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Santos (Hachijojima Island) surfForecast / Izu Islands / Japan
48hr Weather and Surf, issued 8 pm Wednesday 27 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
23.5° C
(Which is 1.2°C warmer than normal for this time of year)How big are the waves at Santos (Hachijojima Island) today (28 May):
- Morning surf: Morning surf (28 May, local time) - 5ft (1.6m), 6s period with SSW swell.
- Afternoon surf: Afternoon surf (28 May, local time) - 2.5ft (0.7m), 10s period with ENE swell.
- Evening surf: Evening surf (28 May, local time) - 3ft (0.9m), 10s period with E swell.
The current surf forecast for Santos (Hachijojima Island) at 2AM is: 1.0m 8s primary swell from a East direction and 0.8m 10s secondary swell from a East-northeast direction, 0.6m 4s secondary swell from a South direction (forecast issued at 08:00pm May 27). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 May) | 5ft (1.6m) | 6s |
| Afternoon (28 May) | 2.5ft (0.7m) | 10s |
| Evening (28 May) | 3ft (0.9m) | 10s |
Table - waves today at Santos (Hachijojima Island). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 12mm), heaviest on Wed night. Warm (max 24°C on Thu afternoon, min 21°C on Wed night). Winds decreasing (strong winds from the SW on Thu night, light winds from the NNW by Fri night). | ||||||||||||||||||||||||
Wed 27 | Thursday 28 | Friday 29 | Saturday 30 | |||||||||||||||||||||
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 | 12 PM | 3 PM | |
Swell Height Map |   |    |    |    | ||||||||||||||||||||
ENE 10 | ENE 9 | ENE 10 | ENE 10 | ESE 9 | SSW 6 | E 9 | ENE 10 | E 9 | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 10 | E 11 | E 11 | E 11 | E 11 | E 11 | E 11 | |
204 | 184 | 151 | 144 | 129 | 160 | 94 | 94 | 125 | 154 | 148 | 145 | 142 | 139 | 139 | 142 | 142 | 115 | 146 | 149 | 188 | 184 | 184 | 181 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross | cross-on | cross-on | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | cross-off | cross-on | on | cross-on | |
High Tide | 3:30PM1.26m | 2:39AM1.48m | 4:24PM1.31m | 3:08AM1.51m | 5:10PM1.35m | 3:37AM1.51m | ||||||||||||||||||
Low Tide | 8:33PM0.89m | 9:42AM0.42m | 9:20PM0.94m | 10:18AM0.30m | 10:02PM0.96m | 10:51AM0.20m | ||||||||||||||||||
 |  | | |  |  | | | |  |  | | | | |  | |  | | | | | | | |
 | — | — | — | 4:33 | — | — | — | — | — | — | — | 4:33 | — | — | — | — | — | — | — | 4:33 | — | — | — | — |
 | 6:39 | — | — | — | — | — | — | — | 6:40 | — | — | — | — | — | — | — | 6:42 | — | — | — | — | — | — | 6:42 |
— | 2 | 2 | 3 | 1 | 3 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 23 | 21 | 21 | 22 | 23 | 23 | 23 | 23 | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 23 | 22 | 22 | 22 | 23 | 24 |
23 | 20 | 19 | 20 | 21 | 21 | 21 | 22 | 22 | 19 | 20 | 20 | 21 | 22 | 21 | 21 | 22 | 22 | 20 | 19 | 21 | 21 | 22 | 24 | |
Swell 1 Height (m) Direction Period (s) | ESE 9 | ENE 9 | ESE 8 | E 8 | ESE 9 | ESE 9 | E 9 | ESE 8 | E 9 | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 10 | E 11 | E 11 | SW 7 | SW 7 | E 11 | E 11 |
 kJ | 162 | 184 | 151 | 144 | 129 | 99 | 94 | 94 | 125 | 154 | 148 | 145 | 142 | 139 | 139 | 142 | 142 | 115 | 146 | 149 | 118 | 103 | 184 | 181 |
Swell 2 Height (m) Direction Period (s) | ENE 10 | ESE 8 | ENE 10 | ENE 10 | ENE 10 | NE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | NE 11 | NE 12 | SSE 6 | NE 12 | NE 12 | NE 12 | NW 5 | S 6 | NW 6 | SSE 6 | E 11 | E 11 | SW 7 | WSW 7 |
| kJ | 204 | 131 | 133 | 130 | 127 | 102 | 88 | 86 | 68 | 65 | 61 | 66 | 40 | 68 | 68 | 68 | 17 | 49 | 42 | 39 | 188 | 184 | 69 | 61 |
Swell 3 Height (m) Direction Period (s) | ESE 14 | ESE 14 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | ESE 12 | ESE 12 | ESE 13 | NE 12 | ESE 12 | ESE 13 | ESE 13 | NE 12 | NW 6 | SSE 6 | NE 11 | NW 6 | NW 6 | NW 6 | SSE 6 |
| kJ | 18 | 18 | 18 | 17 | 17 | 16 | 16 | 16 | 16 | 15 | 15 | 16 | 67 | 15 | 16 | 16 | 67 | 33 | 40 | 43 | 56 | 47 | 31 | 26 |
Wind waves Height (m) Direction Period (s) | — | — | — | S 4 | SSW 5 | SSW 6 | SSW 6 | SSW 7 | SW 7 | SW 8 | SW 8 | SW 8 | WSW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | W 7 | — | — | — | — |
| kJ | — | — | — | 9 | 56 | 160 | 288 | 383 | 485 | 565 | 622 | 519 | 397 | 375 | 296 | 271 | 189 | 119 | 116 | 161 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 249 | 196 | 196 | 227 | 196 | 191 | 191 | 152 | 196 | 196 | 196 | 196 | 196 | 196 | 208 | 196 | 152 | 227 | 218 | 0 | 0 | 191 | 191 | 191 |
Best forecast wave conditions in Izu Islands | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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