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Santos (Hachijojima Island) surfForecast / Izu Islands / Japan
48hr Weather and Surf, issued 2 pm Saturday 23 May 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
23.6° C
(Which is 1.6°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 7PM is: 3.0m 9s primary swell from a East-northeast direction (forecast issued at 02:00pm May 23). An open ocean swell of 0.4m 7s is not directed at the surf break, a second open ocean swell of 0.4m 7s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 May) | - | - |
| Afternoon (23 May) | 10ft (3.0m) | 9s |
| Evening (23 May) | 10ft (3.0m) | 9s |
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 24mm), heaviest during Sat night. Warm (max 22°C on Mon night, min 18°C on Sat night). Mainly strong winds. | ||||||||||||||||||||||||
Sat 23 | Sunday 24 | Monday 25 | Tue 26 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
NE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 8 | E 9 | E 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 10 | ENE 10 | ENE 10 | E 10 | ENE 10 | ENE 10 | |
1584 | 1556 | 1352 | 1284 | 1230 | 1198 | 892 | 963 | 1378 | 1667 | 1707 | 1533 | 1373 | 1135 | 1073 | 1098 | 972 | 847 | 740 | 788 | 817 | 799 | 462 | 462 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | on | on | on | on | 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 | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 00:06AM1.19m | 10:38AM1.18m | 00:56AM1.25m | 12:37PM1.17m | 1:35AM1.34m | |||||||||||||||||||
Low Tide | 4:44PM0.42m | 5:29AM0.98m | 5:48PM0.58m | 7:06AM0.87m | 6:48PM0.71m | 8:11AM0.72m | ||||||||||||||||||
 |  | |  |  | |  |  | | | | | | | | | | | | |  | | | | |
 | — | — | — | — | — | 4:35 | — | — | — | — | — | — | — | 4:35 | — | — | — | — | — | — | — | 4:35 | — | — |
 | — | — | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:38 | — | — | — | — | 6:39 |
— | — | — | — | 3 | 5 | 7 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 21 | 20 | 20 | 20 | 19 | 18 | 19 | 19 | 19 | 19 | 19 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 22 |
14 | 13 | 14 | 14 | 13 | 13 | 14 | 12 | 12 | 12 | 12 | 13 | 15 | 14 | 16 | 16 | 15 | 16 | 17 | 18 | 17 | 18 | 19 | 19 | |
Swell 1 Height (m) Direction Period (s) | WSW 7 | SW 7 | SW 7 | WSW 7 | WSW 7 | WSW 7 | SW 7 | W 7 | — | SW 6 | — | SW 6 | SW 6 | SW 8 | SSW 7 | SSW 7 | S 7 | S 7 | ESE 9 | SSW 7 | SSW 7 | SSW 7 | ENE 10 | ENE 10 |
 kJ | 19 | 12 | 12 | 5 | 5 | 4 | 2 | 1 | — | 2 | — | 1 | 1 | 2 | 42 | 71 | 47 | 50 | 172 | 28 | 19 | 18 | 462 | 462 |
Swell 2 Height (m) Direction Period (s) | S 6 | SSW 6 | SW 7 | SE 12 | — | — | — | — | — | — | — | E 16 | E 16 | E 16 | SW 9 | SW 9 | SW 8 | SW 8 | S 7 | SSE 6 | SSE 6 | SE 15 | S 6 | ESE 9 |
| kJ | 12 | 7 | 12 | 6 | — | — | — | — | — | — | — | 5 | 5 | 5 | 13 | 20 | 40 | 31 | 66 | 13 | 13 | 9 | 20 | 208 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | E 16 | E 16 | SE 16 | SE 15 | SE 15 | S 12 | ESE 15 | SSW 6 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 | 5 | 10 | 9 | 9 | 3 | 22 | 8 |
Wind waves Height (m) Direction Period (s) | NE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 8 | E 9 | E 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 10 | ENE 10 | ENE 10 | E 10 | ESE 9 | — |
| kJ | 1584 | 1556 | 1352 | 1284 | 1230 | 1198 | 892 | 963 | 1378 | 1667 | 1707 | 1533 | 1373 | 1135 | 1073 | 1098 | 972 | 847 | 740 | 788 | 817 | 799 | 208 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 218 | 1121 | 546 | 546 | 204 | 218 | 218 | 218 | 218 | 218 | 191 | 218 | 218 | 196 | 204 | 204 | 191 | 191 | 191 | 191 | 191 | 191 | 191 | 191 |
Best forecast wave conditions in Izu Islands | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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