Surf Forecasts:
How big are the waves at Itaipu today (16 Aug):
- Morning surf: Morning surf (16 Aug, local time) - 4.5ft (1.3m), 12s period with S swell.
- Afternoon surf: Afternoon surf (16 Aug, local time) - 3.5ft (1.1m), 11s period with S swell.
- Evening surf: Evening surf (16 Aug, local time) - 3.5ft (1.0m), 11s period with S swell.
The current surf forecast for Itaipu at 4PM is: 1.1m 11s primary swell from a South direction (forecast issued at 08:00am August 16). An open ocean swell of 0.2m 12s is not directed at the surf break, a second open ocean swell of 1.6m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Aug) | 4.5ft (1.3m) | 12s |
| Afternoon (16 Aug) | 3.5ft (1.1m) | 11s |
| Evening (16 Aug) | 3.5ft (1.0m) | 11s |
Table - waves today at Itaipu. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 26°C on Mon afternoon, min 18°C on Sun night). Winds decreasing (fresh winds from the E on Sun afternoon, light winds from the ESE by Tue morning). | ||||||||||||||||||||||
Sunday 16 | Monday 17 | Tuesday 18 | ||||||||||||||||||||
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 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | SSE 9 | S 9 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 472 | 449 | 363 | 295 | 240 | 240 | 235 | 191 | 231 | 188 | 184 | 184 | 146 | 138 | 104 | 74 | 73 | 50 | 49 | 47 | 29 | 16 |
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 | cross-off | off | off | off | off | cross-off | cross-off | cross-off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | off |
High Tide | 5:07AM0.93m | 6:25PM0.84m | 6:20AM0.96m | 6:50PM0.87m | 7:13AM0.98m | 7:08PM0.90m | ||||||||||||||||
Low Tide | 11:05AM0.09m | 11:22PM0.17m | 11:56AM0.11m | 00:15AM0.08m | 12:46PM0.11m | |||||||||||||||||
 |  |  | |  | | | | | | | | | | | | | | | | | | |
 | 6:16 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — |
 | — | — | — | 5:36 | — | — | — | — | — | — | — | 5:36 | — | — | — | — | — | — | — | 5:37 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 19 | 20 | 23 | 24 | 21 | 19 | 19 | 18 | 18 | 20 | 24 | 26 | 23 | 21 | 20 | 19 | 19 | 21 | 26 | 26 | 25 | 26 |
Feels °C | 18 | 19 | 21 | 21 | 18 | 17 | 18 | 18 | 18 | 21 | 24 | 24 | 21 | 20 | 20 | 18 | 18 | 21 | 27 | 25 | 24 | 27 |
Swell 1 Height (m) Direction Period (s) | S 12 | ESE 7 | S 11 | S 11 | S 11 | S 11 | S 11 | ESE 7 | ESE 7 | ESE 7 | S 11 | S 11 | S 11 | S 10 | ESE 7 | E 7 | E 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 |
| kJ | 472 | 151 | 363 | 295 | 240 | 240 | 235 | 197 | 163 | 139 | 184 | 184 | 146 | 138 | 171 | 120 | 100 | 84 | 86 | 69 | 69 | 108 |
Swell 2 Height (m) Direction Period (s) | ESE 7 | S 12 | ESE 13 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | S 11 | S 11 | S 11 | SE 11 | SE 11 | SE 11 | SE 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | SSE 9 | S 9 |
| kJ | 155 | 449 | 16 | 14 | 14 | 14 | 14 | 191 | 231 | 188 | 5 | 5 | 5 | 5 | 104 | 74 | 73 | 50 | 49 | 47 | 29 | 16 |
Swell 3 Height (m) Direction Period (s) | ESE 13 | ESE 13 | — | — | — | — | — | ESE 12 | ESE 12 | ESE 11 | — | — | — | — | — | — | — | — | — | — | — | SE 8 |
| kJ | 16 | 16 | — | — | — | — | — | 13 | 13 | 12 | — | — | — | — | — | — | — | — | — | — | — | 3 |
Wind waves Height (m) Direction Period (s) | ESE 7 | — | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | — | E 7 | E 7 | ESE 7 | ESE 7 | ESE 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | — | E 7 |
| kJ | 301 | — | 173 | 217 | 295 | 278 | 225 | — | 320 | 295 | 135 | 204 | 261 | 225 | 153 | 315 | 287 | 255 | 177 | 177 | — | 222 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 5 | 12 | 172 | 172 | 172 | 172 | 0 | 0 | 0 | 0 | 0 | 12 | 172 | 0 | 0 | 0 | 0 | 0 | 1 | 12 | 17 | 12 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||
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