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Praia Seca Surf Forecast
/ Rio de Janeiro (47 surf breaks) /
Surf Forecasts:
Praia Seca surfForecast / Rio de Janeiro / Brazil
48hr Weather and Surf, issued 8 am Wednesday 20 Aug 2025 -03
How big are the waves at Praia Seca today?
The current surf forecast for Praia Seca at 1PM is: 0.9m 10s primary swell from a South direction and 0.1m 16s secondary swell from a South direction (forecast issued at 08:00am August 20). An open ocean swell of 1.4m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Aug) | 3.5ft (1.0m) | 10s |
| Afternoon (20 Aug) | 2.5ft (0.8m) | 10s |
| Evening (20 Aug) | 6ft (1.9m) | 6s |
Table - waves today at Praia Seca. (Swell directed towards the surf break)
Wednesday 20 | Thursday 21 | Friday 22 | Sat 23 | |||||||||||||||||||||
| 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) (?) | 11 | 10 | 10 | 10 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 7 | 7 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
| Energy (?) | 223 | 210 | 169 | 130 | 323 | 374 | 248 | 222 | 179 | 167 | 162 | 179 | 279 | 299 | 198 | 169 | 160 | 155 | 184 | 295 | 373 | 270 | 249 | 257 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 1:53PM 1.01 | 1:03AM 0.88 | 2:21PM 1.03 | 1:35AM 0.97 | 2:46PM 1.03 | 2:06AM 1.04 | ||||||||||||||||||
Low Tide / height (m) | 6:43AM 0.08 | 7:28PM 0.40 | 7:28AM 0.01 | 7:59PM 0.36 | 8:08AM -0.03 | 8:28PM 0.32 | ||||||||||||||||||
Wednesday 20 | Thursday 21 | Friday 22 | Sat 23 | |||||||||||||||||||||
| Sunrise | - | 6:09 | - | - | - | - | - | - | - | 6:09 | - | - | - | - | - | - | - | 6:07 | - | - | - | - | - | - |
| Sunset | - | - | - | 5:34 | - | - | - | - | - | - | - | 5:35 | - | - | - | - | - | - | - | 5:35 | - | - | - | - |
 |  | | |  | | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 19 | 20 | 24 | 24 | 22 | 20 | 19 | 19 | 18 | 21 | 27 | 26 | 22 | 21 | 20 | 19 | 19 | 21 | 26 | 25 | 22 | 20 | 20 | 20 |
| Feels °C (?) | 14 | 14 | 18 | 19 | 16 | 15 | 14 | 16 | 15 | 18 | 24 | 22 | 18 | 18 | 17 | 16 | 16 | 17 | 21 | 19 | 15 | 13 | 14 | 14 |
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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 Rio de Janeiro
The wind is still cross-off at Praia Seca (strong winds from the NE at Cabo Frio Cape Airport 20 km from Praia Seca). 1.5m 5s windswell from the ENE with a 1.0m 10s swell from the S. 2 swells combining to make bigger set waves.
20 km away, 2 h 35 min ago
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