ariasurf

コペペ海岸

東京都, 日本

Right now

Conditions at 5:00 AM Japan Standard Time.

Fair

Waist-high (1.1 m) at 8 s, heading toward SW, with strong cross-shore wind toward WNW.

Swell

1.1 m

8 s

Wind

68 km/h

WNW

Cross-shore

Tide

0.6 m

Rising

Weather

28 °C

Hail storm

28 °C water

7-day forecast

Wave height and the best conditions expected each day.

Hourly forecast

Saturday, September 19, 2026

Time	Rating	Swell	Swell direction	Wind	Wind direction	Tide	Weather
12 AM	Poor	0.8 m · 9 s	SSW	70 km/h · 100 km/h gusts	W Offshore	0.8 m	Hail storm · 28 °C
1 AM	Fair	0.8 m · 9 s	SSW	72 km/h · 100 km/h gusts	W Cross-shore	0.7 m	Hail storm · 28 °C
2 AM	Fair	0.9 m · 9 s	SW	69 km/h · 99 km/h gusts	W Cross-shore	0.7 m	Hail storm · 28 °C
3 AM	Fair	1 m · 9 s	SW	65 km/h · 99 km/h gusts	WNW Cross-shore	0.6 m	Thunderstorm · 28 °C
4 AM	Fair	1.1 m · 9 s	SW	59 km/h · 89 km/h gusts	WNW Cross-shore	0.6 m	Thunderstorm · 28 °C
5 AM	Fair	1.1 m · 8 s	SW	68 km/h · 88 km/h gusts	WNW Cross-shore	0.6 m	Hail storm · 28 °C
6 AM	Fair	1.2 m · 8 s	SSW	62 km/h · 92 km/h gusts	WNW Cross-shore	0.6 m	Thunderstorm · 27 °C
7 AM	Fair	1.4 m · 8 s	SW	71 km/h · 91 km/h gusts	WNW Cross-shore	0.6 m	Hail storm · 28 °C
8 AM	Fair	1.5 m · 8 s	SW	75 km/h · 93 km/h gusts	NW Cross-shore	0.7 m	Hail storm · 28 °C
9 AM	Fair	1.6 m · 9 s	SW	67 km/h · 93 km/h gusts	NW Cross-shore	0.8 m	Thunderstorm · 27 °C
10 AM	Fair	1.7 m · 9 s	WSW	66 km/h · 89 km/h gusts	NW Cross-shore	0.8 m	Hail storm · 28 °C
11 AM	Fair	1.9 m · 9 s	WSW	66 km/h · 90 km/h gusts	NW Cross-shore	0.9 m	Heavy drizzle · 28 °C
12 PM	Fair	2.1 m · 9 s	WSW	68 km/h · 91 km/h gusts	NW Onshore	0.9 m	Hail storm · 27 °C
1 PM	Fair	2.2 m · 9 s	WSW	57 km/h · 81 km/h gusts	NNW Onshore	0.9 m	Light showers · 28 °C
2 PM	Fair	2.4 m · 9 s	WSW	62 km/h · 87 km/h gusts	NW Onshore	0.9 m	Thunderstorm · 27 °C
3 PM	Fair	2.6 m · 9 s	W	58 km/h · 76 km/h gusts	NW Onshore	1 m	Heavy drizzle · 28 °C
4 PM	Fair	2.5 m · 9 s	W	59 km/h · 80 km/h gusts	NNW Onshore	0.9 m	Thunderstorm · 28 °C
5 PM	Fair	2.5 m · 9 s	W	59 km/h · 73 km/h gusts	NNW Onshore	1 m	Thunderstorm · 28 °C
6 PM	Fair	2.5 m · 9 s	W	54 km/h · 76 km/h gusts	NNW Onshore	1 m	Hail storm · 27 °C
7 PM	Fair	2.4 m · 9 s	W	59 km/h · 73 km/h gusts	NNW Onshore	1 m	Thunderstorm · 28 °C
8 PM	Fair	2.3 m · 9 s	W	59 km/h · 74 km/h gusts	NNW Onshore	1 m	Drizzle · 28 °C
9 PM	Fair	2.2 m · 9 s	W	58 km/h · 74 km/h gusts	NNW Onshore	1 m	Drizzle · 28 °C
10 PM	Fair	2.2 m · 8 s	W	53 km/h · 76 km/h gusts	NNW Onshore	0.9 m	Drizzle · 28 °C
11 PM	Fair	2.2 m · 8 s	W	64 km/h · 75 km/h gusts	NNW Onshore	0.9 m	Light drizzle · 28 °C