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Surf Forecasts:
Itaipu surfForecast / Rio de Janeiro / Brazil
48hr Weather and Surf, issued 8 am Friday 15 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
23.1° C
(Which is 1.0°C colder than average for this time of year)How big are the waves at Itaipu today?
The current surf forecast for Itaipu at 3PM is: 1.8m 13s primary swell from a South direction (forecast issued at 08:00am May 15). An open ocean swell of 0.2m 8s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 May) | 6ft (1.9m) | 13s |
| Afternoon (15 May) | 6ft (1.8m) | 13s |
| Evening (15 May) | 5.5ft (1.7m) | 12s |
Table - waves today at Itaipu. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 11mm), heaviest on Sun afternoon. Warm (max 24°C on Sun morning, min 21°C on Fri morning). Wind will be generally light. | ||||||||||||||||||||||||
Friday 15 | Saturday 16 | Sunday 17 | Mon 18 | |||||||||||||||||||||
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 13 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | SSW 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | |
1401 | 1245 | 1103 | 1070 | 1053 | 913 | 870 | 736 | 639 | 607 | 486 | 466 | 403 | 410 | 410 | 403 | 403 | 338 | 338 | 332 | 279 | 274 | 223 | 218 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | cross-on | on | on | on | cross-on | cross-on | cross-off | glassy | glassy | cross | cross-off | cross-off | cross-off | off | off | off | glassy | cross-on | cross-on | cross-on | cross-on | cross-off | cross-off | |
High Tide | 2:26PM1.08m | 2:17AM0.88m | 3:15PM1.09m | 1:50AM0.86m | 4:04PM1.07m | 2:07AM0.88m | ||||||||||||||||||
Low Tide | 7:19AM-0.03m | 7:52PM0.03m | 8:03AM-0.09m | 8:38PM0.10m | 8:47AM-0.13m | 9:23PM0.19m | ||||||||||||||||||
 |  |  | |  | | | | | | | |  | | |  | |  | |  |  |  | | | |
 | 6:16 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — | 6:18 |
 | — | — | — | 5:17 | — | — | — | — | — | — | — | 5:17 | — | — | — | — | — | — | — | 5:17 | — | — | — | 5:16 |
— | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | 2 | 4 | 2 | 1 | — | |
Temp °C | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 21 | 21 | 22 | 23 | 23 | 22 | 22 | 22 | 21 | 21 | 22 | 24 | 22 | 22 | 22 | 22 | 22 |
23 | 23 | 22 | 21 | 24 | 23 | 24 | 23 | 24 | 25 | 25 | 24 | 22 | 24 | 24 | 23 | 24 | 25 | 26 | 24 | 24 | 25 | 24 | 24 | |
Swell 1 Height (m) Direction Period (s) | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | SSW 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 |
 kJ | 1401 | 1245 | 1103 | 1070 | 1053 | 913 | 870 | 736 | 639 | 607 | 486 | 466 | 403 | 410 | 410 | 403 | 403 | 338 | 338 | 332 | 279 | 274 | 223 | 218 |
Swell 2 Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | SE 13 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | E 7 | E 7 | E 4 | E 5 |
| kJ | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 1 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 1 | 1 | 1 | 4 |
Swell 3 Height (m) Direction Period (s) | SE 14 | SE 14 | SE 14 | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | SE 12 | S 18 | — | E 7 | S 17 |
| kJ | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 6 | 6 | — | 1 | 5 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | ESE 3 | E 3 | — | E 3 | — | — | — | — | — | ENE 5 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 3 | — | 2 | — | — | — | — | — | 7 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 12 | 133 | 133 | 43 | 48 | 5 | 0 | 0 | 0 | 34 | 114 | 12 | 0 | 0 | 0 | 0 | 0 | 34 | 90 | 20 | 5 | 0 | 0 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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