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Prainha Surf Forecast
/ Rio de Janeiro (47 surf breaks) /
Surf Forecasts:
Prainha surfForecast / Rio de Janeiro / Brazil
48hr Weather and Surf, issued 2 am Saturday 23 Aug 2025 -03
How big are the waves at Prainha today?
The current surf forecast for Prainha at 3AM is: 1.7m 8s primary swell from a East direction and 0.3m 12s secondary swell from a South-southwest direction (forecast issued at 02:00am August 23). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Aug) | 6ft (1.9m) | 8s |
| Afternoon (23 Aug) | 3.5ft (1.1m) | 8s |
| Evening (23 Aug) | 6.5ft (2.0m) | 8s |
Table - waves today at Prainha. (Swell directed towards the surf break)
Saturday 23 | Sunday 24 | Monday 25 | ||||||||||||||||||||||
| 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 | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 8 | 9 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
| Energy (?) | 490 | 374 | 800 | 730 | 581 | 194 | 259 | 870 | 1083 | 330 | 245 | 152 | 117 | 85 | 81 | 427 | 574 | 576 | 537 | 462 | 377 | 404 | 367 | 354 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- off | cross- off | cross- off | cross- off | cross- on | cross- on | glass | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | off | off | glass | on | cross- on | cross- on | glass |
High Tide / height (m) | 3:12PM 0.99 | 2:38AM 1.05 | 3:30PM 0.98 | 3:07AM 1.07 | 3:47PM 0.95 | |||||||||||||||||||
Low Tide / height (m) | 8:47AM -0.04 | 9:00PM 0.28 | 9:19AM -0.02 | 9:26PM 0.25 | 9:49AM 0.02 | |||||||||||||||||||
Saturday 23 | Sunday 24 | Monday 25 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:13 | - | - | - | - | - | - | - | 6:11 | - | - | - | - | - | - | - | 6:11 | - | - | - | - |
| Sunset | - | - | - | - | - | 5:39 | - | - | - | - | - | - | - | 5:40 | - | - | - | - | - | - | - | 5:40 | - | - |
 | | |  | | | | | | |  |  | | | |  | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 24 | 23 | 22 | 25 | 31 | 32 | 26 | 27 | 26 | 24 | 20 | 20 | 21 | 21 | 20 | 20 | 20 | 19 | 20 | 21 | 24 | 22 | 21 | 21 |
| Feels °C (?) | 24 | 22 | 21 | 24 | 30 | 30 | 25 | 26 | 24 | 22 | 19 | 19 | 19 | 20 | 21 | 21 | 21 | 20 | 22 | 23 | 24 | 22 | 23 | 23 |
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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 Prainha (light winds from the N at Marambaia (Rio de Janeiro) 10 km from Prainha). 1.9m 7s swell from the E with a 0.4m 9s swell from the SSW. 2 swells combining so expect closeout sets.
3 h 8 min ago
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