Surf Forecasts:
Kaiser's (Hachijojima Island) surf forecast from 31 Oct 2026:
- Best quality surf: Sunday 1 Nov, 3PM (local time) - 8ft (2.5m), 15s period, SSE swell with offshore winds.
- Most powerful swell: Thursday 5 Nov, 3AM (local time) - 15ft (4.5m), 10s period, ESE swell with 4,196 kJ wave energy.
- Next surfable swell (1★+): Sunday 1 Nov, 3PM (local time) - 8ft (2.5m), 15s period with SSE 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 Sunday (Nov 01) at 3PM. The primary swell is predicted to be 2.5m and 15s period with a secondary swell of 0.9m and 13s. 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 4.5m 10s and forecast to arrive on Thursday (Nov 05) at 3AM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 3.0m 8s period and expected on Saturday (Nov 07) at 9AM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 3PM (Sun 1st Nov) | 8ft (2.5m) 15s |
| Best Surf | 3PM (Sun 1st Nov) | 8ft (2.5m) 15s |
| Most Powerful | 3AM (Thu 5th Nov) | 15ft (4.5m) 10s |
Table - best surf conditions forecast for Kaiser's (Hachijojima Island) over the next 16 days.
Short Range ForecastLight rain (total 7mm), mostly falling on Mon night. Warm (max 24°C on Mon night, min 20°C on Tue morning). Winds increasing (light winds from the NW on Sun afternoon, strong winds from the SW by Mon afternoon). | Days 4-6 Weather SummaryHeavy rain (total 28mm), heaviest during Wed night. Warm (max 24°C on Thu afternoon, min 18°C on Fri night). Winds decreasing (gales from the E on Wed night, fresh winds from the SW by Thu afternoon). | ||||||||||||||||||||
Sunday 1 | Monday 2 | Tuesday 3 | Wednesday 4 | Thursday 5 | Friday 6 | Saturday 7 | |||||||||||||||
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) | SSE 15 | SSE 15 | SSE 14 | SSE 13 | SSE 13 | SSE 12 | SSE 13 | SSE 13 | S 13 | S 12 | E 8 | E 10 | ESE 10 | S 13 | S 12 | SSE 12 | SE 11 | E 11 | E 10 | E 10 | NE 8 |
Wave Graph  | |||||||||||||||||||||
 kJ | 3009 | 2738 | 1519 | 928 | 763 | 589 | 968 | 993 | 1070 | 869 | 1487 | 4047 | 3567 | 2873 | 2017 | 1431 | 651 | 389 | 394 | 244 | 216 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | cross-off | cross-off | cross-off | off | cross-off | cross-on | on | on | on | on | cross-on | cross | cross-off | off | off | off | off | off | off |
High Tide | 11:25AM1.25m | 8:06PM1.42m | 1:25PM1.26m | 9:43PM1.34m | 2:08PM1.32m | 00:09AM1.32m | 2:31PM1.40m | 1:54AM1.39m | 2:54PM1.49m | 3:03AM1.48m | 3:16PM1.59m | 3:58AM1.54m | 3:39PM1.66m | ||||||||
Low Tide | 2:14PM1.21m | 4:47AM0.44m | 4:47PM1.23m | 6:09AM0.55m | 7:07PM1.13m | 7:19AM0.63m | 8:12PM0.97m | 8:14AM0.71m | 8:59PM0.81m | 8:59AM0.78m | 9:40PM0.64m | 9:37AM0.86m | 10:16PM0.50m | ||||||||
 | |  | | |  | | | |  |  |  |  | |  | | | | | | | |
 | 5:56 | — | — | 5:58 | — | — | 5:58 | — | — | 6:00 | — | — | 6:01 | — | — | 6:01 | — | — | 6:03 | — | — |
 | — | 4:50 | — | — | 4:49 | — | — | 4:47 | — | — | 4:46 | — | — | 4:45 | — | — | 4:45 | — | — | 4:45 | — |
mm | — | — | — | — | — | 2 | — | — | 5 | 1 | — | 16 | 7 | 4 | — | — | — | — | — | — | — |
Temp °C | 21 | 21 | 21 | 22 | 23 | 24 | 21 | 22 | 22 | 22 | 22 | 22 | 23 | 24 | 24 | 23 | 22 | 21 | 17 | 17 | 17 |
Feels °C | 18 | 20 | 18 | 18 | 16 | 19 | 20 | 20 | 17 | 15 | 14 | 15 | 17 | 20 | 19 | 18 | 17 | 15 | 7 | 6 | 10 |
Swell 1 Height (m) Direction Period (s) | SSE 15 | SSE 15 | SSE 14 | SSE 13 | SSE 13 | SSE 12 | SSE 13 | SSE 13 | S 13 | S 12 | S 12 | S 13 | S 13 | ESE 10 | S 12 | SSE 12 | SE 11 | SE 10 | E 10 | E 10 | NE 8 |
| kJ | 3009 | 2738 | 1519 | 928 | 763 | 589 | 968 | 993 | 1070 | 869 | 738 | 1018 | 1233 | 1815 | 2017 | 1431 | 651 | 290 | 394 | 244 | 216 |
Swell 2 Height (m) Direction Period (s) | WNW 7 | NE 13 | E 9 | E 9 | E 9 | ESE 9 | ESE 9 | WNW 7 | WNW 6 | NNE 12 | NNE 12 | NE 12 | NE 16 | NNE 14 | ESE 10 | E 10 | E 10 | E 11 | SSE 8 | NNE 12 | E 10 |
| kJ | 222 | 265 | 80 | 103 | 78 | 77 | 30 | 131 | 15 | 15 | 15 | 34 | 122 | 138 | 1152 | 673 | 424 | 389 | 26 | 54 | 164 |
Swell 3 Height (m) Direction Period (s) | E 9 | WNW 6 | NE 6 | NE 12 | ESE 9 | SSE 16 | E 10 | W 8 | WSW 7 | — | — | NNE 17 | — | — | NNE 13 | NE 12 | S 10 | NE 12 | NE 12 | S 7 | SE 9 |
| kJ | 58 | 64 | 16 | 34 | 55 | 198 | 29 | 55 | 15 | — | — | 29 | — | — | 114 | 77 | 68 | 38 | 35 | 4 | 26 |
Wind waves Height (m) Direction Period (s) | — | — | WNW 5 | W 4 | WSW 5 | W 8 | WNW 8 | — | ENE 7 | E 8 | E 8 | E 10 | ESE 10 | S 13 | NNW 6 | NW 5 | WNW 6 | NW 7 | WNW 8 | WNW 8 | WNW 8 |
| kJ | — | — | 9 | 14 | 63 | 553 | 464 | — | 345 | 770 | 1487 | 4047 | 3567 | 2873 | 64 | 41 | 216 | 332 | 1082 | 1217 | 723 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 152 | 0 | 195 | 233 | 238 | 155 | 204 | 233 | 204 | 297 | 495 | 218 | 495 | 480 | 195 | 195 | 208 | 208 | 191 | 191 | 196 |
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.
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