- Forecast
- Maps
- Live
- Weather State
- Spot Information
Santos (Hachijojima Island) surfForecast / Izu Islands / Japan
12 Day Weather and Surf, issued 8 pm Sunday 13 Jul 2025 JST
Best Forecast Surf Conditions for Santos (Hachijojima Island) this week:
The surf forecast for Santos (Hachijojima Island) over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Jul 14) at 9AM. The primary swell is predicted to be 3.0m and 12s period. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Santos (Hachijojima Island) in the next 12 days are 5.5m 11s and forecast to arrive on Tuesday (Jul 15) at 9PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.3m 12s period and expected on Monday (Jul 21) at 3AM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9AM (Mon 14th Jul) | 10ft (3.0m) 12s |
| Best Surf | 9AM (Mon 14th Jul) | 10ft (3.0m) 12s |
| Most Powerful | 9PM (Tue 15th Jul) | 18ft (5.5m) 11s |
Table - best surf conditions forecast for Santos (Hachijojima Island) over the next 12 days.
Monday 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | Fri 25 | |||||||||||||||||||||||||
| Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | |
Rating (10 max) | ||||||||||||||||||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  |  |  |  |  |  |  | |||||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||||||||||||||
| Period(s) (?) | 7 | 12 | 11 | 11 | 11 | 10 | 11 | 10 | 9 | 9 | 8 | 8 | 9 | 9 | 10 | 10 | 10 | 9 | 9 | 9 | 10 | 10 | 7 | 7 | 8 | 8 | 8 | 12 | 11 | 11 | 12 | 13 | 13 | 13 | 13 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||||||||||||||
| Energy (?) | 306 | 2802 | 2307 | 2239 | 4119 | 4074 | 4483 | 3264 | 2880 | 1076 | 837 | 777 | 511 | 375 | 429 | 442 | 410 | 397 | 372 | 334 | 488 | 309 | 211 | 264 | 533 | 840 | 850 | 2451 | 3282 | 4624 | 7536 | 13126 | 17404 | 18378 | 18138 | 17932 |
Wind (km/h) | ||||||||||||||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | off | cross | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross- on | cross- on | cross- on | cross- on | on | on | on | on | on | on | on | on | on | on | cross- on | on | cross- on | on | on | cross- on | on | on | on | on | on | cross- on | cross- on |
High Tide / height (m) | 6:34AM 1.51 | 8:25PM 1.47 | 7:19AM 1.47 | 8:56PM 1.47 | 8:11AM 1.39 | 9:27PM 1.45 | 9:15AM 1.28 | 9:59PM 1.43 | 10:40AM 1.15 | 10:32PM 1.41 | 12:58PM 1.09 | 11:12PM 1.38 | 3:11PM 1.16 | 12:06AM 1.35 | 4:20PM 1.24 | 1:17AM 1.35 | 5:06PM 1.32 | 2:30AM 1.37 | 5:44PM 1.37 | 3:33AM 1.42 | 6:19PM 1.40 | 4:27AM 1.48 | ||||||||||||||
Low Tide / height (m) | 1:04AM 0.87 | 1:34PM 0.17 | 1:47AM 0.85 | 2:11PM 0.30 | 2:36AM 0.82 | 2:48PM 0.47 | 3:36AM 0.76 | 3:26PM 0.64 | 4:46AM 0.66 | 4:09PM 0.81 | 6:04AM 0.52 | 5:03PM 0.97 | 7:20AM 0.34 | 6:31PM 1.08 | 8:25AM 0.16 | 8:24PM 1.11 | 9:21AM 0.01 | 9:36PM 1.08 | 10:12AM -0.08 | 10:27PM 1.02 | 10:59AM -0.11 | 11:10PM 0.97 | 11:43AM -0.06 | |||||||||||||
Monday 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | Fri 25 | |||||||||||||||||||||||||
| Sunrise | - | 4:41 | - | - | 4:41 | - | - | 4:41 | - | - | 4:43 | - | - | 4:43 | - | - | 4:43 | - | - | 4:45 | - | - | 4:45 | - | - | 4:46 | - | - | 4:47 | - | - | 4:47 | - | - | 4:48 | - |
| Sunset | - | - | 6:51 | - | - | 6:50 | - | - | 6:50 | - | - | 6:49 | - | - | 6:49 | - | - | 6:47 | - | - | 6:47 | - | - | 6:46 | - | - | 6:46 | - | - | 6:45 | - | - | 6:45 | - | - | 6:45 |
 |  |  |  |  | | | | | | | | | | | | | | | | |  |  | |  | | | | | | | | | | | | |
Rain (mm) | 5 | 1 | - | 1 | 7 | 7 | 23 | 1 | 1 | 2 | - | - | 2 | - | - | 1 | - | - | 3 | 1 | - | - | - | - | - | - | - | - | - | - | 1 | 2 | 8 | 27 | 58 | 17 |
| Temp. °C | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 27 | 27 | 28 | 28 | 27 | 28 | 27 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 27 |
| Feels °C (?) | 28 | 27 | 27 | 27 | 23 | 22 | 26 | 23 | 24 | 27 | 27 | 28 | 29 | 28 | 28 | 28 | 26 | 28 | 27 | 27 | 29 | 27 | 27 | 29 | 29 | 27 | 29 | 27 | 28 | 27 | 27 | 26 | 24 | 24 | 23 | 24 |
Short Range Forecast: Heavy rain (total 46mm), heaviest during Tue night. Warm (max 28°C on Mon afternoon, min 26°C on Sun night). Winds increasing (moderate winds from the E on Sun night, gales from the SSW by Tue afternoon). | Days 3-6 Weather Summary Light rain (total 5mm), mostly falling on Wed night. Warm (max 27°C on Wed night, min 26°C on Wed night). Mainly fresh winds. | Days 6-9 Weather Summary Light rain (total 4mm), mostly falling on Sat night. Warm (max 28°C on Sun afternoon, min 27°C on Sat night). Wind will be generally light. | Long Range Forecast: Heavy rain (total 116mm), heaviest during Fri morning. Warm (max 28°C on Wed morning, min 26°C on Thu night). Winds increasing (moderate winds from the E on Tue night, near gales from the ESE by Thu night). | |||||||||||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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 12 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