Surf Forecasts:
Kaiser's (Hachijojima Island) surf forecast from 4 Jul 2026:
- Best quality surf: Friday 10 Jul, 6PM (local time) - 13ft (4.0m), 17s period, SSW swell with glassy winds.
- Most powerful swell: Friday 10 Jul, 6PM (local time) - 13ft (4.0m), 17s period, SSW swell with 8,243 kJ wave energy.
- Next surfable swell (1★+): Friday 10 Jul, 6PM (local time) - 13ft (4.0m), 17s period with SSW 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 Friday (Jul 10) at 6PM. The primary swell is predicted to be 4.0m and 17s period with a secondary swell of 0.9m and 8s. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Kaiser's (Hachijojima Island) in the next 16 days are 4.0m 17s and forecast to arrive on Friday (Jul 10) at 6PM. Winds are predicted to be glassy at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 4.0m 17s period and expected on Friday (Jul 10) at 9PM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 6PM (Fri 10th Jul) | 13ft (4.0m) 17s |
| Best Surf | 6PM (Fri 10th Jul) | 13ft (4.0m) 17s |
| Most Powerful | 6PM (Fri 10th Jul) | 13ft (4.0m) 17s |
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 27mm), heaviest during Sat night. Warm (max 26°C on Mon night, min 23°C on Sat night). Winds increasing (light winds from the ESE on Sun afternoon, fresh winds from the NNW by Tue morning). | Days 5-7 Weather SummaryMostly dry. Warm (max 26°C on Thu morning, min 23°C on Tue night). Winds decreasing (strong winds from the N on Tue afternoon, light winds from the SE by Thu night). | ||||||||||||||||||||
Sat 4 | Sunday 5 | Monday 6 | Tuesday 7 | Wednesday 8 | Thursday 9 | Friday 10 | |||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | NE 10 | NE 10 | ESE 5 | ESE 6 | SE 16 | SE 12 | SE 13 | SSE 16 | SE 16 | SSE 16 | SSE 16 | SSE 16 | SSE 16 | SSE 15 | S 15 | S 15 | S 16 | SSW 16 | SSW 17 | ENE 8 | ENE 8 |
Wave Graph  | |||||||||||||||||||||
 kJ | 87 | 49 | 59 | 97 | 196 | 169 | 352 | 423 | 2080 | 3048 | 2682 | 4213 | 4430 | 3183 | 4190 | 3922 | 4705 | 6705 | 8086 | 92 | 73 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | on | cross-on | on | on | cross | off | cross-off | cross | cross | cross | cross | cross | cross | on | on | on | on | on |
High Tide | 8:46PM1.44m | 7:31AM1.43m | 9:14PM1.44m | 8:19AM1.35m | 9:44PM1.43m | 9:22AM1.25m | 10:17PM1.41m | 10:52AM1.14m | 10:54PM1.37m | 1:09PM1.10m | 11:41PM1.34m | 3:08PM1.18m | 00:40AM1.31m | ||||||||
Low Tide | 2:05AM0.92m | 2:24PM0.41m | 2:53AM0.89m | 2:59PM0.53m | 3:53AM0.83m | 3:38PM0.66m | 5:05AM0.71m | 4:28PM0.80m | 6:22AM0.54m | 5:38PM0.93m | 7:35AM0.33m | 7:20PM1.02m | 8:37AM0.11m | ||||||||
 |  |  |  |  | |  |  | | |  | | | | | | | | |  | | |
 | — | — | 4:35 | — | — | 4:37 | — | — | 4:37 | — | — | 4:37 | — | — | 4:37 | — | — | 4:39 | — | — | 4:39 |
 | 6:52 | — | — | 6:52 | — | — | 6:52 | — | — | 6:52 | — | — | 6:52 | — | — | 6:52 | — | — | 6:52 | — | 6:52 |
mm | — | 23 | 1 | — | — | — | — | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 24 | 24 | 25 | 25 | 24 | 24 | 24 | 26 | 24 | 24 | 24 | 24 | 24 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 25 |
Feels °C | 25 | 26 | 28 | 29 | 24 | 26 | 27 | 27 | 23 | 20 | 20 | 21 | 22 | 25 | 28 | 27 | 27 | 29 | 29 | 29 | 27 |
Swell 1 Height (m) Direction Period (s) | NE 7 | NE 7 | NE 7 | ENE 7 | ESE 6 | ESE 6 | SE 13 | SE 12 | SE 16 | SSE 16 | SSE 16 | SSE 16 | SSE 16 | SSE 15 | S 15 | S 15 | S 16 | SSW 16 | SSW 17 | SSW 16 | SSW 16 |
| kJ | 30 | 37 | 25 | 21 | 121 | 78 | 352 | 423 | 2080 | 3048 | 2682 | 4213 | 4430 | 3183 | 4190 | 3922 | 4705 | 6705 | 8086 | 7906 | 7361 |
Swell 2 Height (m) Direction Period (s) | WSW 7 | NE 10 | NE 10 | NE 9 | WSW 7 | SE 12 | SE 11 | E 7 | WSW 7 | WSW 7 | SSE 19 | S 21 | — | NE 8 | NE 8 | NE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 30 | 49 | 47 | 30 | 50 | 169 | 121 | 79 | 83 | 52 | 1532 | 865 | — | 371 | 210 | 169 | 126 | 85 | 87 | 92 | 73 |
Swell 3 Height (m) Direction Period (s) | NE 10 | SW 6 | WSW 6 | ESE 10 | SE 16 | WSW 7 | ESE 6 | SSE 16 | NNE 8 | WSW 7 | WSW 7 | — | — | S 19 | SSW 18 | — | — | — | — | — | — |
| kJ | 87 | 20 | 14 | 33 | 196 | 50 | 42 | 397 | 6 | 52 | 31 | — | — | 722 | 994 | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSE 2 | — | ESE 5 | ESE 6 | — | — | — | WSW 6 | NNW 5 | NNE 7 | NNE 9 | NE 8 | NE 8 | — | — | — | — | — | — | — | — |
| kJ | 1 | — | 59 | 97 | — | — | — | 58 | 49 | 360 | 1244 | 800 | 555 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 248 | 248 | 497 | 227 | 191 | 191 | 497 | 152 | 227 | 227 | 227 | 227 | 204 | 204 | 204 | 218 | 204 | 204 | 191 | 191 | 191 |
Best forecast wave conditions in Izu Islands | |||||||||||||||||||||
Best forecast wave conditions in Japan | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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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.
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