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Praia do Porto Surf Forecast
/ Santa Catarina – Sul (37 surf breaks) /
Surf Forecasts:
Praia do Porto surfForecast / Santa Catarina – Sul / Brazil
48hr Weather and Surf, issued 8 am Saturday 18 Oct 2025 -03
How big are the waves at Praia do Porto today?
The current surf forecast for Praia do Porto at 12PM is: 0.8m 8s primary swell from a East direction and 0.2m 11s secondary swell from a South direction (forecast issued at 08:00am October 18). An open ocean swell of 0.5m 3s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Oct) | 2.5ft (0.8m) | 8s |
| Afternoon (18 Oct) | 2.5ft (0.7m) | 8s |
| Evening (18 Oct) | 10ft (3.0m) | 8s |
Table - waves today at Praia do Porto. (Swell directed towards the surf break)
Saturday 18 | Sunday 19 | Monday 20 | Tue 21 | |||||||||||||||||||||
| 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 81 | 79 | 74 | 57 | 847 | 1107 | 1259 | 1178 | 1210 | 753 | 383 | 298 | 294 | 515 | 573 | 530 | 440 | 379 | 320 | 268 | 268 | 241 | 194 | 160 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | off | off | cross- off | cross- off | cross- off | cross- off | cross- off | off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | glass | cross | cross- on | cross- on | on | on | on | on |
High Tide / height (m) | 12:35PM 0.54 | 12:18AM 0.60 | 12:55PM 0.56 | 12:57AM 0.62 | 1:25PM 0.57 | 1:42AM 0.63 | ||||||||||||||||||
Low Tide / height (m) | 5:56AM 0.02 | 6:13PM 0.13 | 6:37AM 0.02 | 6:50PM 0.09 | 7:16AM 0.02 | 7:25PM 0.05 | ||||||||||||||||||
Saturday 18 | Sunday 19 | Monday 20 | Tue 21 | |||||||||||||||||||||
| Sunrise | 5:35 | - | - | - | - | - | - | - | 5:33 | - | - | - | - | - | - | - | 5:33 | - | - | - | - | - | - | - |
| Sunset | - | - | - | - | 6:23 | - | - | - | - | - | - | - | 6:24 | - | - | - | - | - | - | - | 6:24 | - | - | - |
 |  | | | |  | |  |  | | | |  |  | | | | | | | |  | | | |
Rain (mm) | 1 | - | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - | - | 1 | - | - | - | - | - |
| Temp. °C | 20 | 20 | 19 | 18 | 17 | 17 | 17 | 16 | 16 | 17 | 17 | 18 | 18 | 16 | 16 | 16 | 17 | 18 | 18 | 18 | 17 | 18 | 18 | 17 |
| Feels °C (?) | 22 | 20 | 15 | 14 | 12 | 11 | 12 | 11 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 15 | 15 | 16 | 15 | 14 | 15 | 15 | 13 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
Recent Eyeball Surf Reports for Santa Catarina - Sul
Continuing clean conditions at Praia do Porto (light winds from the SSW at Florianopolis (Aero) 63 km from Praia do Porto). 0.8m 8s swell from the E with a 0.3m 8s swell from the S and a 0.3m 2s local chop from the SSW. 3 swells combining to make bigger set waves.
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