Surf Forecasts:
Santos (Hachijojima Island) surf forecast from 31 Jul 2026:
- Best quality surf: Wednesday 5 Aug, 3AM (local time) - 18ft (5.5m), 16s period, SE swell with cross-onshore winds.
- Most powerful swell: Thursday 6 Aug, 12AM (local time) - 21ft (6.5m), 17s period, SSE swell with 21,447 kJ wave energy.
- Next surfable swell (1★+): Sunday 2 Aug, 12PM (local time) - 5.5ft (1.7m), 15s period with ESE swell.
Best Forecast Surf Conditions for Santos (Hachijojima Island) this week:
The surf forecast for Santos (Hachijojima Island) over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Aug 02) at 12PM. The primary swell is predicted to be 1.7m and 15s period. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Santos (Hachijojima Island) in the next 16 days are 6.5m 17s and forecast to arrive on Thursday (Aug 06) at 12AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 3.0m 14s period and expected on Friday (Aug 07) at 3PM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12PM (Sun 2nd Aug) | 5.5ft (1.7m) 15s |
| Best Surf | 3AM (Wed 5th Aug) | 18ft (5.5m) 16s |
| Most Powerful | 12AM (Thu 6th Aug) | 21ft (6.5m) 17s |
Table - best surf conditions forecast for Santos (Hachijojima Island) over the next 16 days.
Short Range ForecastLight rain (total 3mm), mostly falling on Sat night. Warm (max 29°C on Fri afternoon, min 27°C on Mon morning). Winds increasing (light winds from the SW on Sun afternoon, fresh winds from the ENE by Mon morning). | Days 5-7 Weather SummaryLight rain (total 2mm), mostly falling on Wed night. Warm (max 28°C on Tue night, min 27°C on Mon afternoon). Mainly strong winds. | |||||||||||||||||||
Fri 31 | Saturday 1 | Sunday 2 | Monday 3 | Tuesday 4 | Wednesday 5 | Thursday 6 | ||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | ENE 12 | ENE 18 | ENE 18 | ESE 16 | ESE 15 | ESE 15 | ESE 16 | ESE 16 | ESE 17 | ESE 17 | ESE 17 | SE 17 | SE 17 | SE 16 | SE 17 | SSE 16 | SSE 17 | S 16 | S 15 | S 15 |
Wave Graph  | ||||||||||||||||||||
 kJ | 27 | 32 | 60 | 171 | 334 | 1147 | 1629 | 2541 | 4931 | 6370 | 7895 | 10814 | 12298 | 14902 | 19231 | 19239 | 21447 | 16243 | 10877 | 7833 |
Wind (km/h) | ||||||||||||||||||||
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 | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on |
High Tide | 7:13PM1.52m | 6:07AM1.57m | 7:35PM1.54m | 6:45AM1.54m | 7:57PM1.56m | 7:26AM1.48m | 8:20PM1.55m | 8:17AM1.37m | 8:44PM1.51m | 9:20AM1.24m | 9:11PM1.46m | 10:52AM1.11m | 9:43PM1.40m | |||||||
Low Tide | 00:32AM0.85m | 12:55PM0.28m | 1:06AM0.82m | 1:22PM0.39m | 1:44AM0.77m | 1:49PM0.51m | 2:29AM0.71m | 2:19PM0.65m | 3:22AM0.64m | 2:50PM0.79m | 4:27AM0.54m | 3:26PM0.94m | ||||||||
 |  |  | |  | | | | | | | | |  | | | | | |  | |
 | — | — | 4:52 | — | — | 4:52 | — | — | 4:54 | — | — | 4:54 | — | — | 4:56 | — | — | 4:56 | — | — |
 | 6:40 | — | — | 6:39 | — | — | 6:38 | — | — | 6:37 | — | — | 6:37 | — | — | 6:37 | — | — | 6:36 | — |
mm | — | — | — | — | 1 | — | — | 2 | — | — | — | — | — | — | — | — | 2 | — | — | 2 |
Temp °C | 29 | 28 | 28 | 28 | 28 | 29 | 29 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
Feels °C | 31 | 30 | 29 | 29 | 31 | 33 | 34 | 32 | 26 | 26 | 25 | 25 | 25 | 27 | 28 | 28 | 28 | 28 | 29 | 28 |
Swell 1 Height (m) Direction Period (s) | SE 9 | SE 9 | SE 9 | ESE 16 | ESE 15 | ESE 15 | ESE 16 | ESE 16 | ESE 17 | ESE 17 | ESE 17 | SE 17 | SE 17 | SE 16 | SE 17 | SSE 16 | SSE 17 | S 16 | S 15 | S 15 |
| kJ | 12 | 13 | 20 | 171 | 334 | 1147 | 1629 | 2541 | 4931 | 6370 | 7895 | 10814 | 12298 | 14902 | 19231 | 19239 | 21447 | 16243 | 10877 | 7833 |
Swell 2 Height (m) Direction Period (s) | ENE 12 | E 11 | E 11 | E 11 | SE 18 | ENE 16 | WSW 6 | WSW 5 | E 14 | E 14 | E 14 | — | — | — | — | — | — | ENE 16 | ENE 16 | ENE 16 |
| kJ | 27 | 21 | 21 | 57 | 312 | 83 | 39 | 15 | 103 | 94 | 96 | — | — | — | — | — | — | 51 | 51 | 83 |
Swell 3 Height (m) Direction Period (s) | E 8 | ENE 18 | ENE 18 | NE 8 | ESE 10 | NE 7 | ENE 15 | ENE 14 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 5 | 32 | 60 | 17 | 75 | 8 | 73 | 120 | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WSW 6 | SW 6 | WSW 6 | WSW 6 | WSW 6 | WSW 6 | — | — | NE 6 | NE 6 | NE 7 | NE 8 | NE 7 | — | — | — | — | — | E 10 | E 10 |
| kJ | 115 | 86 | 104 | 104 | 68 | 55 | — | — | 247 | 259 | 529 | 675 | 629 | — | — | — | — | — | 384 | 325 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 249 | 227 | 152 | 196 | 152 | 204 | 0 | 227 | 227 | 204 | 218 | 218 | 218 | 204 | 204 | 204 | 218 | 218 | 191 | 191 |
Best forecast wave conditions in Izu Islands | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
Header Global | ||||||||||||||||||||
- 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
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Santos (Hachijojima Island) surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the Santos (Hachijojima Island) Surf forecast
The above surf forecast table for Santos (Hachijojima Island) provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Santos (Hachijojima Island) can be found by selecting the local surf guide option on the grey menu. Our Santos (Hachijojima Island) surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Santos (Hachijojima Island)) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Santos (Hachijojima Island) may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Santos (Hachijojima Island) is 192 km (119 miles) from Oshima. If you plan a holiday in Izu Islands, look for hotels and other accommodation in Oshima. Oshima has rooms for a wide range of budgets as well as car hire and transport links.
Nearest