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Santos (Hachijojima Island) surfForecast / Izu Islands / Japan
48hr Weather and Surf, issued 2 pm Friday 01 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
22.4° C
(Which is 1.9°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: 0.9m 8s primary swell from a East-southeast direction and 0.4m 12s secondary swell from a Northeast direction (forecast issued at 02:00pm May 01). An open ocean swell of 5.0m 10s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 May) | - | - |
| Afternoon (01 May) | 5ft (1.6m) | 8s |
| Evening (01 May) | 3.5ft (1.1m) | 8s |
Table - waves today at Santos (Hachijojima Island). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 6mm), mostly falling on Fri afternoon. Warm (max 23°C on Mon morning, min 18°C on Fri night). Winds decreasing (gales from the W on Fri night, moderate winds from the WSW by Sat night). | ||||||||||||||||||||||||
Fri 1 | Saturday 2 | Sunday 3 | Mon 4 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
SE 8 | SE 8 | SE 8 | SE 8 | ESE 8 | ESE 8 | ESE 9 | ESE 9 | SE 9 | ESE 9 | SE 9 | SE 10 | SE 10 | SE 10 | ESE 10 | SE 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 10 | |
456 | 346 | 226 | 151 | 84 | 86 | 75 | 48 | 41 | 70 | 41 | 45 | 47 | 49 | 61 | 74 | 98 | 88 | 88 | 88 | 88 | 66 | 69 | 74 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-off | cross-off | cross-off | off | off | cross-off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross | cross | cross | cross | |
High Tide | 5:46PM1.41m | 4:46AM1.53m | 6:24PM1.40m | 5:05AM1.51m | 7:00PM1.38m | 5:26AM1.47m | ||||||||||||||||||
Low Tide | 11:11AM0.26m | 11:05PM0.80m | 11:39AM0.19m | 11:33PM0.85m | 12:07PM0.15m | 00:00AM0.89m | ||||||||||||||||||
 | |  |  |  | | | | | |  |  | | | | | | | | | | | | | |
 | — | — | — | — | — | 4:52 | — | — | — | — | — | — | — | 4:52 | — | — | — | — | — | — | — | 4:50 | — | — |
 | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | 6:23 |
6 | 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 21 | 20 | 20 | 19 | 18 | 18 | 18 | 18 | 19 | 20 | 21 | 21 | 21 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 22 | 22 | 22 |
15 | 11 | 11 | 9 | 6 | 7 | 7 | 8 | 11 | 13 | 15 | 17 | 18 | 17 | 17 | 16 | 15 | 15 | 15 | 14 | 14 | 15 | 15 | 15 | |
Swell 1 Height (m) Direction Period (s) | SE 8 | SE 8 | SE 8 | SE 8 | ESE 8 | ESE 8 | ESE 9 | ESE 9 | SE 9 | ESE 9 | SE 9 | SE 10 | NW 7 | NW 6 | ESE 10 | SE 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 10 |
 kJ | 456 | 346 | 226 | 151 | 84 | 86 | 75 | 48 | 41 | 70 | 41 | 45 | 77 | 38 | 61 | 74 | 98 | 88 | 88 | 88 | 88 | 66 | 69 | 74 |
Swell 2 Height (m) Direction Period (s) | NE 8 | SSE 7 | NE 13 | NE 13 | NE 12 | NE 12 | SSE 8 | NE 12 | E 8 | NE 11 | E 9 | E 9 | SE 10 | E 9 | NW 6 | E 9 | NE 11 | NE 11 | NNE 11 | NNE 10 | NE 10 | NE 10 | NE 10 | NE 10 |
| kJ | 11 | 140 | 44 | 41 | 38 | 37 | 11 | 22 | 12 | 20 | 24 | 25 | 47 | 40 | 17 | 37 | 19 | 18 | 11 | 11 | 4 | 4 | 4 | 4 |
Swell 3 Height (m) Direction Period (s) | NNE 13 | NE 13 | NE 8 | — | — | — | NE 12 | SSE 8 | NE 12 | NNW 11 | NE 11 | NE 11 | E 9 | SE 10 | E 9 | NW 5 | NE 11 | NW 5 | — | N 10 | NE 9 | N 9 | N 8 | — |
| kJ | 17 | 27 | 3 | — | — | — | 23 | 6 | 21 | 11 | 20 | 19 | 24 | 49 | 26 | 7 | 19 | 1 | — | 2 | 3 | 2 | 1 | — |
Wind waves Height (m) Direction Period (s) | SSW 7 | SW 8 | WSW 9 | WSW 10 | W 10 | W 10 | W 10 | W 10 | W 9 | W 9 | W 8 | W 8 | WSW 8 | WSW 8 | WSW 7 | WSW 7 | WSW 6 | SW 5 | SW 6 | SW 6 | SW 6 | SW 7 | SW 7 | SW 8 |
| kJ | 726 | 1221 | 2193 | 3560 | 5300 | 4368 | 3827 | 3013 | 1920 | 1399 | 937 | 577 | 322 | 221 | 181 | 136 | 104 | 86 | 133 | 209 | 326 | 567 | 855 | 1412 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 233 | 253 | 494 | 494 | 494 | 480 | 228 | 228 | 191 | 191 | 204 | 204 | 152 | 152 | 152 | 152 | 257 | 1009 | 1009 | 797 | 737 | 497 | 480 | 480 |
Best forecast wave conditions in Izu Islands | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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