- Forecast
- Maps
- Live
- Weather State
- Spot Information
Surf Forecasts:
Itaipu surfForecast / Rio de Janeiro / Brazil
48hr Weather and Surf, issued 2 pm Tuesday 12 May 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
24.4° C
(Which is normal for this time of year)How big are the waves at Itaipu today?
The current surf forecast for Itaipu at 8PM is: 3.0m 14s primary swell from a South direction (forecast issued at 02:00pm May 12). An open ocean swell of 0.3m 9s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 5.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 May) | - | - |
| Afternoon (12 May) | 10ft (3.0m) | 14s |
| Evening (12 May) | 10ft (3.0m) | 14s |
Table - waves today at Itaipu. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 23°C on Wed afternoon, min 17°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Tue 12 | Wednesday 13 | Thursday 14 | Fri 15 | |||||||||||||||||||||
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 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | |
3456 | 3408 | 3361 | 3091 | 2836 | 2484 | 2060 | 1849 | 1520 | 1359 | 1191 | 1012 | 869 | 738 | 726 | 714 | 710 | 760 | 1297 | 1484 | 1575 | 1422 | 1401 | 1264 | |
Wind (km/h) | ||||||||||||||||||||||||
on | cross-on | cross | cross-off | off | cross-off | off | cross-off | cross | cross | cross-off | off | cross | cross | cross-off | glassy | cross-on | cross-on | on | cross-on | cross | cross-on | cross | cross-on | |
High Tide | 11:16AM0.94m | 00:47AM0.98m | 12:37PM0.99m | 1:29AM0.96m | 1:35PM1.04m | 2:04AM0.92m | ||||||||||||||||||
Low Tide | 5:21PM-0.05m | 5:46AM0.10m | 6:14PM-0.05m | 6:34AM0.04m | 7:04PM-0.02m | 7:19AM-0.03m | ||||||||||||||||||
 | |  | | | | | | | |  | | | | |  | | | |  | | | | | |
 | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — |
 | — | 5:20 | — | — | — | — | — | — | — | 5:19 | — | — | — | — | — | — | — | 5:19 | — | — | — | — | — | 5:17 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 21 | 20 | 20 | 20 | 18 | 17 | 17 | 19 | 21 | 23 | 22 | 22 | 21 | 21 | 20 | 21 | 22 | 22 | 22 | 22 | 21 | 21 | 21 | 21 |
19 | 18 | 18 | 19 | 17 | 16 | 16 | 19 | 21 | 22 | 23 | 24 | 22 | 22 | 21 | 23 | 22 | 23 | 23 | 25 | 23 | 23 | 23 | 22 | |
Swell 1 Height (m) Direction Period (s) | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 |
 kJ | 3456 | 3408 | 3361 | 3091 | 2836 | 2484 | 2060 | 1849 | 1520 | 1359 | 1191 | 1012 | 869 | 738 | 726 | 714 | 710 | 760 | 1297 | 1484 | 1575 | 1422 | 1401 | 1264 |
Swell 2 Height (m) Direction Period (s) | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | E 9 | E 9 | E 9 | E 9 | ESE 4 | ESE 4 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
| kJ | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 16 | 14 | 14 | 14 | 13 | 3 | 4 | 13 | 12 | 12 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
Swell 3 Height (m) Direction Period (s) | — | SE 16 | SE 16 | SE 15 | ESE 15 | SE 15 | SE 14 | SE 14 | SE 14 | SE 14 | SE 14 | SE 14 | E 9 | E 9 | SE 14 | SE 13 | S 18 | SE 13 | SE 13 | ESE 13 | ESE 13 | ESE 14 | SE 14 | SE 14 |
| kJ | — | 10 | 9 | 9 | 22 | 34 | 33 | 33 | 33 | 33 | 32 | 31 | 6 | 6 | 29 | 28 | 25 | 28 | 7 | 17 | 18 | 18 | 7 | 7 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | E 9 | E 4 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | 39 | 7 | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 102 | 107 | 34 | 0 | 0 | 0 | 0 | 0 | 34 | 34 | 0 | 0 | 5 | 5 | 0 | 0 | 108 | 121 | 55 | 5 | 5 | 12 | 5 | 48 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
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
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Itaipu 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.
Nearest