Surf Forecasts:
How big are the waves at Santos (Hachijojima Island) today (21 Oct):
- Afternoon surf: Afternoon surf (21 Oct, local time) - 5ft (1.5m), 14s period with S swell.
- Evening surf: Evening surf (21 Oct, local time) - 6.5ft (2.0m), 15s period with S swell.
The current surf forecast for Santos (Hachijojima Island) at 9PM is: 2.0m 15s primary swell from a South direction and 0.9m 8s secondary swell from a East-southeast direction (forecast issued at 02:00pm October 21). An open ocean swell of 1.8m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Oct) | - | - |
| Afternoon (21 Oct) | 5ft (1.5m) | 14s |
| Evening (21 Oct) | 6.5ft (2.0m) | 15s |
Table - waves today at Santos (Hachijojima Island). (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 42mm), heaviest during Sat morning. Warm (max 26°C on Wed afternoon, min 20°C on Thu night). Mainly strong winds. | ||||||||||||||||||||
Wed 21 | Thursday 22 | Friday 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) | S 16 | S 14 | S 15 | S 15 | S 15 | S 14 | S 14 | S 13 | S 13 | S 13 | S 12 | S 13 | S 13 | NE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | ESE 7 |
Wave Graph  | ||||||||||||||||||||
 kJ | 765 | 905 | 1718 | 1695 | 1746 | 1472 | 1431 | 1127 | 958 | 813 | 566 | 1103 | 736 | 1286 | 1475 | 1680 | 1444 | 966 | 707 | 512 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | cross-off | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on |
High Tide | 3:04PM1.47m | 1:51AM1.39m | 3:21PM1.53m | 2:49AM1.49m | 3:38PM1.58m | |||||||||||||||
Low Tide | 8:34PM1.08m | 8:30AM0.66m | 9:06PM0.93m | 9:10AM0.67m | ||||||||||||||||
 | |  | | |  |  |  | | |  |  | |  | |  | | | | | |
 | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — |
 | — | 5:00 | — | — | — | — | — | — | — | 5:00 | — | — | — | — | — | — | — | 4:59 | — | — |
mm | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | 1 | 1 | — | 1 | — | — | — |
Temp °C | 26 | 26 | 25 | 25 | 25 | 25 | 24 | 23 | 22 | 23 | 23 | 23 | 21 | 20 | 21 | 20 | 20 | 21 | 21 | 22 |
Feels °C | 24 | 24 | 23 | 23 | 22 | 22 | 22 | 21 | 18 | 18 | 18 | 22 | 14 | 12 | 13 | 13 | 12 | 14 | 14 | 17 |
Swell 1 Height (m) Direction Period (s) | SSE 13 | S 14 | S 15 | S 15 | S 15 | S 14 | S 14 | S 13 | S 13 | S 13 | S 12 | S 13 | S 13 | SSW 13 | SSW 14 | SSW 13 | SSW 13 | SSW 14 | SSW 14 | SSW 14 |
| kJ | 679 | 905 | 1718 | 1695 | 1746 | 1472 | 1431 | 1127 | 958 | 813 | 556 | 1103 | 736 | 995 | 1156 | 692 | 604 | 1114 | 1053 | 957 |
Swell 2 Height (m) Direction Period (s) | S 16 | S 17 | ESE 9 | ESE 8 | ESE 9 | SE 9 | S 6 | W 7 | SSW 16 | SSW 16 | SSW 15 | WNW 7 | SSW 15 | WNW 6 | WNW 6 | SW 16 | SSW 15 | SW 15 | NE 8 | NNE 7 |
| kJ | 765 | 659 | 129 | 126 | 106 | 115 | 64 | 205 | 427 | 441 | 566 | 142 | 434 | 13 | 4 | 362 | 398 | 429 | 306 | 134 |
Swell 3 Height (m) Direction Period (s) | ESE 8 | SE 9 | — | — | — | — | SE 9 | S 6 | SE 10 | SE 10 | SE 9 | SE 9 | WNW 7 | WNW 6 | — | — | — | — | — | — |
| kJ | 123 | 148 | — | — | — | — | 103 | 78 | 92 | 131 | 120 | 120 | 62 | 23 | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SW 5 | SW 5 | SW 6 | SW 6 | SW 6 | SW 6 | W 7 | — | W 7 | WNW 6 | WNW 7 | — | NE 8 | NE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | ESE 7 |
| kJ | 59 | 98 | 171 | 206 | 295 | 359 | 345 | — | 145 | 144 | 175 | — | 601 | 1286 | 1475 | 1680 | 1444 | 966 | 707 | 512 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 515 | 497 | 494 | 495 | 253 | 239 | 218 | 196 | 196 | 237 | 546 | 297 | 218 | 237 | 218 | 204 | 226 | 191 | 191 | 191 |
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