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Kaiser's (Hachijojima Island) surfForecast / Izu Islands / Japan
48hr Weather and Surf, issued 2 am Thursday 14 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
23.4° 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 9AM is: 1.5m 9s primary swell from a East direction and 0.4m 10s secondary swell from a Northeast direction (forecast issued at 02:00am May 14). The wind direction is predicted to be cross-onshore.
| Time (JST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 May) | 5ft (1.5m) | 9s |
| Afternoon (14 May) | 4.5ft (1.4m) | 9s |
| Evening (14 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 ForecastModerate rain (total 12mm), heaviest on Thu morning. Warm (max 21°C on Thu morning, min 20°C on Thu morning). Winds increasing (light winds from the ENE on Thu morning, fresh winds from the ENE by Fri morning). | ||||||||||||||||||||||||
Thursday 14 | Friday 15 | Saturday 16 | ||||||||||||||||||||||
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 10 | E 10 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | ENE 9 | ENE 6 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | E 7 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | |
561 | 489 | 423 | 397 | 332 | 325 | 320 | 320 | 318 | 241 | 455 | 227 | 309 | 350 | 361 | 408 | 347 | 474 | 496 | 583 | 616 | 612 | 612 | 540 | |
Wind (km/h) | ||||||||||||||||||||||||
on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 2:57AM1.38m | 3:56PM1.35m | 3:26AM1.43m | 4:53PM1.44m | 3:55AM1.46m | 5:47PM1.49m | ||||||||||||||||||
Low Tide | 9:27AM0.36m | 9:35PM0.68m | 10:09AM0.12m | 10:23PM0.74m | 10:50AM-0.09m | |||||||||||||||||||
 | |  | | |  | |  | | |  | | | | |  | | | |  | | | | | |
 | — | 4:41 | — | — | — | — | — | — | — | 4:41 | — | — | — | — | — | — | — | 4:41 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:32 | — |
3 | 1 | 3 | 2 | 2 | — | — | — | — | 1 | — | 1 | 1 | 2 | 1 | — | 1 | — | — | — | — | — | — | — | |
Temp °C | 20 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 |
19 | 20 | 19 | 19 | 19 | 19 | 19 | 19 | 18 | 16 | 16 | 14 | 14 | 15 | 15 | 15 | 16 | 15 | 14 | 14 | 15 | 15 | 15 | 16 | |
Swell 1 Height (m) Direction Period (s) | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | ESE 9 | ESE 10 | ESE 9 | ESE 9 | SE 9 | SE 11 | NNE 7 | SE 11 | SE 10 | NE 9 | NE 9 | NNE 6 | SE 14 | SE 14 |
 kJ | 561 | 489 | 423 | 397 | 332 | 325 | 320 | 320 | 318 | 241 | 58 | 61 | 58 | 58 | 42 | 19 | 102 | 19 | 27 | 12 | 12 | 24 | 8 | 8 |
Swell 2 Height (m) Direction Period (s) | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | SE 12 | SE 12 | SE 12 | SE 11 | SE 11 | SE 11 | SE 15 | SE 11 | SE 15 | — | — | NE 9 | NE 9 | SE 14 | SE 14 |
| kJ | 26 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 21 | 21 | 21 | 19 | 19 | 30 | 8 | 42 | 8 | — | — | 12 | 12 | 8 | 7 |
Swell 3 Height (m) Direction Period (s) | S 7 | S 7 | S 7 | — | — | SSE 11 | SE 12 | SSE 12 | SE 12 | S 7 | S 6 | S 6 | S 6 | NE 10 | S 6 | S 6 | SE 15 | — | — | — | — | SE 14 | — | — |
| kJ | 1 | 1 | 1 | — | — | 12 | 21 | 13 | 5 | 3 | 3 | 3 | 1 | 14 | 1 | 1 | 9 | — | — | — | — | 7 | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | NE 4 | ENE 9 | ENE 6 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | E 7 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 |
| kJ | — | — | — | — | — | — | — | — | — | 28 | 455 | 227 | 309 | 350 | 361 | 408 | 347 | 474 | 496 | 583 | 616 | 612 | 612 | 540 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 196 | 196 | 191 | 191 | 191 | 191 | 191 | 297 | 227 | 204 | 227 | 227 | 2659 | 191 | 191 | 204 | 204 | 227 | 204 | 204 | 204 | 191 | 191 | 191 |
Best forecast wave conditions in Izu Islands | ||||||||||||||||||||||||
Best forecast wave conditions in Japan | ||||||||||||||||||||||||
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