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Surf Forecasts:
Itaipu surfForecast / Rio de Janeiro / Brazil
48hr Weather and Surf, issued 8 pm Wednesday 13 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
24.2° C
(Which is normal for this time of year)How big are the waves at Itaipu today?
The current surf forecast for Itaipu at 1AM is: 1.7m 12s primary swell from a South direction (forecast issued at 08:00pm May 13). An open ocean swell of 0.3m 9s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 May) | 5ft (1.6m) | 12s |
| Afternoon (14 May) | 5.5ft (1.7m) | 12s |
| Evening (14 May) | 6ft (1.9m) | 14s |
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 23°C on Thu afternoon, min 20°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wed 13 | Thursday 14 | Friday 15 | Saturday 16 | |||||||||||||||||||||
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 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | SSW 12 | SSW 11 | SSW 11 | |
1191 | 1012 | 860 | 738 | 726 | 714 | 710 | 760 | 1315 | 1463 | 1531 | 1401 | 1266 | 1245 | 1103 | 1070 | 1053 | 928 | 870 | 748 | 639 | 541 | 486 | 478 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | glassy | cross | cross | cross-off | glassy | cross-on | cross | cross-off | glassy | glassy | cross | cross-off | on | on | on | on | cross-on | cross-on | cross-on | glassy | glassy | cross-on | cross-on | |
High Tide | 1:29AM0.96m | 1:35PM1.04m | 2:04AM0.92m | 2:26PM1.08m | 2:17AM0.88m | |||||||||||||||||||
Low Tide | 6:14PM-0.05m | 6:34AM0.04m | 7:04PM-0.02m | 7:19AM-0.03m | 7:52PM0.03m | 8:03AM-0.09m | ||||||||||||||||||
 | |  | | |  | |  | | |  | | | | | | | | | | | | | | |
 | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:18 | — | — | — |
 | — | — | — | — | — | — | — | 5:19 | — | — | — | — | — | — | — | 5:17 | — | — | — | — | — | — | — | 5:17 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 22 | 22 | 21 | 21 | 20 | 21 | 22 | 23 | 23 | 22 | 22 | 22 | 21 | 22 | 22 | 22 | 22 | 23 | 22 | 21 | 22 | 22 | 22 | 23 |
23 | 24 | 23 | 23 | 21 | 23 | 23 | 24 | 25 | 25 | 25 | 24 | 23 | 24 | 23 | 21 | 23 | 25 | 24 | 24 | 26 | 25 | 24 | 25 | |
Swell 1 Height (m) Direction Period (s) | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | SSW 12 | SSW 11 | SSW 11 |
 kJ | 1191 | 1012 | 860 | 738 | 726 | 714 | 710 | 760 | 1315 | 1463 | 1531 | 1401 | 1266 | 1245 | 1103 | 1070 | 1053 | 928 | 870 | 748 | 639 | 541 | 486 | 478 |
Swell 2 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 7 |
| kJ | 14 | 13 | 13 | 6 | 13 | 12 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 11 | 11 | 11 | 10 | 10 | 5 | 5 | 4 | 4 | 1 | 1 |
Swell 3 Height (m) Direction Period (s) | SE 14 | SE 14 | SE 14 | SE 14 | SE 14 | SE 13 | SE 13 | SE 13 | SE 13 | ESE 13 | ESE 13 | ESE 14 | SE 14 | SE 14 | E 8 | SE 13 | SE 13 | E 8 | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 |
| kJ | 32 | 31 | 29 | 29 | 29 | 28 | 28 | 28 | 7 | 17 | 18 | 18 | 7 | 7 | 5 | 7 | 7 | 5 | 7 | 7 | 7 | 7 | 7 | 7 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | W 4 | W 4 | — | WSW 4 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 11 | 12 | — | 3 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 5 | 5 | 0 | 0 | 34 | 34 | 0 | 0 | 0 | 5 | 0 | 48 | 210 | 210 | 133 | 20 | 56 | 12 | 0 | 0 | 184 | 34 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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