TidePlanet

Waves in San Antonio Oeste

Hourly wave forecast for 7 days · updated today, Thursday, October 29, at 12:55 am (GMT-3)
Now · significant height 1.3 ft
Sea state
Smooth · Douglas 2
Period
4.1 s · SSE
Swell
1.2 ft · 3 s
Highest expected
2.8 ft

Today the sea at San Antonio Oeste is smooth: 1.3 ft waves with a period of 4.1 s from the south-southeast. The swell, 1.2 ft at 3 s, comes from the south-southeast. Biggest waves: Sunday 1, with waves up to 2.6 ft (slight).

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 common0.7 ft
  • Significant1.3 ft
  • Highest expected2.8 ft

One wave in seven is higher than the significant height, and about 3 times a day one reaches 2.8 ft. Before heading out, expect waves of up to 2.8 ft.

The Douglas sea state scale

DegreeNameWave 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 · week peak 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 1.4 ft Smooth SE 5 s 1.3 ft SE 16 mph NNE
Fri 30 1.7 ft Slight E 5 s 1.2 ft SE 18 mph N
Sat 31 2.0 ft Slight NNE 4 s 1.2 ft SE 20 mph NNW
Sun 1 2.6 ft Slight WNW 4 s 1.2 ft ENE 19 mph WNW
Mon 2 1.8 ft Slight S 4 s 1.1 ft S 21 mph SE
Tue 3 2.0 ft Slight ENE 3 s 1.1 ft ESE 21 mph NNE
Wed 4 1.2 ft Smooth NE 5 s 0.7 ft ESE 13 mph N

Today, every 3 hours

Time 12:00 am3:00 am6:00 am9:00 am12:00 pm3:00 pm6:00 pm9:00 pm
Waves 1.4 ft1.2 ft1.2 ft1.1 ft1.0 ft0.9 ft0.9 ft0.9 ft
Period 4.1 s4.4 s4.6 s4.8 s5.0 s5.3 s5.1 s4.2 s
Direction SSESSESESESESESESE
Swell 1.3 ft · 3 s1.2 ft · 3 s1.1 ft · 3 s1.0 ft · 4 s0.9 ft · 4 s0.7 ft · 4 s0.7 ft · 4 s0.6 ft · 4 s
Wind (mph) 5 SSE3 SE5 ENE5 N6 NNW5 N7 N12 NNE

Previous days

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

DayMax wavePeriodSwell
Wed 28 2.0 ft SSE8 s1.6 ft SSE
Tue 27 1.6 ft N7 s0.7 ft ESE
Mon 26 1.6 ft E6 s1.3 ft SE
Sun 25 2.0 ft SE6 s2.0 ft SE
Sat 24 3.9 ft SSE5 s2.3 ft SE
Fri 23 3.9 ft SSE5 s1.3 ft SE
Thu 22 3.3 ft SSE10 s2.0 ft SSE
Show all 14 days
DayMax wavePeriodSwell
Wed 21 1.3 ft E11 s1.3 ft ESE
Tue 20 2.3 ft NE6 s1.0 ft ESE
Mon 19 1.6 ft NE5 s1.0 ft ESE
Sun 18 2.0 ft ENE5 s1.3 ft ESE
Sat 17 2.0 ft ESE4 s1.3 ft SE
Fri 16 1.6 ft SE5 s1.6 ft SE
Thu 15 2.3 ft SE6 s2.0 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 San Antonio OesteQuestions

How are the waves today in San Antonio Oeste?

Smooth (1.3 ft with a period of 4.1 s from the south-southeast). The highest wave to expect is around 2.8 ft.

Which day will have the biggest waves this week?

Sunday 1, 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 2.8 ft.

More about San Antonio Oeste today

Waves near San Antonio Oeste

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 5.6 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 12:55 am (local time).

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