Surf Forecasts:
How big are the waves at Santos (Hachijojima Island) today (17 Aug):
- Afternoon surf: Afternoon surf (17 Aug, local time) - 4.5ft (1.3m), 9s period with E swell.
- Evening surf: Evening surf (17 Aug, local time) - 4ft (1.2m), 8s period with E swell.
The current surf forecast for Santos (Hachijojima Island) at 9PM is: 1.2m 8s primary swell from a East direction and 0.4m 11s secondary swell from a Southeast direction (forecast issued at 02:00pm August 17). An open ocean swell of 0.4m 8s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Aug) | - | - |
| Afternoon (17 Aug) | 4.5ft (1.3m) | 9s |
| Evening (17 Aug) | 4ft (1.2m) | 8s |
Table - waves today at Santos (Hachijojima Island). (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Tue night, min 26°C on Mon night). Wind will be generally light. | ||||||||||||||||||||
Mon 17 | Tuesday 18 | Wednesday 19 | ||||||||||||||||||
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) | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 9 | E 8 | ESE 8 | ENE 8 | ENE 8 | ENE 8 | E 7 | E 7 | E 7 | E 7 | E 6 | E 6 | E 6 | E 6 |
Wave Graph  | ||||||||||||||||||||
 kJ | 291 | 245 | 234 | 204 | 167 | 164 | 215 | 161 | 122 | 119 | 119 | 99 | 110 | 89 | 85 | 85 | 84 | 68 | 66 | 64 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 8:00PM1.62m | 8:39AM1.38m | 8:17PM1.61m | 9:35AM1.26m | 8:36PM1.57m | |||||||||||||||
Low Tide | 1:46PM0.75m | 2:29AM0.68m | 2:04PM0.90m | 3:15AM0.67m | 2:16PM1.02m | |||||||||||||||
 | |  |  | | | | | | | |  | | | | | | | | | |
 | — | — | — | — | — | 5:03 | — | — | — | — | — | — | — | 5:05 | — | — | — | — | — | — |
 | — | — | 6:24 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 |
Feels °C | 28 | 27 | 28 | 28 | 26 | 27 | 27 | 28 | 28 | 29 | 28 | 29 | 28 | 29 | 29 | 29 | 29 | 29 | 30 | 30 |
Swell 1 Height (m) Direction Period (s) | E 9 | SSW 8 | E 8 | SSW 8 | SSW 8 | SSW 8 | SE 10 | SE 7 | ESE 8 | ESE 7 | ESE 7 | ESE 7 | ENE 8 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 |
| kJ | 291 | 38 | 234 | 25 | 26 | 25 | 37 | 44 | 98 | 96 | 93 | 93 | 40 | 61 | 45 | 44 | 45 | 30 | 30 | 31 |
Swell 2 Height (m) Direction Period (s) | SSW 8 | SE 11 | SW 8 | SE 11 | SE 10 | SE 10 | SW 8 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | ESE 10 | ESE 10 | ESE 10 | SE 10 |
| kJ | 38 | 40 | 31 | 40 | 39 | 37 | 17 | 36 | 26 | 27 | 26 | 27 | 36 | 35 | 35 | 48 | 39 | 39 | 39 | 36 |
Swell 3 Height (m) Direction Period (s) | SE 11 | SW 9 | SE 11 | SW 9 | ESE 8 | ESE 9 | ESE 8 | SW 8 | SW 8 | SW 8 | SW 8 | SSW 8 | SW 8 | SW 8 | SW 9 | SW 9 | SW 9 | SW 9 | SSW 8 | SSW 8 |
| kJ | 41 | 20 | 40 | 12 | 14 | 15 | 13 | 16 | 16 | 15 | 16 | 13 | 18 | 18 | 21 | 21 | 21 | 20 | 12 | 12 |
Wind waves Height (m) Direction Period (s) | — | E 9 | — | E 8 | E 8 | E 8 | E 9 | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 7 | E 7 | E 7 | E 7 | E 6 | E 6 | E 6 | E 6 |
| kJ | — | 245 | — | 204 | 167 | 164 | 215 | 161 | 122 | 119 | 119 | 99 | 110 | 89 | 85 | 85 | 84 | 68 | 66 | 64 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 191 | 191 | 191 | 191 | 191 | 191 | 191 | 204 | 191 | 204 | 204 | 204 | 196 | 196 | 204 | 227 | 227 | 249 | 249 | 227 |
Best forecast wave conditions in Izu Islands | ||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||
Header Global | ||||||||||||||||||||
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