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Santos (Hachijojima Island) surfForecast / Izu Islands / Japan
48hr Weather and Surf, issued 8 pm Sunday 19 Apr 2026 JSTForecast update in hr min s Forecast update imminent
Santos (Hachijojima Island) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Santos (Hachijojima Island) sea temperature is
22.1° C
(Which is 2.4°C warmer than normal for this time of year)How big are the waves at Santos (Hachijojima Island) today?
The current surf forecast for Santos (Hachijojima Island) at 11PM is: 3.0m 14s primary swell from a Southeast direction and 1.1m 10s secondary swell from a Northeast direction (forecast issued at 08:00pm April 19). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Apr) | - | - |
| Afternoon (19 Apr) | - | - |
| Evening (19 Apr) | 10ft (3.0m) | 14s |
Table - waves today at Santos (Hachijojima Island). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sun 19 | Monday 20 | Tuesday 21 | Wednesday 22 | |||||||||||||||||||||
| 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |   |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 13 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 3761 | 3606 | 3228 | 2681 | 2288 | 2049 | 1824 | 1579 | 1358 | 1313 | 1126 | 921 | 943 | 759 | 596 | 520 | 441 | 418 | 356 | 346 | 346 | 290 | 257 | 216 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | on | on | on | on | on | on | cross- on | cross- on | cross- on | cross- off | cross- off | cross- off | off | off | off | cross- off | on | on | cross- on | cross- on | cross |
High Tide / height (m) | 7:23PM 1.42 | 6:00AM 1.45 | 8:16PM 1.32 | 6:26AM 1.41 | 9:13PM 1.19 | 6:55AM 1.35 | ||||||||||||||||||
Low Tide / height (m) | 12:36AM 0.76 | 1:10PM -0.18 | 1:06AM 0.85 | 1:55PM -0.13 | 1:31AM 0.93 | 2:47PM -0.01 | ||||||||||||||||||
Sun 19 | Monday 20 | Tuesday 21 | Wednesday 22 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 5:05 | - | - | - | - | - | - | - | 5:03 | - | - | - | - | - | - | - | 5:03 | - | - | - |
| Sunset | 6:13 | - | - | - | - | - | - | - | 6:13 | - | - | - | - | - | - | - | 6:14 | - | - | - | - | - | - | - |
 |  |  | |  | | |  | | | | |  | | | | |  | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | 1 | - | - | - | - | - | - | - | - |
| Temp. °C | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 19 | 18 | 19 | 19 | 20 | 20 | 20 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 |
| Feels °C (?) | 13 | 14 | 14 | 13 | 13 | 13 | 14 | 14 | 15 | 15 | 16 | 16 | 17 | 16 | 15 | 12 | 11 | 12 | 14 | 17 | 15 | 14 | 15 | 14 |
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Ocean Swells (m)- Wind Speed (km/h)
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