Surf Forecasts:
How big are the waves at Santos (Hachijojima Island) today (21 Aug):
- Afternoon surf: Afternoon surf (21 Aug, local time) - 2.5ft (0.8m), 9s period with ESE swell.
- Evening surf: Evening surf (21 Aug, local time) - 2ft (0.6m), 10s period with E swell.
The current surf forecast for Santos (Hachijojima Island) at 7PM is: 0.6m 9s primary swell from a East direction and 0.6m 5s secondary swell from a Southeast direction (forecast issued at 02:00pm August 21). An open ocean swell of 0.9m 10s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | - | - |
| Afternoon (21 Aug) | 2.5ft (0.8m) | 9s |
| Evening (21 Aug) | 2ft (0.6m) | 10s |
Table - waves today at Santos (Hachijojima Island). (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°C on Fri afternoon, min 26°C on Sat night). Wind will be generally light. | ||||||||||||||||||||
Fri 21 | Saturday 22 | Sunday 23 | ||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  | ||||||||||||
Wave Height (m) Direction Period (s) | ESE 9 | ESE 9 | E 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 11 | E 11 | E 10 | E 11 | E 10 | E 10 | E 10 | E 10 | ENE 10 | ENE 9 | SSE 13 | SSE 13 |
Wave Graph  | ||||||||||||||||||||
 kJ | 84 | 96 | 60 | 65 | 90 | 118 | 117 | 154 | 227 | 281 | 265 | 275 | 255 | 245 | 200 | 240 | 163 | 113 | 215 | 295 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross | cross | cross-on | cross-on | cross-on | cross-on |
High Tide | 9:25PM1.41m | 10:29PM1.32m | 4:49PM1.33m | |||||||||||||||||
Low Tide | 7:12AM0.57m | 8:26AM0.46m | ||||||||||||||||||
 |  |  |  |  | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | 5:07 | — | — | — | — | — | — | — | 5:07 | — | — | — | — | — | — |
 | — | — | 6:20 | — | — | — | — | — | — | — | 6:19 | — | — | — | — | — | — | — | 6:17 | — |
mm | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 27 | 27 | 27 | 27 |
Feels °C | 28 | 28 | 28 | 28 | 27 | 27 | 28 | 28 | 28 | 29 | 29 | 28 | 29 | 29 | 29 | 29 | 30 | 30 | 30 | 29 |
Swell 1 Height (m) Direction Period (s) | SSW 9 | SSW 9 | SSW 10 | SSW 10 | SSW 9 | SSW 9 | SSW 9 | E 10 | E 11 | E 11 | E 10 | E 11 | E 10 | E 10 | E 10 | E 10 | ENE 10 | ENE 9 | SSE 13 | SSE 13 |
| kJ | 90 | 127 | 145 | 145 | 133 | 106 | 106 | 154 | 227 | 281 | 265 | 275 | 255 | 245 | 200 | 240 | 163 | 113 | 215 | 295 |
Swell 2 Height (m) Direction Period (s) | ESE 9 | NE 8 | E 9 | E 10 | E 10 | E 10 | E 10 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SW 8 | SW 8 | SW 8 | SW 8 | ENE 9 | ENE 9 |
| kJ | 84 | 17 | 60 | 65 | 90 | 118 | 117 | 106 | 158 | 130 | 141 | 101 | 101 | 99 | 74 | 72 | 55 | 43 | 110 | 110 |
Swell 3 Height (m) Direction Period (s) | SE 11 | SE 11 | SE 10 | ESE 10 | SE 10 | SE 10 | SE 10 | SE 12 | SE 12 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 13 | SE 13 | SSE 12 | E 12 | E 12 | E 12 |
| kJ | 29 | 29 | 28 | 42 | 27 | 27 | 17 | 39 | 37 | 29 | 30 | 29 | 29 | 29 | 44 | 79 | 99 | 106 | 108 | 110 |
Wind waves Height (m) Direction Period (s) | SE 5 | ESE 9 | SE 5 | SE 5 | S 4 | S 4 | S 4 | S 4 | — | — | — | — | — | SSE 5 | — | — | — | — | — | — |
| kJ | 10 | 96 | 18 | 14 | 11 | 16 | 17 | 12 | — | — | — | — | — | 4 | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 196 | 196 | 196 | 196 | 196 | 196 | 152 | 196 | 196 | 196 | 152 | 152 | 152 | 0 | 204 | 204 | 191 | 191 | 191 | 191 |
Best forecast wave conditions in Izu Islands | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
Header Global | ||||||||||||||||||||
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