Surf Forecasts:
How big are the waves at Itaipu today (10 Sep):
- Morning surf: Morning surf (10 Sep, local time) - 3.5ft (1.1m), 12s period with S swell.
- Afternoon surf: Afternoon surf (10 Sep, local time) - 3.5ft (1.1m), 12s period with S swell.
- Evening surf: Evening surf (10 Sep, local time) - 3.5ft (1.1m), 13s period with S swell.
The current surf forecast for Itaipu at 4PM is: 1.1m 12s primary swell from a South direction (forecast issued at 08:00am September 10). An open ocean swell of 0.6m 7s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Sep) | 3.5ft (1.1m) | 12s |
| Afternoon (10 Sep) | 3.5ft (1.1m) | 12s |
| Evening (10 Sep) | 3.5ft (1.1m) | 13s |
Table - waves today at Itaipu. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 46mm), heaviest during Thu night. Warm (max 28°C on Fri night, min 19°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||
Thursday 10 | Friday 11 | Saturday 12 | ||||||||||||||||||||
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 12 | S 12 | S 13 | S 13 | S 16 | S 15 | S 15 | S 14 | S 14 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 301 | 347 | 347 | 359 | 395 | 395 | 406 | 453 | 706 | 577 | 518 | 417 | 404 | 305 | 235 | 180 | 177 | 134 | 96 | 88 | 85 | 59 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | glassy | cross-on | cross-on | off | cross-off | cross-off | glassy | cross | cross-off | cross-off | off | cross-off | cross-off | on | glassy | cross-on | on | cross-on | on |
High Tide | 3:06PM0.84m | 00:21AM0.94m | 3:50PM0.83m | 2:38AM0.94m | 4:26PM0.84m | |||||||||||||||||
Low Tide | 7:13AM-0.01m | 7:29PM0.29m | 8:05AM0.02m | 8:20PM0.24m | 8:57AM0.06m | |||||||||||||||||
 |  |  | |  |  | | |  |  | | |  | | | | | | | |  | | |
 | 5:54 | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — |
 | — | — | — | 5:44 | — | — | — | — | — | — | — | 5:44 | — | — | — | — | — | — | — | 5:45 | — | — |
mm | — | — | 1 | — | 2 | 23 | 13 | 2 | 1 | — | — | — | — | — | — | — | 1 | — | — | — | — | 1 |
Temp °C | 23 | 24 | 24 | 26 | 22 | 20 | 19 | 20 | 21 | 22 | 23 | 25 | 25 | 28 | 27 | 26 | 21 | 23 | 25 | 23 | 20 | 20 |
Feels °C | 24 | 26 | 27 | 29 | 24 | 19 | 19 | 22 | 24 | 25 | 25 | 26 | 27 | 31 | 28 | 27 | 21 | 26 | 26 | 23 | 18 | 20 |
Swell 1 Height (m) Direction Period (s) | S 12 | S 12 | S 12 | S 12 | S 13 | S 13 | S 16 | S 15 | S 15 | S 14 | S 14 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 |
| kJ | 301 | 347 | 347 | 359 | 395 | 395 | 406 | 453 | 706 | 577 | 518 | 417 | 404 | 305 | 235 | 180 | 177 | 134 | 96 | 88 | 85 | 59 |
Swell 2 Height (m) Direction Period (s) | E 7 | E 7 | E 7 | E 7 | ESE 8 | S 17 | S 12 | S 12 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ESE 8 | E 8 | E 8 |
| kJ | 48 | 49 | 51 | 39 | 44 | 140 | 224 | 177 | 29 | 29 | 30 | 30 | 43 | 45 | 44 | 43 | 43 | 33 | 33 | 22 | 21 | 12 |
Swell 3 Height (m) Direction Period (s) | SE 13 | SE 13 | SE 13 | SE 13 | S 17 | E 8 | ESE 8 | ESE 8 | SE 13 | SE 13 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | ESE 12 | SE 11 | ESE 11 | SE 11 | SE 11 | SE 11 | ESE 11 |
| kJ | 7 | 7 | 7 | 7 | 142 | 29 | 45 | 44 | 7 | 6 | 6 | 6 | 6 | 6 | 5 | 13 | 5 | 12 | 5 | 5 | 5 | 12 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | SE 3 | — | — | — | — | — | E 8 | E 8 | E 8 | — | — | N 2 | W 2 | WSW 3 | SW 4 | SW 4 | SSW 5 |
| kJ | — | — | — | — | — | 2 | — | — | — | — | — | 94 | 120 | 124 | — | — | 1 | 1 | 10 | 16 | 26 | 54 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 34 | 114 | 0 | 0 | 0 | 0 | 34 | 12 | 5 | 0 | 0 | 0 | 43 | 0 | 102 | 102 | 210 | 102 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||
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