TidePlanet

Waves in Port Germein

Hourly wave forecast for 7 days · updated today, Thursday, October 29, at 10:52 am (GMT+10:30)
Now · significant height 0.8 ft
Sea state
Smooth · Douglas 2
Period
6.2 s · SSW
Swell
0.6 ft · 3 s
Highest expected
1.6 ft

Today the sea at Port Germein is smooth: 0.8 ft waves with a period of 6.2 s from the south-southwest. The swell, 0.6 ft at 3 s, comes from the south-southwest. Biggest waves: Wednesday 4, with waves up to 4.8 ft (moderate).

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 common0.4 ft
  • Significant0.8 ft
  • Highest expected1.6 ft

One wave in seven is higher than the significant height, and about 3 times a day one reaches 1.6 ft. Before heading out, expect waves of up to 1.6 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 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 1.6 ft Smooth SSW 10 s 1.3 ft SSW 13 mph ESE
Fri 30 1.4 ft Smooth ESE 7 s 0.8 ft S 18 mph NE
Sat 31 1.0 ft Smooth SW 5 s 1.0 ft SW 12 mph WSW
Sun 1 2.0 ft Slight SSE 6 s 1.0 ft SSW 26 mph E
Mon 2 3.0 ft Slight SSW 6 s 1.3 ft S 21 mph WSW
Tue 3 2.8 ft Slight SSW 6 s 2.3 ft SSW 10 mph S
Wed 4 4.8 ft Moderate SSW 5 s 1.4 ft SSW 18 mph SSW

Today, every 3 hours

Time 12:00 am3:00 am6:00 am9:00 am12:00 pm3:00 pm6:00 pm9:00 pm
Waves 1.6 ft1.3 ft1.0 ft0.9 ft0.7 ft0.7 ft0.7 ft0.7 ft
Period 3.7 s4.0 s4.6 s5.5 s6.7 s8.1 s9.2 s9.5 s
Direction SSSSWSSWSSWSSWSSWSSW
Swell 1.3 ft · 3 s1.2 ft · 3 s0.9 ft · 3 s0.7 ft · 3 s0.5 ft · 2 s0.5 ft · 8 s0.5 ft · 10 s0.5 ft · 10 s
Wind (mph) 5 SE6 E9 E5 NE4 WSW7 SW7 SSW6 E

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 SSW5 s1.3 ft SSW
Tue 27 1.6 ft SSW7 s1.0 ft SSW
Mon 26 2.3 ft SSW6 s2.0 ft SSW
Sun 25 3.3 ft SSW5 s2.0 ft SW
Sat 24 2.0 ft SSW5 s1.3 ft SSW
Fri 23 1.6 ft SSW12 s1.0 ft SW
Thu 22 1.0 ft SSW10 s1.0 ft SSW
Show all 14 days
DayMax wavePeriodSwell
Wed 21 1.6 ft SSW5 s1.3 ft SSW
Tue 20 1.6 ft SSW11 s1.0 ft SW
Mon 19 1.0 ft NNE11 s0.7 ft NE
Sun 18 1.0 ft E3 s0.3 ft ESE
Sat 17 0.3 ft SSW8 s0.3 ft SSW
Fri 16 0.7 ft SSE7 s0.3 ft SSE
Thu 15 1.3 ft SSW8 s1.0 ft SSW

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 Port GermeinQuestions

How are the waves today in Port Germein?

Smooth (0.8 ft with a period of 6.2 s from the south-southwest). The highest wave to expect is around 1.6 ft.

Which day will have the biggest waves this week?

Wednesday 4, with waves up to 4.8 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 1.6 ft.

More about Port Germein today

Waves near Port Germein

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 8.5 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 10:52 am (local time).

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