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Backdoor surfForecast / Rio de Janeiro / Brazil
48hr Weather and Surf, issued 2 am Saturday 02 Aug 2025 -03
How big are the waves at Backdoor today?
The current surf forecast for Backdoor at 6AM is: 1.5m 11s primary swell from a South-southeast direction and 0.2m 11s secondary swell from a East direction (forecast issued at 02:00am August 02). An open ocean swell of 0.8m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (02 Aug) | 4.5ft (1.4m) | 11s |
| Afternoon (02 Aug) | 4.5ft (1.4m) | 10s |
| Evening (02 Aug) | 3.5ft (1.1m) | 10s |
Table - waves today at Backdoor. (Swell directed towards the surf break)
Saturday 02 | Sunday 03 | Monday 04 | ||||||||||||||||||||||
| 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) (?) | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 5 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
Wave (?)Graph  | ||||||||||||||||||||||||
| Energy (?) | 583 | 583 | 504 | 433 | 407 | 452 | 305 | 249 | 187 | 151 | 197 | 166 | 126 | 143 | 177 | 223 | 206 | 145 | 224 | 111 | 83 | 158 | 171 | 157 |
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 | 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 | glass | cross | cross- off | cross- off |
High Tide / height (m) | 8:54AM 0.73 | 8:11PM 0.68 | 11:24AM 0.78 | 10:49PM 0.68 | 12:25PM 0.85 | |||||||||||||||||||
Low Tide / height (m) | 2:23AM 0.36 | 3:14PM 0.47 | 3:39AM 0.33 | 4:38PM 0.47 | 4:52AM 0.28 | 5:48PM 0.43 | ||||||||||||||||||
Saturday 02 | Sunday 03 | Monday 04 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:22 | - | - | - | - | - | - | - | 6:22 | - | - | - | - |
| Sunset | - | - | - | - | - | 5:28 | - | - | - | - | - | - | - | 5:29 | - | - | - | - | - | - | - | 5:29 | - | - |
 | | |  | | | | | | | | | | | | | | | | | |  | |  | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 17 | 17 | 17 | 19 | 23 | 23 | 21 | 19 | 18 | 18 | 18 | 20 | 26 | 27 | 22 | 20 | 19 | 19 | 19 | 21 | 27 | 27 | 25 | 23 |
| Feels °C (?) | 14 | 14 | 14 | 16 | 21 | 19 | 18 | 15 | 14 | 15 | 15 | 18 | 23 | 22 | 18 | 17 | 16 | 17 | 17 | 19 | 27 | 25 | 23 | 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)
Recent Eyeball Surf Reports for Rio de Janeiro
Continuing clean conditions at Backdoor (calm at Nova Friburgo (86889 -0) 71 km from Backdoor). 1.5m 11s groundswell from the SSE to make surfable waves.
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Backdoor surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
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