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Surf Forecasts:
Itaipu surfForecast / Rio de Janeiro / Brazil
48hr Weather and Surf, issued 8 pm 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 (30 May):
- Morning surf: Morning surf (30 May, local time) - 2.5ft (0.8m), 7s period with SSE swell.
- Afternoon surf: Afternoon surf (30 May, local time) - 4.5ft (1.4m), 11s period with SSE swell.
- Evening surf: Evening surf (30 May, local time) - 5.5ft (1.7m), 10s period with SSE swell.
The current surf forecast for Itaipu at 3AM is: 0.9m 7s primary swell from a South-southeast direction and 0.3m 10s secondary swell from a South-southeast direction (forecast issued at 08:00pm May 29). The wind direction is predicted to be cross-offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 May) | 2.5ft (0.8m) | 7s |
| Afternoon (30 May) | 4.5ft (1.4m) | 11s |
| Evening (30 May) | 5.5ft (1.7m) | 10s |
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 night, min 19°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Fri 29 | Saturday 30 | Sunday 31 | Monday 1 | |||||||||||||||||||||
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 | 12 PM | 3 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
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 | SSE 10 | S 10 | S 10 | S 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | |
165 | 149 | 115 | 89 | 67 | 67 | 169 | 423 | 511 | 585 | 588 | 611 | 611 | 611 | 599 | 530 | 432 | 353 | 296 | 296 | 140 | 169 | 135 | 105 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-off | off | cross-off | off | off | cross-off | cross-off | cross-off | cross-off | off | glassy | cross-off | cross | on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | glassy | cross-on | cross-on | |
High Tide | 00:36AM0.93m | 2:22PM1.01m | 00:54AM0.95m | 2:49PM0.99m | 1:23AM0.96m | |||||||||||||||||||
Low Tide | 7:04PM0.09m | 7:21AM-0.12m | 7:47PM0.11m | 8:04AM-0.14m | 8:29PM0.14m | 8:46AM-0.14m | ||||||||||||||||||
 |  | | | |  |  | | |  | | | | | | | | | | | | | | | |
 | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — |
 | — | — | — | — | — | — | — | 5:14 | — | — | — | — | — | — | — | 5:14 | — | — | — | — | — | — | — | 5:14 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 22 | 22 | 21 | 20 | 20 | 21 | 22 | 22 | 22 | 21 | 20 | 20 | 20 | 20 | 22 | 22 | 22 | 21 | 20 | 19 | 19 | 20 | 21 | 21 |
21 | 21 | 20 | 20 | 20 | 21 | 20 | 20 | 20 | 20 | 20 | 20 | 21 | 21 | 22 | 22 | 22 | 22 | 21 | 20 | 20 | 22 | 22 | 21 | |
Swell 1 Height (m) Direction Period (s) | 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 | SSE 10 | S 10 | S 10 | S 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 |
 kJ | 165 | 149 | 115 | 89 | 67 | 67 | 169 | 423 | 511 | 585 | 588 | 611 | 611 | 611 | 599 | 530 | 432 | 353 | 296 | 296 | 140 | 169 | 135 | 105 |
Swell 2 Height (m) Direction Period (s) | 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 | E 7 | — | ESE 7 | ESE 7 | ESE 7 | ESE 6 | ESE 6 | S 10 | S 10 | S 10 | S 10 |
| kJ | 15 | 28 | 25 | 19 | 33 | 20 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | — | 38 | 30 | 29 | 23 | 16 | 96 | 74 | 71 | 67 |
Swell 3 Height (m) Direction Period (s) | E 7 | E 7 | E 7 | SSE 12 | E 7 | E 7 | E 7 | — | — | — | — | — | — | — | — | — | — | — | — | S 16 | ESE 6 | ESE 6 | SE 12 | SSE 12 |
| kJ | 1 | 1 | 1 | 14 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | 5 | 14 | 13 | 37 | 56 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 34 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 12 | 0 | 0 | 0 | 0 | 5 | 90 | 100 | 34 | 0 | 0 | 0 | 0 | 0 | 34 | 34 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
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