Santos (Hachijojima Island) 48 hour detailed Surf Forecast

Lat Long: 33.07° N 139.84° E

Issued: 8 am 29 Jul 2026 (local time)

Forecast update in hr min

Today's Santos (Hachijojima Island) sea temperature is

29.6° C

Santos (Hachijojima Island) 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 Santos (Hachijojima Island) today (29 Jul):

Morning surf: Morning surf (29 Jul, local time) - 2ft (0.6m), 9s period with NE swell.
Afternoon surf: Afternoon surf (29 Jul, local time) - 1.5ft (0.5m), 10s period with SE swell.
Evening surf: Evening surf (29 Jul, local time) - 1.5ft (0.4m), 10s period with SE swell.

The current surf forecast for Santos (Hachijojima Island) at 11AM is: 0.5m 10s primary swell from a Southeast direction and 0.5m 9s secondary swell from a Northeast direction (forecast issued at 08:00am July 29). An open ocean swell of 1.8m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (JST) & Date	Wave Height	Wave Period
Morning (29 Jul)	2ft (0.6m)	9s
Afternoon (29 Jul)	1.5ft (0.5m)	10s
Evening (29 Jul)	1.5ft (0.4m)	10s

Table - waves today at Santos (Hachijojima Island). (Swell directed towards the surf break)

	Short Range Forecast Moderate rain (total 14mm), heaviest on Wed night. Warm (max 29°C on Wed morning, min 28°C on Wed morning). Mainly strong winds.
	Wednesday 29						Thursday 30								Friday 31
	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	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	NE 9	NE 9	NE 9	SE 10	SE 10	SE 10	SE 10	SE 10	SE 10	SE 10	SE 10	SE 10	SE 10	ESE 9	ESE 9	ESE 9	ESE 9	ESE 9	ESE 9	ENE 12	SE 9	SE 8
Wave Graph
kJ	62	49	43	44	44	23	23	32	23	32	31	29	24	33	33	33	32	32	32	27	13	11
Wind (km/h)	WSW	WSW	W	W	WSW	WSW	WSW	WSW	WSW	W	WSW	WSW	WSW	WSW	WSW	WSW	WSW	WSW	WSW	WSW	WSW	SW
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off	cross-off
High Tide	4:21AM1.45m					6:30PM1.45m			4:57AM1.51m					6:52PM1.49m			5:32AM1.55m					7:13PM1.52m
Low Tide			11:30AM0.11m				11:33PM0.92m				12:00PM0.13m					00:02AM0.89m				12:28PM0.19m


	4:50	—	—	—	—	—	—	4:50	—	—	—	—	—	—	—	4:52	—	—	—	—	—	—
	—	—	—	—	6:42	—	—	—	—	—	—	—	6:42	—	—	—	—	—	—	—	6:40	—
mm	1	—	1	—	—	1	2	1	2	—	—	1	—	—	2	2	1	—	—	—	—	—
Temp °C	28	28	29	29	29	29	29	29	29	29	29	29	29	29	29	29	29	29	29	29	29	29
Feels °C	27	26	28	30	30	29	28	29	27	29	28	28	30	30	29	29	30	30	30	31	31	31
Swell 1 Height (m) Direction Period (s)	NE 9	NE 9	NE 9	SSW 8	SE 10	NW 5	NW 5	NE 9	SSW 7	SSW 8	SSW 7	SE 10	SE 10	ESE 9	ESE 9	ESE 9	ESE 9	ESE 9	ESE 9	ESE 8	SSW 7	NW 5
kJ	62	49	39	33	44	18	14	21	21	32	31	23	24	33	33	33	32	32	32	14	9	8
Swell 2 Height (m) Direction Period (s)	SE 10	SE 10	SE 9	SE 10	NE 9	NE 9	NE 9	SE 10	NE 9	SE 10	SE 10	NE 9	NE 9	NNE 8	ENE 12	ENE 12	ENE 12	ENE 12	SW 7	SW 7	SE 9	SE 8
kJ	34	48	43	44	29	21	21	23	21	23	23	12	12	7	14	14	14	14	12	12	13	11
Swell 3 Height (m) Direction Period (s)	E 9	E 9	SSW 8	NE 9	E 9	SE 10	SE 10	ENE 13	SE 10	NE 9	NE 9	ENE 12	ENE 12	ENE 12	NNE 8	NNE 8	NE 8	NE 8	ENE 12	ENE 12	ENE 11	NE 8
kJ	16	15	25	40	14	23	23	32	23	20	20	29	14	14	7	6	3	3	14	27	13	9
Wind waves Height (m) Direction Period (s)	WSW 6	WSW 6	WSW 6	WSW 6	WSW 6	WSW 6	WSW 6	WSW 6	WSW 6	WSW 6	WSW 6	WSW 6	WSW 6	WSW 6	WSW 6	WSW 6	WSW 6	WSW 6	WSW 6	WSW 6	WSW 6	SW 6
kJ	238	279	298	207	192	175	145	150	131	165	170	223	241	207	179	200	200	190	132	102	90	64
Nearest Offshore or Glassy	Nagahama Kanagawa	Kamogawa Chiba	Chikura Chiba	Chikura Chiba	Chikura Chiba	Chikura Chiba	Chikura Chiba	Chikura Chiba	Keta Reef Oshima Izu Islands	Niijima - Awaii Izu Islands	Kisami-Ohama Beach Shizuoka	Niijima - Habushiura Izu Islands	Niijima - Habushiura Izu Islands	Niijima - Habushiura Izu Islands	Kurihama Kanagawa	Mera Chiba	Mera Chiba	Niijima - Habushiura Izu Islands	Niijima - Habushiura Izu Islands	Niijima - Habushiura Izu Islands	Chikura Chiba	Keta Reef Oshima Izu Islands
Rating (10 max)	1	1	2	2	2	1	2	2	1	1	1	1	1	1	1	1	1	2	1	1	1	1
Distance (km)	237	228	208	208	208	208	208	208	191	155	196	152	152	152	238	204	204	152	152	152	208	191
Best forecast wave conditions in Izu Islands									Keta Reef Oshima	Niijima - Awaii		Niijima - Awaii	Niijima - Awaii	Niijima - Habushiura				Niijima - Awaii	Niijima - Awaii	Niijima - Awaii		Keta Reef Oshima
Rating (10 max)									1	1		1	1	1				2	1	1		1
Best forecast wave conditions in Japan	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Matsube Bay Chiba	Matsube Bay Chiba	Chikura Chiba	Niyodo Rivermouth Shikoku	Suruga Bay Shizuoka	Chikura Chiba	Chikura Chiba	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niijima - Awaii Izu Islands	Katagai Chiba	Tsurigasaki Surfing Beach (Tokyo 2020) Chiba	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Matsube Bay Chiba	Suruga Bay Shizuoka	Katagai Chiba	Matsube Bay Chiba	Keta Reef Oshima Izu Islands
Rating (10 max)	1	1	2	2	2	1	2	2	2	1	1	1	1	1	1	1	1	2	1	1	1	1
Header Global	Chameau Mauritius	Cobblestones Australia	Cobblestones Australia	Cobblestones Australia	Gas Bay Australia	Addington (South Beach) South Africa	Point Roadnight Australia	Point Roadnight Australia	Bancoora Australia	Ala Moana Bowls United States	Bancoora Australia	Ahijedero Mexico	Ahijedero Mexico	Ahijedero Mexico	Ahijedero Mexico	Ahijedero Mexico	Cobblestones Australia	Asu Indonesia	Asu Indonesia	Addington (South Beach) South Africa	Asu Indonesia	Nine Mile New Zealand
Rating (10 max)	5	5	5	5	5	4	7	6	6	4	4	4	4	4	4	4	5	4	4	4	4	9

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

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Santos (Hachijojima Island) 48 hour detailed Surf Forecast

How big are the waves at Santos (Hachijojima Island) today (29 Jul):

Short Range Forecast

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