Surf Forecasts:
How big are the waves at Santos (Hachijojima Island) today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 2ft (0.6m), 9s period with E swell.
- 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 6AM is: 0.9m 9s primary swell from a South-southwest direction and 0.6m 8s secondary swell from a East direction (forecast issued at 02:00am August 21). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 2ft (0.6m) | 9s |
| 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 morning, min 26°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Friday 21 | Saturday 22 | Sunday 23 | ||||||||||||||||||||||
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 | 6 PM | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | SE 11 | SSW 9 | SSW 9 | E 9 | ESE 9 | ESE 9 | E 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 11 | E 11 | E 11 | E 11 | E 10 | E 10 | E 10 | E 10 | ENE 10 | ENE 9 | SSE 14 | SSE 18 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 57 | 113 | 113 | 59 | 86 | 96 | 60 | 65 | 118 | 120 | 146 | 154 | 227 | 274 | 275 | 275 | 255 | 245 | 240 | 240 | 163 | 121 | 323 | 362 |
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-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | glassy | cross-on | on | cross-on | cross-on |
High Tide | 9:25PM1.41m | 10:29PM1.32m | 4:49PM1.33m | |||||||||||||||||||||
Low Tide | 5:33AM0.64m | 7:12AM0.57m | 8:26AM0.46m | |||||||||||||||||||||
 | |  | | | | | |  | |  | | | | | | | | | | | | | | |
 | — | 5:05 | — | — | — | — | — | — | — | 5:07 | — | — | — | — | — | — | — | 5:07 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:19 | — | — | — | — | — | — | — | 6:17 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 27 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 27 | 27 | 27 | 27 |
Feels °C | 29 | 30 | 29 | 30 | 29 | 28 | 28 | 27 | 27 | 28 | 26 | 27 | 28 | 28 | 28 | 29 | 29 | 28 | 29 | 30 | 31 | 30 | 30 | 29 |
Swell 1 Height (m) Direction Period (s) | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 10 | SSW 10 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | E 11 | E 11 | E 11 | E 11 | E 10 | E 10 | E 10 | E 10 | ENE 10 | ENE 9 | SSE 14 | SSE 13 |
| kJ | 90 | 113 | 113 | 88 | 90 | 127 | 145 | 175 | 133 | 158 | 158 | 158 | 227 | 274 | 275 | 275 | 255 | 245 | 240 | 240 | 163 | 121 | 323 | 362 |
Swell 2 Height (m) Direction Period (s) | ENE 8 | ENE 8 | E 8 | E 9 | ESE 9 | ESE 9 | E 9 | E 10 | E 10 | E 10 | E 10 | E 10 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SW 9 | SSW 8 | SW 8 | SW 8 | SE 12 | ENE 9 | SSE 18 |
| kJ | 37 | 37 | 46 | 59 | 86 | 96 | 60 | 65 | 118 | 120 | 146 | 154 | 130 | 130 | 103 | 101 | 101 | 79 | 92 | 72 | 57 | 116 | 110 | 356 |
Swell 3 Height (m) Direction Period (s) | SE 11 | SE 11 | SE 11 | ESE 11 | SE 11 | NE 8 | SE 10 | ESE 10 | SE 10 | SE 10 | SE 10 | ESE 12 | SE 12 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 13 | SE 13 | SE 12 | SW 8 | E 12 | ENE 9 |
| kJ | 57 | 57 | 56 | 45 | 29 | 17 | 28 | 42 | 27 | 27 | 17 | 59 | 37 | 29 | 29 | 29 | 29 | 29 | 44 | 79 | 152 | 43 | 108 | 86 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | SE 5 | SE 5 | SSE 5 | SE 5 | S 4 | S 4 | SSW 4 | — | — | — | — | — | — | — | — | — | — | — | — | SE 5 |
| kJ | — | — | — | — | 11 | 14 | 15 | 12 | 6 | 6 | 5 | — | — | — | — | — | — | — | — | — | — | — | — | 7 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 152 | 152 | 152 | 152 | 196 | 196 | 196 | 196 | 196 | 196 | 196 | 196 | 196 | 196 | 196 | 152 | 152 | 152 | 0 | 0 | 191 | 191 | 191 | 191 |
Best forecast wave conditions in Izu Islands | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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