Surf Forecasts:
Santos (Hachijojima Island) surf forecast from 29 Oct 2026:
- Best quality surf: Friday 30 Oct, 3PM (local time) - 8ft (2.4m), 9s period, SE swell with cross-offshore winds.
- Most powerful swell: Thursday 5 Nov, 12PM (local time) - 16ft (5.0m), 10s period, ENE swell with 4,570 kJ wave energy.
- Next surfable swell (1★+): Friday 30 Oct, 3PM (local time) - 8ft (2.4m), 9s period with SE 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 Friday (Oct 30) at 3PM. The primary swell is predicted to be 2.4m and 9s period with a secondary swell of 0.4m and 15s. Another secondary swell of 1.3m and 6s is also forecast. 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 5.0m 10s and forecast to arrive on Thursday (Nov 05) at 12PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 3.0m 8s period and expected on Sunday (Nov 01) at 12AM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3PM (Fri 30th Oct) | 8ft (2.4m) 9s |
| Best Surf | 3PM (Fri 30th Oct) | 8ft (2.4m) 9s |
| Most Powerful | 12PM (Thu 5th Nov) | 16ft (5.0m) 10s |
Table - best surf conditions forecast for Santos (Hachijojima Island) over the next 16 days.
Short Range ForecastHeavy rain (total 55mm), heaviest during Fri afternoon. Warm (max 23°C on Fri morning, min 20°C on Thu morning). Winds increasing (light winds from the WNW on Fri night, near gales from the WNW by Sat night). | Days 4-6 Weather SummaryLight rain (total 4mm), mostly falling on Mon night. Warm (max 23°C on Mon afternoon, min 20°C on Tue night). Winds increasing (calm on Tue morning, near gales from the ENE by Tue night). | ||||||||||||||||||||
Thursday 29 | Friday 30 | Saturday 31 | Sunday 1 | Monday 2 | Tuesday 3 | Wednesday 4 | |||||||||||||||
AM | 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) | NE 8 | ESE 6 | SE 8 | SE 9 | SE 9 | SE 10 | SE 16 | SSE 18 | SSE 17 | SSE 14 | SSE 14 | SSE 14 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | S 13 | S 14 | ENE 9 | ENE 10 | ENE 10 |
Wave Graph  | |||||||||||||||||||||
 kJ | 244 | 161 | 799 | 906 | 841 | 910 | 1039 | 1497 | 1422 | 2346 | 1653 | 1997 | 1094 | 903 | 754 | 415 | 764 | 1979 | 2687 | 3683 | 3550 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross-on | cross-on | cross-off | off | off | off | off | cross-off | cross-on | cross-on | cross | cross-off | cross-off | off | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 6:04PM1.63m | 8:47AM1.42m | 6:36PM1.57m | 9:54AM1.31m | 7:14PM1.51m | 11:25AM1.25m | 8:06PM1.42m | 1:25PM1.26m | 9:43PM1.34m | 2:08PM1.32m | 00:09AM1.32m | 2:31PM1.40m | 1:54AM1.39m | ||||||||
Low Tide | 12:41PM1.05m | 1:31AM0.08m | 1:11PM1.12m | 2:24AM0.18m | 1:39PM1.17m | 3:28AM0.31m | 2:14PM1.21m | 4:47AM0.44m | 4:47PM1.23m | 6:09AM0.55m | 7:07PM1.13m | 7:19AM0.63m | 8:12PM0.97m | ||||||||
 | |  |  | | |  | |  | | | | | | |  |  |  |  | | | |
 | 5:54 | — | — | 5:56 | — | — | 5:56 | — | — | 5:56 | — | — | 5:58 | — | — | 5:58 | — | — | 6:00 | — | — |
 | — | 4:52 | — | — | 4:52 | — | — | 4:51 | — | — | 4:50 | — | — | 4:49 | — | — | 4:47 | — | — | 4:46 | — |
mm | 1 | 1 | 10 | 11 | 31 | 1 | — | — | — | — | — | — | — | — | 1 | — | — | 3 | 3 | 5 | 3 |
Temp °C | 21 | 21 | 22 | 23 | 21 | 23 | 21 | 21 | 21 | 22 | 22 | 22 | 22 | 23 | 23 | 21 | 22 | 21 | 20 | 20 | 21 |
Feels °C | 19 | 18 | 18 | 17 | 22 | 20 | 14 | 12 | 11 | 21 | 19 | 19 | 17 | 17 | 16 | 18 | 19 | 16 | 12 | 11 | 13 |
Swell 1 Height (m) Direction Period (s) | NE 8 | NNE 7 | NNE 8 | SE 12 | SE 9 | SE 10 | ESE 10 | SSE 18 | SE 14 | SSE 14 | SSE 14 | SSE 14 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | S 13 | S 14 | S 14 | S 14 | S 14 |
| kJ | 244 | 101 | 38 | 75 | 841 | 910 | 470 | 1497 | 1382 | 2346 | 1653 | 1997 | 1094 | 903 | 754 | 415 | 764 | 1979 | 1990 | 2614 | 2765 |
Swell 2 Height (m) Direction Period (s) | WNW 7 | ESE 8 | SE 13 | NNE 8 | SE 15 | SE 19 | SE 16 | SE 15 | SSE 17 | WNW 8 | SSE 16 | NNE 7 | ESE 7 | ESE 8 | ESE 8 | W 7 | W 7 | W 7 | — | — | — |
| kJ | 64 | 48 | 78 | 7 | 56 | 234 | 1039 | 799 | 1422 | 382 | 669 | 67 | 228 | 198 | 181 | 173 | 121 | 15 | — | — | — |
Swell 3 Height (m) Direction Period (s) | SE 14 | ESE 13 | NW 5 | N 16 | SE 12 | NNE 12 | SE 20 | ESE 10 | NNE 11 | NE 13 | NE 7 | E 9 | SE 9 | SE 9 | NNE 11 | ESE 8 | S 15 | NE 15 | — | — | — |
| kJ | 91 | 118 | 1 | 5 | 37 | 14 | 776 | 318 | 12 | 44 | 112 | 78 | 38 | 97 | 12 | 173 | 446 | 54 | — | — | — |
Wind waves Height (m) Direction Period (s) | ESE 6 | ESE 6 | SE 8 | SE 9 | SSW 6 | — | WNW 5 | WNW 7 | NW 8 | — | — | ESE 6 | — | SE 8 | WSW 5 | — | E 8 | ENE 7 | ENE 9 | ENE 10 | ENE 10 |
| kJ | 80 | 161 | 799 | 906 | 98 | — | 59 | 437 | 1097 | — | — | 176 | — | 221 | 107 | — | 313 | 468 | 2687 | 3683 | 3550 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 227 | 204 | 152 | 155 | 0 | 0 | 228 | 204 | 155 | 204 | 191 | 196 | 233 | 494 | 155 | 0 | 227 | 218 | 297 | 297 | 252 |
Best forecast wave conditions in Izu Islands | |||||||||||||||||||||
Best forecast wave conditions in Japan | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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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.
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