Surf Forecasts:
How big are the waves at Itaipu today (21 Oct):
- Morning surf: Morning surf (21 Oct, local time) - 4ft (1.2m), 10s period with S swell.
- Afternoon surf: Afternoon surf (21 Oct, local time) - 4ft (1.2m), 11s period with S swell.
- Evening surf: Evening surf (21 Oct, local time) - 4ft (1.2m), 11s period with S swell.
The current surf forecast for Itaipu at 4PM is: 1.2m 11s primary swell from a South direction and 0.1m 18s secondary swell from a South direction (forecast issued at 08:00am October 21). An open ocean swell of 0.7m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Oct) | 4ft (1.2m) | 10s |
| Afternoon (21 Oct) | 4ft (1.2m) | 11s |
| Evening (21 Oct) | 4ft (1.2m) | 11s |
Table - waves today at Itaipu. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Fri afternoon. Warm (max 24°C on Fri afternoon, min 20°C on Wed morning). Wind will be generally light. | ||||||||||||||||||||||
Wednesday 21 | Thursday 22 | Friday 23 | ||||||||||||||||||||
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 10 | S 10 | S 10 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | SSE 10 | SSE 10 | SSE 10 | SSE 12 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 10 | SSE 10 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 318 | 273 | 354 | 332 | 332 | 332 | 314 | 302 | 296 | 296 | 250 | 260 | 260 | 265 | 349 | 361 | 331 | 270 | 265 | 202 | 195 | 143 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | off | off | cross | glassy | glassy |
High Tide | 11:47AM0.90m | 9:48PM0.92m | 12:47PM0.93m | 11:18PM0.93m | 1:37PM0.94m | |||||||||||||||||
Low Tide | 4:21AM-0.01m | 4:48PM0.20m | 5:16AM-0.02m | 5:42PM0.16m | 6:10AM-0.03m | 6:33PM0.11m | ||||||||||||||||
 | |  | |  | | |  | | | | | | | | | | | | |  | | |
 | 5:15 | — | — | — | — | — | — | 5:13 | — | — | — | — | — | — | — | 5:13 | — | — | — | — | — | — |
 | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:59 | — | — | — | — | — | — | — | 5:59 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — |
Temp °C | 20 | 20 | 22 | 22 | 21 | 20 | 20 | 20 | 20 | 20 | 22 | 22 | 21 | 21 | 20 | 20 | 20 | 21 | 23 | 24 | 24 | 24 |
Feels °C | 20 | 20 | 21 | 20 | 19 | 19 | 19 | 20 | 20 | 20 | 23 | 23 | 20 | 21 | 21 | 22 | 20 | 22 | 26 | 26 | 27 | 27 |
Swell 1 Height (m) Direction Period (s) | S 10 | S 10 | S 10 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | SSE 10 | SSE 10 | SSE 10 | SSE 12 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 10 | SSE 10 |
| kJ | 318 | 273 | 354 | 332 | 332 | 332 | 314 | 302 | 296 | 296 | 250 | 260 | 260 | 265 | 349 | 361 | 331 | 270 | 265 | 202 | 195 | 143 |
Swell 2 Height (m) Direction Period (s) | ESE 9 | ESE 8 | ESE 8 | S 18 | S 18 | ESE 8 | ESE 8 | ESE 9 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 5 | ESE 5 | E 5 | E 6 | E 6 | E 6 | E 7 | E 7 |
| kJ | 15 | 14 | 14 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 33 | 25 | 17 | 31 | 35 | 28 | 34 | 37 |
Swell 3 Height (m) Direction Period (s) | S 20 | S 19 | S 18 | — | S 18 | S 18 | S 17 | S 16 | S 16 | S 16 | S 16 | S 16 | S 15 | S 15 | ESE 8 | ESE 8 | ESE 8 | S 18 | S 18 | S 18 | S 15 | S 16 |
| kJ | 7 | 7 | 6 | — | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 7 | 7 | 7 | 6 | 6 | 6 | 4 | 5 |
Wind waves Height (m) Direction Period (s) | — | ENE 2 | — | SE 4 | ESE 4 | ESE 4 | ESE 4 | ESE 4 | ESE 4 | ESE 4 | ESE 4 | ESE 4 | ESE 5 | ESE 5 | — | E 5 | — | E 6 | E 6 | E 6 | E 7 | E 7 |
| kJ | — | 1 | — | 13 | 21 | 25 | 21 | 17 | 15 | 15 | 18 | 21 | 29 | 31 | — | 21 | — | 78 | 91 | 63 | 93 | 138 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 0 | 0 | 12 | 34 | 34 | 13 | 12 | 5 | 0 | 0 | 0 | 0 | 12 | 5 | 0 | 0 | 5 | 0 | 0 | 19 | 0 | 0 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||
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