Surf Forecasts:
How big are the waves at Santos (Hachijojima Island) today (20 Jul):
- Morning surf: Morning surf (20 Jul, local time) - 3ft (0.9m), 9s period with ENE swell.
- Afternoon surf: Afternoon surf (20 Jul, local time) - 3ft (0.9m), 9s period with E swell.
- Evening surf: Evening surf (20 Jul, local time) - 4ft (1.2m), 13s period with ENE swell.
The current surf forecast for Santos (Hachijojima Island) at 4AM is: 1.1m 9s primary swell from a East direction (forecast issued at 08:00pm July 19). An open ocean swell of 0.4m 8s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Jul) | 3ft (0.9m) | 9s |
| Afternoon (20 Jul) | 3ft (0.9m) | 9s |
| Evening (20 Jul) | 4ft (1.2m) | 13s |
Table - waves today at Santos (Hachijojima Island). (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Mon afternoon, min 27°C on Sun night). Wind will be generally light. | ||||||||||||||||||
Sun 19 | Monday 20 | Tuesday 21 | ||||||||||||||||
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 9 | E 9 | E 9 | ENE 9 | E 9 | E 9 | E 8 | ENE 13 | ENE 12 | ENE 11 | ENE 11 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 |
Wave Graph  | ||||||||||||||||||
 kJ | 164 | 160 | 192 | 192 | 188 | 129 | 150 | 119 | 147 | 515 | 505 | 439 | 436 | 419 | 345 | 333 | 326 | 274 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 9:04PM1.49m | 9:00AM1.35m | 9:28PM1.51m | 10:04AM1.24m | ||||||||||||||
Low Tide | 3:09AM0.80m | 3:03PM0.74m | 4:08AM0.77m | 3:29PM0.90m | ||||||||||||||
 |  | |  |  | | | | | | | | | | | | | | |
 | — | — | — | 4:45 | — | — | — | — | — | — | — | 4:45 | — | — | — | — | — | — |
 | 6:47 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:46 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 27 |
Feels °C | 30 | 30 | 30 | 30 | 30 | 29 | 29 | 30 | 31 | 29 | 29 | 29 | 29 | 29 | 29 | 30 | 30 | 29 |
Swell 1 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 9 | E 9 | ENE 9 | E 9 | E 9 | E 8 | ENE 13 | ENE 12 | ENE 11 | ENE 11 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 |
| kJ | 164 | 160 | 192 | 192 | 188 | 129 | 150 | 119 | 147 | 515 | 505 | 439 | 436 | 419 | 345 | 333 | 326 | 274 |
Swell 2 Height (m) Direction Period (s) | SE 7 | SE 7 | WSW 8 | SW 8 | SW 9 | SE 7 | WSW 8 | ENE 14 | ENE 14 | WSW 8 | WSW 8 | WSW 9 | SSE 8 | SSE 8 | WSW 8 | WSW 8 | WSW 8 | SW 8 |
| kJ | 26 | 18 | 26 | 18 | 19 | 11 | 28 | 78 | 105 | 7 | 25 | 25 | 12 | 11 | 26 | 26 | 26 | 16 |
Swell 3 Height (m) Direction Period (s) | WSW 9 | WSW 9 | SSE 9 | SE 8 | SSE 8 | SW 8 | SE 8 | SW 8 | WSW 8 | SSE 8 | SSE 8 | SSE 8 | W 8 | SW 8 | SSE 8 | SSE 8 | SSE 8 | SSE 7 |
| kJ | 30 | 30 | 7 | 18 | 7 | 18 | 17 | 18 | 27 | 6 | 13 | 12 | 5 | 11 | 11 | 11 | 11 | 11 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | WSW 2 | — | — | WSW 2 | W 8 | WSW 8 | WSW 8 | WSW 3 | WSW 3 | WSW 4 | WSW 4 |
| kJ | — | — | — | — | — | — | — | 1 | — | — | 1 | 5 | 36 | 37 | 4 | 6 | 7 | 12 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 196 | 152 | 196 | 0 | 0 | 0 | 249 | 257 | 0 | 196 | 196 | 196 | 196 | 196 | 196 | 196 | 196 | 196 |
Best forecast wave conditions in Izu Islands | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
Header Global | ||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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