Surf Forecasts:
How big are the waves at Kaiser's (Hachijojima Island) today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 2ft (0.6m), 9s period with E swell.
- Afternoon surf: Afternoon surf (21 Aug, local time) - 2.5ft (0.8m), 9s period with ESE swell.
- Evening surf: Evening surf (21 Aug, local time) - 2ft (0.6m), 10s period with E swell.
The current surf forecast for Kaiser's (Hachijojima Island) at 12AM is: 0.5m 8s primary swell from a East-northeast direction (forecast issued at 08:00pm August 20). An open ocean swell of 0.8m 9s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Aug) | 2ft (0.6m) | 9s |
| Afternoon (21 Aug) | 2.5ft (0.8m) | 9s |
| Evening (21 Aug) | 2ft (0.6m) | 10s |
Table - waves today at Kaiser's (Hachijojima Island). (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°C on Thu night, min 26°C on Thu night). Wind will be generally light. | ||||||||||||||||||
Thu 20 | Friday 21 | Saturday 22 | ||||||||||||||||
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) | SSW 8 | SSW 9 | ENE 8 | SSW 9 | SE 11 | E 9 | ESE 9 | ESE 9 | E 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 11 | E 11 | E 11 | E 11 |
Wave Graph  | ||||||||||||||||||
 kJ | 73 | 80 | 37 | 113 | 56 | 59 | 86 | 96 | 60 | 65 | 120 | 118 | 117 | 154 | 227 | 274 | 275 | 275 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross-on |
High Tide | 8:57PM1.51m | 9:25PM1.41m | ||||||||||||||||
Low Tide | 5:33AM0.64m | 7:12AM0.57m | ||||||||||||||||
 |  | | | |  | | | | |  | | | | | | | | |
 | — | — | — | 5:05 | — | — | — | — | — | — | — | 5:07 | — | — | — | — | — | — |
 | 6:21 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:19 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 26 | 27 | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 |
Feels °C | 29 | 27 | 29 | 28 | 28 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 28 |
Swell 1 Height (m) Direction Period (s) | SSW 8 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 10 | SSW 10 | SSW 9 | SSW 9 | SSW 9 | E 10 | E 11 | E 11 | E 11 | E 11 |
| kJ | 73 | 80 | 90 | 113 | 90 | 88 | 90 | 127 | 145 | 145 | 133 | 130 | 106 | 154 | 227 | 274 | 275 | 275 |
Swell 2 Height (m) Direction Period (s) | ENE 9 | ENE 9 | ENE 8 | ENE 8 | E 8 | E 9 | ESE 9 | ESE 9 | E 9 | E 10 | E 10 | E 10 | E 10 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 |
| kJ | 43 | 43 | 37 | 37 | 46 | 59 | 86 | 96 | 60 | 65 | 120 | 118 | 117 | 106 | 158 | 130 | 127 | 101 |
Swell 3 Height (m) Direction Period (s) | SE 11 | SE 11 | ESE 6 | SE 11 | SE 11 | ESE 11 | SE 11 | NE 8 | SE 10 | ESE 10 | SE 10 | SE 10 | SE 10 | ESE 12 | SE 12 | SE 11 | SE 11 | SE 11 |
| kJ | 57 | 57 | 12 | 57 | 56 | 45 | 29 | 17 | 28 | 42 | 27 | 27 | 17 | 59 | 37 | 29 | 29 | 29 |
Wind waves Height (m) Direction Period (s) | ESE 6 | SE 5 | — | — | — | SE 6 | SE 5 | SE 5 | SE 5 | SE 5 | — | S 4 | S 4 | S 4 | — | — | — | — |
| kJ | 12 | 13 | — | — | — | 16 | 13 | 14 | 11 | 11 | — | 7 | 16 | 17 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 248 | 227 | 152 | 152 | 152 | 152 | 195 | 248 | 195 | 195 | 195 | 195 | 195 | 195 | 195 | 195 | 152 | 152 |
Best forecast wave conditions in Izu Islands | ||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||
Header Global | ||||||||||||||||||
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