Surf Forecasts:
How big are the waves at Itaipu today (12 Sep):
- Morning surf: Morning surf (12 Sep, local time) - 1.5ft (0.4m), 11s period with S swell.
- Afternoon surf: Afternoon surf (12 Sep, local time) - 1ft (0.3m), 11s period with S swell.
- Evening surf: Evening surf (12 Sep, local time) - 1.5ft (0.4m), 8s period with ESE swell.
The current surf forecast for Itaipu at 3AM is: 0.4m 12s primary swell from a South direction and 0.3m 5s secondary swell from a East direction, 0.7m 4s secondary swell from a Southwest direction (forecast issued at 08:00pm September 11). The wind direction is predicted to be offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Sep) | 1.5ft (0.4m) | 11s |
| Afternoon (12 Sep) | 1ft (0.3m) | 11s |
| Evening (12 Sep) | 1.5ft (0.4m) | 8s |
Table - waves today at Itaipu. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 49mm), heaviest during Sat night. Warm (max 29°C on Fri night, min 18°C on Sat night). Mainly fresh winds. | ||||||||||||||||||
Fri 11 | Saturday 12 | Sunday 13 | ||||||||||||||||
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 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 7 | SSE 7 | S 7 | SSE 7 | SSE 8 | SSE 8 | S 7 | S 6 |
Wave Graph  | ||||||||||||||||||
 kJ | 108 | 73 | 71 | 43 | 41 | 38 | 21 | 21 | 21 | 20 | 107 | 77 | 134 | 164 | 151 | 204 | 70 | 66 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-on | off | off | cross-off | cross-on | cross-on | on | cross-on | cross-on | on | on | on | on | on | cross-on | cross-on |
High Tide | 2:43AM1.33m | 3:11PM1.18m | 3:13AM1.33m | 3:31PM1.16m | ||||||||||||||
Low Tide | 9:03PM0.25m | 9:25AM0.03m | 9:21PM0.21m | 9:48AM0.13m | ||||||||||||||
 | |  |  | |  |  |  | | | | | | | | | | | |
 | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — |
 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — |
mm | — | — | 2 | 2 | 1 | 1 | — | 1 | 3 | 1 | 1 | 3 | 5 | 4 | 3 | 4 | 2 | 2 |
Temp °C | 29 | 29 | 21 | 21 | 22 | 25 | 22 | 21 | 19 | 19 | 19 | 19 | 18 | 19 | 19 | 19 | 19 | 19 |
Feels °C | 32 | 31 | 18 | 23 | 23 | 27 | 24 | 22 | 20 | 20 | 20 | 20 | 18 | 20 | 19 | 19 | 18 | 19 |
Swell 1 Height (m) Direction Period (s) | S 12 | S 12 | S 12 | S 12 | SSW 4 | S 11 | S 11 | ESE 8 | S 4 | S 5 | S 6 | ESE 8 | ESE 8 | SSE 7 | ESE 8 | SSE 8 | S 7 | S 6 |
| kJ | 108 | 73 | 71 | 43 | 6 | 38 | 21 | 11 | 4 | 12 | 29 | 12 | 6 | 164 | 6 | 128 | 70 | 66 |
Swell 2 Height (m) Direction Period (s) | ESE 4 | E 5 | ESE 5 | E 5 | S 11 | SSW 4 | S 4 | S 11 | ESE 8 | ESE 8 | ESE 8 | SE 12 | SE 12 | ESE 8 | SE 11 | ESE 8 | SE 8 | SSE 10 |
| kJ | 6 | 11 | 8 | 4 | 41 | 5 | 3 | 21 | 11 | 20 | 13 | 5 | 5 | 6 | 5 | 6 | 3 | 9 |
Swell 3 Height (m) Direction Period (s) | ESE 7 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | S 7 | S 11 | S 11 | S 10 | — | — | — | — | SE 11 | S 16 | S 16 |
| kJ | 5 | 6 | 6 | 6 | 11 | 6 | 6 | 1 | 21 | 20 | 16 | — | — | — | — | 5 | 5 | 5 |
Wind waves Height (m) Direction Period (s) | E 5 | — | — | SW 4 | — | — | SSE 4 | S 4 | — | — | S 7 | SSE 7 | S 7 | — | SSE 8 | SSE 8 | SE 5 | ESE 5 |
| kJ | 22 | — | — | 13 | — | — | 1 | 3 | — | — | 107 | 77 | 134 | — | 151 | 204 | 25 | 31 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 0 | 7 | 57 | 7 | 7 | 13 | 113 | 113 | 460 | 10 | 10 | 10 | 10 | 73 | 10 | 73 | 73 | 73 |
Best forecast wave conditions in São Paulo | ||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||
Header Global | ||||||||||||||||||
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