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Surf Forecasts:
Itaipu surfForecast / Rio de Janeiro / Brazil
48hr Weather and Surf, issued 8 pm Wednesday 27 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
23.2° C
(Which is normal for this time of year)How big are the waves at Itaipu today (28 May):
- Morning surf: Morning surf (28 May, local time) - 7.5ft (2.3m), 9s period with SSW swell.
- Afternoon surf: Afternoon surf (28 May, local time) - 7ft (2.1m), 9s period with SSW swell.
- Evening surf: Evening surf (28 May, local time) - 5ft (1.6m), 9s period with S swell.
The current surf forecast for Itaipu at 3AM is: 1.3m 6s primary swell from a South-southwest direction and 0.7m 11s secondary swell from a South direction (forecast issued at 08:00pm May 27). An open ocean swell of 0.2m 7s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 May) | 7.5ft (2.3m) | 9s |
| Afternoon (28 May) | 7ft (2.1m) | 9s |
| Evening (28 May) | 5ft (1.6m) | 9s |
Table - waves today at Itaipu. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Fri morning. Warm (max 22°C on Wed night, min 19°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Wed 27 | Thursday 28 | Friday 29 | Saturday 30 | |||||||||||||||||||||
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 11 | S 11 | S 11 | SSW 6 | SW 8 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | S 9 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 7 | SSE 7 | S 7 | SSE 9 | SSE 8 | SSE 10 | |
253 | 198 | 152 | 118 | 416 | 884 | 875 | 704 | 456 | 412 | 317 | 260 | 219 | 273 | 235 | 191 | 182 | 138 | 112 | 89 | 37 | 88 | 120 | 230 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | cross-on | on | cross-on | cross-on | on | on | on | cross-on | cross-on | cross | cross-off | cross-off | cross-on | cross-on | cross-on | cross | cross-off | glassy | cross-off | off | glassy | cross | |
High Tide | 00:24AM0.93m | 1:05PM1.00m | 00:39AM0.93m | 1:47PM1.01m | 00:36AM0.93m | 2:22PM1.01m | ||||||||||||||||||
Low Tide | 5:35PM0.07m | 5:55AM-0.02m | 6:20PM0.08m | 6:39AM-0.08m | 7:04PM0.09m | 7:21AM-0.12m | ||||||||||||||||||
 |  | | | |  |  |  |  | | | | | |  | | | | | | | | | | |
 | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — |
 | — | — | — | — | — | — | — | 5:14 | — | — | — | — | — | — | — | 5:14 | — | — | — | — | — | — | — | 5:14 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | |
Temp °C | 22 | 22 | 21 | 21 | 21 | 21 | 22 | 21 | 21 | 21 | 20 | 19 | 19 | 19 | 20 | 21 | 21 | 21 | 21 | 21 | 21 | 20 | 21 | 22 |
21 | 20 | 19 | 18 | 18 | 19 | 20 | 19 | 20 | 22 | 21 | 20 | 20 | 19 | 20 | 20 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 21 | |
Swell 1 Height (m) Direction Period (s) | S 11 | S 11 | S 11 | S 11 | SSW 7 | SSW 9 | SSW 10 | SSW 9 | SSW 9 | S 9 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 7 | SSE 7 | S 7 | SSE 9 | SSE 8 | SSE 10 |
 kJ | 253 | 198 | 152 | 116 | 236 | 585 | 637 | 563 | 456 | 412 | 317 | 260 | 219 | 273 | 235 | 191 | 182 | 138 | 112 | 89 | 32 | 88 | 120 | 230 |
Swell 2 Height (m) Direction Period (s) | E 7 | E 7 | E 7 | E 7 | S 11 | SE 7 | ESE 8 | ESE 7 | ESE 8 | ESE 8 | ESE 7 | S 13 | S 10 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 11 | SSE 10 | SSE 7 | S 7 | SSE 10 | E 7 |
| kJ | 10 | 4 | 4 | 4 | 87 | 8 | 6 | 5 | 6 | 6 | 5 | 14 | 70 | 17 | 17 | 32 | 15 | 28 | 25 | 19 | 37 | 23 | 35 | 1 |
Swell 3 Height (m) Direction Period (s) | SE 11 | SE 11 | SE 11 | SE 10 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | SE 7 | S 13 | SE 7 | E 7 | E 7 | E 7 | E 7 | E 7 | SSE 12 | SSE 9 | E 7 | E 7 | — |
| kJ | 5 | 4 | 4 | 4 | 4 | 4 | 1 | 1 | 1 | 1 | 1 | 2 | 14 | 2 | 1 | 1 | 1 | 1 | 1 | 14 | 29 | 1 | 1 | — |
Wind waves Height (m) Direction Period (s) | SW 4 | SW 5 | SSW 6 | SSW 6 | SW 8 | SSW 9 | SSW 9 | SSW 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 21 | 36 | 84 | 118 | 416 | 884 | 875 | 704 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 210 | 184 | 184 | 203 | 133 | 48 | 48 | 133 | 133 | 20 | 12 | 5 | 0 | 0 | 43 | 43 | 102 | 34 | 0 | 0 | 0 | 0 | 0 | 34 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
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