Surf Forecasts:
How big are the waves at Kaiser's (Hachijojima Island) today (20 Aug):
- Morning surf: Morning surf (20 Aug, local time) - 1.5ft (0.5m), 9s period with ENE swell.
- Afternoon surf: Afternoon surf (20 Aug, local time) - 2ft (0.6m), 8s period with SSW swell.
- Evening surf: Evening surf (20 Aug, local time) - 2.5ft (0.7m), 9s period with SSW swell.
The current surf forecast for Kaiser's (Hachijojima Island) at 10AM is: 0.5m 9s primary swell from a East-northeast direction and 0.6m 6s secondary swell from a East-southeast direction (forecast issued at 02:00am August 20). The wind direction is predicted to be onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 1.5ft (0.5m) | 9s |
| Afternoon (20 Aug) | 2ft (0.6m) | 8s |
| Evening (20 Aug) | 2.5ft (0.7m) | 9s |
Table - waves today at Kaiser's (Hachijojima Island). (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Sat afternoon. Warm (max 27°C on Thu morning, min 26°C on Thu morning). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 20 | Friday 21 | Saturday 22 | ||||||||||||||||||||||
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) | ESE 6 | ESE 6 | SE 11 | ENE 9 | ENE 9 | SSW 8 | SSW 8 | SSW 9 | SE 11 | SSW 9 | ESE 9 | E 9 | SSW 9 | E 9 | E 9 | E 10 | E 10 | ESE 10 | ESE 10 | E 10 | E 11 | E 11 | E 11 | E 11 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 50 | 50 | 58 | 44 | 44 | 53 | 73 | 80 | 57 | 113 | 48 | 59 | 113 | 61 | 60 | 65 | 92 | 179 | 197 | 154 | 233 | 281 | 338 | 338 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross |
High Tide | 11:02AM1.15m | 8:57PM1.51m | 9:25PM1.41m | |||||||||||||||||||||
Low Tide | 4:12AM0.67m | 2:10PM1.10m | 5:33AM0.64m | 7:12AM0.57m | ||||||||||||||||||||
 |  |  | | | | | | | | |  | | | | | | | | | | |  | | |
 | — | 5:05 | — | — | — | — | — | — | — | 5:05 | — | — | — | — | — | — | — | 5:07 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 6:21 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:19 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — |
Temp °C | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 26 | 26 | 27 | 27 | 27 | 27 | 27 |
Feels °C | 28 | 28 | 28 | 28 | 29 | 30 | 29 | 28 | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 28 | 27 | 27 | 29 | 29 | 28 | 29 | 30 |
Swell 1 Height (m) Direction Period (s) | ENE 9 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | SSW 8 | SSW 8 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 10 | SSW 10 | SSW 9 | SSW 9 | ESE 10 | E 10 | E 11 | E 11 | E 11 | E 11 |
| kJ | 44 | 50 | 36 | 25 | 25 | 53 | 73 | 80 | 90 | 113 | 90 | 88 | 113 | 127 | 145 | 145 | 133 | 106 | 197 | 154 | 233 | 281 | 338 | 338 |
Swell 2 Height (m) Direction Period (s) | SE 10 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ESE 6 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ESE 9 | E 9 | E 9 | E 9 | E 9 | E 10 | E 10 | SE 10 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 |
| kJ | 28 | 44 | 44 | 44 | 44 | 17 | 43 | 43 | 37 | 37 | 48 | 59 | 59 | 61 | 60 | 65 | 92 | 27 | 103 | 103 | 106 | 146 | 127 | 124 |
Swell 3 Height (m) Direction Period (s) | SW 9 | ESE 10 | SE 11 | SSW 8 | SSW 8 | ENE 9 | SE 11 | SE 11 | SE 11 | SE 11 | ENE 8 | ESE 11 | SE 11 | NE 8 | SE 10 | ESE 10 | SE 10 | E 14 | SE 10 | ESE 12 | SE 12 | SE 11 | SE 11 | SE 11 |
| kJ | 20 | 42 | 58 | 24 | 39 | 44 | 57 | 57 | 57 | 57 | 26 | 45 | 29 | 17 | 28 | 42 | 27 | 36 | 17 | 59 | 37 | 29 | 29 | 29 |
Wind waves Height (m) Direction Period (s) | ESE 6 | — | — | — | — | — | — | ESE 5 | ESE 6 | — | — | — | — | SE 6 | SE 5 | SE 5 | SE 4 | ESE 10 | SSE 4 | SSE 4 | SSE 4 | S 4 | — | — |
| kJ | 50 | — | — | — | — | — | — | 11 | 12 | — | — | — | — | 15 | 18 | 14 | 21 | 179 | 15 | 18 | 15 | 9 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 152 | 152 | 152 | 152 | 152 | 248 | 248 | 227 | 152 | 152 | 152 | 152 | 195 | 248 | 195 | 195 | 195 | 195 | 152 | 152 | 195 | 195 | 152 | 152 |
Best forecast wave conditions in Izu Islands | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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