ariasurf

石白川海水浴場

東京都, 日本

Right now

Conditions at 1:00 AM Japan Standard Time.

Fair

Overhead (2.2 m) at 9 s, heading toward WNW, with strong cross-shore wind toward SW.

Swell

2.2 m

WNW

9 s

Wind

43 km/h

Cross-shore

Tide

0.9 m

Falling

Weather

25 °C

Drizzle

25 °C water

7-day forecast

Wave height and the best conditions expected each day.

Hourly forecast

Sunday, September 20, 2026

Time	Rating	Swell	Swell direction	Wind	Wind direction	Tide	Weather
12 AM	Fair	2.3 m · 9 s	WNW	43 km/h · 64 km/h gusts	SW Cross-shore	1 m	Partly cloudy · 25 °C
1 AM	Fair	2.2 m · 9 s	WNW	43 km/h · 63 km/h gusts	SW Cross-shore	0.9 m	Drizzle · 25 °C
2 AM	Fair	2.2 m · 9 s	WNW	43 km/h · 64 km/h gusts	SW Cross-shore	0.8 m	Light rain · 25 °C
3 AM	Fair	2.1 m · 9 s	WNW	43 km/h · 65 km/h gusts	SW Cross-shore	0.7 m	Light rain · 25 °C
4 AM	Fair	2.1 m · 9 s	WNW	45 km/h · 64 km/h gusts	SW Cross-shore	0.6 m	Heavy drizzle · 25 °C
5 AM	Fair	2.1 m · 8 s	WNW	44 km/h · 66 km/h gusts	SW Cross-shore	0.6 m	Light rain · 25 °C
6 AM	Fair	2.2 m · 8 s	WNW	44 km/h · 68 km/h gusts	SW Cross-shore	0.6 m	Rain · 25 °C
7 AM	Fair	2.2 m · 9 s	NW	44 km/h · 70 km/h gusts	SW Cross-shore	0.7 m	Light rain · 25 °C
8 AM	Fair	2.3 m · 9 s	NW	45 km/h · 70 km/h gusts	SSW Cross-shore	0.7 m	Rain · 25 °C
9 AM	Fair	2.3 m · 9 s	NW	46 km/h · 69 km/h gusts	SSW Cross-shore	0.8 m	Heavy drizzle · 25 °C
10 AM	Fair	2.3 m · 9 s	NW	46 km/h · 71 km/h gusts	SSW Cross-shore	1 m	Light drizzle · 25 °C
11 AM	Fair	2.3 m · 9 s	NW	45 km/h · 76 km/h gusts	SSW Cross-shore	1.1 m	Drizzle · 25 °C
12 PM	Fair	2.3 m · 9 s	NW	44 km/h · 79 km/h gusts	SSW Cross-shore	1.2 m	Heavy drizzle · 25 °C
1 PM	Fair	2.4 m · 9 s	NW	46 km/h · 75 km/h gusts	SSW Cross-shore	1.2 m	Rain · 25 °C
2 PM	Fair	2.4 m · 9 s	NW	47 km/h · 73 km/h gusts	SW Cross-shore	1.3 m	Rain · 25 °C
3 PM	Fair	2.5 m · 9 s	NW	46 km/h · 75 km/h gusts	SW Cross-shore	1.3 m	Rain · 25 °C
4 PM	Fair	2.5 m · 9 s	NW	47 km/h · 79 km/h gusts	SW Cross-shore	1.3 m	Heavy rain · 25 °C
5 PM	Fair	2.5 m · 9 s	NW	48 km/h · 79 km/h gusts	SW Cross-shore	1.3 m	Rain · 25 °C
6 PM	Fair	2.5 m · 9 s	NW	48 km/h · 75 km/h gusts	SW Cross-shore	1.3 m	Rain · 25 °C
7 PM	Fair	2.4 m · 9 s	NW	48 km/h · 75 km/h gusts	SW Cross-shore	1.3 m	Light rain · 25 °C
8 PM	Fair	2.4 m · 9 s	NW	47 km/h · 75 km/h gusts	SW Cross-shore	1.3 m	Rain · 26 °C
9 PM	Fair	2.3 m · 9 s	NNW	45 km/h · 73 km/h gusts	SW Cross-shore	1.3 m	Heavy rain · 26 °C
10 PM	Fair	2.2 m · 9 s	NW	45 km/h · 76 km/h gusts	SW Cross-shore	1.3 m	Heavy rain · 26 °C
11 PM	Fair	2.1 m · 9 s	NW	42 km/h · 76 km/h gusts	SW Cross-shore	1.3 m	Heavy rain · 26 °C