Surf Forecasts:
How big are the waves at Kaiser's (Hachijojima Island) today (18 Sep):
- Morning surf: Morning surf (18 Sep, local time) - 8ft (2.5m), 8s period with NNE 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) - 7.5ft (2.3m), 13s period with SE swell.
The current surf forecast for Kaiser's (Hachijojima Island) at 2PM is: 3.0m 8s primary swell from a Northeast direction and 0.6m 14s secondary swell from a Southeast direction, 0.4m 11s secondary swell from a Southeast direction (forecast issued at 08:00am September 18). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 8ft (2.5m) | 8s |
| Afternoon (18 Sep) | 10ft (3.0m) | 8s |
| Evening (18 Sep) | 7.5ft (2.3m) | 13s |
Table - waves today at Kaiser's (Hachijojima Island). (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 198mm), heaviest during Sat night. Warm (max 28°C on Sun morning, min 25°C on Sat night). Winds increasing (fresh winds from the E on Fri night, stormy winds from the E by Sun night). | ||||||||||||||||||||||
Friday 18 | Saturday 19 | Sunday 20 | ||||||||||||||||||||
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) | NNE 8 | NNE 8 | NNE 8 | NE 8 | NE 8 | SE 13 | SE 13 | SE 16 | SE 14 | SE 14 | SE 13 | SE 13 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | SE 12 | SE 12 | SSE 13 | SE 13 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 1093 | 866 | 1056 | 1279 | 1216 | 1876 | 2760 | 8994 | 9144 | 8050 | 6528 | 5943 | 5956 | 5153 | 5567 | 5911 | 6973 | 6802 | 7704 | 10933 | 6629 | 19766 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | on | on | on | on | on |
High Tide | 10:32AM1.22m | 7:46PM1.50m | 8:05PM1.41m | 4:38PM1.33m | ||||||||||||||||||
Low Tide | 3:12AM0.63m | 1:23PM1.18m | 4:27AM0.67m | 6:19AM0.65m | ||||||||||||||||||
 | | | |  |  | | | | | | | |  | | | | | | | | | |
 | 5:24 | — | — | — | — | — | — | 5:26 | — | — | — | — | — | — | — | 5:26 | — | — | — | — | — | — |
 | — | — | — | 5:44 | — | — | — | — | — | — | — | 5:42 | — | — | — | — | — | — | — | 5:40 | — | — |
mm | 1 | 1 | 1 | 1 | — | 1 | 2 | 3 | 2 | 5 | 1 | 2 | 4 | 6 | 7 | 7 | 44 | 13 | 4 | 3 | 2 | 2 |
Temp °C | 26 | 26 | 26 | 26 | 27 | 26 | 27 | 27 | 26 | 27 | 27 | 27 | 27 | 25 | 25 | 26 | 25 | 27 | 28 | 28 | 28 | 28 |
Feels °C | 22 | 22 | 22 | 22 | 23 | 23 | 25 | 26 | 24 | 25 | 25 | 25 | 25 | 23 | 21 | 22 | 20 | 23 | 24 | 25 | 23 | 22 |
Swell 1 Height (m) Direction Period (s) | ESE 7 | ESE 7 | ESE 7 | SE 14 | SE 13 | SE 13 | SE 13 | SE 16 | SE 14 | SE 14 | SE 13 | SE 13 | — | NNE 8 | NNE 8 | — | — | — | — | — | SSE 13 | S 13 |
| kJ | 62 | 90 | 99 | 116 | 704 | 1876 | 2760 | 8994 | 9144 | 8050 | 6528 | 5943 | — | 174 | 96 | — | — | — | — | — | 6629 | 7904 |
Swell 2 Height (m) Direction Period (s) | SSE 12 | ENE 12 | SE 11 | SE 10 | ESE 8 | S 10 | SE 17 | ENE 11 | NNE 8 | NNE 8 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 13 | 186 | 33 | 37 | 103 | 2 | 1586 | 121 | 435 | 298 | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | S 8 | SE 11 | S 11 | S 10 | S 10 | — | — | ENE 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 5 | 20 | 2 | 2 | 2 | — | — | 117 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | NNE 8 | NNE 8 | NNE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NNE 8 | — | — | NNE 8 | NNE 8 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | SE 12 | SE 12 | ESE 11 | SE 13 |
| kJ | 1093 | 866 | 1056 | 1279 | 1216 | 1202 | 941 | 593 | — | — | 356 | 263 | 5956 | 5153 | 5567 | 5911 | 6973 | 6802 | 7704 | 10933 | 6287 | 19766 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 480 | 480 | 297 | 497 | 497 | 494 | 495 | 297 | 227 | 494 | 546 | 480 | 250 | 494 | 495 | 495 | 511 | 546 | 546 | 565 | 511 | 511 |
Best forecast wave conditions in Izu Islands | ||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||
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