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Santos (Hachijojima Island) surfForecast / Izu Islands / Japan
48hr Weather and Surf, issued 2 pm Friday 24 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 2.1°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 10PM is: 2.5m 8s primary swell from a Northeast direction and 0.8m 8s secondary swell from a South direction (forecast issued at 02:00pm April 24). An open ocean swell of 0.9m 9s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 Apr) | - | - |
| Afternoon (24 Apr) | 8ft (2.5m) | 8s |
| Evening (24 Apr) | 8ft (2.5m) | 8s |
Table - waves today at Santos (Hachijojima Island). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 33mm), heaviest during Sun night. Very mild (max 19°C on Sun night, min 16°C on Sat night). Winds decreasing (strong winds from the NE on Fri afternoon, moderate winds from the WNW by Mon morning). | ||||||||||||||||||||||||
Fri 24 | Saturday 25 | Sunday 26 | Mon 27 | |||||||||||||||||||||
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 | 12 AM | 3 AM | 6 AM | 9 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NNE 7 | NE 8 | NE 8 | NE 8 | NE 8 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | NE 15 | NE 14 | NE 14 | NE 14 | NE 14 | NE 13 | NE 13 | NE 13 | NE 13 | |
778 | 782 | 875 | 818 | 724 | 584 | 682 | 815 | 867 | 764 | 689 | 657 | 561 | 451 | 447 | 773 | 752 | 731 | 630 | 586 | 560 | 437 | 431 | 480 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | on | cross | cross-off | cross-off | |
High Tide | 2:27AM1.05m | 10:05AM1.10m | 2:45AM1.12m | 12:52PM1.10m | 3:04AM1.21m | |||||||||||||||||||
Low Tide | 5:14PM0.27m | 5:38AM1.03m | 6:41PM0.38m | 7:51AM0.92m | 7:52PM0.45m | 8:48AM0.77m | ||||||||||||||||||
 | | |  | |  |  | | | | |  | | | | | | | | | |  | |  | |
 | — | — | — | — | — | 5:00 | — | — | — | — | — | — | — | 4:58 | — | — | — | — | — | — | — | 4:58 | — | — |
 | — | — | 6:15 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:17 | — | — | — | — | 6:19 |
1 | 1 | 3 | 1 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 2 | 10 | 5 | 7 | |
Temp °C | 18 | 18 | 17 | 17 | 17 | 18 | 17 | 17 | 17 | 17 | 17 | 17 | 16 | 16 | 17 | 17 | 17 | 17 | 18 | 19 | 19 | 19 | 19 | 19 |
10 | 10 | 9 | 10 | 8 | 9 | 8 | 8 | 9 | 8 | 9 | 9 | 9 | 10 | 11 | 11 | 12 | 12 | 13 | 15 | 14 | 15 | 14 | 15 | |
Swell 1 Height (m) Direction Period (s) | WSW 9 | SSW 8 | SW 9 | WSW 9 | SW 8 | SW 9 | SW 8 | NE 14 | NE 14 | NE 13 | NE 13 | NE 13 | NE 13 | NE 16 | NE 15 | NE 15 | NE 14 | NE 14 | NE 14 | NE 14 | NE 13 | NE 13 | ESE 7 | NE 13 |
 kJ | 308 | 202 | 326 | 132 | 105 | 75 | 95 | 297 | 327 | 342 | 380 | 326 | 411 | 411 | 447 | 773 | 752 | 731 | 630 | 586 | 560 | 437 | 139 | 480 |
Swell 2 Height (m) Direction Period (s) | SSW 8 | WSW 9 | ESE 12 | S 8 | S 7 | S 8 | NE 14 | SW 8 | SW 8 | SW 8 | SW 8 | NE 16 | NE 16 | NE 12 | NE 12 | SW 7 | SE 13 | NE 7 | SE 13 | SE 13 | NE 7 | SW 7 | NE 13 | ESE 7 |
| kJ | 229 | 203 | 14 | 74 | 54 | 41 | 251 | 53 | 32 | 22 | 14 | 206 | 211 | 232 | 236 | 2 | 7 | 77 | 7 | 6 | 28 | 2 | 431 | 99 |
Swell 3 Height (m) Direction Period (s) | SE 12 | SE 12 | NNE 15 | NE 16 | NE 15 | NE 15 | SE 11 | SE 11 | SE 11 | SE 14 | SE 14 | SW 7 | SW 7 | SSW 7 | SW 7 | SE 13 | SE 13 | SE 13 | S 17 | SW 8 | SW 8 | SE 12 | SE 12 | SSE 6 |
| kJ | 22 | 22 | 23 | 61 | 116 | 183 | 5 | 5 | 5 | 8 | 7 | 8 | 8 | 5 | 2 | 7 | 7 | 7 | 5 | 2 | 2 | 6 | 6 | 6 |
Wind waves Height (m) Direction Period (s) | NNE 7 | NE 8 | NE 8 | NE 8 | NE 8 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | E 7 | E 7 | ESE 7 | E 7 | E 7 | ESE 6 | ESE 6 | SSW 5 | SW 6 |
| kJ | 778 | 782 | 875 | 818 | 724 | 584 | 682 | 815 | 867 | 764 | 689 | 657 | 561 | 451 | 408 | 333 | 302 | 200 | 263 | 240 | 227 | 279 | 71 | 129 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 227 | 227 | 218 | 204 | 204 | 495 | 480 | 480 | 204 | 480 | 768 | 191 | 191 | 204 | 204 | 204 | 238 | 191 | 249 | 204 | 191 | 240 | 152 | 240 |
Best forecast wave conditions in Izu Islands | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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