
Surf Forecasts:
How big are the waves at Santos (Hachijojima Island) today (17 Sep):
- Morning surf: Morning surf (17 Sep, local time) - 3ft (0.9m), 12s period with ENE swell.
- Afternoon surf: Afternoon surf (17 Sep, local time) - 7ft (2.2m), 7s period with NNE swell.
- Evening surf: Evening surf (17 Sep, local time) - 7ft (2.2m), 8s period with NNE swell.
The current surf forecast for Santos (Hachijojima Island) at 6AM is: 0.9m 12s primary swell from a East-northeast direction and 0.9m 8s secondary swell from a Southeast direction (forecast issued at 02:00am September 17). The wind direction is predicted to be cross-shore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Sep) | 3ft (0.9m) | 12s |
| Afternoon (17 Sep) | 7ft (2.2m) | 7s |
| Evening (17 Sep) | 7ft (2.2m) | 8s |
Table - waves today at Santos (Hachijojima Island). (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 121mm), heaviest during Sat night. Warm (max 26°C on Thu morning, min 25°C on Thu night). Winds increasing (fresh winds from the NNE on Thu morning, near gales from the NE by Sat night). | ||||||||||||||||||||||||
Thursday 17 | Friday 18 | Saturday 19 | ||||||||||||||||||||||
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) | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | NNE 7 | NNE 8 | NNE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | SE 13 | SE 13 | SE 16 | SE 14 | SE 14 | ESE 13 | ESE 13 | ESE 13 | ESE 12 |
Wave Graph | ||||||||||||||||||||||||
244 | 240 | 240 | 236 | 232 | 516 | 653 | 612 | 765 | 1044 | 1205 | 1097 | 1055 | 957 | 1062 | 1846 | 2546 | 6849 | 6200 | 5747 | 8627 | 10350 | 9491 | 8041 | |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | glassy | cross | cross | cross | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 9:11AM1.32m | 7:27PM1.59m | 10:32AM1.22m | 7:46PM1.50m | 8:05PM1.41m | |||||||||||||||||||
Low Tide | 2:24AM0.60m | 1:27PM1.12m | 3:12AM0.63m | 1:23PM1.18m | 4:27AM0.67m | |||||||||||||||||||
— | 5:24 | — | — | — | — | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:26 | — | — | — | — | — | — | |
— | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:44 | — | — | — | — | — | — | — | 5:42 | — | — | |
mm | — | 2 | 1 | — | — | 1 | 1 | 1 | 2 | 2 | 1 | 1 | 1 | — | — | 1 | — | 1 | 3 | 1 | 2 | 2 | 2 | 8 |
Temp °C | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25 |
Feels °C | 30 | 30 | 27 | 25 | 22 | 22 | 21 | 22 | 22 | 20 | 20 | 21 | 21 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 22 | 21 | 19 |
Swell 1 Height (m) Direction Period (s) | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 11 | ENE 11 | ENE 11 | SE 7 | SE 12 | SSE 12 | SE 11 | SE 11 | SE 13 | SE 13 | SE 13 | SE 13 | SE 16 | SE 14 | SE 14 | NNE 8 | — | — | NNW 7 |
244 | 240 | 240 | 236 | 232 | 173 | 98 | 164 | 33 | 6 | 13 | 20 | 33 | 62 | 444 | 1846 | 2546 | 6849 | 6200 | 5747 | 253 | — | — | 9 | |
Swell 2 Height (m) Direction Period (s) | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 7 | SE 7 | SSE 8 | SSE 12 | S 8 | — | S 11 | S 10 | S 10 | SE 20 | SE 17 | — | — | NNE 8 | — | — | — | — |
84 | 84 | 84 | 93 | 67 | 60 | 42 | 39 | 7 | 14 | 5 | — | 2 | 2 | 2 | 60 | 951 | — | — | 419 | — | — | — | — | |
Swell 3 Height (m) Direction Period (s) | NNE 5 | NNE 5 | N 6 | SSE 9 | SSE 9 | SSE 9 | ENE 13 | ENE 13 | SE 12 | SSE 8 | — | — | S 11 | S 10 | — | S 10 | — | — | — | — | — | — | — | — |
5 | 9 | 16 | 8 | 8 | 8 | 35 | 35 | 6 | 7 | — | — | 2 | 2 | — | 2 | — | — | — | — | — | — | — | — | |
Wind waves Height (m) Direction Period (s) | — | — | — | NNE 6 | NNE 7 | NNE 7 | NNE 8 | NNE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | E 10 | ESE 13 | ESE 13 | ESE 13 | ESE 12 |
— | — | — | 54 | 286 | 516 | 653 | 612 | 765 | 1044 | 1205 | 1097 | 1055 | 957 | 1062 | 799 | 760 | 827 | 849 | 589 | 8627 | 10350 | 9491 | 8041 | |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 227 | 0 | 227 | 227 | 830 | 227 | 227 | 227 | 494 | 480 | 480 | 480 | 546 | 297 | 497 | 480 | 297 | 297 | 227 | 297 | 511 | 511 | 495 | 495 |
Best forecast wave conditions in Izu Islands | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)












