Surf Forecasts:
How big are the waves at Itaipu today (12 Sep):
- Morning surf: Morning surf (12 Sep, local time) - 2.5ft (0.7m), 12s period with S swell.
- Afternoon surf: Afternoon surf (12 Sep, local time) - 2ft (0.6m), 11s period with S swell.
- Evening surf: Evening surf (12 Sep, local time) - 1.5ft (0.5m), 11s period with S swell.
The current surf forecast for Itaipu at 3PM is: 0.6m 11s primary swell from a South direction and 0.4m 5s secondary swell from a Southwest direction (forecast issued at 08:00am September 12). The wind direction is predicted to be onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Sep) | 2.5ft (0.7m) | 12s |
| Afternoon (12 Sep) | 2ft (0.6m) | 11s |
| Evening (12 Sep) | 1.5ft (0.5m) | 11s |
Table - waves today at Itaipu. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 39mm), heaviest during Mon night. Warm (max 26°C on Sat morning, min 19°C on Sun afternoon). Mainly fresh winds. | ||||||||||||||||||||||
Saturday 12 | Sunday 13 | Monday 14 | ||||||||||||||||||||
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 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | SSW 6 | SSW 6 | SSW 7 | S 7 | S 8 | S 8 | S 8 | SSE 8 | S 8 | S 8 | S 8 | S 8 | SSE 8 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 177 | 134 | 125 | 86 | 85 | 59 | 56 | 35 | 33 | 47 | 60 | 128 | 152 | 223 | 219 | 201 | 173 | 114 | 125 | 165 | 165 | 212 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | on | glassy | cross-on | on | cross-on | cross-on | cross-on | cross-off | cross | cross | cross | cross-off | cross-off | cross-off | glassy | off | off | glassy | on |
High Tide | 4:26PM0.84m | 4:13AM0.96m | 4:54PM0.85m | 5:06AM0.99m | 5:12PM0.86m | |||||||||||||||||
Low Tide | 8:57AM0.06m | 9:11PM0.17m | 9:47AM0.08m | 10:02PM0.09m | 10:35AM0.11m | |||||||||||||||||
 |  | | |  |  | |  | | | |  | | | | | | | | | | | |
 | 5:52 | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — |
 | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — |
mm | 1 | — | — | — | — | — | — | 1 | 1 | 2 | 1 | — | 1 | 4 | 1 | 3 | 4 | — | 2 | 1 | — | — |
Temp °C | 21 | 23 | 26 | 25 | 25 | 22 | 21 | 21 | 20 | 20 | 20 | 20 | 19 | 19 | 19 | 19 | 19 | 19 | 20 | 20 | 21 | 21 |
Feels °C | 18 | 24 | 25 | 25 | 26 | 22 | 23 | 23 | 21 | 21 | 21 | 20 | 18 | 19 | 19 | 20 | 20 | 21 | 22 | 21 | 24 | 22 |
Swell 1 Height (m) Direction Period (s) | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | SSW 5 | SSW 6 | SSW 7 | S 7 | S 8 | S 8 | S 8 | SSE 8 | S 8 | S 8 | S 8 | S 8 | SSE 8 |
| kJ | 177 | 134 | 125 | 86 | 85 | 59 | 56 | 35 | 33 | 15 | 60 | 128 | 152 | 223 | 219 | 201 | 173 | 114 | 125 | 165 | 165 | 212 |
Swell 2 Height (m) Direction Period (s) | E 7 | E 8 | E 8 | SW 5 | SW 5 | SW 5 | SW 4 | SW 4 | ESE 8 | S 10 | ESE 9 | ESE 9 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 5 | ESE 5 | ESE 5 | S 12 | S 12 |
| kJ | 28 | 30 | 31 | 8 | 9 | 8 | 5 | 4 | 13 | 31 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 22 | 20 | 21 | 72 | 102 |
Swell 3 Height (m) Direction Period (s) | SE 11 | SE 12 | SE 12 | E 8 | E 8 | E 8 | E 8 | E 8 | S 6 | ESE 8 | S 10 | S 9 | SSW 10 | S 15 | S 14 | S 14 | S 14 | ESE 8 | S 13 | S 13 | ESE 8 | ESE 8 |
| kJ | 5 | 5 | 5 | 19 | 11 | 11 | 11 | 11 | 1 | 24 | 28 | 28 | 33 | 5 | 4 | 16 | 35 | 24 | 55 | 83 | 22 | 22 |
Wind waves Height (m) Direction Period (s) | WSW 3 | WSW 4 | SW 4 | — | — | — | SW 4 | — | SSW 4 | SSW 6 | — | — | — | — | ESE 8 | — | ESE 5 | E 5 | — | E 6 | ESE 6 | — |
| kJ | 9 | 11 | 9 | — | — | — | 9 | — | 8 | 47 | — | — | — | — | 160 | — | 37 | 40 | — | 48 | 25 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 122 | 5 | 48 | 43 | 0 | 102 | 24 | 44 | 108 | 110 | 0 | 34 | 274 | 56 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 55 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||
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