Surf Forecasts:
How big are the waves at Santos (Hachijojima Island) today (20 Sep):
- Afternoon surf: Afternoon surf (20 Sep, local time) - 16ft (5.0m), 11s 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 7PM is: 5.5m 12s primary swell from a South-southeast direction and 0.5m 13s secondary swell from a East direction (forecast issued at 02:00pm September 20). The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | - | - |
| Afternoon (20 Sep) | 16ft (5.0m) | 11s |
| 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 91mm), heaviest during Mon night. Warm (max 28°C on Sun afternoon, min 26°C on Mon night). Winds decreasing (extremely windy from the WSW on Mon night, calm by Tue night). | ||||||||||||||||||||
Sun 20 | Monday 21 | Tuesday 22 | ||||||||||||||||||
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 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | S 13 | SSW 14 | E 10 | SSE 10 | SSE 9 | S 9 | ENE 10 | ENE 10 | SSW 8 | SSW 7 | SSW 7 |
Wave Graph  | ||||||||||||||||||||
 kJ | 5522 | 6325 | 7327 | 8136 | 9416 | 10392 | 11531 | 12956 | 14802 | 23291 | 44618 | 73 | 1157 | 606 | 635 | 19 | 18 | 355 | 259 | 181 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross-off | 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 | 7:45AM0.59m | 8:57PM1.21m | 8:41AM0.51m | |||||||||||||||||
 | |  | | | | | | | |  | | |  |  | |  | |  | | |
 | — | — | — | — | — | 5:26 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — |
 | — | 5:40 | — | — | — | — | — | — | — | 5:39 | — | — | — | — | — | — | — | 5:37 | — | — |
mm | 5 | 4 | 4 | 3 | 3 | 2 | 2 | 2 | 2 | 4 | 7 | 18 | 32 | 6 | — | — | — | — | — | — |
Temp °C | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 26 | 27 | 26 | 26 | 26 | 26 | 26 | 26 |
Feels °C | 26 | 26 | 25 | 24 | 25 | 24 | 23 | 22 | 21 | 17 | 14 | 14 | 12 | 20 | 21 | 23 | 25 | 25 | 26 | 27 |
Swell 1 Height (m) Direction Period (s) | E 14 | S 12 | E 13 | ENE 12 | E 12 | E 12 | NNE 9 | E 11 | E 11 | E 11 | — | E 10 | SSE 10 | SSE 9 | S 9 | N 8 | NW 8 | SSW 8 | SSW 7 | SSW 7 |
| kJ | 14 | 2586 | 84 | 52 | 77 | 103 | 15 | 89 | 63 | 86 | — | 73 | 1157 | 606 | 635 | 55 | 112 | 355 | 259 | 181 |
Swell 2 Height (m) Direction Period (s) | — | E 13 | — | — | — | NE 8 | — | — | — | — | — | — | ENE 10 | ENE 10 | ENE 10 | ENE 10 | N 7 | N 6 | NW 8 | W 7 |
| kJ | — | 54 | — | — | — | 16 | — | — | — | — | — | — | 33 | 33 | 33 | 19 | 35 | 12 | 67 | 97 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | E 14 | E 13 | ENE 10 | ENE 9 | N 8 | NW 7 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 3 | 18 | 17 | 29 | 57 |
Wind waves Height (m) Direction Period (s) | SE 11 | SE 11 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | S 13 | SSW 14 | SW 14 | WSW 12 | W 10 | W 10 | WSW 9 | SW 8 | W 8 | W 7 | — |
| kJ | 5522 | 6325 | 7327 | 8136 | 9416 | 10392 | 11531 | 12956 | 14802 | 23291 | 44618 | 54419 | 20044 | 5830 | 2557 | 1813 | 1097 | 371 | 155 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 546 | 546 | 218 | 546 | 546 | 218 | 218 | 191 | 546 | 511 | 511 | 506 | 237 | 196 | 196 | 196 | 227 | 249 | 227 | 0 |
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