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Surf Forecasts:
Itaipu surfForecast / Rio de Janeiro / Brazil
48hr Weather and Surf, issued 8 am Friday 29 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 (29 May):
- Morning surf: Morning surf (29 May, local time) - 4.5ft (1.4m), 8s period with S swell.
- Afternoon surf: Afternoon surf (29 May, local time) - 4ft (1.2m), 8s period with S swell.
- Evening surf: Evening surf (29 May, local time) - 3.5ft (1.1m), 8s period with S swell.
The current surf forecast for Itaipu at 3PM is: 1.2m 8s primary swell from a South direction and 0.2m 13s secondary swell from a South-southeast direction (forecast issued at 08:00am May 29). The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 May) | 4.5ft (1.4m) | 8s |
| Afternoon (29 May) | 4ft (1.2m) | 8s |
| Evening (29 May) | 3.5ft (1.1m) | 8s |
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 22°C on Fri afternoon, min 18°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Friday 29 | Saturday 30 | Sunday 31 | Mon 1 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
SSE 10 | S 8 | S 9 | S 8 | S 8 | S 8 | S 8 | SSE 7 | SSE 7 | SSE 7 | SSE 9 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 10 | S 10 | S 10 | S 10 | S 10 | |
154 | 279 | 247 | 200 | 165 | 149 | 115 | 89 | 67 | 67 | 169 | 423 | 511 | 566 | 588 | 611 | 611 | 611 | 531 | 511 | 353 | 353 | 296 | 296 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | glassy | cross-on | cross-on | cross | cross-off | off | cross-off | off | off | cross-off | cross-off | cross-off | off | off | off | cross-off | cross-off | glassy | cross | cross-off | off | cross-off | cross-off | |
High Tide | 1:47PM1.01m | 00:36AM0.93m | 2:22PM1.01m | 00:54AM0.95m | 2:49PM0.99m | 1:23AM0.96m | ||||||||||||||||||
Low Tide | 6:39AM-0.08m | 7:04PM0.09m | 7:21AM-0.12m | 7:47PM0.11m | 8:04AM-0.14m | 8:29PM0.14m | ||||||||||||||||||
 |  | |  |  | |  | | | | | | |  | | | |  | | | | | | | |
 | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | 6:24 |
 | — | — | — | 5:14 | — | — | — | — | — | — | — | 5:14 | — | — | — | — | — | — | — | 5:14 | — | — | — | 5:14 |
1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 21 | 21 | 21 | 22 | 22 | 21 | 21 | 20 | 19 | 19 | 21 | 22 | 21 | 20 | 19 | 19 | 18 | 19 | 22 | 22 | 22 | 21 | 20 | 19 |
22 | 23 | 21 | 20 | 21 | 20 | 21 | 20 | 19 | 19 | 20 | 20 | 18 | 18 | 18 | 19 | 18 | 19 | 23 | 21 | 21 | 21 | 21 | 19 | |
Swell 1 Height (m) Direction Period (s) | S 8 | S 8 | S 9 | S 8 | S 8 | S 8 | S 8 | SSE 7 | SSE 7 | SSE 7 | SSE 9 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 10 | S 10 | S 10 | S 10 | S 10 |
 kJ | 131 | 279 | 247 | 200 | 165 | 149 | 115 | 89 | 67 | 67 | 169 | 423 | 511 | 566 | 588 | 611 | 611 | 611 | 531 | 511 | 353 | 353 | 296 | 296 |
Swell 2 Height (m) Direction Period (s) | SSE 10 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | — | ESE 7 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | ESE 6 |
| kJ | 154 | 17 | 17 | 16 | 15 | 28 | 25 | 19 | 33 | 20 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | — | 29 | 28 | 26 | 23 | 21 | 21 |
Swell 3 Height (m) Direction Period (s) | S 13 | SE 7 | E 7 | E 7 | E 7 | E 7 | E 7 | SSE 12 | E 7 | E 7 | E 7 | — | — | — | — | — | — | — | — | — | — | — | — | S 16 |
| kJ | 14 | 2 | 1 | 1 | 1 | 1 | 1 | 14 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | 5 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | ESE 6 | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 51 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 121 | 121 | 34 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 19 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
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