Surf Forecasts:
How big are the waves at Santos (Hachijojima Island) today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 3.5ft (1.1m), 7s period with ESE swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 3ft (0.9m), 8s period with ENE swell.
- Evening surf: Evening surf (18 Aug, local time) - 4.5ft (1.3m), 7s period with E swell.
The current surf forecast for Santos (Hachijojima Island) at 9AM is: 1.1m 7s primary swell from a East-southeast direction and 0.8m 9s secondary swell from a East-northeast direction, 0.4m 10s secondary swell from a Southeast direction (forecast issued at 02:00am August 18). The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 3.5ft (1.1m) | 7s |
| Afternoon (18 Aug) | 3ft (0.9m) | 8s |
| Evening (18 Aug) | 4.5ft (1.3m) | 7s |
Table - waves today at Santos (Hachijojima Island). (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Wed night. Warm (max 27°C on Tue morning, min 26°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 18 | Wednesday 19 | Thursday 20 | ||||||||||||||||||||||
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) | E 8 | E 7 | E 9 | ESE 7 | ENE 8 | ENE 8 | ENE 8 | E 7 | E 7 | E 6 | E 6 | E 7 | E 6 | E 6 | SE 10 | E 6 | E 6 | E 6 | E 6 | ESE 6 | SE 11 | SE 11 | SSW 8 | E 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 167 | 156 | 215 | 131 | 119 | 119 | 119 | 173 | 107 | 97 | 84 | 85 | 67 | 67 | 48 | 59 | 58 | 71 | 69 | 54 | 56 | 57 | 75 | 93 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | on | on | on | on |
High Tide | 8:39AM1.38m | 8:17PM1.61m | 9:35AM1.26m | 8:36PM1.57m | 11:02AM1.15m | 8:57PM1.51m | ||||||||||||||||||
Low Tide | 2:29AM0.68m | 2:04PM0.90m | 3:15AM0.67m | 2:16PM1.02m | 4:12AM0.67m | 2:10PM1.10m | ||||||||||||||||||
 | |  | | | |  | |  | | | | | | | | |  |  | | | | | | |
 | — | 5:03 | — | — | — | — | — | — | — | 5:05 | — | — | — | — | — | — | — | 5:05 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:21 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — |
Temp °C | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 |
Feels °C | 27 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 28 | 28 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 29 |
Swell 1 Height (m) Direction Period (s) | SSW 8 | SSW 8 | SE 10 | ENE 9 | SE 7 | ESE 7 | ESE 7 | SE 10 | ENE 8 | ENE 9 | ENE 9 | ENE 9 | E 6 | E 6 | E 6 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | SSW 8 | SSW 8 | SSW 8 | SSW 8 | SSW 9 |
| kJ | 26 | 25 | 37 | 88 | 107 | 93 | 93 | 27 | 40 | 44 | 45 | 45 | 67 | 67 | 47 | 31 | 30 | 31 | 44 | 41 | 39 | 54 | 75 | 88 |
Swell 2 Height (m) Direction Period (s) | SE 10 | SE 10 | SW 8 | SE 10 | SE 10 | SE 10 | SE 10 | SSW 8 | SE 10 | SE 10 | SE 10 | SE 10 | ENE 9 | ENE 9 | ENE 9 | SE 10 | SE 10 | SE 11 | SSW 9 | ENE 9 | ENE 9 | ENE 9 | ESE 5 | E 9 |
| kJ | 39 | 37 | 17 | 37 | 36 | 27 | 26 | 13 | 36 | 35 | 35 | 35 | 45 | 31 | 31 | 36 | 37 | 41 | 26 | 30 | 44 | 43 | 20 | 93 |
Swell 3 Height (m) Direction Period (s) | ESE 8 | ESE 8 | ESE 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 9 | SW 9 | SW 9 | ESE 10 | ESE 10 | SE 10 | SSW 8 | SW 9 | SW 9 | SE 11 | SE 11 | SE 11 | SE 11 | ENE 9 | SE 11 |
| kJ | 14 | 24 | 13 | 16 | 16 | 15 | 16 | 18 | 18 | 19 | 21 | 21 | 38 | 38 | 48 | 12 | 20 | 20 | 42 | 41 | 56 | 57 | 44 | 57 |
Wind waves Height (m) Direction Period (s) | E 8 | E 7 | E 9 | ESE 7 | ENE 8 | ENE 8 | ENE 8 | E 7 | E 7 | E 6 | E 6 | E 7 | — | — | — | E 6 | E 6 | E 6 | E 6 | ESE 6 | ESE 6 | ESE 6 | — | — |
| kJ | 167 | 156 | 215 | 131 | 119 | 119 | 119 | 173 | 107 | 97 | 84 | 85 | — | — | — | 59 | 58 | 71 | 69 | 54 | 40 | 31 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 191 | 191 | 191 | 204 | 204 | 204 | 204 | 204 | 204 | 204 | 227 | 227 | 257 | 239 | 204 | 227 | 249 | 208 | 249 | 204 | 227 | 249 | 249 | 196 |
Best forecast wave conditions in Izu Islands | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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