Surf Forecasts:
How big are the waves at Itaipu today (13 Sep):
- Afternoon surf: Afternoon surf (13 Sep, local time) - 3.5ft (1.0m), 7s period with SSW swell.
- Evening surf: Evening surf (13 Sep, local time) - 4.5ft (1.3m), 8s period with S swell.
The current surf forecast for Itaipu at 10PM is: 1.3m 8s primary swell from a South direction (forecast issued at 02:00pm September 13). An open ocean swell of 0.4m 8s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Sep) | - | - |
| Afternoon (13 Sep) | 3.5ft (1.0m) | 7s |
| Evening (13 Sep) | 4.5ft (1.3m) | 8s |
Table - waves today at Itaipu. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 53mm), heaviest during Tue night. Warm (max 20°C on Sun afternoon, min 18°C on Sun night). Wind will be generally light. | ||||||||||||||||||||
Sun 13 | Monday 14 | Tuesday 15 | ||||||||||||||||||
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) | SSW 6 | SSW 7 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | SSE 9 | SSE 9 | SSE 8 | SSE 8 | SE 8 | S 11 | S 11 | S 10 | S 10 | S 10 | S 9 |
Wave Graph  | ||||||||||||||||||||
 kJ | 52 | 114 | 186 | 224 | 217 | 167 | 137 | 135 | 153 | 193 | 199 | 181 | 153 | 129 | 151 | 188 | 171 | 125 | 151 | 180 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross | cross-off | cross-off | cross-off | cross-off | cross-off | glassy | off | cross-off | off | glassy | off | cross-on | on | on | on | on | on |
High Tide | 4:54PM0.85m | 5:06AM0.99m | 5:12PM0.86m | 5:52AM1.00m | 5:20PM0.89m | |||||||||||||||
Low Tide | 9:47AM0.08m | 10:02PM0.09m | 10:35AM0.11m | 10:51PM0.02m | 11:23AM0.12m | |||||||||||||||
 |  |  | | | | | | | | | |  | |  | | | | | | |
 | — | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — |
 | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — |
mm | 1 | — | 1 | 1 | 1 | 1 | 1 | — | 3 | 4 | 2 | 3 | 7 | 2 | — | — | 1 | 1 | 2 | 3 |
Temp °C | 20 | 20 | 19 | 19 | 18 | 18 | 18 | 18 | 19 | 19 | 19 | 19 | 18 | 18 | 19 | 20 | 19 | 19 | 19 | 19 |
Feels °C | 20 | 20 | 17 | 18 | 17 | 17 | 18 | 19 | 21 | 20 | 21 | 21 | 20 | 16 | 20 | 20 | 18 | 18 | 19 | 20 |
Swell 1 Height (m) Direction Period (s) | SSW 6 | SSW 7 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | SSE 9 | SSE 9 | SSE 8 | SSE 8 | SE 8 | SE 7 | SE 7 | S 10 | S 10 | S 10 | S 9 |
| kJ | 52 | 114 | 186 | 224 | 217 | 167 | 137 | 135 | 153 | 193 | 199 | 181 | 153 | 129 | 79 | 86 | 171 | 125 | 151 | 180 |
Swell 2 Height (m) Direction Period (s) | ESE 9 | ESE 9 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | S 13 | S 13 | S 12 | S 12 | S 12 | SSW 11 | S 11 | S 11 | SE 7 | SSE 8 | ESE 7 | ESE 7 |
| kJ | 25 | 25 | 24 | 23 | 23 | 24 | 24 | 24 | 85 | 83 | 71 | 102 | 102 | 126 | 151 | 188 | 51 | 60 | 48 | 37 |
Swell 3 Height (m) Direction Period (s) | S 10 | SSW 9 | S 9 | S 15 | S 14 | S 14 | S 14 | S 13 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 7 | ESE 7 | SSE 8 | SE 9 |
| kJ | 29 | 29 | 6 | 5 | 4 | 16 | 35 | 55 | 24 | 24 | 22 | 22 | 22 | 21 | 13 | 14 | 54 | 48 | 43 | 38 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | E 3 | E 8 | NE 2 | E 4 | ENE 5 | — | — | — | — | — | SW 3 | SW 4 | SW 4 |
| kJ | — | — | — | — | — | — | — | 5 | 140 | 1 | 14 | 38 | — | — | — | — | — | 2 | 7 | 20 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 34 | 0 | 172 | 12 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 48 | 102 | 102 | 102 | 48 | 48 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||
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