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Onjuku

Lat Long: 35.18° N 140.35° E

Onjuku Surf Photo: 'Onjuku' by –

Issued: 8 pm 11 Aug 2026 (local time)

Forecast update in hr min

Today's Onjuku sea temperature is

27.7° C

1.0°

Onjuku surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

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3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	SW	SW	SW	E	SSE
	6 s	cross- on	6 s	10 s	10 s

Open ocean wave model on 12 October at 9 am

Forecast wind and swell just offshore from Onjuku around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	SW	SW	SW	ESE	NNE
	6 s	cross- on	6 s	10 s	7 s

Open ocean wave model on 12 October at 12 pm

Forecast wind and swell just offshore from Onjuku around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	SW	SW	SW	ESE	SSE
	6 s	cross- on	6 s	10 s	9 s

Open ocean wave model on 12 October at 3 pm

Forecast wind and swell just offshore from Onjuku around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	SW	WSW	SW	ESE	SSE
	6 s	cross- on	6 s	10 s	10 s

Open ocean wave model on 12 October at 6 pm

Forecast wind and swell just offshore from Onjuku around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	SSW	NNE	N	SW	ESE
	7 s	cross- off	4 s	7 s	10 s

Open ocean wave model on 12 October at 9 pm

Forecast wind and swell just offshore from Onjuku around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	NE	NE	NE	SE	SW
	6 s	cross- off	5 s	8 s	7 s

Open ocean wave model on 13 October at 12 am

Forecast wind and swell just offshore from Onjuku around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	ESE	NNE	NE	ESE	SW
	9 s	off	6 s	8 s	7 s

Open ocean wave model on 13 October at 3 am

Forecast wind and swell just offshore from Onjuku around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	ESE	NNE	NE	ESE	WSW
	9 s	off	6 s	8 s	6 s

Open ocean wave model on 13 October at 6 am

Forecast wind and swell just offshore from Onjuku around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	ESE	NNE	NE	ESE	SSE
	9 s	cross- off	6 s	9 s	9 s

Open ocean wave model on 13 October at 9 am

Forecast wind and swell just offshore from Onjuku around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	ESE	NE	NNE	ESE	NE
	9 s	cross- off	6 s	9 s	6 s

Open ocean wave model on 13 October at 12 pm

Forecast wind and swell just offshore from Onjuku around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	SE	ENE	NE	SSE	NE
	9 s	glass	6 s	8 s	6 s

Open ocean wave model on 13 October at 3 pm

Forecast wind and swell just offshore from Onjuku around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	SE	E	NE	SSE	ESE
	9 s	cross	6 s	9 s	8 s

Open ocean wave model on 13 October at 6 pm

Forecast wind and swell just offshore from Onjuku around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	SE	ESE	ENE	SE	ENE
	10 s	glass	5 s	9 s	5 s

Open ocean wave model on 13 October at 9 pm

Forecast wind and swell just offshore from Onjuku around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	SE	SE	E	SE	E
	10 s	glass	5 s	9 s	10 s

Open ocean wave model on 14 October at 12 am

Forecast wind and swell just offshore from Onjuku around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	SE	NNE		SE	S
	10 s	off		9 s	16 s

Open ocean wave model on 14 October at 3 am

Forecast wind and swell just offshore from Onjuku around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	S	ENE	NE	S	SSE
	16 s	cross- off	5 s	16 s	9 s

Open ocean wave model on 14 October at 6 am

Forecast wind and swell just offshore from Onjuku around the time the photo was taken

3 hours earlier	Peak Waves	Wind	Wind Waves	Swell 1	Swell 2	3 hours later
	S	E	ENE	S	SSE
	16 s	cross	3 s	16 s	10 s

Open ocean wave model on 14 October at 9 am

Forecast wind and swell just offshore from Onjuku around the time the photo was taken

Image captured 3 hours and 11 minutes after low water (rising ordinary tide). Tide height was 0.7m (2.3 ft). Range 1.60m (5.2 ft). Toggle tide graph

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