TidePlanet

Waves in Nejime-kawaminan

Hourly wave forecast for 7 days · updated today, Thursday, October 29, at 4:31 pm (GMT+9)
Now · significant height 1.1 ft
Sea state
Smooth · Douglas 2
Period
7.2 s · SSE
Swell
0.7 ft · 7 s
Highest expected
2.3 ft

Today the sea at Nejime-kawaminan is smooth: 1.1 ft waves with a period of 7.2 s from the south-southeast. The swell, 0.7 ft at 7 s, comes from the south. Biggest waves: Monday 2, with waves up to 4.6 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 common0.6 ft
  • Significant1.1 ft
  • Highest expected2.3 ft

One wave in seven is higher than the significant height, and about 3 times a day one reaches 2.3 ft. Before heading out, expect waves of up to 2.3 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 S 7 s 1.2 ft SSW 6 mph SSE
Fri 30 1.8 ft Slight SSW 7 s 1.4 ft S 11 mph W
Sat 31 2.0 ft Slight SW 10 s 1.6 ft WSW 8 mph NW
Sun 1 2.7 ft Slight SE 14 s 2.6 ft ESE 6 mph S
Mon 2 4.6 ft Moderate SW 13 s 3.6 ft SSW 17 mph WSW
Tue 3 3.0 ft Slight S 13 s 2.5 ft SSE 6 mph NNE
Wed 4 3.0 ft Slight SE 12 s 2.6 ft SE 13 mph ENE

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 ft1.4 ft1.3 ft1.2 ft1.1 ft1.1 ft1.1 ft1.1 ft
Period 7.3 s7.1 s7.0 s7.0 s7.1 s7.2 s7.2 s7.3 s
Direction WSWWSWSSWSSSSSESE
Swell 1.2 ft · 5 s1.0 ft · 5 s0.9 ft · 5 s0.7 ft · 6 s0.7 ft · 6 s0.7 ft · 6 s0.7 ft · 8 s0.9 ft · 8 s
Wind (mph) 3 NE1 NNW1 S1 E5 SSE6 S2 SSE3 S

Previous days

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

DayMax wavePeriodSwell
Wed 28 3.3 ft WNW8 s2.6 ft W
Tue 27 3.3 ft WNW6 s2.3 ft WSW
Mon 26 4.9 ft SSW8 s4.3 ft SW
Sun 25 4.3 ft S8 s3.0 ft SSW
Sat 24 5.2 ft S9 s3.0 ft S
Fri 23 3.9 ft SSE11 s3.0 ft S
Thu 22 3.9 ft SSE11 s3.3 ft SSE
Show all 14 days
DayMax wavePeriodSwell
Wed 21 3.9 ft SSE11 s3.3 ft SE
Tue 20 3.0 ft SE11 s2.6 ft SE
Mon 19 2.3 ft SE8 s2.3 ft SE
Sun 18 2.3 ft SE6 s2.3 ft SE
Sat 17 2.0 ft ESE7 s2.0 ft ESE
Fri 16 1.3 ft SE9 s1.0 ft ESE
Thu 15 2.0 ft SW8 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 Nejime-kawaminanQuestions

How are the waves today in Nejime-kawaminan?

Smooth (1.1 ft with a period of 7.2 s from the south-southeast). The highest wave to expect is around 2.3 ft.

Which day will have the biggest waves this week?

Monday 2, with waves up to 4.6 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 2.3 ft.

More about Nejime-kawaminan today

Waves near Nejime-kawaminan

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 0.8 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 4:31 pm (local time).

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