Guaratuba Surf Break

Lat Long: 25.85° S 48.54° W

Guaratuba WaveFinder

Issued: 2 pm 25 Aug 2026 (local time)

Forecast update in  hr  min

Today's Guaratuba sea temperature is
20.7°C
2.2° 

Guaratuba surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Guaratuba surf forecast from 26 Aug 2026:

  • Best quality surf: Wednesday 26 Aug, 6AM (local time) - 2.5ft (0.7m), 16s period, SE swell with glassy winds.
  • Most powerful swell: Thursday 27 Aug, 12AM (local time) - 3ft (0.9m), 15s period, SE swell with 375 kJ wave energy.
  • Next surfable swell (1★+): Wednesday 26 Aug, 12AM (local time) - 1.5ft (0.5m), 12s period with SE swell.

Best Forecast Surf Conditions for Guaratuba this week:

The surf forecast for Guaratuba over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Aug 26) at 12AM. The primary swell is predicted to be 0.5m and 12s period with a secondary swell of 0.3m and 16s. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Guaratuba in the next 16 days are 0.9m 15s and forecast to arrive on Thursday (Aug 27) at 12AM. Winds are predicted to be glassy at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.7m 8s period and expected on Friday (Aug 28) at 9PM.

Wave TypeTime (-03) & Date Wave Height & Period
Next good surf (1 star+)12AM (Wed 26th Aug)1.5ft (0.5m) 12s
Best Surf 6AM (Wed 26th Aug)2.5ft (0.7m) 16s
Most Powerful12AM (Thu 27th Aug)3ft (0.9m) 15s

Table - best surf conditions forecast for Guaratuba 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)
Map placeholder
How to use the Wavefinder 
Nearest locationNearest