Surf Forecasts:
How big are the waves at Itaipu today (18 Jun):
- Morning surf: Morning surf (18 Jun, local time) - 4.5ft (1.3m), 11s period with S swell.
- Afternoon surf: Afternoon surf (18 Jun, local time) - 6ft (1.8m), 14s period with S swell.
- Evening surf: Evening surf (18 Jun, local time) - 6.5ft (2.0m), 13s period with S swell.
The current surf forecast for Itaipu at 8AM is: 1.3m 11s primary swell from a South direction and 0.9m 15s secondary swell from a South direction (forecast issued at 02:00am June 18). The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jun) | 4.5ft (1.3m) | 11s |
| Afternoon (18 Jun) | 6ft (1.8m) | 14s |
| Evening (18 Jun) | 6.5ft (2.0m) | 13s |
Table - waves today at Itaipu. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 24°C on Sat morning, min 17°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | ||||||||||||||||||||||
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) | S 11 | S 11 | S 11 | S 11 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 492 | 475 | 396 | 410 | 1072 | 1297 | 1324 | 1401 | 1422 | 1556 | 1556 | 1507 | 1530 | 1433 | 1275 | 1124 | 875 | 746 | 640 | 434 | 353 | 282 | 225 | 217 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | cross-on | cross-on | on | cross-on | off | cross-off | cross-off | off | cross-off | glassy | cross | cross-off | off | off | cross-off | cross-off | cross-off | on | cross-on | cross-on | cross-on |
High Tide | 2:42AM0.97m | 6:48PM0.83m | 3:38AM0.95m | 7:44PM0.81m | 4:46AM0.92m | 8:33PM0.82m | ||||||||||||||||||
Low Tide | 10:48AM-0.05m | 11:09PM0.41m | 11:45AM0.00m | 00:06AM0.38m | 12:45PM0.05m | |||||||||||||||||||
 | |  |  |  | | | | | | | | | | | | | | | | | | | | |
 | — | — | 6:31 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — |
 | — | — | — | — | — | 5:14 | — | — | — | — | — | — | — | 5:15 | — | — | — | — | — | — | — | 5:15 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 20 | 20 | 20 | 20 | 20 | 20 | 21 | 20 | 19 | 18 | 17 | 17 | 21 | 22 | 22 | 20 | 19 | 18 | 18 | 20 | 24 | 22 | 21 | 21 |
Feels °C | 17 | 18 | 19 | 19 | 19 | 18 | 20 | 19 | 18 | 17 | 16 | 16 | 21 | 21 | 20 | 19 | 18 | 16 | 17 | 19 | 24 | 21 | 22 | 23 |
Swell 1 Height (m) Direction Period (s) | S 11 | S 11 | S 11 | S 11 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 |
| kJ | 492 | 475 | 396 | 410 | 1072 | 1297 | 1324 | 1401 | 1422 | 1556 | 1556 | 1507 | 1530 | 1433 | 1275 | 1124 | 875 | 746 | 640 | 434 | 353 | 282 | 225 | 217 |
Swell 2 Height (m) Direction Period (s) | S 17 | S 16 | S 16 | S 15 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 10 | ESE 10 | SE 6 | SE 6 | ESE 6 | ESE 6 | ESE 6 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 |
| kJ | 148 | 190 | 237 | 348 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 18 | 19 | 36 | 58 | 62 | 64 | 60 | 50 | 34 | 35 | 37 | 37 | 37 |
Swell 3 Height (m) Direction Period (s) | ESE 9 | ESE 9 | ESE 9 | ESE 9 | — | — | — | — | — | — | — | — | ESE 10 | ESE 10 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 10 | ESE 10 | ESE 10 | ESE 10 |
| kJ | 27 | 26 | 25 | 15 | — | — | — | — | — | — | — | — | 33 | 19 | 18 | 17 | 17 | 17 | 17 | 17 | 18 | 19 | 19 | 19 |
Wind waves Height (m) Direction Period (s) | SSW 5 | SSW 6 | — | — | — | — | — | — | — | — | — | — | — | ESE 6 | ESE 6 | E 6 | E 6 | NNE 4 | — | — | — | — | — | — |
| kJ | 19 | 43 | — | — | — | — | — | — | — | — | — | — | — | 58 | 134 | 130 | 128 | 2 | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 133 | 102 | 20 | 5 | 133 | 172 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 5 | 0 | 0 | 0 | 0 | 0 | 19 | 90 | 20 | 5 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
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