Surf Forecasts:
How big are the waves at Santos (Hachijojima Island) today (20 Oct):
- Morning surf: Morning surf (20 Oct, local time) - 5ft (1.5m), 9s period with SE swell.
- Afternoon surf: Afternoon surf (20 Oct, local time) - 4.5ft (1.4m), 8s period with SE swell.
- Evening surf: Evening surf (20 Oct, local time) - 5ft (1.5m), 12s period with SSE swell.
The current surf forecast for Santos (Hachijojima Island) at 11AM is: 1.0m 12s primary swell from a South-southeast direction and 1.0m 8s secondary swell from a East-southeast direction, 0.8m 4s secondary swell from a South-southwest direction (forecast issued at 02:00am October 20). The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Oct) | 5ft (1.5m) | 9s |
| Afternoon (20 Oct) | 4.5ft (1.4m) | 8s |
| Evening (20 Oct) | 5ft (1.5m) | 12s |
Table - waves today at Santos (Hachijojima Island). (Swell directed towards the surf break)
Short Range ForecastLight rain (total 9mm), mostly falling on Thu night. Warm (max 26°C on Wed morning, min 20°C on Thu night). Mainly near gales. | ||||||||||||||||||||||||
Tuesday 20 | Wednesday 21 | Thursday 22 | ||||||||||||||||||||||
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 8 | SE 9 | SE 9 | SE 9 | SE 13 | SE 8 | SSE 13 | SSE 12 | SE 12 | SSE 15 | S 14 | S 13 | S 16 | S 14 | S 15 | S 15 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | SSW 14 | S 13 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 279 | 269 | 311 | 343 | 364 | 244 | 692 | 614 | 678 | 1475 | 462 | 704 | 765 | 1028 | 1898 | 1672 | 1653 | 1968 | 1699 | 1567 | 943 | 1191 | 606 | 912 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | cross-off | cross-off | on |
High Tide | 9:15PM1.31m | 2:46PM1.40m | 00:27AM1.31m | 3:04PM1.47m | 1:51AM1.39m | 3:21PM1.53m | ||||||||||||||||||
Low Tide | 6:40AM0.69m | 7:58PM1.20m | 7:42AM0.67m | 8:34PM1.08m | 8:30AM0.66m | |||||||||||||||||||
 | |  | | | | | | | | | | | | | | |  |  |  | |  |  | | |
 | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:01 | — | — | — | — | — | — | — | 5:00 | — | — | — | — | — | — | — | 5:00 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | 1 | — | — |
Temp °C | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 25 | 25 | 25 | 25 | 25 | 24 | 22 | 22 | 21 | 23 | 21 |
Feels °C | 24 | 24 | 25 | 25 | 25 | 25 | 26 | 25 | 24 | 24 | 24 | 23 | 25 | 23 | 23 | 22 | 22 | 22 | 23 | 19 | 18 | 18 | 21 | 18 |
Swell 1 Height (m) Direction Period (s) | SE 8 | SE 9 | SE 9 | SSE 12 | SE 13 | SE 8 | SSE 13 | SSE 12 | SE 12 | SSE 15 | SE 11 | S 13 | SSE 13 | S 14 | S 15 | S 15 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 12 | S 13 |
| kJ | 279 | 269 | 311 | 187 | 364 | 244 | 692 | 614 | 678 | 1475 | 462 | 704 | 590 | 1028 | 1898 | 1672 | 1653 | 1968 | 1699 | 1567 | 943 | 1191 | 547 | 912 |
Swell 2 Height (m) Direction Period (s) | SSE 13 | SSE 13 | SSE 12 | SSE 15 | ESE 8 | SE 11 | ESE 8 | S 16 | S 15 | — | S 14 | SE 8 | S 16 | S 17 | ESE 9 | ESE 8 | SE 8 | ESE 9 | SE 9 | ESE 9 | SSW 15 | SE 9 | WNW 7 | WNW 7 |
| kJ | 69 | 114 | 175 | 167 | 126 | 179 | 117 | 417 | 464 | — | 462 | 191 | 765 | 659 | 141 | 90 | 100 | 94 | 118 | 108 | 402 | 123 | 163 | 127 |
Swell 3 Height (m) Direction Period (s) | SSE 17 | S 16 | SSE 16 | NE 8 | S 15 | SSE 13 | S 17 | ESE 9 | W 5 | — | S 18 | S 18 | SE 8 | ESE 9 | SE 10 | — | — | — | ESE 9 | SE 9 | ESE 9 | — | SSW 14 | SE 9 |
| kJ | 97 | 137 | 87 | 2 | 110 | 184 | 281 | 80 | 2 | — | 298 | 399 | 138 | 135 | 49 | — | — | — | 108 | 86 | 110 | — | 606 | 120 |
Wind waves Height (m) Direction Period (s) | — | — | — | SE 9 | SSW 4 | — | — | SE 9 | SSW 4 | SSW 5 | SSW 5 | SW 5 | SW 5 | SW 5 | SW 5 | SW 6 | SW 7 | W 7 | W 7 | W 7 | WNW 6 | WNW 6 | — | — |
| kJ | — | — | — | 343 | 24 | — | — | 215 | 25 | 44 | 67 | 64 | 84 | 96 | 111 | 236 | 315 | 278 | 311 | 181 | 123 | 132 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 196 | 196 | 196 | 233 | 497 | 297 | 249 | 233 | 233 | 233 | 237 | 497 | 497 | 497 | 480 | 494 | 495 | 239 | 0 | 196 | 233 | 227 | 0 | 297 |
Best forecast wave conditions in Izu Islands | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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