Terceira - Sao Mateus da Calherta surf forecast from 31 Aug 2026:
- Best quality surf: Tuesday 1 Sep, 3PM (local time) - 2.5ft (0.7m), 17s period, S swell with cross-offshore winds.
- Most powerful swell: Tuesday 1 Sep, 9PM (local time) - 3ft (0.9m), 16s period, S swell with 438 kJ wave energy.
- Next surfable swell (1★+): Tuesday 1 Sep, 12PM (local time) - 2ft (0.6m), 18s period with S swell.
Best Forecast Surf Conditions for Terceira - Sao Mateus da Calherta this week:
The surf forecast for Terceira - Sao Mateus da Calherta over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Tuesday (Sep 01) at 12PM. The primary swell is predicted to be 0.6m and 18s period with a secondary swell of 0.5m and 4s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Terceira - Sao Mateus da Calherta in the next 16 days are 0.9m 16s and forecast to arrive on Tuesday (Sep 01) at 9PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.0m 11s period and expected on Sunday (Sep 06) at 6AM.
| Wave Type | Time (+00) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 12PM (Tue 1st Sep) | 2ft (0.6m) 18s |
| Best Surf | 3PM (Tue 1st Sep) | 2.5ft (0.7m) 17s |
| Most Powerful | 9PM (Tue 1st Sep) | 3ft (0.9m) 16s |
Table - best surf conditions forecast for Terceira - Sao Mateus da Calherta 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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