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Kaiser's (Hachijojima Island) surfForecast / Izu Islands / Japan
48hr Weather and Surf, issued 2 am Saturday 30 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
23.5° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at Kaiser's (Hachijojima Island) today (30 May):
- Morning surf: Morning surf (30 May, local time) - 2.5ft (0.8m), 11s period with E swell.
- Afternoon surf: Afternoon surf (30 May, local time) - 3ft (0.9m), 11s period with E swell.
- Evening surf: Evening surf (30 May, local time) - 3ft (0.9m), 10s period with E swell.
The current surf forecast for Kaiser's (Hachijojima Island) at 6AM is: 0.8m 11s primary swell from a East direction and 0.4m 11s secondary swell from a Northeast direction (forecast issued at 02:00am May 30). An open ocean swell of 1.7m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 May) | 2.5ft (0.8m) | 11s |
| Afternoon (30 May) | 3ft (0.9m) | 11s |
| Evening (30 May) | 3ft (0.9m) | 10s |
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 2mm), mostly falling on Sun afternoon. Warm (max 24°C on Sun afternoon, min 20°C on Sun afternoon). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 30 | Sunday 31 | Monday 1 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
E 11 | E 11 | E 11 | E 11 | E 11 | E 11 | E 11 | E 10 | E 10 | E 10 | S 14 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | SSW 13 | E 10 | |
146 | 149 | 149 | 149 | 146 | 181 | 181 | 174 | 171 | 212 | 181 | 190 | 285 | 327 | 357 | 350 | 289 | 235 | 184 | 174 | 159 | 164 | 905 | 88 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | off | cross-off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | cross | glassy | on | on | on | on | on | |
High Tide | 3:37AM1.51m | 5:50PM1.37m | 4:05AM1.49m | 6:27PM1.38m | 4:35AM1.46m | 7:02PM1.38m | ||||||||||||||||||
Low Tide | 10:02PM0.96m | 10:51AM0.20m | 10:41PM0.97m | 11:22AM0.14m | 11:18PM0.97m | 11:54AM0.11m | ||||||||||||||||||
 | |  | | | | | |  |  |  | | | |  |  | | | | | | | | | |
 | — | 4:33 | — | — | — | — | — | — | — | 4:33 | — | — | — | — | — | — | — | 4:33 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 6:42 | — | — | — | — | — | — | — | 6:43 | — | — | — | — | — | — | — | 6:43 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | |
Temp °C | 24 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 20 | 20 | 21 | 20 | 20 | 21 | 21 | 22 | 22 | 21 |
20 | 18 | 20 | 23 | 22 | 22 | 23 | 24 | 22 | 21 | 22 | 23 | 23 | 24 | 19 | 16 | 19 | 20 | 21 | 21 | 21 | 21 | 21 | 19 | |
Swell 1 Height (m) Direction Period (s) | E 11 | E 11 | E 11 | E 11 | SW 7 | E 11 | E 11 | E 10 | E 10 | E 10 | E 10 | E 10 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | SSW 16 | SSW 14 | SSW 14 | SSW 13 | SSW 13 |
 kJ | 146 | 149 | 149 | 149 | 102 | 181 | 181 | 174 | 171 | 212 | 162 | 159 | 285 | 327 | 357 | 350 | 289 | 235 | 184 | 499 | 508 | 690 | 905 | 850 |
Swell 2 Height (m) Direction Period (s) | NE 11 | NE 11 | NE 11 | S 6 | E 11 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | S 14 | S 12 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | SSW 16 | S 10 | S 10 | S 10 | E 10 | SW 16 |
| kJ | 45 | 43 | 43 | 18 | 146 | 61 | 41 | 41 | 31 | 30 | 181 | 190 | 164 | 159 | 162 | 125 | 127 | 125 | 392 | 174 | 159 | 164 | 143 | 448 |
Swell 3 Height (m) Direction Period (s) | SE 9 | SE 9 | SE 9 | NE 11 | NNE 6 | S 6 | S 6 | S 6 | S 6 | SSW 14 | WSW 7 | WSW 6 | WSW 6 | WSW 6 | WSW 7 | WSW 7 | SW 16 | SSW 16 | E 10 | E 10 | E 10 | E 10 | SW 17 | E 10 |
| kJ | 3 | 3 | 3 | 43 | 12 | 17 | 17 | 16 | 10 | 38 | 17 | 23 | 16 | 14 | 15 | 15 | 67 | 169 | 125 | 122 | 120 | 146 | 482 | 88 |
Wind waves Height (m) Direction Period (s) | WSW 7 | W 7 | W 7 | W 7 | NW 6 | WNW 6 | NW 6 | NW 5 | WNW 5 | WNW 4 | WNW 4 | — | — | — | — | — | — | — | — | — | — | — | — | SE 4 |
| kJ | 285 | 311 | 266 | 173 | 39 | 22 | 15 | 7 | 4 | 2 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | 12 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 218 | 218 | 196 | 0 | 191 | 0 | 0 | 0 | 195 | 0 | 0 | 0 | 0 | 152 | 0 | 233 | 237 | 195 | 0 | 152 | 152 | 195 | 195 | 152 |
Best forecast wave conditions in Izu Islands | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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