Surf Forecasts:
How big are the waves at Itaipu today (25 Sep):
- Afternoon surf: Afternoon surf (25 Sep, local time) - 5ft (1.6m), 13s period with S swell.
- Evening surf: Evening surf (25 Sep, local time) - 4.5ft (1.3m), 13s period with S swell.
The current surf forecast for Itaipu at 9PM is: 1.3m 13s primary swell from a South direction (forecast issued at 02:00pm September 25). An open ocean swell of 0.3m 10s is not directed at the surf break, a second open ocean swell of 1.2m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Sep) | - | - |
| Afternoon (25 Sep) | 5ft (1.6m) | 13s |
| Evening (25 Sep) | 4.5ft (1.3m) | 13s |
Table - waves today at Itaipu. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Fri afternoon. Warm (max 25°C on Sat afternoon, min 21°C on Fri night). Wind will be generally light. | ||||||||||||||||||||
Fri 25 | Saturday 26 | Sunday 27 | ||||||||||||||||||
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 14 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 |
Wave Graph  | ||||||||||||||||||||
 kJ | 1064 | 875 | 649 | 551 | 434 | 342 | 273 | 217 | 196 | 149 | 112 | 110 | 75 | 49 | 48 | 48 | 30 | 30 | 16 | 15 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | off | off | glassy | glassy | cross | cross | cross-off | cross-off | glassy | glassy | glassy | on | cross-on | cross | cross-off | cross-off |
High Tide | 2:59PM0.91m | 1:28AM0.95m | 3:43PM0.91m | 3:23AM0.99m | 4:21PM0.90m | |||||||||||||||
Low Tide | 7:44PM0.17m | 8:15AM-0.02m | 8:35PM0.13m | 9:07AM-0.01m | ||||||||||||||||
 | |  |  | |  | | | | | | | | | | |  | |  | | |
 | — | — | — | — | — | 5:37 | — | — | — | — | — | — | — | 5:37 | — | — | — | — | — | — |
 | — | 5:49 | — | — | — | — | — | — | — | 5:49 | — | — | — | — | — | — | — | 5:49 | — | — |
mm | — | — | 2 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 24 | 23 | 23 | 21 | 21 | 21 | 21 | 23 | 23 | 25 | 23 | 23 | 23 | 22 | 22 | 23 | 22 | 22 | 22 | 22 |
Feels °C | 24 | 22 | 23 | 21 | 23 | 24 | 24 | 26 | 24 | 27 | 25 | 25 | 27 | 26 | 26 | 26 | 24 | 24 | 24 | 24 |
Swell 1 Height (m) Direction Period (s) | S 14 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 |
| kJ | 1064 | 875 | 649 | 551 | 434 | 342 | 273 | 217 | 196 | 149 | 112 | 110 | 75 | 49 | 48 | 48 | 30 | 30 | 16 | 15 |
Swell 2 Height (m) Direction Period (s) | — | ESE 10 | ESE 10 | ESE 10 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | ESE 6 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | SE 7 | SE 7 | ESE 9 | ESE 9 | ESE 8 |
| kJ | — | 31 | 18 | 18 | 72 | 61 | 50 | 38 | 31 | 26 | 42 | 27 | 27 | 26 | 18 | 11 | 11 | 15 | 15 | 14 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | ESE 9 | ESE 9 | ESE 9 | ESE 10 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | E 7 | ESE 9 | S 14 | S 13 | S 13 |
| kJ | — | — | — | — | — | 16 | 15 | 29 | 18 | 15 | 15 | 8 | 9 | 9 | 16 | 4 | 16 | 14 | 14 | 14 |
Wind waves Height (m) Direction Period (s) | ESE 5 | ESE 6 | ESE 6 | ESE 6 | — | E 6 | — | — | — | — | ESE 7 | — | E 7 | — | — | — | — | SE 6 | SE 6 | ESE 4 |
| kJ | 26 | 58 | 84 | 87 | — | 120 | — | — | — | — | 47 | — | 44 | — | — | — | — | 10 | 10 | 6 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 0 | 43 | 12 | 12 | 0 | 0 | 0 | 0 | 34 | 19 | 0 | 0 | 0 | 1 | 1 | 44 | 100 | 44 | 43 | 56 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||
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