Surf Forecasts:
How big are the waves at Santos (Hachijojima Island) today (18 Sep):
- Morning surf: Morning surf (18 Sep, local time) - 10ft (3.0m), 8s period with NE swell.
- Afternoon surf: Afternoon surf (18 Sep, local time) - 10ft (3.0m), 8s period with NE swell.
- Evening surf: Evening surf (18 Sep, local time) - 8ft (2.5m), 13s period with SE swell.
The current surf forecast for Santos (Hachijojima Island) at 4AM is: 2.5m 8s primary swell from a Northeast direction and 0.8m 8s secondary swell from a East-southeast direction, 0.2m 9s secondary swell from a South-southeast direction (forecast issued at 08:00pm September 17). The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 10ft (3.0m) | 8s |
| Afternoon (18 Sep) | 10ft (3.0m) | 8s |
| Evening (18 Sep) | 8ft (2.5m) | 13s |
Table - waves today at Santos (Hachijojima Island). (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 114mm), heaviest during Sat night. Warm (max 28°C on Sun morning, min 25°C on Thu night). Winds increasing (fresh winds from the ENE on Fri night, near gales from the ENE by Sat night). | ||||||||||||||||||
Thu 17 | Friday 18 | Saturday 19 | ||||||||||||||||
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) | NNE 8 | NNE 8 | NNE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | SE 13 | SE 13 | SE 16 | SE 14 | ESE 14 | ESE 13 | ESE 13 | ESE 12 | ESE 12 |
Wave Graph  | ||||||||||||||||||
 kJ | 522 | 746 | 590 | 711 | 1145 | 1070 | 1217 | 1215 | 1215 | 2140 | 4117 | 9736 | 10091 | 10126 | 8085 | 7810 | 7223 | 7694 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross | cross | cross | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 7:27PM1.59m | 10:32AM1.22m | 7:46PM1.50m | 8:05PM1.41m | ||||||||||||||
Low Tide | 3:12AM0.63m | 1:23PM1.18m | 4:27AM0.67m | |||||||||||||||
 | | | |  |  | |  |  | | | | | | | | |  | |
 | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:26 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 5:44 | — | — | — | — | — | — | — | 5:42 | — | — |
mm | 2 | 1 | 2 | 3 | 2 | 1 | 1 | — | — | 1 | 1 | 3 | 1 | 2 | 1 | 2 | 4 | 11 |
Temp °C | 26 | 26 | 26 | 25 | 26 | 26 | 26 | 27 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 25 |
Feels °C | 23 | 23 | 24 | 21 | 21 | 22 | 22 | 23 | 22 | 25 | 25 | 25 | 24 | 24 | 24 | 23 | 22 | 19 |
Swell 1 Height (m) Direction Period (s) | ENE 11 | ENE 11 | ENE 11 | ESE 8 | SSE 12 | ESE 7 | SE 11 | SE 14 | SE 13 | SE 13 | SE 13 | SE 16 | SE 14 | — | ESE 13 | — | — | — |
| kJ | 164 | 128 | 164 | 82 | 13 | 102 | 30 | 116 | 704 | 2140 | 4117 | 9736 | 10091 | — | 8085 | — | — | — |
Swell 2 Height (m) Direction Period (s) | SE 7 | SE 7 | SE 7 | SSE 9 | W 8 | SE 11 | SE 11 | SE 10 | S 10 | S 10 | SE 16 | — | — | — | — | — | — | — |
| kJ | 44 | 33 | 38 | 8 | 1 | 20 | 33 | 37 | 2 | 2 | 1771 | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | ENE 13 | ENE 13 | SSE 8 | SE 12 | W 8 | — | — | S 10 | — | — | — | — | — | — | — | — | — | — |
| kJ | 35 | 35 | 7 | 6 | 1 | — | — | 2 | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNE 8 | NNE 8 | NNE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NNE 8 | ESE 14 | NNE 8 | ESE 13 | ESE 12 | ESE 12 |
| kJ | 522 | 746 | 590 | 711 | 1145 | 1070 | 1217 | 1215 | 1215 | 1109 | 962 | 786 | 443 | 10126 | 191 | 7810 | 7223 | 7694 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 227 | 480 | 480 | 480 | 480 | 480 | 297 | 497 | 494 | 494 | 297 | 297 | 227 | 506 | 830 | 511 | 480 | 495 |
Best forecast wave conditions in Izu Islands | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
Header Global | ||||||||||||||||||
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