Using Surf-Forecast’s Historical Surf Data To Find The Most Consistent Waves On Earth
Using our statistical data for 7000 spots dating back to 2006, we can find those waves that break the most, with the best winds.
Surf Forecasts:
Canal surfForecast / Rio de Janeiro / Brazil
48hr Weather and Surf, issued 8 pm Thursday 18 Dec 2025 -03Forecast update in hr min s Forecast update imminent
Canal surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Canal sea temperature is
27.2° C
(Which is 2.5°C warmer than normal for this time of year)How big are the waves at Canal today?
The current surf forecast for Canal at 1AM is: 1.3m 10s primary swell from a South-southwest direction and 0.7m 6s secondary swell from a Southeast direction (forecast issued at 08:00pm December 18). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Dec) | 3.5ft (1.1m) | 9s |
| Afternoon (19 Dec) | 3ft (0.9m) | 9s |
| Evening (19 Dec) | 2.5ft (0.8m) | 9s |
Table - waves today at Canal. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thu 18 | Friday 19 | Saturday 20 | Sunday 21 | |||||||||||||||||||||
| 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 | 6 AM | 9 AM | 12 PM | 3 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |   |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 10 | 8 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 6 | 14 | 13 | 13 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 365 | 411 | 307 | 258 | 248 | 201 | 193 | 146 | 146 | 92 | 155 | 55 | 158 | 154 | 72 | 49 | 47 | 31 | 30 | 14 | 15 | 35 | 59 | 77 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross | cross- off | glass | glass | glass | on | on | cross- on | cross- off | cross- off | cross- off | cross- off | glass | cross- on | cross | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross |
High Tide / height (m) | 2:26AM 1.01 | 1:52PM 0.89 | 2:58AM 1.01 | 2:20PM 0.92 | 3:29AM 1.00 | 2:50PM 0.94 | ||||||||||||||||||
Low Tide / height (m) | 7:44PM 0.06 | 8:18AM 0.30 | 8:22PM 0.03 | 8:54AM 0.30 | 9:01PM 0.01 | 9:31AM 0.31 | ||||||||||||||||||
Thu 18 | Friday 19 | Saturday 20 | Sunday 21 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 5:00 | - | - | - | - | - | - | - | 5:00 | - | - | - | - | - | - | - | 5:01 | - | - | - |
| Sunset | 6:31 | - | - | - | - | - | - | - | 6:32 | - | - | - | - | - | - | - | 6:32 | - | - | - | - | - | - | - |
 |  | | | |  | |  | |  |  |  |  | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | - | - | - | 1 | 1 | 1 | - | - | - | - | - | - | - |
| Temp. °C | 22 | 22 | 21 | 21 | 21 | 23 | 24 | 24 | 24 | 23 | 22 | 21 | 21 | 23 | 24 | 24 | 24 | 23 | 22 | 21 | 21 | 25 | 28 | 26 |
| Feels °C (?) | 22 | 23 | 23 | 24 | 24 | 26 | 26 | 26 | 27 | 25 | 24 | 23 | 23 | 26 | 26 | 24 | 24 | 23 | 22 | 21 | 22 | 23 | 26 | 23 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Canal 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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