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Kaiser's (Hachijojima Island) surfForecast / Izu Islands / Japan
48hr Weather and Surf, issued 8 am Sunday 17 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
23.9° C
(Which is 2.3°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 3PM is: 1.3m 8s primary swell from a East direction and 0.5m 9s secondary swell from a Northeast direction (forecast issued at 08:00am May 17). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 May) | 3.5ft (1.1m) | 9s |
| Afternoon (17 May) | 4.5ft (1.3m) | 8s |
| Evening (17 May) | 4.5ft (1.4m) | 9s |
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 9mm), mostly falling on Tue night. Warm (max 22°C on Tue afternoon, min 20°C on Sun morning). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 17 | Monday 18 | Tuesday 19 | Wed 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 | 12 AM | 3 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
ESE 9 | E 9 | E 9 | E 8 | E 8 | E 9 | E 8 | E 8 | E 8 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 10 | E 9 | SE 11 | SE 10 | SE 11 | SE 10 | ESE 10 | ESE 10 | ESE 10 | |
169 | 177 | 215 | 239 | 278 | 286 | 239 | 201 | 205 | 215 | 180 | 215 | 169 | 140 | 80 | 143 | 130 | 136 | 150 | 191 | 160 | 267 | 267 | 240 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross-on | cross-on | cross-on | on | cross-on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross | cross | cross | |
High Tide | 4:26AM1.48m | 6:39PM1.49m | 4:59AM1.48m | 7:30PM1.44m | 5:33AM1.47m | 8:21PM1.36m | ||||||||||||||||||
Low Tide | 11:32AM-0.23m | 11:48PM0.87m | 12:15PM-0.29m | 00:24AM0.92m | 1:00PM-0.25m | 00:59AM0.97m | ||||||||||||||||||
 | | | | |  | | | | | | |  |  | | |  | | | |  |  | | | |
 | 4:39 | — | — | — | — | — | — | 4:39 | — | — | — | — | — | — | — | 4:39 | — | — | — | — | — | — | — | 4:37 |
 | — | — | — | — | 6:32 | — | — | — | — | — | — | — | 6:34 | — | — | — | — | — | — | — | 6:35 | — | — | 6:36 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 1 | 1 | — | |
Temp °C | 20 | 20 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 21 | 21 | 22 | 22 |
18 | 17 | 18 | 19 | 18 | 19 | 21 | 22 | 20 | 21 | 21 | 20 | 21 | 20 | 21 | 21 | 20 | 21 | 20 | 22 | 22 | 21 | 20 | 22 | |
Swell 1 Height (m) Direction Period (s) | ESE 9 | E 9 | E 9 | E 8 | E 8 | E 9 | E 8 | E 8 | E 8 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 10 | E 9 | E 9 | SE 10 | SE 11 | SE 10 | ESE 10 | ESE 10 | ESE 10 |
 kJ | 169 | 177 | 215 | 239 | 278 | 286 | 239 | 201 | 205 | 215 | 180 | 215 | 169 | 140 | 80 | 143 | 130 | 136 | 150 | 191 | 160 | 267 | 267 | 240 |
Swell 2 Height (m) Direction Period (s) | NE 9 | NE 9 | NE 8 | NE 9 | NE 9 | SSE 7 | NE 10 | NE 10 | NE 9 | NE 9 | NE 9 | NE 9 | NE 10 | SE 9 | SE 9 | SE 9 | SE 11 | SE 11 | E 9 | E 10 | E 10 | NE 9 | NE 9 | NE 9 |
| kJ | 62 | 40 | 35 | 39 | 28 | 5 | 33 | 23 | 53 | 53 | 30 | 31 | 33 | 83 | 78 | 78 | 110 | 134 | 102 | 115 | 98 | 12 | 12 | 30 |
Swell 3 Height (m) Direction Period (s) | ENE 8 | NE 9 | ENE 9 | SE 7 | SE 7 | SSE 7 | SSE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 10 | SE 10 | NE 10 | E 10 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 11 | NE 11 | S 8 |
| kJ | 23 | 20 | 32 | 2 | 2 | 5 | 5 | 14 | 14 | 13 | 12 | 16 | 37 | 33 | 48 | 31 | 29 | 29 | 29 | 29 | 29 | 19 | 19 | 1 |
Wind waves Height (m) Direction Period (s) | NNE 9 | NW 3 | NW 3 | NW 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 3 | S 4 |
| kJ | 73 | 1 | 2 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 | 14 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 152 | 152 | 152 | 239 | 152 | 152 | 191 | 195 | 152 | 152 | 248 | 152 | 152 | 152 | 152 | 152 | 152 | 152 | 152 | 195 | 195 | 195 | 195 | 152 |
Best forecast wave conditions in Izu Islands | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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