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Kaiser's (Hachijojima Island) surfForecast / Izu Islands / Japan
48hr Weather and Surf, issued 8 pm Friday 15 May 2026 JSTForecast update in hr min s Forecast update imminent
Kaiser's (Hachijojima Island) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Kaiser's (Hachijojima Island) sea temperature is
23.6° C
(Which is 2.1°C warmer than normal for this time of year)How big are the waves at Kaiser's (Hachijojima Island) today?
The current surf forecast for Kaiser's (Hachijojima Island) at 3AM is: 1.7m 7s primary swell from a East-northeast direction and 0.4m 8s secondary swell from a East-southeast direction, 0.3m 11s secondary swell from a Southeast direction (forecast issued at 08:00pm May 15). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 May) | 5ft (1.5m) | 7s |
| Afternoon (16 May) | 4.5ft (1.3m) | 7s |
| Evening (16 May) | 4ft (1.2m) | 7s |
Table - waves today at Kaiser's (Hachijojima Island). (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 3mm), mostly falling on Fri night. Warm (max 21°C on Sun afternoon, min 19°C on Fri night). Winds decreasing (fresh winds from the ENE on Fri night, light winds from the NNW by Sun afternoon). | ||||||||||||||||||||||||
Fri 15 | Saturday 16 | Sunday 17 | Monday 18 | |||||||||||||||||||||
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 | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | |
Swell Height Map |   |    |    |    | ||||||||||||||||||||
ENE 6 | ENE 6 | E 6 | ENE 7 | ENE 6 | ENE 7 | ENE 7 | ESE 7 | ESE 7 | E 7 | ESE 7 | E 7 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | |
263 | 310 | 184 | 247 | 203 | 189 | 163 | 157 | 166 | 134 | 121 | 143 | 189 | 270 | 269 | 304 | 290 | 342 | 247 | 258 | 264 | 225 | 185 | 177 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | |
High Tide | 4:53PM1.44m | 3:55AM1.46m | 5:47PM1.49m | 4:26AM1.48m | 6:39PM1.49m | 4:59AM1.48m | ||||||||||||||||||
Low Tide | 10:23PM0.74m | 10:50AM-0.09m | 11:07PM0.80m | 11:32AM-0.23m | 11:48PM0.87m | 12:15PM-0.29m | ||||||||||||||||||
 |  |  | |  |  |  | | |  | | | | | | | | | | | | | | | |
 | — | — | — | 4:41 | — | — | — | — | — | — | — | 4:39 | — | — | — | — | — | — | — | 4:39 | — | — | — | — |
 | 6:31 | — | — | — | — | — | — | — | 6:32 | — | — | — | — | — | — | — | 6:32 | — | — | — | — | — | — | 6:34 |
— | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 20 | 20 | 19 | 19 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 |
15 | 14 | 15 | 15 | 15 | 15 | 16 | 17 | 17 | 18 | 18 | 18 | 19 | 17 | 18 | 20 | 19 | 18 | 19 | 20 | 20 | 21 | 21 | 20 | |
Swell 1 Height (m) Direction Period (s) | ESE 10 | NE 9 | NNE 7 | ESE 8 | ESE 8 | SE 8 | SE 7 | ESE 7 | ESE 7 | E 7 | ESE 7 | E 7 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 |
 kJ | 35 | 21 | 56 | 28 | 47 | 67 | 67 | 157 | 166 | 134 | 121 | 143 | 189 | 270 | 269 | 304 | 290 | 342 | 247 | 258 | 264 | 225 | 185 | 177 |
Swell 2 Height (m) Direction Period (s) | SE 11 | SE 11 | ESE 8 | SE 11 | SE 11 | NE 9 | ESE 10 | E 9 | E 8 | E 8 | E 8 | NE 8 | NE 9 | NE 9 | NE 8 | NE 9 | NE 9 | SSE 8 | NE 10 | SSE 8 | NE 9 | SSE 8 | NE 9 | NE 9 |
| kJ | 42 | 19 | 28 | 19 | 31 | 19 | 20 | 54 | 37 | 50 | 36 | 35 | 47 | 40 | 35 | 51 | 39 | 12 | 33 | 23 | 53 | 22 | 53 | 43 |
Swell 3 Height (m) Direction Period (s) | NE 9 | SE 15 | SE 11 | NE 9 | — | SE 11 | NE 9 | NE 8 | NE 8 | NE 8 | SE 10 | ENE 8 | ENE 8 | NE 9 | ENE 9 | NE 8 | SE 8 | SSE 8 | SE 8 | NE 10 | SSE 8 | NE 10 | SSE 7 | SE 7 |
| kJ | 14 | 8 | 18 | 20 | — | 18 | 12 | 11 | 18 | 24 | 16 | 24 | 23 | 20 | 32 | 3 | 3 | 12 | 15 | 23 | 23 | 26 | 21 | 12 |
Wind waves Height (m) Direction Period (s) | ENE 6 | ENE 6 | E 6 | ENE 7 | ENE 6 | ENE 7 | ENE 7 | NNE 7 | NNE 7 | NNE 6 | NNE 8 | NNE 8 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 263 | 310 | 184 | 247 | 203 | 189 | 163 | 53 | 25 | 22 | 46 | 62 | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 191 | 191 | 191 | 191 | 204 | 204 | 191 | 191 | 152 | 152 | 152 | 152 | 0 | 152 | 0 | 0 | 152 | 152 | 152 | 152 | 152 | 152 | 152 | 195 |
Best forecast wave conditions in Izu Islands | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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