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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 Saturday 21 Feb 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
27.6° C
(Which is 1.3°C warmer than normal for this time of year)How big are the waves at Praia das Dunas today?
The current surf forecast for Praia das Dunas at 6AM is: 0.9m 9s primary swell from a South direction and 0.4m 7s secondary swell from a East direction (forecast issued at 02:00am February 21). The wind direction is predicted to be cross-shore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Feb) | 3ft (0.9m) | 9s |
| Afternoon (21 Feb) | 3ft (0.9m) | 9s |
| Evening (21 Feb) | 2.5ft (0.8m) | 8s |
Table - waves today at Praia das Dunas. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 21 | Sunday 22 | Monday 23 | ||||||||||||||||||||||
| 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) (?) | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 101 | 99 | 129 | 129 | 126 | 117 | 112 | 89 | 86 | 31 | 31 | 78 | 87 | 85 | 81 | 79 | 61 | 64 | 88 | 88 | 89 | 71 | 78 | 52 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross | glass | cross- off | cross- off | cross- off | glass | glass | cross | glass | glass | cross | cross | cross- on | on | on | on | on | on | on | cross- on | cross- on | on |
High Tide / height (m) | 4:44AM 0.96 | 4:51PM 1.06 | 5:10AM 0.88 | 5:36PM 0.96 | 5:38AM 0.80 | 6:36PM 0.84 | ||||||||||||||||||
Low Tide / height (m) | 11:04PM 0.10 | 11:08AM 0.25 | 11:45PM 0.23 | 11:48AM 0.28 | 12:37AM 0.38 | 12:40PM 0.32 | ||||||||||||||||||
Saturday 21 | Sunday 22 | Monday 23 | ||||||||||||||||||||||
| Sunrise | - | - | 5:39 | - | - | - | - | - | - | - | 5:39 | - | - | - | - | - | - | - | 5:39 | - | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:21 | - |
 | |  |  |  | |  |  | | | | | | | | |  | | | | | | | | |
Rain (mm) | - | - | 1 | - | - | - | 1 | 1 | - | 1 | - | - | - | - | 1 | 1 | - | - | - | - | - | - | - | - |
| Temp. °C | 24 | 24 | 24 | 25 | 26 | 27 | 26 | 25 | 25 | 25 | 24 | 25 | 26 | 26 | 26 | 25 | 25 | 25 | 24 | 25 | 26 | 26 | 25 | 26 |
| Feels °C (?) | 27 | 26 | 27 | 29 | 28 | 30 | 29 | 29 | 29 | 29 | 28 | 30 | 29 | 28 | 28 | 27 | 27 | 27 | 25 | 26 | 26 | 26 | 25 | 26 |
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