
Surf Forecasts:
How big are the waves at Itaipu today (09 Sep):
- Morning surf: Morning surf (09 Sep, local time) - 3.5ft (1.0m), 10s period with S swell.
- Afternoon surf: Afternoon surf (09 Sep, local time) - 2.5ft (0.8m), 10s period with S swell.
- Evening surf: Evening surf (09 Sep, local time) - 2.5ft (0.8m), 10s period with S swell.
The current surf forecast for Itaipu at 11AM is: 0.9m 10s primary swell from a South direction (forecast issued at 02:00am September 09). An open ocean swell of 0.9m 7s is not directed at the surf break. The wind direction is predicted to be glassy.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Sep) | 3.5ft (1.0m) | 10s |
| Afternoon (09 Sep) | 2.5ft (0.8m) | 10s |
| Evening (09 Sep) | 2.5ft (0.8m) | 10s |
Table - waves today at Itaipu. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 35mm), heaviest during Thu night. Warm (max 27°C on Fri night, min 20°C on Wed afternoon). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 9 | Thursday 10 | Friday 11 | ||||||||||||||||||||||
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 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 13 | S 13 | S 16 | S 15 | S 15 | S 14 | S 14 | S 13 | S 13 | S 12 |
Wave Graph | ||||||||||||||||||||||||
194 | 249 | 202 | 202 | 161 | 125 | 122 | 120 | 121 | 326 | 301 | 347 | 347 | 365 | 326 | 395 | 402 | 453 | 706 | 577 | 518 | 417 | 404 | 305 | |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | glassy | glassy | glassy | on | cross-on | off | cross-off | cross-off | off | glassy | cross | cross-off | off | cross-off | cross | cross-on | cross | glassy | off | cross | cross-off | cross-off | off |
High Tide | 2:15PM0.85m | 11:15PM0.96m | 3:06PM0.84m | 00:21AM0.94m | 3:50PM0.83m | |||||||||||||||||||
Low Tide | 6:19AM-0.05m | 6:38PM0.32m | 7:13AM-0.01m | 7:29PM0.29m | 8:05AM0.02m | 8:20PM0.24m | ||||||||||||||||||
— | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | |
— | — | — | — | — | 5:44 | — | — | — | — | — | — | — | 5:44 | — | — | — | — | — | — | — | 5:44 | — | — | |
mm | — | — | — | — | 2 | 3 | 4 | 4 | 2 | 1 | — | 1 | 1 | 1 | — | 1 | 3 | 6 | 3 | 2 | — | — | — | — |
Temp °C | 20 | 20 | 20 | 21 | 22 | 20 | 20 | 20 | 21 | 21 | 22 | 22 | 22 | 23 | 24 | 23 | 22 | 21 | 21 | 22 | 22 | 25 | 24 | 27 |
Feels °C | 22 | 22 | 22 | 23 | 23 | 21 | 22 | 21 | 21 | 22 | 24 | 23 | 24 | 25 | 27 | 26 | 23 | 24 | 24 | 25 | 24 | 27 | 26 | 30 |
Swell 1 Height (m) Direction Period (s) | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | S 13 | S 12 | S 12 | S 12 | S 12 | S 13 | S 13 | S 16 | S 15 | S 15 | S 14 | S 14 | S 13 | S 13 | S 12 |
128 | 108 | 105 | 89 | 89 | 74 | 74 | 71 | 69 | 326 | 301 | 347 | 347 | 365 | 326 | 395 | 402 | 453 | 706 | 577 | 518 | 417 | 404 | 305 | |
Swell 2 Height (m) Direction Period (s) | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | ESE 7 | E 7 | E 7 | E 7 | E 8 | E 8 | E 8 | S 12 | S 12 | E 7 | E 7 | E 8 | E 8 | SE 12 | ESE 8 |
194 | 249 | 202 | 202 | 161 | 125 | 122 | 120 | 89 | 67 | 49 | 66 | 70 | 55 | 42 | 41 | 221 | 177 | 26 | 39 | 41 | 43 | 6 | 49 | |
Swell 3 Height (m) Direction Period (s) | SSE 11 | S 16 | S 16 | S 16 | S 15 | S 15 | S 14 | S 14 | S 13 | SE 14 | SE 13 | SE 13 | SE 13 | SE 13 | S 17 | S 17 | E 7 | E 7 | SE 13 | SE 13 | SE 12 | SE 12 | ESE 12 | SE 12 |
100 | 5 | 5 | 5 | 18 | 38 | 65 | 89 | 121 | 8 | 7 | 7 | 7 | 7 | 142 | 140 | 28 | 26 | 7 | 6 | 6 | 6 | 14 | 6 | |
Wind waves Height (m) Direction Period (s) | E 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | E 4 | — | — | ENE 7 | — | — | E 8 | E 8 | E 8 |
262 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 7 | — | — | 86 | — | — | 116 | 61 | 122 | |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 78 | 34 | 0 | 0 | 5 | 0 | 0 | 5 | 0 | 0 | 0 | 5 | 48 | 5 | 0 | 0 | 34 | 12 | 0 | 0 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)












