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Santos (Hachijojima Island) surfForecast / Izu Islands / Japan
48hr Weather and Surf, issued 2 pm Monday 04 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
22.9° C
(Which is 2.2°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: 0.5m 10s primary swell from a East-southeast direction (forecast issued at 02:00pm May 04). An open ocean swell of 4.0m 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 (04 May) | - | - |
| Afternoon (04 May) | 2ft (0.6m) | 10s |
| Evening (04 May) | 1.5ft (0.5m) | 10s |
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 42mm), heaviest during Wed night. Warm (max 21°C on Mon afternoon, min 17°C on Mon night). Winds decreasing (near gales from the WSW on Mon afternoon, light winds from the S by Wed night). | ||||||||||||||||||||||||
Mon 4 | Tuesday 5 | Wednesday 6 | Thu 7 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | NE 6 | ENE 7 | NNE 7 | NNE 7 | ESE 5 | ESE 5 | ESE 9 | ESE 5 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | ESE 7 | SE 7 | S 6 | S 6 | |
75 | 77 | 78 | 56 | 56 | 55 | 54 | 54 | 113 | 209 | 183 | 93 | 102 | 97 | 85 | 128 | 160 | 162 | 179 | 237 | 198 | 263 | 136 | 442 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | off | off | off | cross-off | cross-on | cross-on | cross-on | on | on | on | on | cross-on | cross-on | on | on | on | on | cross | cross-on | cross | cross | |
High Tide | 7:38PM1.34m | 5:49AM1.43m | 8:18PM1.29m | 6:15AM1.37m | 9:03PM1.24m | 6:45AM1.32m | ||||||||||||||||||
Low Tide | 12:36PM0.14m | 00:29AM0.92m | 1:08PM0.17m | 00:59AM0.94m | 1:43PM0.22m | 1:32AM0.98m | ||||||||||||||||||
 |  |  |  |  | |  | | | | | | | | | | | | |  | |  | | | |
 | — | — | — | — | — | 4:50 | — | — | — | — | — | — | — | 4:48 | — | — | — | — | — | — | — | 4:48 | — | — |
 | — | — | 6:23 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | 6:25 |
7 | 5 | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | 2 | 3 | 3 | 7 | 9 | 3 | 3 | 3 | |
Temp °C | 21 | 21 | 21 | 20 | 17 | 17 | 17 | 17 | 18 | 18 | 18 | 18 | 19 | 19 | 18 | 17 | 18 | 18 | 18 | 18 | 20 | 19 | 21 | 21 |
12 | 13 | 11 | 10 | 7 | 8 | 11 | 10 | 11 | 11 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 18 | 18 | 17 | 17 | |
Swell 1 Height (m) Direction Period (s) | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | W 9 | WSW 8 | WSW 8 | NNE 7 | NNE 7 | WSW 8 | ESE 9 | ESE 9 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | ESE 7 | W 7 | ESE 7 | ESE 10 |
 kJ | 75 | 77 | 78 | 56 | 56 | 55 | 54 | 617 | 333 | 202 | 183 | 93 | 71 | 75 | 75 | 18 | 17 | 9 | 4 | 5 | 198 | 1 | 132 | 43 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | N 11 | NW 7 | NNE 6 | NE 8 | WSW 8 | WSW 8 | NNE 6 | WSW 8 | WSW 7 | NNE 11 | NNE 10 | NE 10 | N 9 | N 9 | ESE 9 | NE 12 | ESE 10 | NE 9 |
| kJ | — | — | — | — | — | — | 2 | 193 | 73 | 69 | 140 | 92 | 41 | 45 | 31 | 11 | 10 | 4 | 2 | 2 | 62 | 5 | 42 | 3 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | NNW 10 | ESE 10 | NW 7 | NW 7 | ESE 10 | ESE 10 | WNW 6 | NNE 6 | NNE 6 | NNE 11 | — | — | N 10 | — | N 7 | N 7 | NE 9 | — |
| kJ | — | — | — | — | — | — | 10 | 54 | 75 | 16 | 81 | 80 | 3 | 18 | 12 | 11 | — | — | 2 | — | 1 | 1 | 3 | — |
Wind waves Height (m) Direction Period (s) | SW 9 | WSW 10 | WSW 10 | WSW 9 | W 9 | W 9 | W 8 | — | NE 6 | ENE 7 | SE 4 | ESE 5 | ESE 5 | ESE 5 | SE 5 | ESE 5 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | SSW 4 | SE 7 | S 6 | S 6 |
| kJ | 3132 | 3786 | 3313 | 2419 | 1716 | 1426 | 1133 | — | 113 | 209 | 29 | 52 | 102 | 97 | 85 | 128 | 160 | 162 | 179 | 237 | 13 | 263 | 136 | 442 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 480 | 737 | 494 | 249 | 252 | 237 | 227 | 191 | 191 | 191 | 249 | 196 | 227 | 227 | 227 | 227 | 191 | 196 | 196 | 249 | 237 | 191 | 204 | 196 |
Best forecast wave conditions in Izu Islands | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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