Surf Forecasts:
How big are the waves at Santos (Hachijojima Island) today (12 Aug):
- Morning surf: Morning surf (12 Aug, local time) - 3ft (0.9m), 10s period with NNE swell.
- Afternoon surf: Afternoon surf (12 Aug, local time) - 3.5ft (1.0m), 9s period with E swell.
- Evening surf: Evening surf (12 Aug, local time) - 3.5ft (1.0m), 10s period with S swell.
The current surf forecast for Santos (Hachijojima Island) at 4AM is: 1.7m 11s primary swell from a North-northeast direction (forecast issued at 08:00pm August 11). An open ocean swell of 1.0m 10s is not directed at the surf break, a second open ocean swell of 1.0m 5s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Aug) | 3ft (0.9m) | 10s |
| Afternoon (12 Aug) | 3.5ft (1.0m) | 9s |
| Evening (12 Aug) | 3.5ft (1.0m) | 10s |
Table - waves today at Santos (Hachijojima Island). (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 16mm), heaviest on Fri morning. Warm (max 28°C on Fri afternoon, min 26°C on Tue night). Winds decreasing (fresh winds from the SW on Tue night, light winds from the E by Wed night). | ||||||||||||||||||
Tue 11 | Wednesday 12 | Thursday 13 | ||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  | |||||||||||
Wave Height (m) Direction Period (s) | NE 10 | ENE 12 | NNE 11 | NE 11 | NNE 10 | NNE 10 | E 10 | E 9 | E 9 | S 10 | ENE 9 | ENE 9 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 |
Wave Graph  | ||||||||||||||||||
 kJ | 612 | 784 | 907 | 757 | 409 | 168 | 188 | 180 | 176 | 208 | 220 | 225 | 271 | 391 | 445 | 490 | 555 | 555 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross | cross | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 5:36PM1.42m | 3:50AM1.48m | 6:05PM1.47m | 4:43AM1.57m | 6:33PM1.51m | |||||||||||||
Low Tide | 10:32PM0.96m | 11:01AM-0.06m | 11:11PM0.89m | 11:43AM0.02m | ||||||||||||||
 |  |  | |  | | | | | | | |  | | | | |  | |
 | — | — | — | 5:00 | — | — | — | — | — | — | — | 5:01 | — | — | — | — | — | — |
 | 6:30 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:29 | — |
mm | — | — | 1 | 2 | 1 | 1 | 1 | 1 | 1 | — | — | — | — | — | 1 | — | — | — |
Temp °C | 26 | 27 | 27 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 |
Feels °C | 23 | 25 | 26 | 25 | 26 | 26 | 26 | 26 | 27 | 28 | 30 | 29 | 28 | 28 | 29 | 29 | 28 | 28 |
Swell 1 Height (m) Direction Period (s) | NE 10 | ENE 12 | NNE 11 | NE 11 | NNE 10 | NNE 10 | E 10 | E 9 | E 9 | ENE 9 | ENE 9 | ENE 9 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 |
| kJ | 612 | 784 | 907 | 757 | 409 | 168 | 188 | 180 | 176 | 189 | 220 | 225 | 271 | 391 | 445 | 490 | 555 | 555 |
Swell 2 Height (m) Direction Period (s) | E 10 | NNE 11 | ENE 11 | SSW 10 | SSW 10 | ENE 10 | SSW 10 | SSW 10 | SSW 10 | S 10 | SSW 10 | SW 10 | SW 10 | SSW 10 | SW 9 | SW 9 | SW 9 | SSW 9 |
| kJ | 314 | 523 | 308 | 212 | 220 | 167 | 157 | 160 | 160 | 208 | 176 | 229 | 192 | 157 | 125 | 123 | 123 | 96 |
Swell 3 Height (m) Direction Period (s) | ENE 12 | SW 11 | WSW 11 | E 11 | E 10 | SSW 10 | SW 11 | WSW 11 | WSW 10 | SW 10 | NE 8 | NNE 8 | WSW 5 | WSW 10 | WSW 10 | SW 10 | S 12 | SW 10 |
| kJ | 355 | 169 | 154 | 188 | 164 | 160 | 119 | 99 | 130 | 104 | 54 | 43 | 6 | 40 | 40 | 25 | 25 | 45 |
Wind waves Height (m) Direction Period (s) | SSW 10 | SSW 10 | SW 10 | SW 5 | SW 5 | SSW 6 | SSW 6 | S 6 | SE 4 | — | — | — | NE 8 | NNE 8 | — | — | — | — |
| kJ | 216 | 347 | 416 | 43 | 51 | 62 | 64 | 71 | 14 | — | — | — | 36 | 37 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 196 | 233 | 233 | 196 | 191 | 191 | 480 | 191 | 191 | 204 | 208 | 227 | 208 | 204 | 204 | 204 | 191 | 218 |
Best forecast wave conditions in Izu Islands | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
Header Global | ||||||||||||||||||
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