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Praia das Dunas Surf Forecast
/ Rio de Janeiro (47 surf breaks) /
Surf Forecasts:
Praia das Dunas surfForecast / Rio de Janeiro / Brazil
48hr Weather and Surf, issued 2 am Friday 05 Dec 2025 -03Forecast update in hr min s Forecast update imminent
Praia das Dunas surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Praia das Dunas sea temperature is
24.9° C
(Which is slightly warmer than usual)How big are the waves at Praia das Dunas today?
The current surf forecast for Praia das Dunas at 5AM is: 1.2m 9s primary swell from a South direction and 0.3m 7s secondary swell from a East-northeast direction (forecast issued at 02:00am December 05). The wind direction is predicted to be cross-offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (05 Dec) | 4ft (1.2m) | 8s |
| Afternoon (05 Dec) | 3.5ft (1.1m) | 8s |
| Evening (05 Dec) | 3.5ft (1.1m) | 8s |
Table - waves today at Praia das Dunas. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 05 | Saturday 06 | Sunday 07 | ||||||||||||||||||||||
| 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) (?) | 6 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 5 | 5 | 5 | 9 | 5 | 5 | 5 | 5 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 64 | 74 | 209 | 199 | 199 | 165 | 169 | 169 | 176 | 137 | 109 | 87 | 87 | 68 | 45 | 51 | 77 | 64 | 59 | 51 | 44 | 47 | 84 | 104 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross | cross | cross- on | cross- on | on | on | on | on | cross- on | cross- on | cross- on | on | on | on | on | on | cross- on | cross- on | cross- on | on |
High Tide / height (m) | 2:53AM 1.13 | 2:16PM 0.91 | 3:38AM 1.09 | 2:47PM 0.92 | 4:23AM 1.02 | 3:21PM 0.93 | ||||||||||||||||||
Low Tide / height (m) | 9:09AM 0.32 | 9:03PM -0.04 | 9:50AM 0.39 | 9:48PM -0.03 | 10:29AM 0.46 | |||||||||||||||||||
Friday 05 | Saturday 06 | Sunday 07 | ||||||||||||||||||||||
| Sunrise | - | - | 4:54 | - | - | - | - | - | - | - | 4:54 | - | - | - | - | - | - | - | 4:54 | - | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:23 | - |
 |  |  | |  | | |  | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 22 | 22 | 21 | 23 | 23 | 23 | 23 | 23 | 22 | 22 | 21 | 22 | 23 | 23 | 23 | 23 | 22 | 22 | 22 | 23 | 25 | 24 | 24 | 23 |
| Feels °C (?) | 22 | 23 | 22 | 23 | 22 | 22 | 21 | 21 | 20 | 20 | 19 | 20 | 21 | 20 | 20 | 19 | 19 | 20 | 20 | 21 | 24 | 22 | 22 | 20 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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