day will have the biggest waves this week?

Sunday 1, with waves up to 6.7 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 8.9 ft.

More about Little Catalina today

Waves near Little Catalina

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 11:10 pm (local time).

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