I and Js surf forecast from 15 Oct 2026:
- Best quality surf: Saturday 17 Oct, 2AM (local time) - 5.5ft (1.7m), 12s period, SW swell with cross-offshore winds.
- Most powerful swell: Thursday 15 Oct, 5PM (local time) - 11ft (3.5m), 14s period, WSW swell with 4,468 kJ wave energy.
- Next surfable swell (1★+): Saturday 17 Oct, 2AM (local time) - 5.5ft (1.7m), 12s period with SW swell.
Best Forecast Surf Conditions for I and Js this week:
The surf forecast for I and Js over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Oct 17) at 2AM. The primary swell is predicted to be 1.7m and 12s period with a secondary swell of 1.5m and 10s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at I and Js in the next 16 days are 3.5m 14s and forecast to arrive on Thursday (Oct 15) at 5PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.8m 6s period and expected on Wednesday (Oct 21) at 2PM.
| Wave Type | Time (SAST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 2AM (Sat 17th Oct) | 5.5ft (1.7m) 12s |
| Best Surf | 2AM (Sat 17th Oct) | 5.5ft (1.7m) 12s |
| Most Powerful | 5PM (Thu 15th Oct) | 11ft (3.5m) 14s |
Table - best surf conditions forecast for I and Js 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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