Surf Forecasts:
How big are the waves at Itaipu today (20 Jul):
- Morning surf: Morning surf (20 Jul, local time) - 0.5ft (0.2m), 13s period with S swell.
- Afternoon surf: Afternoon surf (20 Jul, local time) - 0.5ft (0.2m), 12s period with S swell.
- Evening surf: Evening surf (20 Jul, local time) - 0.5ft (0.2m), 12s period with S swell.
The current surf forecast for Itaipu at 11AM is: 0.2m 13s primary swell from a South direction (forecast issued at 08:00am July 20). An open ocean swell of 0.8m 8s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Jul) | 0.5ft (0.2m) | 13s |
| Afternoon (20 Jul) | 0.5ft (0.2m) | 12s |
| Evening (20 Jul) | 0.5ft (0.2m) | 12s |
Table - waves today at Itaipu. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 30°C on Wed morning, min 21°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||
Monday 20 | Tuesday 21 | Wednesday 22 | ||||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | S 13 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 9 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 31 | 14 | 12 | 11 | 11 | 11 | 12 | 13 | 12 | 11 | 11 | 10 | 9 | 9 | 9 | 9 | 9 | 11 | 20 | 19 | 18 | 17 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | cross-off | cross-off | glassy | cross-off | cross-off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off |
High Tide | 7:34AM0.93m | 8:22PM0.88m | 8:37AM0.96m | 8:48PM0.91m | 9:28AM0.98m | |||||||||||||||||
Low Tide | 1:18PM0.10m | 1:39AM0.11m | 2:09PM0.10m | 2:31AM0.02m | 2:57PM0.10m | |||||||||||||||||
 |  | | | | | | | | | | | | | | | | | | | | | |
 | 6:31 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — |
 | — | — | — | 5:24 | — | — | — | — | — | — | — | 5:25 | — | — | — | — | — | — | — | 5:25 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 21 | 22 | 26 | 26 | 26 | 25 | 23 | 22 | 21 | 22 | 27 | 27 | 26 | 26 | 24 | 23 | 22 | 23 | 30 | 30 | 27 | 27 |
Feels °C | 20 | 21 | 26 | 24 | 25 | 24 | 21 | 20 | 19 | 21 | 27 | 25 | 25 | 25 | 23 | 21 | 20 | 21 | 29 | 29 | 26 | 27 |
Swell 1 Height (m) Direction Period (s) | ESE 8 | ESE 8 | ESE 8 | ESE 7 | ESE 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ESE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
| kJ | 94 | 75 | 75 | 57 | 57 | 112 | 142 | 115 | 72 | 74 | 76 | 60 | 60 | 101 | 153 | 98 | 78 | 80 | 61 | 45 | 45 | 63 |
Swell 2 Height (m) Direction Period (s) | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | S 13 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SSW 9 |
| kJ | 31 | 14 | 12 | 11 | 11 | 11 | 12 | 13 | 12 | 11 | 11 | 10 | 9 | 9 | 9 | 9 | 9 | 11 | 20 | 19 | 18 | 17 |
Swell 3 Height (m) Direction Period (s) | — | — | — | S 15 | S 15 | S 15 | — | — | — | — | — | — | — | — | S 13 | S 13 | — | — | S 15 | S 15 | S 15 | S 14 |
| kJ | — | — | — | 4 | 4 | 4 | — | — | — | — | — | — | — | — | 3 | 3 | — | — | 4 | 4 | 4 | 4 |
Wind waves Height (m) Direction Period (s) | — | — | — | E 8 | E 7 | E 7 | E 8 | — | — | — | — | E 8 | E 8 | E 8 | E 8 | — | — | — | — | E 8 | E 8 | E 8 |
| kJ | — | — | — | 133 | 181 | 275 | 367 | — | — | — | — | 176 | 207 | 387 | 355 | — | — | — | — | 153 | 153 | 217 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 12 | 12 | 17 | 17 | 17 | 12 | 12 | 12 | 12 | 17 | 17 | 17 | 17 | 12 | 12 | 12 | 12 | 17 | 17 | 17 | 17 | 12 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||
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