Surf Forecasts:
How big are the waves at Itaipu today (17 Sep):
- Morning surf: Morning surf (17 Sep, local time) - 2.5ft (0.8m), 9s period with S swell.
- Afternoon surf: Afternoon surf (17 Sep, local time) - 3.5ft (1.0m), 10s period with S swell.
- Evening surf: Evening surf (17 Sep, local time) - 2.5ft (0.8m), 9s period with S swell.
The current surf forecast for Itaipu at 7AM is: 1.0m 9s primary swell from a South-southeast direction and 0.4m 13s secondary swell from a South-southeast direction (forecast issued at 02:00am September 17). The wind direction is predicted to be cross-shore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Sep) | 2.5ft (0.8m) | 9s |
| Afternoon (17 Sep) | 3.5ft (1.0m) | 10s |
| Evening (17 Sep) | 2.5ft (0.8m) | 9s |
Table - waves today at Itaipu. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Thu afternoon. Warm (max 21°C on Fri afternoon, min 17°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 17 | Friday 18 | Saturday 19 | ||||||||||||||||||||||
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 | 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) | SSE 8 | SSE 8 | SSE 9 | S 9 | S 11 | S 10 | S 10 | S 9 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 180 | 164 | 169 | 108 | 235 | 210 | 120 | 113 | 64 | 63 | 119 | 151 | 112 | 104 | 98 | 200 | 247 | 218 | 154 | 154 | 158 | 186 | 177 | 222 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross | glassy | glassy | glassy | on | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross |
High Tide | 5:23AM0.97m | 5:00PM0.92m | 6:08AM0.84m | 5:30PM0.83m | 1:00AM0.48m | 7:30AM0.73m | 12:47PM0.80m | 6:28PM0.72m | ||||||||||||||||
Low Tide | 10:34PM0.27m | 10:29AM0.56m | 10:54PM0.36m | 10:09AM0.65m | 11:07PM0.47m | 1:45AM0.48m | 9:19AM0.72m | 4:27PM0.70m | ||||||||||||||||
 |  | |  | | |  | | | |  | | | |  | | | | | | | |  | | |
 | — | — | 6:00 | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:59 | — | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — |
mm | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — |
Temp °C | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 17 | 18 | 19 | 20 | 21 | 20 | 20 | 19 | 19 | 19 | 21 | 21 | 21 | 20 | 20 |
Feels °C | 17 | 17 | 16 | 17 | 17 | 17 | 16 | 17 | 18 | 18 | 19 | 20 | 21 | 22 | 21 | 21 | 20 | 20 | 20 | 23 | 22 | 21 | 22 | 21 |
Swell 1 Height (m) Direction Period (s) | SSE 8 | SSE 8 | SSE 9 | S 9 | S 11 | S 10 | S 10 | S 9 | S 9 | S 9 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 |
| kJ | 180 | 164 | 169 | 108 | 235 | 210 | 120 | 113 | 57 | 56 | 119 | 151 | 112 | 104 | 98 | 73 | 51 | 50 | 47 | 29 | 29 | 28 | 16 | 16 |
Swell 2 Height (m) Direction Period (s) | SSE 15 | SSE 14 | SSE 14 | S 13 | SE 10 | SE 7 | SSE 12 | SSE 12 | S 11 | SE 5 | ESE 10 | ESE 5 | ESE 9 | ESE 9 | — | — | — | — | S 15 | S 15 | S 14 | S 14 | S 13 | S 13 |
| kJ | 43 | 41 | 36 | 85 | 4 | 8 | 46 | 29 | 64 | 16 | 9 | 27 | 8 | 8 | — | — | — | — | 4 | 4 | 4 | 4 | 13 | 13 |
Swell 3 Height (m) Direction Period (s) | SE 11 | SE 11 | SE 7 | SE 8 | SE 8 | — | ESE 10 | ESE 10 | ESE 10 | S 11 | — | ESE 10 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 5 | 5 | 8 | 10 | 3 | — | 10 | 10 | 9 | 63 | — | 9 | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | ESE 4 | ESE 4 | ESE 4 | ESE 4 | ESE 5 | ESE 5 | E 4 | ESE 5 | — | ESE 5 | ESE 5 | ESE 6 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 |
| kJ | — | — | — | 9 | 14 | 16 | 23 | 30 | 29 | 10 | 33 | — | 20 | 42 | 87 | 200 | 247 | 218 | 154 | 154 | 158 | 186 | 177 | 222 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 6 | 6 | 5 | 6 | 6 | 6 | 57 | 52 | 5 | 0 | 0 | 0 | 10 | 6 | 6 | 6 | 5 | 5 | 4 | 4 | 6 | 6 | 6 | 5 |
Best forecast wave conditions in São Paulo | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
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