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Surf Forecasts:
Canal surfForecast / Rio de Janeiro / Brazil
48hr Weather and Surf, issued 2 pm Thursday 21 May 2026 -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
24.3° C
(Which is normal for this time of year)How big are the waves at Canal today?
The current surf forecast for Canal at 7PM is: 3.0m 15s primary swell from a South direction and 0.3m 8s secondary swell from a East direction (forecast issued at 02:00pm May 21). The wind direction is predicted to be onshore and the swell rating is 11.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | - | - |
| Afternoon (21 May) | 8ft (2.5m) | 15s |
| Evening (21 May) | 10ft (3.0m) | 15s |
Table - waves today at Canal. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Thu afternoon. Warm (max 24°C on Sat morning, min 20°C on Thu night). Winds decreasing (fresh winds from the ENE on Sat afternoon, calm by Sun morning). | ||||||||||||||||||||||||
Thu 21 | Friday 22 | Saturday 23 | Sun 24 | |||||||||||||||||||||
12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | 6 AM | 9 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 15 | S 15 | S 16 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | |
2525 | 3144 | 4004 | 4010 | 4028 | 3972 | 3898 | 3504 | 3234 | 3199 | 3029 | 3029 | 2747 | 2542 | 2510 | 2436 | 2093 | 1401 | 1228 | 1087 | 946 | 800 | 649 | 547 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | cross-on | glassy | cross | cross-off | glassy | glassy | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | glassy | glassy | |
High Tide | 7:47PM0.80m | 5:17AM0.82m | 9:31PM0.78m | 6:30AM0.79m | 10:30PM0.79m | 8:40AM0.77m | ||||||||||||||||||
Low Tide | 12:18PM0.12m | 1:00AM0.58m | 1:25PM0.19m | 2:05AM0.58m | 2:36PM0.24m | 3:12AM0.53m | ||||||||||||||||||
 | |  | | | | |  | | | | | | | |  |  | |  |  | | | | | |
 | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:18 | — |
 | — | 5:14 | — | — | — | — | — | — | — | 5:14 | — | — | — | — | — | — | — | 5:13 | — | — | — | — | — | 5:13 |
1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 22 | 22 | 21 | 20 | 20 | 20 | 20 | 20 | 21 | 21 | 21 | 20 | 20 | 20 | 20 | 21 | 24 | 24 | 22 | 21 | 20 | 20 | 20 | 21 |
21 | 20 | 19 | 20 | 21 | 21 | 21 | 22 | 23 | 21 | 20 | 20 | 20 | 20 | 20 | 20 | 22 | 21 | 20 | 20 | 20 | 20 | 22 | 23 | |
Swell 1 Height (m) Direction Period (s) | S 15 | S 15 | S 16 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 |
 kJ | 2525 | 3144 | 4004 | 4010 | 4028 | 3972 | 3898 | 3504 | 3234 | 3199 | 3029 | 3029 | 2747 | 2542 | 2510 | 2436 | 2093 | 1401 | 1228 | 1087 | 946 | 800 | 649 | 547 |
Swell 2 Height (m) Direction Period (s) | E 8 | E 8 | E 8 | — | — | — | — | E 9 | E 9 | E 9 | E 9 | — | — | — | — | — | — | — | — | — | — | E 6 | E 5 | E 5 |
| kJ | 5 | 12 | 12 | — | — | — | — | 14 | 6 | 6 | 6 | — | — | — | — | — | — | — | — | — | — | 29 | 21 | 14 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | E 9 | E 9 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — |
Wind waves Height (m) Direction Period (s) | — | S 4 | — | — | — | — | — | — | — | — | — | — | — | — | E 8 | ESE 6 | E 6 | E 6 | E 6 | E 6 | E 6 | — | — | ENE 5 |
| kJ | — | 14 | — | — | — | — | — | — | — | — | — | — | — | — | 6 | 104 | 114 | 91 | 101 | 74 | 50 | — | — | 36 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 65 | 65 | 65 | 19 | 0 | 19 | 0 | 0 | 0 | 22 | 1 | 0 | 0 | 0 | 12 | 12 | 22 | 22 | 22 | 12 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
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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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