Santos (Hachijojima Island) 48 hour detailed Surf Forecast

Lat Long: 33.07° N 139.84° E

Issued: 2 am 17 Jul 2026 (local time)

Forecast update in hr min

Today's Santos (Hachijojima Island) sea temperature is

27.7° 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 (17 Jul):

Morning surf: Morning surf (17 Jul, local time) - 3ft (0.9m), 9s period with E swell.
Afternoon surf: Afternoon surf (17 Jul, local time) - 3ft (0.9m), 9s period with E swell.
Evening surf: Evening surf (17 Jul, local time) - 2.5ft (0.8m), 9s period with E swell.

The current surf forecast for Santos (Hachijojima Island) at 5AM is: 0.9m 9s primary swell from a East direction and 0.3m 3s secondary swell from a South-southeast direction (forecast issued at 02:00am July 17). An open ocean swell of 0.9m 7s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (JST) & Date	Wave Height	Wave Period
Morning (17 Jul)	3ft (0.9m)	9s
Afternoon (17 Jul)	3ft (0.9m)	9s
Evening (17 Jul)	2.5ft (0.8m)	9s

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

	Short Range Forecast Mostly dry. Warm (max 28°C on Fri morning, min 25°C on Sun night). Wind will be generally light.
	Friday 17								Saturday 18								Sunday 19
	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	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	0	0
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	E 9	E 9	E 9	E 9	E 9	E 9	E 9	E 9	E 9	E 8	E 9	E 9	E 9	E 9	E 9	E 9	E 10	E 10	E 9	E 9	E 9	E 9	E 9	E 9
Wave Graph
kJ	127	125	122	125	122	119	117	94	117	115	99	102	162	162	166	171	183	214	244	234	198	202	198	198
Wind (km/h)	S	SSE	SSE	SSE	SSE	SE	SE	SE	ESE	SE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	ESE	E	ESE	ESE	ESE	SE
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross	cross-on	cross-on	cross-on	cross-on	cross-on	on	on	on	on	on	on	on	on	on	on	on	on	on	on	on	on	on	on
High Tide				6:22AM1.55m				8:11PM1.45m				7:13AM1.52m				8:39PM1.47m				8:05AM1.45m
Low Tide		00:46AM0.88m				1:24PM0.11m				1:29AM0.85m				2:02PM0.32m				2:16AM0.83m				2:35PM0.54m


	—	4:43	—	—	—	—	—	—	—	4:43	—	—	—	—	—	—	—	4:43	—	—	—	—	—	—
	—	—	—	—	—	—	6:49	—	—	—	—	—	—	—	6:49	—	—	—	—	—	—	—	6:47	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Temp °C	27	27	27	27	28	27	27	27	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26	26
Feels °C	30	30	29	29	30	29	28	28	27	27	28	27	27	28	27	28	28	28	28	28	28	28	28	29
Swell 1 Height (m) Direction Period (s)	WSW 7	E 9	E 9	E 9	E 9	E 9	E 9	E 9	E 9	E 8	E 9	E 9	E 9	E 9	E 9	E 9	E 10	E 10	E 9	E 9	E 9	E 9	E 9	E 9
kJ	93	125	122	125	122	119	117	94	117	115	99	102	162	162	166	171	183	214	244	234	198	202	198	198
Swell 2 Height (m) Direction Period (s)	E 9	WSW 7	SW 7	SW 7	SW 7	WSW 7	WSW 7	WSW 7	WSW 7	WSW 7	WSW 7	WSW 7	WSW 7	WSW 7	SE 8	WSW 8	WSW 7	WSW 7	WSW 7	WSW 9	WSW 9	WSW 8	WSW 8	WSW 8
kJ	127	68	77	77	75	47	46	43	33	32	27	27	19	18	29	47	33	19	19	30	29	28	27	23
Swell 3 Height (m) Direction Period (s)	SE 10	SW 9	SW 10	SE 10	SE 9	SW 10	SE 9	SE 8	SW 9	SE 9	SW 10	SE 8	SE 8	SE 8	WSW 7	SE 7	SE 8	SE 7	SE 7	S 8	SE 7	SE 8	SSE 8	SE 8
kJ	15	23	24	23	21	23	27	24	20	19	23	33	31	30	19	27	28	14	13	11	19	20	13	18
Wind waves Height (m) Direction Period (s)	—	—	SSE 3	SE 3	SE 3	SE 3	ESE 4	ESE 4	SE 4	SE 3	SE 8	ESE 3	SE 4	—	—	—	—	—	—	—	—	—	—	—
kJ	—	—	1	1	4	5	8	9	6	4	43	5	3	—	—	—	—	—	—	—	—	—	—	—
Nearest Offshore or Glassy	Niijima - Habushiura Izu Islands	Niijima - Habushiura Izu Islands	Niijima - Habushiura Izu Islands	Niijima - Habushiura Izu Islands	Keta Reef Oshima Izu Islands	Keta Reef Oshima Izu Islands	Keta Reef Oshima Izu Islands	Osaki Point Shikoku	Ohara Chiba	Ohara Chiba	Keta Reef Oshima Izu Islands	Ohara Chiba	Mera Chiba	Ohara Chiba	Keta Reef Oshima Izu Islands	Keta Reef Oshima Izu Islands	Keta Reef Oshima Izu Islands	Keta Reef Oshima Izu Islands	Kisami-Ohama Beach Shizuoka	Niijima - Habushiura Izu Islands	Keta Reef Oshima Izu Islands	Keta Reef Oshima Izu Islands	Ohara Chiba	Ohara Chiba
Rating (10 max)	2	2	2	2	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	2	1	1	2	2
Distance (km)	152	152	152	152	191	191	191	524	249	249	191	249	204	249	191	191	191	191	196	152	191	191	249	249
Best forecast wave conditions in Izu Islands	Niijima - Awaii	Niijima - Awaii	Niijima - Awaii	Niijima - Awaii	Keta Reef Oshima	Keta Reef Oshima	Keta Reef Oshima				Keta Reef Oshima				Keta Reef Oshima	Keta Reef Oshima	Keta Reef Oshima	Keta Reef Oshima		Niijima - Awaii	Keta Reef Oshima	Keta Reef Oshima
Rating (10 max)	2	2	2	2	1	1	1				1				1	1	1	1		2	1	1
Best forecast wave conditions in Japan	Niijima - Awaii Izu Islands	Niijima - Awaii Izu Islands	Kuminatu Chiba	Matsube Bay Chiba	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Niyodo Rivermouth Shikoku	Kudaka Okinawa	Keta Reef Oshima Izu Islands	Keta Reef Oshima Izu Islands	Keta Reef Oshima Izu Islands	Omaezaki Shizuoka	Tsurigasaki Surfing Beach (Tokyo 2020) Chiba	Tsurigasaki Surfing Beach (Tokyo 2020) Chiba	Tsurigasaki Surfing Beach (Tokyo 2020) Chiba	Omaezaki Shizuoka	Shida Chiba	Shida Chiba
Rating (10 max)	2	2	2	2	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	2	2	1	2	2
Header Global	Dunedin - Bobs Beach New Zealand	Easter Reef Australia	Easter Reef Australia	Easter Reef Australia	Easter Reef Australia	Easter Reef Australia	Easter Reef Australia	East Pier (Port Alfred) South Africa	Easter Reef Australia	Dunedin - Bobs Beach New Zealand	Dunedin - Bobs Beach New Zealand	Dunedin - Bobs Beach New Zealand	Dunedin - Bobs Beach New Zealand	Seconds (White Rock) New Zealand	Otago Peninsula - Allans Beach New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand	Papatowai New Zealand
Rating (10 max)	8	5	5	5	6	6	6	5	5	6	7	7	6	9	7	9	9	7	6	6	6	6	5	5

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

Latest Updates

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Santos (Hachijojima Island) 48 hour detailed Surf Forecast

How big are the waves at Santos (Hachijojima Island) today (17 Jul):

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