Surf Forecasts:
How big are the waves at Itaipu today (11 Sep):
- Morning surf: Morning surf (11 Sep, local time) - 2.5ft (0.7m), 13s period with S swell.
- Afternoon surf: Afternoon surf (11 Sep, local time) - 2ft (0.6m), 13s period with S swell.
- Evening surf: Evening surf (11 Sep, local time) - 1.5ft (0.5m), 12s period with S swell.
The current surf forecast for Itaipu at 5AM is: 0.7m 14s primary swell from a South direction and 0.4m 7s secondary swell from a East-southeast direction, 0.6m 4s secondary swell from a East direction (forecast issued at 08:00pm September 10). The wind direction is predicted to be glassy.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Sep) | 2.5ft (0.7m) | 13s |
| Afternoon (11 Sep) | 2ft (0.6m) | 13s |
| Evening (11 Sep) | 1.5ft (0.5m) | 12s |
Table - waves today at Itaipu. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 54mm), heaviest during Sun morning. Warm (max 27°C on Fri night, min 18°C on Sat night). Winds increasing (calm on Thu night, strong winds from the SW by Fri night). | ||||||||||||||||||
Thu 10 | Friday 11 | Saturday 12 | ||||||||||||||||
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 16 | SSE 15 | S 15 | S 14 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 5 | S 6 | S 8 |
Wave Graph  | ||||||||||||||||||
 kJ | 115 | 129 | 304 | 209 | 192 | 176 | 168 | 115 | 108 | 73 | 71 | 43 | 41 | 38 | 82 | 43 | 71 | 146 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | glassy | cross | glassy | glassy | cross-on | cross-on | cross | cross-off | cross-on | glassy | off | cross | cross-on | cross-on | cross-on | cross-on |
High Tide | 2:13AM1.29m | 2:52PM1.20m | 2:43AM1.33m | 3:11PM1.18m | ||||||||||||||
Low Tide | 8:43PM0.29m | 8:59AM-0.03m | 9:03PM0.25m | 9:25AM0.03m | ||||||||||||||
 |  |  | |  |  |  |  |  | | | | | |  | | |  | |
 | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — |
 | — | — | — | — | — | — | — | 5:57 | — | — | — | — | — | — | — | 5:58 | — | — |
mm | 1 | — | — | — | 1 | 1 | — | — | — | — | — | 3 | 1 | 2 | 1 | 1 | 2 | 6 |
Temp °C | 22 | 23 | 22 | 21 | 20 | 22 | 24 | 26 | 25 | 27 | 21 | 21 | 22 | 24 | 21 | 19 | 19 | 19 |
Feels °C | 23 | 25 | 25 | 23 | 23 | 25 | 25 | 27 | 27 | 29 | 17 | 24 | 24 | 27 | 22 | 20 | 20 | 19 |
Swell 1 Height (m) Direction Period (s) | S 13 | S 12 | SSE 15 | S 15 | S 14 | S 13 | S 13 | S 13 | S 12 | E 4 | E 4 | E 5 | ESE 5 | ESE 5 | ESE 5 | ESE 8 | S 6 | S 8 |
| kJ | 115 | 112 | 304 | 209 | 192 | 176 | 168 | 115 | 108 | 14 | 10 | 11 | 8 | 8 | 4 | 6 | 71 | 146 |
Swell 2 Height (m) Direction Period (s) | E 7 | E 7 | ESE 7 | ESE 7 | ESE 8 | ESE 8 | SE 13 | SE 13 | ESE 7 | S 12 | S 12 | S 12 | S 11 | S 11 | ESE 8 | SE 11 | S 9 | ESE 8 |
| kJ | 28 | 28 | 18 | 21 | 22 | 22 | 7 | 7 | 5 | 73 | 71 | 43 | 41 | 38 | 6 | 5 | 16 | 12 |
Swell 3 Height (m) Direction Period (s) | SSE 16 | S 16 | SE 14 | SE 13 | SE 13 | SE 13 | — | — | SE 13 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | SSW 3 | SE 12 | — | ESE 8 | SE 11 |
| kJ | 90 | 129 | 8 | 7 | 7 | 7 | — | — | 6 | 6 | 6 | 6 | 6 | 1 | 5 | — | 6 | 5 |
Wind waves Height (m) Direction Period (s) | N 2 | NNE 3 | — | E 8 | E 4 | — | ESE 8 | ESE 4 | E 4 | E 5 | E 5 | — | SW 2 | SW 3 | S 11 | S 5 | — | — |
| kJ | 1 | 2 | — | 89 | 12 | — | 32 | 13 | 17 | 28 | 22 | — | 1 | 3 | 82 | 43 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 4 | 0 | 0 | 6 | 6 | 5 | 0 | 29 | 7 | 7 | 13 | 113 | 152 | 152 | 152 |
Best forecast wave conditions in São Paulo | ||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||
Header Global | ||||||||||||||||||
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