Surf Forecasts:
How big are the waves at Itaipu today (19 Aug):
- Morning surf: Morning surf (19 Aug, local time) - 0.5ft (0.2m), 9s period with S swell.
- Afternoon surf: Afternoon surf (19 Aug, local time) - 0.5ft (0.1m), 13s period with SE swell.
- Evening surf: Evening surf (19 Aug, local time) - 0.5ft (0.1m), 13s period with SE swell.
The current surf forecast for Itaipu at 1PM is: 0.1m 13s primary swell from a Southeast direction and 0.2m 9s secondary swell from a South direction (forecast issued at 08:00am August 19). An open ocean swell of 0.6m 7s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Aug) | 0.5ft (0.2m) | 9s |
| Afternoon (19 Aug) | 0.5ft (0.1m) | 13s |
| Evening (19 Aug) | 0.5ft (0.1m) | 13s |
Table - waves today at Itaipu. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Fri night. Warm (max 29°C on Wed morning, min 19°C on Fri night). Winds increasing (calm on Wed morning, fresh winds from the SW by Fri morning). | ||||||||||||||||||||||
Wednesday 19 | Thursday 20 | Friday 21 | ||||||||||||||||||||
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 9 | S 9 | S 9 | SE 13 | SE 13 | SE 13 | SE 13 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | S 12 | S 11 | S 11 | SSW 10 | SSW 10 | SSW 10 | SSW 9 | SW 9 | SSW 9 | SW 6 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 5 | 11 | 23 | 21 | 36 | 33 | 32 | 29 | 120 | 34 | 109 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | glassy | cross-off | cross-off | cross-off | cross-off | glassy | off | glassy | cross-on | cross | cross-off | off | off | cross-off | cross-off | cross-off | on | on | on | on |
High Tide | 8:00AM0.99m | 7:24PM0.93m | 8:41AM0.99m | 7:49PM0.95m | 9:17AM0.98m | 8:19PM0.97m | ||||||||||||||||
Low Tide | 1:34PM0.11m | 1:54AM-0.06m | 2:21PM0.12m | 2:42AM-0.10m | 3:07PM0.12m | |||||||||||||||||
 |  | | | | | | | | | | | | | | | | | | |  |  | |
 | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — |
 | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:37 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 23 | 24 | 29 | 28 | 26 | 26 | 25 | 23 | 22 | 22 | 23 | 23 | 26 | 25 | 24 | 24 | 23 | 26 | 27 | 22 | 20 | 20 |
Feels °C | 21 | 23 | 29 | 26 | 25 | 26 | 26 | 24 | 22 | 23 | 23 | 23 | 25 | 25 | 23 | 22 | 21 | 24 | 22 | 19 | 17 | 17 |
Swell 1 Height (m) Direction Period (s) | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | ESE 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 |
| kJ | 49 | 49 | 37 | 36 | 36 | 25 | 26 | 37 | 36 | 36 | 36 | 36 | 36 | 62 | 83 | 89 | 86 | 74 | 60 | 48 | 34 | 21 |
Swell 2 Height (m) Direction Period (s) | S 9 | S 9 | S 9 | S 10 | SE 13 | SE 13 | SE 13 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | S 12 | S 11 | S 11 | SSW 10 | SSW 10 | SSW 10 | SSW 9 | S 15 | SSW 9 | SSW 9 |
| kJ | 7 | 7 | 6 | 2 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 5 | 11 | 23 | 21 | 36 | 33 | 32 | 29 | 5 | 26 | 25 |
Swell 3 Height (m) Direction Period (s) | SSE 9 | SE 8 | SE 13 | SE 13 | S 10 | S 10 | SE 8 | S 10 | S 10 | S 10 | S 10 | S 12 | SE 12 | SE 11 | SE 11 | SE 11 | S 17 | S 16 | S 16 | — | S 15 | S 15 |
| kJ | 7 | 3 | 7 | 7 | 2 | 2 | 3 | 2 | 2 | 2 | 2 | 3 | 5 | 5 | 5 | 5 | 6 | 5 | 5 | — | 4 | 4 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | E 3 | E 7 | — | — | — | — | — | E 7 | E 7 | — | E 7 | E 7 | — | — | WSW 5 | SW 9 | SW 4 | SW 6 |
| kJ | — | — | — | — | 3 | 80 | — | — | — | — | — | 77 | 93 | — | 217 | 230 | — | — | 3 | 120 | 34 | 109 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 17 | 17 | 23 | 90 | 17 | 34 | 34 | 23 | 23 | 23 | 44 | 34 | 17 | 17 | 12 | 1 | 17 | 17 | 738 | 107 | 726 | 210 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||
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