
Surf Forecasts:
How big are the waves at Itaipu today (15 Sep):
- Morning surf: Morning surf (15 Sep, local time) - 2.5ft (0.8m), 10s period with S swell.
- Afternoon surf: Afternoon surf (15 Sep, local time) - 2.5ft (0.7m), 9s period with S swell.
- Evening surf: Evening surf (15 Sep, local time) - 3ft (0.9m), 9s period with SSE swell.
The current surf forecast for Itaipu at 9AM is: 0.8m 10s primary swell from a South direction and 0.6m 7s secondary swell from a Southeast direction (forecast issued at 02:00am September 15). The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Sep) | 2.5ft (0.8m) | 10s |
| Afternoon (15 Sep) | 2.5ft (0.7m) | 9s |
| Evening (15 Sep) | 3ft (0.9m) | 9s |
Table - waves today at Itaipu. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 13mm), heaviest on Tue afternoon. Very mild (max 19°C on Wed morning, min 17°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 15 | Wednesday 16 | Thursday 17 | ||||||||||||||||||||||
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 10 | S 10 | S 9 | S 9 | SSE 9 | SSE 9 | SSE 8 | SSE 8 | SSE 8 | S 10 | S 12 | SSE 12 | SSE 12 | S 11 | SSE 9 | SSE 8 | SSE 8 | S 9 | S 11 | S 10 | S 10 | S 9 |
Wave Graph | ||||||||||||||||||||||||
242 | 85 | 212 | 123 | 85 | 81 | 140 | 119 | 78 | 59 | 78 | 80 | 144 | 189 | 224 | 88 | 194 | 290 | 118 | 99 | 244 | 171 | 120 | 85 | |
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 | glassy | glassy | glassy | glassy | glassy | glassy | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross |
High Tide | 4:15AM1.20m | 4:13PM1.07m | 4:47AM1.09m | 4:35PM1.00m | 5:23AM0.97m | 5:00PM0.92m | ||||||||||||||||||
Low Tide | 9:56PM0.18m | 10:20AM0.35m | 10:15PM0.21m | 10:30AM0.46m | 10:34PM0.27m | 10:29AM0.56m | ||||||||||||||||||
— | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | |
— | — | — | — | — | 5:59 | — | — | — | — | — | — | — | 5:59 | — | — | — | — | — | — | — | 5:59 | — | — | |
mm | 1 | — | — | — | — | — | 1 | — | 1 | — | — | — | 1 | 1 | 1 | 1 | 1 | 1 | 1 | — | 1 | 1 | 1 | 1 |
Temp °C | 17 | 17 | 17 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 19 | 19 | 19 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 |
Feels °C | 18 | 16 | 18 | 19 | 18 | 19 | 19 | 19 | 20 | 19 | 19 | 20 | 20 | 19 | 17 | 16 | 16 | 17 | 16 | 16 | 16 | 16 | 16 | 16 |
Swell 1 Height (m) Direction Period (s) | S 11 | S 11 | S 10 | S 10 | S 9 | S 9 | SSE 9 | SSE 9 | SSE 8 | SSE 8 | SSE 8 | S 10 | S 12 | SSE 12 | SSE 12 | S 11 | SSE 9 | SSE 9 | SSE 8 | S 9 | S 11 | S 10 | S 10 | S 9 |
151 | 85 | 73 | 123 | 85 | 81 | 140 | 119 | 78 | 59 | 78 | 80 | 144 | 189 | 224 | 88 | 194 | 197 | 118 | 99 | 244 | 171 | 120 | 85 | |
Swell 2 Height (m) Direction Period (s) | SE 7 | SSE 8 | SE 7 | SE 7 | SE 9 | SE 9 | ESE 6 | SE 8 | SSE 10 | SSE 10 | SSE 13 | SE 8 | SE 8 | SE 8 | SE 8 | SSE 16 | SSE 15 | SSE 14 | SSE 14 | S 13 | ESE 10 | ESE 10 | SSE 12 | SSE 12 |
52 | 37 | 27 | 33 | 37 | 39 | 14 | 50 | 35 | 35 | 32 | 29 | 28 | 30 | 28 | 25 | 43 | 41 | 36 | 86 | 10 | 10 | 46 | 48 | |
Swell 3 Height (m) Direction Period (s) | ESE 8 | ESE 6 | SSW 5 | SE 8 | ESE 7 | SSE 11 | E 7 | E 7 | ESE 8 | SE 7 | SSE 13 | SSE 13 | SE 12 | SE 12 | SE 12 | S 16 | SE 11 | SE 11 | SE 11 | SE 11 | SE 8 | SE 8 | ESE 10 | ESE 10 |
7 | 6 | 13 | 2 | 10 | 24 | 27 | 24 | 6 | 27 | 58 | 55 | 6 | 6 | 6 | 46 | 5 | 5 | 5 | 5 | 3 | 2 | 10 | 10 | |
Wind waves Height (m) Direction Period (s) | S 11 | SSW 5 | S 10 | — | — | — | — | — | — | — | — | — | — | SE 8 | — | SSE 7 | ESE 7 | SSE 8 | ESE 4 | ESE 5 | ESE 5 | ESE 5 | ESE 5 | ESE 5 |
242 | 13 | 212 | — | — | — | — | — | — | — | — | — | — | 31 | — | 88 | 16 | 290 | 16 | 30 | 32 | 33 | 42 | 44 | |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 4 | 25 | 7 | 12 | 12 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 10 | 6 | 73 | 73 | 73 | 68 | 10 | 73 | 73 | 68 | 10 |
Best forecast wave conditions in São Paulo | ||||||||||||||||||||||||
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)












