Arniston surf forecast from 8 Oct 2026:
- Best quality surf: Thursday 8 Oct, 8PM (local time) - 11ft (3.5m), 14s period, SW swell with cross-offshore winds.
- Most powerful swell: Friday 9 Oct, 5AM (local time) - 13ft (4.0m), 13s period, WSW swell with 5,164 kJ wave energy.
- Next surfable swell (1★+): Thursday 8 Oct, 8PM (local time) - 11ft (3.5m), 14s period with SW swell.
Best Forecast Surf Conditions for Arniston this week:
The surf forecast for Arniston over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Oct 08) at 8PM. The primary swell is predicted to be 3.5m and 14s period with a secondary swell of 1.8m and 14s. Another secondary swell of 0.8m and 10s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Arniston in the next 16 days are 4.0m 13s and forecast to arrive on Friday (Oct 09) at 5AM. Winds are predicted to be offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.8m 5s period and expected on Monday (Oct 12) at 5PM.
| Wave Type | Time (SAST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 8PM (Thu 8th Oct) | 11ft (3.5m) 14s |
| Best Surf | 8PM (Thu 8th Oct) | 11ft (3.5m) 14s |
| Most Powerful | 5AM (Fri 9th Oct) | 13ft (4.0m) 13s |
Table - best surf conditions forecast for Arniston 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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