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Surf Forecasts:
Itaipu surfForecast / Rio de Janeiro / Brazil
48hr Weather and Surf, issued 8 pm Monday 20 Apr 2026 -03Forecast update in hr min s Forecast update imminent
Itaipu surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Itaipu sea temperature is
24.3° C
(Which is 1.1°C colder than average for this time of year)How big are the waves at Itaipu today?
The current surf forecast for Itaipu at 2AM is: 1.0m 8s primary swell from a South-southwest direction and 0.4m 10s secondary swell from a South-southeast direction (forecast issued at 08:00pm April 20). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Apr) | 3ft (0.9m) | 8s |
| Afternoon (21 Apr) | 2.5ft (0.8m) | 10s |
| Evening (21 Apr) | 2.5ft (0.8m) | 9s |
Table - waves today at Itaipu. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Mon 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | |||||||||||||||||||||
| 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) (?) | 9 | 9 | 8 | 8 | 8 | 8 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 12 | 12 | 11 | 11 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 264 | 176 | 154 | 144 | 116 | 116 | 109 | 103 | 100 | 98 | 76 | 75 | 75 | 73 | 55 | 54 | 53 | 53 | 42 | 29 | 27 | 41 | 39 | 52 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | cross- on | cross- off | cross- off | cross- off | cross | on | cross- on | cross- on | glass | cross- off | cross- off | cross- off | cross- off | cross- on | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross | cross- off |
High Tide / height (m) | 6:00PM 1.04 | 4:11AM 0.88 | 6:47PM 0.99 | 4:50AM 0.92 | 7:39PM 0.93 | 5:35AM 0.94 | ||||||||||||||||||
Low Tide / height (m) | 11:29PM 0.23 | 11:40AM -0.12 | 12:15AM 0.29 | 12:31PM -0.11 | 1:03AM 0.33 | 1:25PM -0.07 | ||||||||||||||||||
Mon 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:07 | - | - | - | - | - | - | - | 6:07 | - | - | - | - | - | - | - | 6:07 | - | - |
| Sunset | - | - | - | - | - | - | - | 5:34 | - | - | - | - | - | - | - | 5:32 | - | - | - | - | - | - | - | 5:31 |
 | | | | |  | | | | | |  | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 23 | 23 | 22 | 21 | 20 | 22 | 23 | 23 | 23 | 23 | 21 | 20 | 20 | 22 | 24 | 23 | 23 | 23 | 21 | 20 | 20 | 22 | 24 | 25 |
| Feels °C (?) | 23 | 23 | 22 | 21 | 20 | 23 | 23 | 22 | 23 | 25 | 22 | 21 | 21 | 23 | 24 | 22 | 23 | 25 | 22 | 21 | 21 | 23 | 24 | 25 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
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