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Surf Forecasts:
Canal surfForecast / Rio de Janeiro / Brazil
48hr Weather and Surf, issued 8 am Wednesday 20 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
24.4° C
(Which is normal for this time of year)How big are the waves at Canal today?
The current surf forecast for Canal at 5PM is: 2.2m 14s primary swell from a South direction and 0.2m 8s secondary swell from a East direction (forecast issued at 08:00am May 20). The wind direction is predicted to be cross-shore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 8ft (2.5m) | 15s |
| Afternoon (20 May) | 7.5ft (2.3m) | 14s |
| Evening (20 May) | 6.5ft (2.0m) | 13s |
Table - waves today at Canal. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 20mm), heaviest during Thu afternoon. Warm (max 22°C on Wed afternoon, min 19°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 20 | Thursday 21 | Friday 22 | Sat 23 | |||||||||||||||||||||
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 | 12 PM | 3 PM | 6 PM | 9 PM | 12 AM | 3 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 16 | S 15 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 14 | S 15 | S 15 | S 15 | S 16 | S 15 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | |
3064 | 2948 | 2379 | 2127 | 1894 | 1443 | 1245 | 1245 | 1784 | 2228 | 2547 | 3364 | 4004 | 4010 | 4083 | 3972 | 3622 | 3247 | 2987 | 3208 | 3001 | 2980 | 2968 | 2714 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross | cross | cross | cross-on | on | on | on | on | on | on | on | glassy | glassy | cross-off | glassy | cross-on | cross | cross-off | cross-off | cross-off | cross-off | |
High Tide | 3:46AM0.86m | 6:05PM0.87m | 4:26AM0.85m | 7:47PM0.80m | 5:17AM0.82m | 9:31PM0.78m | ||||||||||||||||||
Low Tide | 11:19AM0.06m | 00:03AM0.55m | 12:18PM0.12m | 1:00AM0.58m | 1:25PM0.19m | 2:05AM0.58m | ||||||||||||||||||
 |  | |  |  | | | | | | | | |  | |  | |  |  | | | | | | |
 | 6:16 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — | 6:18 |
 | — | — | — | 5:14 | — | — | — | — | — | — | — | 5:14 | — | — | — | — | — | — | — | 5:14 | — | — | — | 5:13 |
2 | 1 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 2 | 3 | 1 | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 21 | 21 | 21 | 22 | 22 | 22 | 22 | 21 | 21 | 21 | 20 | 21 | 20 | 20 | 20 | 19 | 19 | 19 | 21 | 21 | 21 | 21 | 21 | 20 |
22 | 22 | 22 | 23 | 22 | 23 | 24 | 22 | 22 | 22 | 20 | 19 | 19 | 20 | 21 | 20 | 20 | 21 | 22 | 20 | 20 | 20 | 20 | 19 | |
Swell 1 Height (m) Direction Period (s) | S 16 | S 15 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 14 | S 15 | S 15 | S 15 | S 16 | S 15 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 |
 kJ | 3064 | 2948 | 2379 | 2127 | 1894 | 1443 | 1245 | 1245 | 1784 | 2228 | 2547 | 3364 | 4004 | 4010 | 4083 | 3972 | 3622 | 3247 | 2987 | 3208 | 3001 | 2980 | 2968 | 2714 |
Swell 2 Height (m) Direction Period (s) | ENE 8 | ENE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | — | — | — | — | E 9 | E 9 | E 9 | — | — | — | — |
| kJ | 11 | 12 | 11 | 11 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 12 | — | — | — | — | 14 | 6 | 14 | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | E 8 | E 8 | — | — | E 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | 11 | 10 | — | — | 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | SE 5 | — | — | SSE 5 | SSE 5 | — | — | — | — | — | — | — | — | — | E 9 | — | — | — |
| kJ | — | — | — | — | — | — | 7 | — | — | 22 | 17 | — | — | — | — | — | — | — | — | — | 14 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 52 | 52 | 54 | 54 | 52 | 52 | 52 | 54 | 46 | 54 | 65 | 65 | 65 | 19 | 0 | 0 | 0 | 0 | 22 | 22 | 22 | 22 | 12 | 12 |
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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