Surf Forecasts:
How big are the waves at Itaipu today (17 Aug):
- Morning surf: Morning surf (17 Aug, local time) - 3ft (0.9m), 11s period with S swell.
- Afternoon surf: Afternoon surf (17 Aug, local time) - 3ft (0.9m), 11s period with S swell.
- Evening surf: Evening surf (17 Aug, local time) - 2.5ft (0.7m), 10s period with S swell.
The current surf forecast for Itaipu at 9AM is: 0.9m 11s primary swell from a South direction (forecast issued at 02:00am August 17). An open ocean swell of 1.2m 7s is not directed at the surf break, a second open ocean swell of 1.7m 7s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Aug) | 3ft (0.9m) | 11s |
| Afternoon (17 Aug) | 3ft (0.9m) | 11s |
| Evening (17 Aug) | 2.5ft (0.7m) | 10s |
Table - waves today at Itaipu. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°C on Mon afternoon, min 19°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 17 | Tuesday 18 | Wednesday 19 | ||||||||||||||||||||||
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 | 6 PM | 9 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | 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 | SSE 10 | SSE 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 10 | S 10 | SE 13 | SE 13 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 235 | 191 | 188 | 188 | 184 | 184 | 143 | 108 | 104 | 75 | 74 | 50 | 49 | 31 | 29 | 16 | 15 | 15 | 7 | 7 | 7 | 2 | 7 | 7 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | cross-off | cross-off | cross-off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off |
High Tide | 6:20AM0.96m | 6:50PM0.87m | 7:13AM0.98m | 7:08PM0.90m | 8:00AM0.99m | 7:24PM0.93m | ||||||||||||||||||
Low Tide | 11:22PM0.17m | 11:56AM0.11m | 00:15AM0.08m | 12:46PM0.11m | 1:06AM-0.00m | 1:34PM0.11m | ||||||||||||||||||
 | | |  | | | | | | | | | | | | | | | | | | | | | |
 | — | — | 6:16 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — |
 | — | — | — | — | — | 5:36 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:37 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 19 | 18 | 19 | 20 | 24 | 27 | 24 | 21 | 20 | 19 | 19 | 21 | 26 | 26 | 26 | 26 | 24 | 23 | 23 | 24 | 26 | 26 | 26 | 25 |
Feels °C | 18 | 18 | 20 | 20 | 23 | 25 | 22 | 20 | 20 | 19 | 18 | 21 | 27 | 25 | 25 | 27 | 25 | 23 | 22 | 24 | 25 | 25 | 26 | 25 |
Swell 1 Height (m) Direction Period (s) | 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 | E 7 | E 7 | E 7 | ESE 7 | ESE 7 | E 7 | ESE 7 | ESE 7 | ESE 7 |
| kJ | 235 | 225 | 158 | 132 | 184 | 184 | 143 | 108 | 203 | 146 | 103 | 82 | 65 | 67 | 65 | 100 | 124 | 103 | 69 | 69 | 52 | 54 | 41 | 43 |
Swell 2 Height (m) Direction Period (s) | ESE 12 | S 11 | S 11 | S 11 | ESE 11 | SE 11 | SE 11 | E 11 | S 10 | S 10 | S 10 | S 10 | S 10 | SSE 10 | SSE 9 | S 9 | S 9 | S 9 | S 9 | S 9 | S 10 | S 10 | SE 13 | SE 13 |
| kJ | 14 | 191 | 188 | 188 | 12 | 5 | 5 | 2 | 104 | 75 | 74 | 50 | 49 | 31 | 29 | 16 | 15 | 15 | 7 | 7 | 7 | 2 | 7 | 7 |
Swell 3 Height (m) Direction Period (s) | — | ESE 12 | ESE 12 | ESE 11 | — | — | — | — | — | — | — | — | — | — | — | SE 8 | S 11 | SSE 8 | SSE 9 | SE 8 | SE 8 | SE 8 | S 10 | S 10 |
| kJ | — | 13 | 13 | 12 | — | — | — | — | — | — | — | — | — | — | — | 3 | 10 | 7 | 7 | 3 | 3 | 2 | 2 | 2 |
Wind waves Height (m) Direction Period (s) | ESE 7 | E 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 | — | — | — | — | — | E 7 | E 7 |
| kJ | 254 | 220 | 320 | 278 | 102 | 166 | 225 | 262 | 178 | 324 | 261 | 220 | — | 146 | — | 216 | 290 | — | — | — | — | — | 104 | 87 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 12 | 172 | 0 | 0 | 0 | 0 | 0 | 1 | 12 | 17 | 12 | 12 | 17 | 17 | 17 | 44 | 34 | 34 | 17 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
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