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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 8 am Tuesday 31 Mar 2026 -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
26.8° 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 2PM is: 0.4m 9s primary swell from a South-southeast direction and 0.4m 6s secondary swell from a East-southeast direction, 0.4m 3s secondary swell from a East-northeast direction (forecast issued at 08:00am March 31). An open ocean swell of 0.5m 10s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Mar) | 1.5ft (0.5m) | 6s |
| Afternoon (31 Mar) | 1.5ft (0.4m) | 9s |
| Evening (31 Mar) | 3ft (0.9m) | 8s |
Table - waves today at Praia das Dunas. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 31 | Wednesday 01 | Thursday 02 | Fri 03 | |||||||||||||||||||||
| 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) (?) | 6 | 6 | 6 | 9 | 9 | 8 | 9 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 19 | 22 | 22 | 27 | 99 | 125 | 147 | 175 | 196 | 203 | 162 | 135 | 152 | 132 | 126 | 102 | 102 | 100 | 120 | 120 | 140 | 176 | 181 | 181 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | on | on | cross- on | on | on | cross- on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on |
High Tide / height (m) | 1:38PM 1.09 | 2:15AM 1.04 | 2:09PM 1.13 | 2:34AM 1.03 | 2:40PM 1.14 | 2:53AM 1.01 | ||||||||||||||||||
Low Tide / height (m) | 7:46AM 0.26 | 8:06PM 0.03 | 8:14AM 0.19 | 8:37PM 0.06 | 8:41AM 0.14 | 9:06PM 0.11 | ||||||||||||||||||
Tuesday 31 | Wednesday 01 | Thursday 02 | Fri 03 | |||||||||||||||||||||
| Sunrise | 5:54 | - | - | - | - | - | - | - | 5:56 | - | - | - | - | - | - | - | 5:56 | - | - | - | - | - | - | - |
| Sunset | - | - | - | 5:47 | - | - | - | - | - | - | - | 5:46 | - | - | - | - | - | - | - | 5:45 | - | - | - | - |
 |  | |  |  | | |  | |  | | |  |  | | | | | | | | | | | |
Rain (mm) | - | - | - | 1 | 3 | 3 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 23 | 24 | 25 | 25 | 26 | 25 | 24 | 24 | 24 | 24 | 25 | 25 | 26 | 25 | 25 | 24 | 24 | 25 | 27 | 27 | 26 | 25 | 25 | 24 |
| Feels °C (?) | 26 | 25 | 26 | 26 | 27 | 26 | 26 | 24 | 22 | 22 | 24 | 23 | 25 | 23 | 24 | 22 | 22 | 24 | 26 | 26 | 24 | 23 | 24 | 22 |
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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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