TidePlanet

Waves in Sireniki

Hourly wave forecast for 7 days · updated today, Thursday, October 29, at 12:50 pm (GMT+12)
Now · significant height 8.5 ft
Sea state
Rough · Douglas 5
Period
9.0 s · SSW
Swell
7.8 ft · 8 s
Highest expected
17 ft
Waves up to 13 ft today

Today the sea at Sireniki is rough: 8.5 ft waves with a period of 9.0 s from the south-southwest. The swell, 7.8 ft at 8 s, comes from the south-southwest.

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 common4.3 ft
  • Significant8.5 ft
  • Highest expected17 ft

One wave in seven is higher than the significant height, and about 3 times a day one reaches 17 ft. Before heading out, expect waves of up to 17 ft.

The Douglas sea state scale

DegreeNameWave height
0 Calm (glassy) 0
1 Calm (rippled) 0.0 ft–0.3 ft
2 Smooth 0.3 ft–1.6 ft
3 Slight 1.6 ft–4.1 ft
4 Moderate 4.1 ft–8.2 ft
5 Rough · today 8.2 ft–13.1 ft
6 Very rough 13.1 ft–19.7 ft
7 High 19.7 ft–29.5 ft

Waves day by day

Day Max wave Sea state Direction Max period Swell Max wind
Today 13 ft Rough SSW 11 s 13 ft SSW 14 mph SW
Fri 30 6.7 ft Moderate S 9 s 6.2 ft SSW 19 mph NE
Sat 31 6.3 ft Moderate SW 13 s 5.2 ft SSW 23 mph N
Sun 1 5.3 ft Moderate SW 13 s 4.9 ft SW 12 mph WNW
Mon 2 7.8 ft Moderate S 8 s 3.7 ft SSW 17 mph E
Tue 3 8.5 ft Rough SE 9 s 5.9 ft SSE 26 mph ENE
Wed 4 7.3 ft Moderate S 11 s 7.0 ft SSW 14 mph E

Today, every 3 hours

Time 12:00 am3:00 am6:00 am9:00 am12:00 pm3:00 pm6:00 pm9:00 pm
Waves 13 ft12 ft11 ft9.4 ft8.7 ft8.1 ft7.7 ft7.2 ft
Period 10.5 s10.4 s10.2 s9.7 s9.2 s8.7 s8.5 s8.5 s
Direction SSWSSWSSWSSWSSWSSWSSWSSW
Swell 13 ft · 9 s12 ft · 9 s11 ft · 9 s9.3 ft · 8 s8.1 ft · 8 s7.3 ft · 8 s7.1 ft · 8 s6.8 ft · 7 s
Wind (mph) 10 S9 SSW8 SW9 SSW13 SW14 SW11 SW8 SSW

Previous days

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

DayMax wavePeriodSwell
Wed 28 21 ft SSW13 s18 ft SSW
Tue 27 11 ft S11 s9.2 ft SSW
Mon 26 9.5 ft SSW9 s8.2 ft SSW
Sun 25 12 ft S10 s9.8 ft SSW
Sat 24 21 ft S13 s17 ft SSW
Fri 23 11 ft S8 s6.6 ft SSW
Thu 22 3.3 ft SW6 s2.6 ft W
Show all 14 days
DayMax wavePeriodSwell
Wed 21 3.3 ft SW9 s2.3 ft SW
Tue 20 3.6 ft SW9 s3.3 ft SSW
Mon 19 5.9 ft SSW9 s5.6 ft SSW
Sun 18 7.2 ft SSW12 s6.6 ft SSW
Sat 17 3.0 ft W11 s2.0 ft SW
Fri 16 3.0 ft WNW10 s1.3 ft SW
Thu 15 2.6 ft WNW8 s1.6 ft W

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 SirenikiQuestions

How are the waves today in Sireniki?

Rough (8.5 ft with a period of 9.0 s from the south-southwest). The highest wave to expect is around 17 ft.

Which day will have the biggest waves this week?

Thursday 29, with waves up to 13 ft (rough).

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 17 ft.

More about Sireniki today

Waves near Sireniki

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 2.4 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 12:50 pm (local time).

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