Ostiones surf forecast from 16 Sep 2026:
- Best quality surf: Thursday 17 Sep, 12AM (local time) - 3ft (0.9m), 15s period, SW swell with cross-offshore winds.
- Most powerful swell: Sunday 20 Sep, 9AM (local time) - 3ft (0.9m), 19s period, SW swell with 595 kJ wave energy.
- Next surfable swell (1★+): Thursday 17 Sep, 12AM (local time) - 3ft (0.9m), 15s period with SW swell.
Best Forecast Surf Conditions for Ostiones this week:
The surf forecast for Ostiones over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Thursday (Sep 17) at 12AM. The primary swell is predicted to be 0.9m and 15s period with a secondary swell of 0.4m and 4s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Ostiones in the next 16 days are 0.9m 19s and forecast to arrive on Sunday (Sep 20) at 9AM. Winds are predicted to be offshore at the time the swell arrives.
| Wave Type | Time (CST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12AM (Thu 17th Sep) | 3ft (0.9m) 15s |
| Best Surf | 12AM (Thu 17th Sep) | 3ft (0.9m) 15s |
| Most Powerful | 9AM (Sun 20th Sep) | 3ft (0.9m) 19s |
Table - best surf conditions forecast for Ostiones 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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