Sion sur l'Ocean surf forecast from 30 Aug 2026:
- Best quality surf: Tuesday 1 Sep, 5AM (local time) - 4.5ft (1.3m), 10s period, W swell with glassy winds.
- Most powerful swell: Monday 31 Aug, 2PM (local time) - 7ft (2.1m), 10s period, W swell with 873 kJ wave energy.
- Next surfable swell (1★+): Tuesday 1 Sep, 5AM (local time) - 4.5ft (1.3m), 10s period with W swell.
Best Forecast Surf Conditions for Sion sur l'Ocean this week:
The surf forecast for Sion sur l'Ocean over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Sep 01) at 5AM. The primary swell is predicted to be 1.3m and 10s period. The wind is predicted to be glassy as the swell arrives.
The most powerful waves expected at Sion sur l'Ocean in the next 16 days are 2.1m 10s and forecast to arrive on Monday (Aug 31) at 2PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.5m 3s period and expected on Sunday (Sep 06) at 5AM.
| Wave Type | Time (CEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 5AM (Tue 1st Sep) | 4.5ft (1.3m) 10s |
| Best Surf | 5AM (Tue 1st Sep) | 4.5ft (1.3m) 10s |
| Most Powerful | 2PM (Mon 31st Aug) | 7ft (2.1m) 10s |
Table - best surf conditions forecast for Sion sur l'Ocean 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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