Surf Forecasts:
How big are the waves at Itaipu today (17 Oct):
- Morning surf: Morning surf (17 Oct, local time) - 2.5ft (0.8m), 8s period with SE swell.
- Afternoon surf: Afternoon surf (17 Oct, local time) - 2.5ft (0.8m), 9s period with SE swell.
- Evening surf: Evening surf (17 Oct, local time) - 2.5ft (0.8m), 9s period with SE swell.
The current surf forecast for Itaipu at 5AM is: 1.1m 8s primary swell from a South-southeast direction and 0.8m 5s secondary swell from a South direction (forecast issued at 08:00pm October 16). The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Oct) | 2.5ft (0.8m) | 8s |
| Afternoon (17 Oct) | 2.5ft (0.8m) | 9s |
| Evening (17 Oct) | 2.5ft (0.8m) | 9s |
Table - waves today at Itaipu. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 24mm), heaviest during Fri night. Warm (max 22°C on Fri night, min 19°C on Fri night). Wind will be generally light. | ||||||||||||||||||
Fri 16 | Saturday 17 | Sunday 18 | ||||||||||||||||
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) | SE 8 | SSE 8 | SSE 8 | SE 8 | SSE 8 | SE 8 | SE 8 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | S 8 | S 11 | S 11 | S 10 | S 13 |
Wave Graph  | ||||||||||||||||||
 kJ | 80 | 117 | 114 | 78 | 165 | 95 | 102 | 107 | 99 | 97 | 97 | 79 | 64 | 68 | 257 | 272 | 192 | 168 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | glassy | glassy | glassy | glassy | glassy | cross | cross-on | cross-on | cross-on | on | glassy |
High Tide | 4:39PM0.94m | 5:51AM0.87m | 5:21PM0.85m | 7:07AM0.78m | 12:00PM0.78m | 6:32PM0.77m | ||||||||||||
Low Tide | 10:49PM0.34m | 10:04AM0.67m | 1:34AM0.45m | 9:30AM0.74m | 3:25PM0.68m | |||||||||||||
 |  |  | |  | |  | |  |  |  | |  |  | | | | | |
 | — | — | — | 5:30 | — | — | — | — | — | — | — | 5:30 | — | — | — | — | — | — |
 | 6:09 | — | — | — | — | — | — | — | 6:10 | — | — | — | — | — | — | — | 6:10 | — |
mm | 3 | 3 | 7 | 10 | 1 | 1 | — | — | — | — | — | — | — | 1 | 1 | — | — | — |
Temp °C | 22 | 22 | 21 | 20 | 19 | 20 | 20 | 20 | 20 | 20 | 20 | 19 | 19 | 20 | 20 | 20 | 19 | 19 |
Feels °C | 25 | 25 | 22 | 20 | 19 | 21 | 22 | 22 | 22 | 22 | 22 | 21 | 19 | 19 | 18 | 19 | 18 | 19 |
Swell 1 Height (m) Direction Period (s) | SE 8 | SSE 8 | SSE 8 | SE 8 | SSE 8 | SE 8 | SE 8 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | S 8 | SE 9 | S 11 | S 10 | S 10 |
| kJ | 80 | 117 | 114 | 78 | 165 | 95 | 102 | 107 | 99 | 97 | 97 | 79 | 64 | 68 | 67 | 272 | 192 | 146 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | S 6 | S 6 | S 7 | S 8 | S 8 | S 8 | S 8 | S 8 | SE 9 | SE 11 | SE 11 | SE 11 | S 13 |
| kJ | — | — | — | — | — | 36 | 41 | 50 | 54 | 57 | 44 | 44 | 45 | 65 | 33 | 114 | 110 | 168 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | S 16 | S 15 | S 15 | SSE 11 | SSE 13 | SE 11 | SE 11 | — | — | SE 10 |
| kJ | — | — | — | — | — | — | — | — | 5 | 4 | 4 | 12 | 17 | 20 | 45 | — | — | 82 |
Wind waves Height (m) Direction Period (s) | S 3 | SSW 4 | — | S 5 | S 5 | — | — | — | — | — | — | — | — | SW 3 | S 11 | — | — | — |
| kJ | 2 | 7 | — | 28 | 37 | — | — | — | — | — | — | — | — | 2 | 257 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 12 | 52 | 68 | 136 | 12 | 12 | 4 | 0 | 0 | 0 | 0 | 0 | 12 | 20 | 27 | 113 | 152 | 0 |
Best forecast wave conditions in São Paulo | ||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||
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