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Surf Forecasts:
Kaiser's (Hachijojima Island) surfForecast / Izu Islands / Japan
Forecast 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)Kaiser's (Hachijojima Island) surf forecast from 29 May 2026:
- Best quality surf: Saturday 30 May, 12PM (local time) - 3ft (0.9m), 11s period, E swell with offshore winds.
- Most powerful swell: Friday 5 Jun, 6PM (local time) - 13ft (4.0m), 13s period, NE swell with 4,967 kJ wave energy.
- Next surfable swell (1★+): Saturday 30 May, 9AM (local time) - 2.5ft (0.8m), 11s period with E swell.
Best Forecast Surf Conditions for Kaiser's (Hachijojima Island) this week:
The surf forecast for Kaiser's (Hachijojima Island) over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (May 30) at 9AM. The primary swell is predicted to be 0.8m and 11s period with a secondary swell of 0.4m and 11s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Kaiser's (Hachijojima Island) in the next 16 days are 4.0m 13s and forecast to arrive on Friday (Jun 05) at 6PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 10.0m 16s period and expected on Wednesday (Jun 03) at 9PM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9AM (Sat 30th May) | 2.5ft (0.8m) 11s |
| Best Surf | 12PM (Sat 30th May) | 3ft (0.9m) 11s |
| Most Powerful | 6PM (Fri 5th Jun) | 13ft (4.0m) 13s |
Table - best surf conditions forecast for Kaiser's (Hachijojima Island) over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 24°C on Fri night, min 20°C on Sun night). Winds decreasing (fresh winds from the W on Fri night, light winds from the WSW by Sat night). | Days 5-7 Weather SummaryHeavy rain (total 76mm), heaviest during Wed night. Warm (max 25°C on Wed night, min 20°C on Mon night). Winds increasing (light winds from the SE on Mon night, stormy winds from the SW by Wed night). | ||||||||||||||||||||
Saturday 30 | Sunday 31 | Monday 1 | Tuesday 2 | Wednesday 3 | Thursday 4 | Fri 5 | |||||||||||||||
Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | |
Swell Height Map | |||||||||||||||||||||
E 11 | E 11 | E 11 | E 10 | S 12 | S 12 | S 11 | S 10 | SSW 13 | E 10 | E 10 | E 9 | E 9 | SE 6 | SE 8 | SW 14 | ESE 10 | ESE 9 | NNE 11 | NNE 12 | NE 13 | |
146 | 146 | 181 | 171 | 190 | 327 | 297 | 177 | 905 | 121 | 118 | 85 | 81 | 543 | 2972 | 0 | 311 | 227 | 1511 | 2590 | 4257 | |
Wind (km/h) | |||||||||||||||||||||
cross-off | off | cross-off | cross-off | cross-off | cross-off | cross | cross-on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-off | off | off | off | cross-on | cross-on | |
High Tide | 3:37AM1.51m | 5:50PM1.37m | 4:05AM1.49m | 6:27PM1.38m | 4:35AM1.46m | 7:02PM1.38m | 5:06AM1.44m | 7:37PM1.37m | 5:39AM1.42m | 8:12PM1.35m | 6:13AM1.40m | 8:49PM1.33m | 6:50AM1.38m | ||||||||
Low Tide | 10:02PM0.96m | 10:51AM0.20m | 10:41PM0.97m | 11:22AM0.14m | 11:18PM0.97m | 11:54AM0.11m | 11:52PM0.96m | 12:27PM0.11m | 00:26AM0.96m | 1:01PM0.15m | 00:59AM0.97m | 1:37PM0.21m | 1:35AM0.99m | 2:15PM0.28m | |||||||
— | 4:33 | — | — | 4:33 | — | — | 4:33 | — | — | 4:31 | — | — | 4:31 | — | — | 4:31 | — | — | 4:31 | — | |
6:42 | — | 6:42 | — | — | 6:43 | — | — | 6:43 | — | — | 6:44 | — | — | 6:45 | — | — | 6:45 | — | — | 6:45 | |
— | — | — | — | — | — | — | — | — | — | 1 | 2 | 8 | 11 | 22 | 32 | — | — | — | — | — | |
Temp °C | 24 | 23 | 23 | 23 | 24 | 24 | 23 | 20 | 21 | 21 | 21 | 21 | 21 | 22 | 24 | 25 | 24 | 24 | 24 | 22 | 22 |
20 | 22 | 22 | 22 | 23 | 23 | 19 | 21 | 20 | 19 | 18 | 19 | 20 | 17 | 15 | 13 | 21 | 21 | 23 | 18 | 17 | |
Swell 1 Height (m) Direction Period (s) | E 11 | E 11 | WSW 7 | E 10 | E 10 | S 12 | S 11 | SSW 15 | SSW 13 | SSW 13 | SW 14 | SW 14 | SW 14 | SW 15 | WSW 17 | — | WSW 11 | SW 10 | NNE 11 | SW 8 | NE 13 |
146 | 146 | 83 | 171 | 161 | 327 | 297 | 468 | 905 | 669 | 1640 | 1319 | 1550 | 1885 | 6613 | — | 2546 | 815 | 1511 | 119 | 4257 | |
Swell 2 Height (m) Direction Period (s) | NE 11 | NE 11 | E 11 | WSW 7 | S 12 | E 10 | E 10 | S 10 | E 10 | SW 16 | E 10 | E 9 | E 9 | — | — | — | SSE 9 | ESE 9 | SW 9 | ESE 9 | SSW 7 |
45 | 43 | 181 | 31 | 190 | 159 | 125 | 177 | 117 | 976 | 118 | 85 | 81 | — | — | — | 311 | 227 | 354 | 77 | 70 | |
Swell 3 Height (m) Direction Period (s) | SE 9 | NNE 6 | S 6 | SSE 6 | WSW 6 | WSW 6 | WSW 7 | E 10 | SE 11 | E 10 | — | SE 11 | SE 11 | — | — | — | ESE 10 | N 7 | ESE 9 | SE 12 | E 9 |
3 | 3 | 17 | 10 | 23 | 14 | 9 | 122 | 20 | 121 | — | 19 | 19 | — | — | — | 289 | 126 | 132 | 22 | 57 | |
Wind waves Height (m) Direction Period (s) | WSW 7 | W 7 | WNW 6 | NW 5 | — | — | SSW 4 | — | — | SE 4 | SE 4 | SE 5 | SSE 5 | SE 6 | SE 8 | SW 14 | NW 8 | — | — | NNE 12 | — |
285 | 255 | 24 | 6 | — | — | 11 | — | — | 14 | 20 | 25 | 42 | 543 | 2972 | 40918 | 429 | — | — | 2590 | — | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 227 | 0 | 152 | 195 | 0 | 0 | 195 | 152 | 195 | 152 | 195 | 248 | 227 | 248 | 768 | 494 | 233 | 152 | 227 | 248 | 516 |
Best forecast wave conditions in Izu Islands | |||||||||||||||||||||
Best forecast wave conditions in Japan | |||||||||||||||||||||
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Information about the Kaiser's (Hachijojima Island) Surf forecast
The above surf forecast table for Kaiser's (Hachijojima Island) provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Kaiser's (Hachijojima Island) can be found by selecting the local surf guide option on the grey menu. Our Kaiser's (Hachijojima Island) surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Kaiser's (Hachijojima Island)) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Kaiser's (Hachijojima Island) may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Kaiser's (Hachijojima Island) is 191 km (119 miles) from Oshima. If you plan a holiday in Izu Islands, look for hotels and other accommodation in Oshima. Oshima has rooms for a wide range of budgets as well as car hire and transport links.












