- Forecast
- Maps
- Live
- Weather State
- Spot Information
Surf Forecasts:
Itaipu surfForecast / Rio de Janeiro / Brazil
48hr Weather and Surf, issued 2 am Sunday 31 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
23.3° C
(Which is normal for this time of year)How big are the waves at Itaipu today (31 May):
- Morning surf: Morning surf (31 May, local time) - 5ft (1.6m), 11s period with S swell.
- Afternoon surf: Afternoon surf (31 May, local time) - 5ft (1.6m), 10s period with S swell.
- Evening surf: Evening surf (31 May, local time) - 5ft (1.5m), 10s period with S swell.
The current surf forecast for Itaipu at 8AM is: 1.6m 11s primary swell from a South-southeast direction and 0.5m 3s secondary swell from a West direction (forecast issued at 02:00am May 31). An open ocean swell of 0.1m 7s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 May) | 5ft (1.6m) | 11s |
| Afternoon (31 May) | 5ft (1.6m) | 10s |
| Evening (31 May) | 5ft (1.5m) | 10s |
Table - waves today at Itaipu. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 9mm), mostly falling on Tue night. Warm (max 22°C on Sun morning, min 18°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 31 | Monday 1 | Tuesday 2 | ||||||||||||||||||||||
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 | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
SSE 11 | SSE 11 | SSE 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | SSE 10 | S 10 | SSE 10 | SSE 10 | SSE 9 | SSE 9 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SE 9 | SE 9 | |
619 | 611 | 622 | 606 | 516 | 545 | 461 | 461 | 402 | 394 | 204 | 169 | 186 | 154 | 209 | 108 | 168 | 145 | 145 | 117 | 132 | 150 | 86 | 83 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross | cross | cross-on | cross-on | on | on | on | cross-on | cross-on | cross-off | cross | on | cross-on | cross-on | on | on | cross-on | cross-on | on | on | on | on | glassy | |
High Tide | 2:49PM0.99m | 1:23AM0.96m | 3:04PM0.97m | 2:00AM0.97m | 3:26PM0.94m | |||||||||||||||||||
Low Tide | 8:04AM-0.14m | 8:29PM0.14m | 8:46AM-0.14m | 9:13PM0.17m | 9:31AM-0.11m | |||||||||||||||||||
 |  | |  |  |  | | | | | | | |  |  |  |  | | | | | | | | |
 | — | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — |
 | — | — | — | — | — | 5:14 | — | — | — | — | — | — | — | 5:14 | — | — | — | — | — | — | — | 5:14 | — | — |
1 | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | 1 | — | — | — | 2 | |
Temp °C | 20 | 20 | 20 | 21 | 22 | 22 | 22 | 21 | 21 | 20 | 19 | 20 | 21 | 21 | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 20 |
21 | 21 | 20 | 21 | 21 | 21 | 21 | 20 | 21 | 21 | 20 | 21 | 21 | 20 | 22 | 22 | 22 | 22 | 22 | 21 | 19 | 19 | 21 | 21 | |
Swell 1 Height (m) Direction Period (s) | SSE 11 | SSE 11 | SSE 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | SSE 10 | S 10 | SSE 10 | SSE 10 | SSE 9 | SSE 9 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SE 9 | SSW 8 |
 kJ | 619 | 611 | 622 | 606 | 516 | 545 | 461 | 461 | 402 | 394 | 204 | 169 | 186 | 154 | 209 | 108 | 168 | 145 | 145 | 117 | 132 | 150 | 86 | 68 |
Swell 2 Height (m) Direction Period (s) | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | — | — | — | S 17 | SSE 10 | SSW 10 | SSE 10 | S 10 | S 9 | SSE 11 | S 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 8 | SE 9 |
| kJ | 1 | 1 | 1 | 1 | 1 | 1 | — | — | — | 5 | 173 | 136 | 64 | 65 | 43 | 81 | 42 | 42 | 42 | 39 | 38 | 24 | 23 | 83 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | ESE 6 | ESE 6 | ESE 6 | SE 12 | SSE 12 | E 6 | S 10 | E 6 | E 6 | E 6 | S 9 | S 9 | E 6 | E 6 | E 6 |
| kJ | — | — | — | — | — | — | — | — | — | 13 | 8 | 7 | 38 | 56 | 3 | 47 | 2 | 1 | 3 | 6 | 6 | 3 | 1 | 1 |
Wind waves Height (m) Direction Period (s) | ENE 4 | — | WNW 3 | W 4 | WSW 4 | SW 4 | SW 4 | SW 5 | — | — | — | — | — | — | — | — | — | — | — | — | SW 3 | SW 4 | SSW 4 | — |
| kJ | 13 | — | 3 | 6 | 15 | 12 | 15 | 47 | — | — | — | — | — | — | — | — | — | — | — | — | 5 | 6 | 11 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 5 | 5 | 5 | 48 | 48 | 48 | 110 | 20 | 5 | 0 | 5 | 102 | 102 | 102 | 102 | 12 | 20 | 48 | 48 | 102 | 102 | 102 | 0 |
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