Praia de Sao Marcos surf forecast from 16 Sep 2026:
- Most powerful swell: Saturday 19 Sep, 12PM (local time) - 4ft (1.2m), 7s period, ENE swell with 148 kJ wave energy.
Best Forecast Surf Conditions for Praia de Sao Marcos this week:
The most powerful waves expected at Praia de Sao Marcos in the next 16 days are 1.2m 7s and forecast to arrive on Saturday (Sep 19) at 12PM. Winds are predicted to be cross-onshore at the time the swell arrives.
| Wave Type | Time (-03) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 12PM (Sat 19th Sep) | 4ft (1.2m) 7s |
Table - best surf conditions forecast for Praia de Sao Marcos 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)
Nearest