Surf Forecasts:
How big are the waves at Santos (Hachijojima Island) today (20 Sep):
- Morning surf: Morning surf (20 Sep, local time) - 15ft (4.5m), 11s period with SE swell.
- Afternoon surf: Afternoon surf (20 Sep, local time) - 16ft (5.0m), 12s period with SE swell.
- Evening surf: Evening surf (20 Sep, local time) - 18ft (5.5m), 12s period with SSE swell.
The current surf forecast for Santos (Hachijojima Island) at 1PM is: 5.0m 11s primary swell from a Southeast direction and 0.2m 14s secondary swell from a East direction (forecast issued at 08:00am September 20). The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | 15ft (4.5m) | 11s |
| Afternoon (20 Sep) | 16ft (5.0m) | 12s |
| Evening (20 Sep) | 18ft (5.5m) | 12s |
Table - waves today at Santos (Hachijojima Island). (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 88mm), heaviest during Mon night. Warm (max 28°C on Sun morning, min 26°C on Tue afternoon). Winds decreasing (extremely windy from the S on Mon night, calm by Tue night). | ||||||||||||||||||||||
Sunday 20 | Monday 21 | Tuesday 22 | ||||||||||||||||||||
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 | SE 11 | SE 11 | SE 12 | SE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | S 12 | S 13 | SSW 14 | E 10 | E 10 | SSE 9 | ENE 10 | ENE 10 | ENE 10 | ENE 9 | SSW 7 | SSW 7 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 5346 | 4738 | 5522 | 6236 | 6723 | 7767 | 8823 | 10074 | 11195 | 13277 | 15879 | 26684 | 43843 | 74 | 50 | 561 | 33 | 32 | 18 | 17 | 268 | 193 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 4:38PM1.33m | 4:04PM1.38m | 1:08AM1.30m | 4:12PM1.45m | ||||||||||||||||||
Low Tide | 6:19AM0.65m | 7:45AM0.59m | 8:57PM1.21m | 8:41AM0.51m | ||||||||||||||||||
 |  | | |  | | | | | | | |  | | | |  |  | | |  | | |
 | 5:26 | — | — | — | — | — | — | 5:26 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — |
 | — | — | — | 5:40 | — | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:37 | — | — |
mm | 5 | 7 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 1 | 4 | 3 | 6 | 9 | 38 | 3 | — | — | — | — | — | — |
Temp °C | 27 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 26 |
Feels °C | 25 | 27 | 26 | 26 | 25 | 25 | 25 | 24 | 23 | 22 | 22 | 19 | 16 | 9 | 12 | 20 | 22 | 24 | 24 | 22 | 22 | 23 |
Swell 1 Height (m) Direction Period (s) | NNE 8 | NNE 8 | E 14 | — | E 13 | ENE 12 | E 12 | E 12 | NNE 9 | E 11 | E 11 | E 10 | — | E 10 | E 10 | SSE 9 | ENE 10 | ENE 10 | NNW 7 | ENE 9 | SSW 7 | SSW 7 |
| kJ | 39 | 39 | 14 | — | 51 | 52 | 106 | 103 | 15 | 121 | 89 | 106 | — | 74 | 50 | 561 | 33 | 32 | 18 | 17 | 268 | 193 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | NNE 8 | — | — | — | — | — | — | E 10 | E 13 | ENE 10 | ENE 10 | N 7 | NW 8 | W 7 |
| kJ | — | — | — | — | — | — | — | — | 13 | — | — | — | — | — | — | 50 | 4 | 32 | 18 | 8 | 82 | 96 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | E 13 | E 13 | E 13 | ENE 10 | NW 7 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 3 | 3 | 18 | 91 |
Wind waves Height (m) Direction Period (s) | SE 11 | SE 11 | SE 11 | SE 12 | SE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | S 12 | S 13 | SSW 14 | SW 14 | WSW 12 | WSW 11 | WSW 10 | WSW 9 | WSW 8 | WSW 8 | W 8 | — |
| kJ | 5346 | 4738 | 5522 | 6236 | 6723 | 7767 | 8823 | 10074 | 11195 | 13277 | 15879 | 26684 | 43843 | 46607 | 22732 | 7963 | 3760 | 2407 | 1483 | 996 | 228 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 250 | 546 | 546 | 252 | 546 | 546 | 565 | 204 | 218 | 565 | 1245 | 524 | 511 | 495 | 494 | 249 | 196 | 196 | 191 | 152 | 204 | 237 |
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