Waves in Aracaju

Hourly wave forecast for 7 days · updated today, Wednesday, October 28, at 7:49 pm (GMT-3)

Now · significant height 1.9 ft

Sea state: Slight · Douglas 3
Period: 6.5 s · SE
Swell: 1.3 ft · 7 s
Highest expected: 3.9 ft

Today the sea at Aracaju is slight: 1.9 ft waves with a period of 6.5 s from the southeast. The swell, 1.3 ft at 7 s, comes from the south-southeast. Biggest waves: Friday 30, with waves up to 2.6 ft (slight).

Wave height, next 7 days

1.02.03.0 ft 2.6 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 common1.0 ft
Significant1.9 ft
Highest expected3.9 ft

One wave in seven is higher than the significant height, and about 3 times a day one reaches 3.9 ft. Before heading out, expect waves of up to 3.9 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	2.0 ft	Slight	ESE	7 s	2.0 ft ESE	11 mph ESE
Thu 29	2.6 ft	Slight	SE	7 s	1.8 ft SSE	11 mph ESE
Fri 30	2.6 ft	Slight	SE	7 s	1.9 ft SE	11 mph E
Sat 31	2.6 ft	Slight	ESE	7 s	1.7 ft SE	14 mph E
Sun 1	2.6 ft	Slight	ESE	7 s	2.1 ft E	15 mph E
Mon 2	2.6 ft	Slight	ESE	6 s	2.1 ft E	15 mph E
Tue 3	2.4 ft	Slight	ESE	5 s	2.2 ft ESE	13 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	2.0 ft	1.8 ft	1.6 ft	1.6 ft	1.6 ft	1.7 ft	1.9 ft	1.9 ft
Period	5.6 s	5.8 s	5.9 s	6.1 s	6.3 s	6.2 s	6.4 s	6.5 s
Direction	E	ESE	ESE	ESE	ESE	ESE	SE	SE
Swell	2.0 ft · 4 s	1.8 ft · 5 s	1.6 ft · 5 s	1.5 ft · 5 s	1.4 ft · 5 s	1.2 ft · 5 s	1.2 ft · 6 s	1.3 ft · 7 s
Wind (mph)	5 SE	5 ESE	4 ESE	9 ESE	10 ESE	11 ESE	7 ESE	5 ESE

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	3.0 ft E	6 s	2.3 ft E
Mon 26	3.3 ft E	6 s	2.6 ft E
Sun 25	3.0 ft E	6 s	2.6 ft E
Sat 24	2.6 ft ESE	7 s	2.6 ft ESE
Fri 23	3.0 ft ESE	7 s	2.6 ft ESE
Thu 22	2.3 ft ESE	6 s	2.3 ft ESE
Wed 21	2.3 ft ESE	7 s	2.0 ft ESE

Show all 14 days

Day	Max wave	Period	Swell
Tue 20	3.0 ft ESE	6 s	2.3 ft E
Mon 19	3.3 ft E	7 s	2.3 ft E
Sun 18	3.3 ft E	6 s	3.0 ft E
Sat 17	2.6 ft E	6 s	2.6 ft E
Fri 16	2.6 ft E	5 s	2.3 ft E
Thu 15	2.6 ft E	6 s	2.3 ft E
Wed 14	2.3 ft E	5 s	2.3 ft E

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 AracajuQuestions

How are the waves today in Aracaju?

Slight (1.9 ft with a period of 6.5 s from the southeast). The highest wave to expect is around 3.9 ft.

Which day will have the biggest waves this week?

Friday 30, with waves up to 2.6 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 3.9 ft.

More about Aracaju today

Waves near Aracaju

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 3.2 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 7:49 pm (local time).

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