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Kaiser's (Hachijojima Island) surfForecast / Izu Islands / Japan
12 Day Weather and Surf, issued 2 am Thursday 27 Nov 2025 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
24.8° C
(Which is 2.6°C warmer than normal for this time of year)Best Forecast Surf Conditions for Kaiser's (Hachijojima Island) this week:
The surf forecast for Kaiser's (Hachijojima Island) over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Nov 30) at 6AM. The primary swell is predicted to be 0.9m and 13s period with a secondary swell of 0.7m and 6s. The wind is predicted to be offshore as the swell arrives.
The most powerful waves expected at Kaiser's (Hachijojima Island) in the next 12 days are 0.9m 14s and forecast to arrive on Monday (Dec 01) at 6PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 3.0m 7s period and expected on Friday (Nov 28) at 9AM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 6AM (Sun 30th Nov) | 3ft (0.9m) 13s |
| Best Surf | 6AM (Sun 30th Nov) | 3ft (0.9m) 13s |
| Most Powerful | 6PM (Mon 1st Dec) | 3ft (0.9m) 14s |
Table - best surf conditions forecast for Kaiser's (Hachijojima Island) over the next 12 days.
Updates in hr min s Forecast update imminent
Short Range Forecast Moderate rain (total 13mm), heaviest on Fri morning. Warm (max 20°C on Thu night, min 16°C on Fri afternoon). Winds increasing (light winds from the ESE on Thu morning, near gales from the WNW by Fri morning). | Days 3-6 Weather Summary Mostly dry. Warm (max 21°C on Mon morning, min 18°C on Sun morning). Winds increasing (light winds from the NNE on Tue morning, fresh winds from the SW by Tue night). | ||||||||||||||||||||
Thursday 27 | Friday 28 | Saturday 29 | Sunday 30 | Monday 01 | Tuesday 02 | Wednesday 03 | |||||||||||||||
| AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Rating (10 max) | |||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
| Wave Height (m) & direction (?) | |||||||||||||||||||||
| Period(s) (?) | 7 | 7 | 8 | 9 | 11 | 12 | 12 | 11 | 7 | 13 | 12 | 12 | 12 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 |
Wave (?)Graph  | |||||||||||||||||||||
 kJ (?) | 262 | 165 | 135 | 123 | 84 | 92 | 224 | 263 | 91 | 241 | 251 | 209 | 227 | 261 | 253 | 304 | 253 | 309 | 261 | 257 | 249 |
Wind (km/h) | |||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | on | cross- off | off | off | off | off | off | off | cross- off | cross- off | cross | cross- off | cross- off | cross- off | cross | cross- off | off | off | off | off |
High Tide / height (m) | 10:46AM 1.32 | 8:29PM 1.32 | 11:44AM 1.33 | 10:00PM 1.25 | 12:38PM 1.36 | 12:00AM 1.22 | 1:22PM 1.40 | 1:49AM 1.26 | 2:00PM 1.44 | 3:12AM 1.35 | 2:35PM 1.48 | 4:17AM 1.45 | 3:08PM 1.50 | ||||||||
Low Tide / height (m) | 3:36PM 1.12 | 4:17AM 0.52 | 5:18PM 1.07 | 5:23AM 0.60 | 6:45PM 0.94 | 6:30AM 0.68 | 7:49PM 0.73 | 7:37AM 0.75 | 8:40PM 0.48 | 8:40AM 0.81 | 9:27PM 0.22 | 9:37AM 0.87 | 10:11PM -0.01 | ||||||||
Thursday 27 | Friday 28 | Saturday 29 | Sunday 30 | Monday 01 | Tuesday 02 | Wednesday 03 | |||||||||||||||
| Sunrise | 6:20 | - | - | 6:22 | - | - | 6:22 | - | - | 6:22 | - | - | 6:24 | - | - | 6:24 | - | - | 6:26 | - | - |
| Sunset | - | 4:34 | - | - | 4:34 | - | - | 4:32 | - | - | 4:32 | - | - | 4:32 | - | - | 4:32 | - | - | 4:32 | - |
 |  |  |  | |  | | | | | | | | | | | |  |  | |  | |
Rain (mm) | - | - | 5 | 8 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 4 | 2 | - |
| Temp. °C | 18 | 19 | 20 | 17 | 16 | 16 | 17 | 18 | 17 | 19 | 20 | 19 | 21 | 21 | 21 | 20 | 20 | 20 | 19 | 16 | 11 |
| Feels °C (?) | 15 | 14 | 14 | 9 | 6 | 6 | 12 | 13 | 12 | 15 | 16 | 15 | 17 | 17 | 19 | 18 | 18 | 16 | 13 | 5 | -4 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Kaiser's (Hachijojima Island) surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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 12 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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