Surf Forecasts:
Kaiser's (Hachijojima Island) surf forecast from 24 Oct 2026:
- Best quality surf: Friday 30 Oct, 9PM (local time) - 8ft (2.5m), 9s period, ESE swell with offshore winds.
- Most powerful swell: Saturday 31 Oct, 9PM (local time) - 8ft (2.5m), 19s period, ESE swell with 5,450 kJ wave energy.
- Next surfable swell (1★+): Monday 26 Oct, 9AM (local time) - 3ft (0.9m), 9s period with ESE 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 Monday (Oct 26) at 9AM. The primary swell is predicted to be 0.9m and 9s 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 2.5m 19s and forecast to arrive on Saturday (Oct 31) at 9PM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 4.5m 9s period and expected on Wednesday (Oct 28) at 3AM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9AM (Mon 26th Oct) | 3ft (0.9m) 9s |
| Best Surf | 9PM (Fri 30th Oct) | 8ft (2.5m) 9s |
| Most Powerful | 9PM (Sat 31st Oct) | 8ft (2.5m) 19s |
Table - best surf conditions forecast for Kaiser's (Hachijojima Island) over the next 16 days.
Short Range ForecastHeavy rain (total 27mm), heaviest during Sun night. Warm (max 26°C on Tue morning, min 23°C on Tue afternoon). Winds increasing (light winds from the WSW on Mon morning, near gales from the SW by Tue morning). | Days 5-7 Weather SummaryHeavy rain (total 25mm), heaviest during Fri afternoon. Warm (max 23°C on Tue night, min 17°C on Wed morning). Mainly gales. | ||||||||||||||||||
Sunday 25 | Monday 26 | Tuesday 27 | Wednesday 28 | Thursday 29 | Friday 30 | ||||||||||||||
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 8 | ESE 8 | ESE 10 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | SSW 8 | NNE 7 | NE 7 | ENE 8 | ESE 7 | ESE 7 | ESE 8 | ESE 8 | SE 8 | ESE 9 |
Wave Graph  | |||||||||||||||||||
 kJ | 306 | 164 | 210 | 172 | 119 | 119 | 119 | 92 | 88 | 167 | 59 | 440 | 804 | 385 | 687 | 947 | 923 | 1208 | 1014 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | off | cross-off | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | off |
High Tide | 4:27AM1.64m | 4:18PM1.68m | 5:16AM1.68m | 4:42PM1.70m | 6:05AM1.67m | 5:08PM1.70m | 6:56AM1.62m | 5:35PM1.67m | 7:49AM1.53m | 6:04PM1.63m | 8:47AM1.42m | 6:36PM1.57m | |||||||
Low Tide | 10:11PM0.56m | 10:22AM0.75m | 10:47PM0.37m | 10:58AM0.81m | 11:24PM0.20m | 11:34AM0.89m | 00:03AM0.09m | 12:08PM0.97m | 00:45AM0.05m | 12:41PM1.05m | 1:31AM0.08m | 1:11PM1.12m | 2:24AM0.18m | ||||||
 |  | |  |  |  |  |  |  |  |  | | | | |  | | | | |
 | — | 5:52 | — | — | 5:52 | — | — | 5:52 | — | — | 5:54 | — | — | 5:54 | — | — | 5:56 | — | — |
 | — | — | 4:57 | — | — | 4:55 | — | — | 4:54 | — | — | 4:53 | — | — | 4:52 | — | — | 4:52 | — |
mm | — | — | — | 12 | 6 | — | 2 | 3 | 4 | — | 1 | 2 | 3 | 2 | — | — | 1 | 16 | 18 |
Temp °C | 25 | 24 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 23 | 19 | 17 | 19 | 20 | 21 | 22 | 23 | 23 | 22 |
Feels °C | 25 | 21 | 24 | 24 | 24 | 24 | 25 | 21 | 21 | 14 | 13 | 16 | 18 | 16 | 16 | 17 | 17 | 16 | 21 |
Swell 1 Height (m) Direction Period (s) | SW 15 | SW 14 | SW 13 | SW 12 | SW 13 | SW 12 | ESE 9 | ESE 9 | ESE 9 | SSW 8 | NNE 7 | WNW 9 | WNW 8 | NNE 8 | NNE 8 | NE 9 | NNE 10 | NE 10 | ESE 9 |
| kJ | 1572 | 1004 | 609 | 324 | 331 | 287 | 119 | 92 | 88 | 167 | 53 | 530 | 99 | 192 | 93 | 23 | 9 | 4 | 1014 |
Swell 2 Height (m) Direction Period (s) | SE 8 | ESE 8 | ESE 10 | ESE 10 | ESE 9 | SW 6 | SW 11 | NE 7 | NE 8 | ESE 10 | ESE 10 | ESE 10 | ESE 15 | WNW 6 | WNW 6 | — | E 13 | N 7 | SSW 6 |
| kJ | 306 | 164 | 210 | 172 | 119 | 62 | 176 | 23 | 17 | 55 | 59 | 59 | 21 | 23 | 6 | — | 3 | 1 | 186 |
Swell 3 Height (m) Direction Period (s) | NE 11 | NE 12 | NE 11 | N 11 | NNE 5 | ESE 9 | NE 6 | NNE 9 | — | — | — | SE 12 | — | SE 14 | E 14 | — | E 13 | — | NNW 4 |
| kJ | 5 | 6 | 5 | 2 | 17 | 119 | 24 | 8 | — | — | — | 5 | — | 30 | 4 | — | 3 | — | 6 |
Wind waves Height (m) Direction Period (s) | — | SSW 5 | SSW 5 | SW 6 | SW 6 | — | SSW 5 | SW 7 | SW 8 | WNW 8 | WNW 9 | NE 7 | ENE 8 | ESE 7 | ESE 7 | ESE 8 | ESE 8 | SE 8 | SSW 7 |
| kJ | — | 74 | 106 | 97 | 115 | — | 72 | 716 | 1718 | 1809 | 2218 | 440 | 804 | 385 | 687 | 947 | 923 | 1208 | 261 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 152 | 233 | 480 | 204 | 0 | 218 | 227 | 191 | 204 | 191 | 191 | 204 | 228 | 297 | 204 | 191 | 227 | 191 | 0 |
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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