Sion sur l'Ocean surf forecast from 19 Oct 2026:
- Best quality surf: Monday 19 Oct, 11PM (local time) - 1.5ft (0.5m), 16s period, W swell with cross-offshore winds.
- Most powerful swell: Friday 23 Oct, 2PM (local time) - 13ft (4.0m), 12s period, W swell with 4,103 kJ wave energy.
- Next surfable swell (1★+): Monday 19 Oct, 11PM (local time) - 1.5ft (0.5m), 16s 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 Monday (Oct 19) at 11PM. The primary swell is predicted to be 0.5m and 16s period with a secondary swell of 0.3m and 12s. Another secondary swell of 0.3m and 3s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Sion sur l'Ocean in the next 16 days are 4.0m 12s and forecast to arrive on Friday (Oct 23) 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 0.6m 3s period and expected on Tuesday (Oct 20) at 8PM.
| Wave Type | Time (CEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 11PM (Mon 19th Oct) | 1.5ft (0.5m) 16s |
| Best Surf | 11PM (Mon 19th Oct) | 1.5ft (0.5m) 16s |
| Most Powerful | 2PM (Fri 23rd Oct) | 13ft (4.0m) 12s |
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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