
Surf Forecasts:
Kaiser's (Hachijojima Island) surf forecast from 29 Jun 2026:
- Best quality surf: Wednesday 1 Jul, 9PM (local time) - 2.5ft (0.8m), 10s period, NNE swell with cross-offshore winds.
- Most powerful swell: Tuesday 7 Jul, 9AM (local time) - 7ft (2.1m), 15s period, SE swell with 1,941 kJ wave energy.
- Next surfable swell (1★+): Wednesday 1 Jul, 12PM (local time) - 2.5ft (0.7m), 11s period with NE 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 Wednesday (Jul 01) at 12PM. The primary swell is predicted to be 0.7m and 11s period. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Kaiser's (Hachijojima Island) in the next 16 days are 2.1m 15s and forecast to arrive on Tuesday (Jul 07) at 9AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.4m 8s period and expected on Friday (Jul 03) at 9AM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12PM (Wed 1st Jul) | 2.5ft (0.7m) 11s |
| Best Surf | 9PM (Wed 1st Jul) | 2.5ft (0.8m) 10s |
| Most Powerful | 9AM (Tue 7th Jul) | 7ft (2.1m) 15s |
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 ForecastHeavy rain (total 56mm), heaviest during Tue night. Warm (max 25°C on Tue morning, min 22°C on Tue night). Winds increasing (light winds from the S on Tue night, strong winds from the SW by Thu night). | Days 4-6 Weather SummaryMostly dry. Warm (max 25°C on Fri afternoon, min 23°C on Sat afternoon). Winds decreasing (fresh winds from the WSW on Fri night, light winds from the E by Sat night). | ||||||||||||||||||||
Tuesday 30 | Wednesday 1 | Thursday 2 | Friday 3 | Saturday 4 | Sunday 5 | Monday 6 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map | |||||||||||||||||||||
Wave Height (m) Direction Period (s) | SE 9 | SE 9 | SE 9 | ESE 9 | NE 10 | NE 10 | NE 10 | NE 10 | NNE 10 | NE 11 | NNE 11 | NE 10 | NNE 11 | NE 11 | NE 10 | NE 10 | NE 9 | ESE 11 | SE 12 | SE 11 | SSE 17 |
Wave Graph | |||||||||||||||||||||
68 | 67 | 67 | 72 | 112 | 104 | 106 | 108 | 67 | 55 | 79 | 53 | 75 | 90 | 102 | 46 | 112 | 78 | 202 | 246 | 1069 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-on | cross-off | cross-off | cross | cross-off | cross-off | off | off | cross-off | cross-off | cross-on | on | on | on | cross-on | cross-on | cross-on | cross |
High Tide | 6:55PM1.40m | 5:03AM1.44m | 7:23PM1.41m | 5:39AM1.46m | 7:51PM1.42m | 6:15AM1.47m | 8:18PM1.43m | 6:51AM1.47m | 8:46PM1.44m | 7:31AM1.43m | 9:14PM1.44m | 8:19AM1.35m | 9:44PM1.43m | ||||||||
Low Tide | 11:45AM0.08m | 11:49PM0.96m | 12:18PM0.09m | 00:20AM0.94m | 12:50PM0.14m | 00:51AM0.93m | 1:22PM0.21m | 1:26AM0.93m | 1:53PM0.30m | 2:05AM0.92m | 2:24PM0.41m | 2:53AM0.89m | 2:59PM0.53m | ||||||||
4:33 | — | — | 4:35 | — | — | 4:35 | — | — | 4:35 | — | — | 4:35 | — | — | 4:35 | — | — | 4:37 | — | — | |
— | 6:52 | — | — | 6:52 | — | — | 6:52 | — | — | 6:52 | — | — | 6:52 | — | — | 6:52 | — | — | 6:52 | — | |
mm | 10 | 2 | 29 | 6 | — | — | 1 | 5 | 3 | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 24 | 23 | 23 | 24 | 24 | 25 | 25 | 25 | 24 | 25 | 25 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 24 |
Feels °C | 22 | 20 | 21 | 24 | 26 | 26 | 24 | 23 | 22 | 23 | 24 | 23 | 24 | 25 | 24 | 24 | 24 | 23 | 24 | 25 | 25 |
Swell 1 Height (m) Direction Period (s) | SE 9 | SE 9 | SE 9 | SW 6 | SW 6 | SW 6 | NE 10 | NE 10 | NNE 10 | NE 11 | NNE 11 | NE 10 | WSW 7 | WSW 6 | NE 10 | NE 7 | NE 9 | NE 8 | SE 12 | SE 11 | SSE 17 |
68 | 67 | 67 | 145 | 106 | 47 | 106 | 108 | 67 | 55 | 79 | 53 | 93 | 64 | 102 | 27 | 112 | 78 | 202 | 246 | 1069 | |
Swell 2 Height (m) Direction Period (s) | ESE 14 | ESE 14 | NE 10 | ESE 9 | NE 10 | NE 10 | ESE 9 | ESE 8 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | NNE 11 | NE 11 | WSW 6 | NE 10 | WSW 6 | ESE 11 | NE 8 | ENE 8 | SE 11 |
36 | 36 | 24 | 71 | 112 | 104 | 49 | 41 | 27 | 30 | 31 | 16 | 75 | 90 | 26 | 46 | 15 | 75 | 59 | 52 | 292 | |
Swell 3 Height (m) Direction Period (s) | E 8 | NNE 10 | ESE 13 | NNE 10 | ESE 9 | ESE 9 | ESE 13 | ESE 12 | ESE 12 | NE 12 | ESE 12 | E 12 | ESE 9 | ESE 9 | ESE 8 | SW 6 | ESE 10 | WSW 6 | SW 6 | SE 20 | ENE 7 |
5 | 9 | 35 | 72 | 70 | 52 | 32 | 30 | 14 | 23 | 14 | 11 | 15 | 30 | 28 | 17 | 34 | 7 | 9 | 100 | 31 | |
Wind waves Height (m) Direction Period (s) | SW 5 | WSW 7 | WSW 7 | — | NNW 2 | — | SW 6 | SW 4 | WSW 7 | WSW 8 | WSW 8 | WSW 7 | NW 5 | NW 5 | — | — | — | SE 3 | — | — | — |
102 | 423 | 262 | — | 1 | — | 26 | 39 | 367 | 727 | 438 | 231 | 14 | 12 | — | — | — | 3 | — | — | — | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 191 | 152 | 152 | 191 | 0 | 0 | 196 | 497 | 238 | 191 | 239 | 237 | 1 | 772 | 240 | 525 | 248 | 248 | 248 | 227 | 195 |
Best forecast wave conditions in Izu Islands | |||||||||||||||||||||
Best forecast wave conditions in Japan | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)
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.









