Kaiser's (Hachijojima Island) surf forecast from 7 Jul 2026:
- Best quality surf: Wednesday 15 Jul, 3AM (local time) - 5ft (1.5m), 12s period, SE swell with cross-offshore winds.
- Most powerful swell: Friday 10 Jul, 9PM (local time) - 11ft (3.5m), 17s period, SSW swell with 7,420 kJ wave energy.
- Next surfable swell (1★+): Monday 13 Jul, 9AM (local time) - 2.5ft (0.8m), 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 (Jul 13) at 9AM. The primary swell is predicted to be 0.8m and 9s period. 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 3.5m 17s and forecast to arrive on Friday (Jul 10) at 9PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 4.0m 16s period and expected on Saturday (Jul 11) at 6AM.
| Wave Type | Time (JST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 9AM (Mon 13th Jul) | 2.5ft (0.8m) 9s |
| Best Surf | 3AM (Wed 15th Jul) | 5ft (1.5m) 12s |
| Most Powerful | 9PM (Fri 10th Jul) | 11ft (3.5m) 17s |
Table - best surf conditions forecast for Kaiser's (Hachijojima Island) over the next 16 days.
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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