Osaki 48 hour detailed Surf Forecast

Lat Long: 35.29° N 139.56° E

Issued: 8 am 08 Oct 2026 (local time)

Forecast update in hr min

Today's Osaki sea temperature is

24.0°C

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

Surf Forecasts:

How big are the waves at Osaki today (08 Oct):

Morning surf: Morning surf (08 Oct, local time) - 1.5ft (0.4m), 11s period with SE swell.
Afternoon surf: Afternoon surf (08 Oct, local time) - 1.5ft (0.4m), 10s period with SE swell.
Evening surf: Evening surf (08 Oct, local time) - 2ft (0.6m), 7s period with ESE swell.

The current surf forecast for Osaki at 5PM is: 0.4m 10s primary swell from a Southeast direction and 0.1m 17s secondary swell from a Southeast direction (forecast issued at 08:00am October 08). The wind direction is predicted to be cross-shore.

Time (JST) & Date	Wave Height	Wave Period
Morning (08 Oct)	1.5ft (0.4m)	11s
Afternoon (08 Oct)	1.5ft (0.4m)	10s
Evening (08 Oct)	2ft (0.6m)	7s

Table - waves today at Osaki. (Swell directed towards the surf break)

	Short Range Forecast Mostly dry. Warm (max 24°C on Sat afternoon, min 19°C on Fri night). Wind will be generally light.
	Thursday 8						Friday 9								Saturday 10
	6 AM	9 AM	12 PM	3 PM	6 PM	9 PM	12 AM	3 AM	6 AM	9 AM	12 PM	3 PM	6 PM	9 PM	12 AM	3 AM	6 AM	9 AM	12 PM	3 PM	6 PM	9 PM
Rating (10 max)	0	0	0	0	0	0	0	0	1	0	0	1	0	0	0	0	0	1	1	1	0	0
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	SE 11	SE 11	SE 10	SE 10	SE 10	ESE 7	SE 9	SE 9	ESE 20	SE 9	ESE 18	ESE 17	ESE 16	ESE 8	ESE 15	ESE 15	SE 14	ESE 14	ESE 13	ESE 13	ESE 13	ESE 13
Wave Graph
kJ	31	29	37	35	35	33	30	29	38	32	30	57	51	76	43	42	53	76	120	151	147	181
Wind (km/h)	NNE	NE	NE	ESE	SE	SE	E	ENE	NE	NE	ENE	E	ESE	ENE	NE	NNE	NNE	NNE	NE	NE	E	NE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	off	off	cross-off	cross	cross	cross	cross-off	cross-off	off	off	cross-off	cross-off	cross	cross-off	off	off	off	off	off	cross-off	cross-off	cross-off
High Tide					3:36PM1.40m				3:12AM1.39m				4:00PM1.43m				4:06AM1.47m				4:24PM1.46m
Low Tide		8:51AM0.48m					9:26PM0.78m				9:38AM0.50m				10:01PM0.62m				10:19AM0.54m


	5:41	—	—	—	—	—	—	5:41	—	—	—	—	—	—	—	5:41	—	—	—	—	—	—
	—	—	—	5:16	—	—	—	—	—	—	—	5:15	—	—	—	—	—	—	—	5:14	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	19	20	21	22	22	21	21	21	20	20	21	23	22	20	20	19	19	20	21	24	23	21
Feels °C	15	18	20	20	21	20	21	21	19	19	20	22	19	18	18	17	17	17	19	22	20	20
Swell 1 Height (m) Direction Period (s)	SE 11	SE 11	SE 10	SE 10	SE 10	SE 10	SE 9	SE 9	SE 9	SE 9	SE 8	SE 8	ESE 16	SE 8	SE 8	ESE 15	SE 14	ESE 14	ESE 13	ESE 13	ESE 13	ESE 13
kJ	31	29	37	35	35	33	30	29	21	20	18	18	51	23	15	42	53	76	120	151	147	181
Swell 2 Height (m) Direction Period (s)	ESE 11	ESE 11	E 18	SE 18	SE 17	ESE 17	ESE 17	ESE 16	ESE 20	ESE 18	ESE 18	ESE 17	SE 8	ESE 16	ESE 15	SE 8	SE 8	SE 8	—	S 9	S 9	S 9
kJ	12	12	6	12	11	29	27	26	38	32	30	57	11	50	43	9	9	10	—	2	2	2
Swell 3 Height (m) Direction Period (s)	E 18	—	ESE 18	E 21	E 21	—	SE 21	SE 20	ESE 16	SE 12	SE 11	SE 11	SE 11	SE 11	SE 11	SE 18	SE 10	SE 10	—	—	—	—
kJ	6	—	30	8	8	—	17	16	25	5	5	5	5	5	5	12	4	4	—	—	—	—
Wind waves Height (m) Direction Period (s)	NE 2	NNE 2	—	—	—	ESE 7	—	—	—	—	—	—	ESE 2	ESE 8	—	—	NE 2	NNE 2	NE 2	—	ENE 2	ENE 3
kJ	1	1	—	—	—	29	—	—	—	—	—	—	1	76	—	—	1	1	1	—	1	3
Nearest Offshore or Glassy	Uchiboso Chiba	Uchiboso Chiba	zushi Marina Kanagawa	Usami Shizuoka	Sakawa River Kanagawa	Hanamizu River Kanagawa	zushi Marina Kanagawa	zushi Marina Kanagawa	Osaki Kanagawa	zushi Marina Kanagawa	zushi Marina Kanagawa	Osaki Kanagawa	Hanamizu River Kanagawa	Rock Island Kanagawa	zushi Marina Kanagawa	zushi Marina Kanagawa	zushi Marina Kanagawa	Osaki Kanagawa	Osaki Kanagawa	Osaki Kanagawa	Uchiboso Chiba	Shichirigahama Kanagawa
Rating (10 max)	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	2	1
Distance (km)	37	37	0	54	38	28	0	0	0	0	0	0	28	1	0	0	0	0	0	0	37	5
Best forecast wave conditions in Kanagawa	Sakawa River		Inamura Point		Sakawa River	Sakawa River	Sakawa River	Sakawa River	Oiso Jetty	Shonan	Inamura Point	Kugenuma Rivermouth	Sakawa River	Inamura Point	Sakawa River	Sakawa River	Sakawa River	Oiso Jetty	Shonan	Inamura Point		Shonan
Rating (10 max)	2		1		1	1	2	2	1	1	1	1	2	1	2	2	2	1	1	1		1
Best forecast wave conditions in Japan	Amatu Chiba	Mera Chiba	Mera Chiba	Usami Shizuoka	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Kuminatu Chiba	Malibu Chiba	Amatu Chiba	Omaezaki Shizuoka	Mera Chiba	Mera Chiba	Amatu Chiba	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Katagai Chiba	Mera Chiba	Omaezaki Shizuoka	Mera Chiba	Omaezaki Shizuoka	Omaezaki Shizuoka
Rating (10 max)	4	4	3	1	2	2	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4	4
Header Global	Heaven South Africa	Batu Hiu Indonesia	Hell South Africa	Benkunqut Indonesia	Benkunqut Indonesia	Keramas Indonesia	Keramas Indonesia	Boneyards South Africa	Outside Corner Indonesia	Desert Point (Bangko-Bangko) Indonesia	Dolphin Point South Africa	Dolphin Point South Africa	Ahijedero Mexico	Dinner Plates New Zealand	Hullets Reef South Africa	Boneyards South Africa	Boneyards South Africa	Ahijedero Mexico	Steep Point Australia	Mata Veri Chile	Pascuales Mexico	Easter Reef Australia
Rating (10 max)	6	5	6	5	5	5	5	5	5	5	5	5	4	5	5	5	5	5	5	5	5	8

Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

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Osaki 48 hour detailed Surf Forecast

How big are the waves at Osaki today (08 Oct):

Short Range Forecast

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