Waves in Chacala

Hourly wave forecast for 7 days · updated today, Wednesday, October 28, at 4:27 pm (GMT-7)

Now · significant height 2.1 ft

Sea state: Slight · Douglas 3
Period: 11.6 s · SW
Swell: 1.5 ft · 11 s
Highest expected: 4.2 ft

Today the sea at Chacala is slight: 2.1 ft waves with a period of 11.6 s from the southwest. The swell, 1.5 ft at 11 s, comes from the southwest. Biggest waves: Thursday 29, with waves up to 3.4 ft (slight).

Wave height, next 7 days

1.02.03.0 ft 3.4 ft Now

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
Significant2.1 ft
Highest expected4.2 ft

One wave in seven is higher than the significant height, and about 3 times a day one reaches 4.2 ft. Before heading out, expect waves of up to 4.2 ft.

The Douglas sea state scale

Degree	Name	Wave 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	2.8 ft	Slight	SW	12 s	2.2 ft SW	4 mph ESE
Thu 29	3.4 ft	Slight	SW	10 s	2.9 ft SW	7 mph NE
Fri 30	2.8 ft	Slight	WSW	13 s	2.2 ft SW	5 mph N
Sat 31	2.5 ft	Slight	WSW	14 s	2.4 ft SW	5 mph N
Sun 1	2.5 ft	Slight	WSW	14 s	2.4 ft SW	6 mph NNW
Mon 2	2.3 ft	Slight	WSW	13 s	2.2 ft SW	6 mph NNW
Tue 3	2.4 ft	Slight	W	11 s	1.8 ft WSW	5 mph NW

Today, every 3 hours

Time	12:00 am	3:00 am	6:00 am	9:00 am	12:00 pm	3:00 pm	6:00 pm	9:00 pm
Waves	1.8 ft	1.8 ft	1.8 ft	1.8 ft	1.8 ft	2.0 ft	2.3 ft	2.6 ft
Period	11.9 s	12.0 s	12.1 s	12.2 s	12.2 s	11.9 s	11.1 s	10.0 s
Direction	SW	SW	SW	SW	SW	SW	SW	SW
Swell	1.4 ft · 12 s	1.4 ft · 13 s	1.4 ft · 13 s	1.4 ft · 13 s	1.4 ft · 13 s	1.5 ft · 12 s	1.7 ft · 9 s	2.1 ft · 6 s
Wind (mph)	3 ENE	1 SSE	1 W	2 E	3 ESE	0 NNE	1 ESE	2 SE

Previous days

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

Day	Max wave	Period	Swell
Tue 27	1.6 ft WSW	12 s	1.6 ft WSW
Mon 26	2.0 ft WSW	12 s	1.3 ft SW
Sun 25	2.0 ft WSW	11 s	1.6 ft SW
Sat 24	2.0 ft WSW	11 s	1.6 ft WSW
Fri 23	2.0 ft WSW	11 s	1.3 ft SW
Thu 22	2.0 ft WSW	12 s	1.6 ft SW
Wed 21	2.3 ft WSW	12 s	1.6 ft SW

Show all 14 days

Day	Max wave	Period	Swell
Tue 20	2.3 ft SW	12 s	1.6 ft SW
Mon 19	2.6 ft SW	11 s	2.3 ft SW
Sun 18	3.6 ft SW	14 s	3.3 ft SW
Sat 17	2.3 ft WSW	14 s	2.3 ft SW
Fri 16	2.6 ft WSW	12 s	2.0 ft SW
Thu 15	3.0 ft WSW	11 s	2.3 ft SW
Wed 14	3.0 ft WSW	11 s	2.3 ft SW

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 ChacalaQuestions

How are the waves today in Chacala?

Slight (2.1 ft with a period of 11.6 s from the southwest). The highest wave to expect is around 4.2 ft.

Which day will have the biggest waves this week?

Thursday 29, with waves up to 3.4 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 4.2 ft.

More about Chacala today

Waves near Chacala

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 3.1 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 4:27 pm (local time).

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