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Surf Forecasts:
Itaipu surfForecast / Rio de Janeiro / Brazil
48hr Weather and Surf, issued 8 pm Monday 25 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?
The current surf forecast for Itaipu at 4AM is: 1.4m 16s primary swell from a South direction and 1.3m 9s secondary swell from a South direction (forecast issued at 08:00pm May 25). The wind direction is predicted to be glassy and the swell rating is 4.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 May) | 5.5ft (1.7m) | 15s |
| Afternoon (26 May) | 6ft (1.9m) | 14s |
| Evening (26 May) | 5.5ft (1.7m) | 13s |
Table - waves today at Itaipu. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 3mm), mostly falling on Wed afternoon. Warm (max 23°C on Tue afternoon, min 21°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Mon 25 | Tuesday 26 | Wednesday 27 | Thursday 28 | |||||||||||||||||||||
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 10 | S 18 | S 17 | S 16 | S 16 | S 15 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | SSW 7 | SSW 9 | SSW 10 | SSW 10 | SSW 10 | |
273 | 390 | 700 | 1004 | 1107 | 1258 | 1352 | 1443 | 1144 | 1001 | 862 | 613 | 488 | 403 | 400 | 268 | 253 | 196 | 152 | 261 | 1012 | 784 | 627 | 602 | |
Wind (km/h) | ||||||||||||||||||||||||
on | cross-on | glassy | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-on | on | on | on | on | on | on | on | cross-on | on | on | |
High Tide | 11:19PM0.88m | 11:20AM0.94m | 11:55PM0.91m | 12:17PM0.98m | 00:24AM0.93m | 1:05PM1.00m | ||||||||||||||||||
Low Tide | 3:56PM0.07m | 4:18AM0.15m | 4:47PM0.07m | 5:08AM0.06m | 5:35PM0.07m | 5:55AM-0.02m | ||||||||||||||||||
 | | |  | |  |  | | | | | |  |  | | |  |  |  | | | | | | |
 | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — |
 | — | — | — | — | — | — | — | 5:15 | — | — | — | — | — | — | — | 5:15 | — | — | — | — | — | — | — | 5:14 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | |
Temp °C | 22 | 22 | 21 | 21 | 21 | 21 | 22 | 23 | 22 | 21 | 21 | 21 | 21 | 22 | 23 | 22 | 22 | 22 | 22 | 21 | 22 | 21 | 22 | 21 |
23 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 22 | 21 | 22 | 22 | 23 | 23 | 22 | 21 | 20 | 20 | 19 | 18 | 19 | 19 | 20 | 19 | |
Swell 1 Height (m) Direction Period (s) | S 10 | S 9 | S 9 | S 16 | S 16 | S 15 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | SSW 7 | SSW 9 | SSW 10 | SSW 10 | SSW 10 |
 kJ | 273 | 256 | 288 | 1004 | 1107 | 1258 | 1352 | 1443 | 1144 | 1001 | 862 | 613 | 488 | 403 | 400 | 268 | 253 | 196 | 152 | 261 | 586 | 784 | 627 | 602 |
Swell 2 Height (m) Direction Period (s) | SSE 18 | S 18 | S 17 | S 9 | S 8 | S 8 | S 8 | E 8 | E 8 | E 8 | E 8 | ESE 4 | ESE 4 | E 8 | E 8 | SE 6 | E 7 | E 7 | E 7 | S 11 | E 7 | ESE 7 | SE 7 | SE 7 |
| kJ | 112 | 390 | 700 | 262 | 163 | 169 | 93 | 5 | 5 | 5 | 5 | 3 | 3 | 10 | 10 | 10 | 10 | 4 | 4 | 87 | 4 | 5 | 2 | 2 |
Swell 3 Height (m) Direction Period (s) | S 14 | E 8 | E 8 | E 12 | S 10 | E 8 | SE 12 | SE 12 | SE 12 | E 8 | SE 12 | E 8 | E 8 | E 4 | E 4 | E 7 | SE 11 | SE 11 | SE 10 | E 7 | SE 7 | E 7 | E 7 | E 7 |
| kJ | 15 | 5 | 5 | 12 | 77 | 10 | 6 | 5 | 5 | 10 | 5 | 10 | 10 | 2 | 1 | 10 | 4 | 4 | 4 | 4 | 2 | 1 | 1 | 1 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | E 4 | E 4 | ENE 4 | ENE 4 | — | WSW 2 | SW 4 | SW 4 | SSW 5 | SSW 6 | — | SSW 9 | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | 12 | 13 | 12 | 9 | — | 2 | 13 | 28 | 69 | 115 | — | 1012 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 48 | 20 | 0 | 0 | 0 | 0 | 0 | 12 | 12 | 0 | 0 | 0 | 0 | 5 | 102 | 333 | 203 | 184 | 203 | 184 | 184 | 48 | 133 | 133 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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