Waves in An Thới

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

Now · significant height 0.8 ft

Sea state: Smooth · Douglas 2
Period: 2.9 s · SE
Swell: 0.7 ft · 3 s
Highest expected: 1.8 ft

Today the sea at An Thới is smooth: 0.8 ft waves with a period of 2.9 s from the southeast. The swell, 0.7 ft at 3 s, comes from the south-southeast.

Wave height, next 7 days

1.02.03.0 ft 1.6 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 common0.4 ft
Significant0.8 ft
Highest expected1.8 ft

One wave in seven is higher than the significant height, and about 3 times a day one reaches 1.8 ft. Before heading out, expect waves of up to 1.8 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 · 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	1.6 ft	Smooth	SE	3 s	1.3 ft SSE	7 mph ENE
Fri 30	1.4 ft	Smooth	ESE	3 s	0.9 ft SE	9 mph ENE
Sat 31	1.6 ft	Smooth	ESE	3 s	1.0 ft SE	11 mph E
Sun 1	1.0 ft	Smooth	ESE	3 s	0.7 ft ESE	7 mph ENE
Mon 2	0.7 ft	Smooth	ESE	3 s	0.6 ft ESE	6 mph NE
Tue 3	1.2 ft	Smooth	E	3 s	0.7 ft ESE	6 mph ENE
Wed 4	0.9 ft	Smooth	E	3 s	0.7 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	1.6 ft	1.4 ft	1.2 ft	1.0 ft	0.9 ft	0.7 ft	0.7 ft	0.7 ft
Period	3.1 s	3.1 s	3.1 s	3.0 s	2.9 s	2.9 s	2.5 s	2.5 s
Direction	SE	SE	SE	SE	SE	SE	SE	SE
Swell	1.3 ft · 3 s	1.2 ft · 3 s	0.9 ft · 3 s	0.8 ft · 3 s	0.7 ft · 3 s	0.6 ft · 3 s	0.4 ft · 3 s	0.5 ft · 2 s
Wind (mph)	6 ENE	6 NE	7 NE	7 ENE	5 E	3 SSE	4 SE	3 ESE

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	2.6 ft SE	4 s	1.6 ft SSE
Tue 27	2.6 ft SE	4 s	1.6 ft SSE
Mon 26	2.3 ft SE	3 s	0.7 ft SSE
Sun 25	1.3 ft SSE	3 s	0.7 ft SSE
Sat 24	0.7 ft SSE	2 s	0.3 ft SSE
Fri 23	0.3 ft SE	3 s	0.3 ft ESE
Thu 22	0.7 ft E	3 s	0.3 ft ENE

Show all 14 days

Day	Max wave	Period	Swell
Wed 21	0.7 ft SE	5 s	0.3 ft SE
Tue 20	1.3 ft SE	3 s	0.7 ft SSE
Mon 19	1.6 ft ESE	3 s	1.0 ft ESE
Sun 18	1.6 ft E	3 s	0.7 ft SE
Sat 17	1.3 ft SE	4 s	0.7 ft SE
Fri 16	0.7 ft ESE	3 s	0.7 ft ESE
Thu 15	0.7 ft ESE	3 s	0.7 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 An ThớiQuestions

How are the waves today in An Thới?

Smooth (0.8 ft with a period of 2.9 s from the southeast). The highest wave to expect is around 1.8 ft.

Which day will have the biggest waves this week?

Thursday 29, with waves up to 1.6 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 1.8 ft.

More about An Thới today

Waves near An Thới

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 4.2 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 12:32 pm (local time).

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