Waves in Armação dos Búzios

Hourly wave forecast for 7 days · updated today, Thursday, October 29, at 12:32 am (GMT-3)

Now · significant height 3.9 ft

Sea state: Slight · Douglas 3
Period: 6.8 s · ESE
Swell: 2.9 ft · 7 s
Highest expected: 8.0 ft

Today the sea at Armação dos Búzios is slight: 3.9 ft waves with a period of 6.8 s from the east-southeast. The swell, 2.9 ft at 7 s, comes from the south-southeast. Biggest waves: Friday 30, with waves up to 4.2 ft (moderate).

Wave height, next 7 days

1.02.03.04.0 ft 4.2 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 common2.0 ft
Significant3.9 ft
Highest expected8.0 ft

One wave in seven is higher than the significant height, and about 3 times a day one reaches 8.0 ft. Before heading out, expect waves of up to 8.0 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 · 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	4.1 ft	Moderate	ESE	7 s	3.0 ft SE	16 mph NE
Fri 30	4.2 ft	Moderate	E	7 s	2.7 ft E	15 mph NE
Sat 31	3.7 ft	Slight	SSE	8 s	2.4 ft ESE	12 mph SW
Sun 1	3.1 ft	Slight	SSE	7 s	2.4 ft S	8 mph SSW
Mon 2	3.2 ft	Slight	SE	7 s	2.9 ft SE	13 mph ENE
Tue 3	3.6 ft	Slight	E	6 s	2.9 ft ESE	12 mph NE
Wed 4	3.0 ft	Slight	E	6 s	2.5 ft E	8 mph E

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	3.9 ft	3.9 ft	3.8 ft	3.8 ft	3.8 ft	4.1 ft	4.1 ft	3.9 ft
Period	6.8 s	6.8 s	6.7 s	6.7 s	6.6 s	6.4 s	6.4 s	6.5 s
Direction	ESE	ESE	ESE	ESE	ESE	ESE	E	E
Swell	3.0 ft · 7 s	2.8 ft · 7 s	2.6 ft · 7 s	2.4 ft · 7 s	2.3 ft · 7 s	2.3 ft · 7 s	2.2 ft · 8 s	2.3 ft · 8 s
Wind (mph)	12 NE	11 NE	13 NE	14 NE	16 ENE	16 ENE	15 ENE	14 NE

Previous days

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

Day	Max wave	Period	Swell
Wed 28	4.3 ft SE	8 s	3.9 ft SSE
Tue 27	5.2 ft SSE	9 s	4.6 ft S
Mon 26	4.3 ft SSE	8 s	2.6 ft E
Sun 25	3.6 ft E	8 s	2.6 ft ENE
Sat 24	4.3 ft ESE	8 s	3.3 ft E
Fri 23	4.9 ft ESE	8 s	3.6 ft SSE
Thu 22	4.3 ft SE	9 s	3.3 ft SSE

Show all 14 days

Day	Max wave	Period	Swell
Wed 21	4.3 ft SSE	9 s	3.9 ft S
Tue 20	4.6 ft S	9 s	3.6 ft S
Mon 19	5.6 ft S	10 s	4.6 ft S
Sun 18	5.2 ft SE	10 s	4.6 ft SE
Sat 17	5.9 ft SE	11 s	5.6 ft SE
Fri 16	4.3 ft SE	8 s	3.9 ft SSE
Thu 15	2.6 ft SE	8 s	2.0 ft SE

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 Armação dos BúziosQuestions

How are the waves today in Armação dos Búzios?

Slight (3.9 ft with a period of 6.8 s from the east-southeast). The highest wave to expect is around 8.0 ft.

Which day will have the biggest waves this week?

Friday 30, with waves up to 4.2 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 8.0 ft.

More about Armação dos Búzios today

Waves near Armação dos Búzios

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 12:32 am (local time).

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