Surf Forecasts:
How big are the waves at Itaipu today (18 Oct):
- Morning surf: Morning surf (18 Oct, local time) - 2ft (0.6m), 9s period with SE swell.
- Afternoon surf: Afternoon surf (18 Oct, local time) - 4ft (1.2m), 11s period with S swell.
- Evening surf: Evening surf (18 Oct, local time) - 4.5ft (1.4m), 12s period with S swell.
The current surf forecast for Itaipu at 7AM is: 0.7m 8s primary swell from a South direction and 0.6m 9s secondary swell from a Southeast direction (forecast issued at 02:00am October 18). The wind direction is predicted to be cross-shore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Oct) | 2ft (0.6m) | 9s |
| Afternoon (18 Oct) | 4ft (1.2m) | 11s |
| Evening (18 Oct) | 4.5ft (1.4m) | 12s |
Table - waves today at Itaipu. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Sun night. Warm (max 21°C on Sun morning, min 17°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 18 | Monday 19 | Tuesday 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) | SE 9 | S 8 | S 8 | S 9 | S 12 | S 11 | S 11 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | SSE 10 | SSE 10 | SSE 11 | SSE 11 | SSE 10 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 97 | 65 | 65 | 65 | 350 | 369 | 269 | 603 | 555 | 441 | 410 | 345 | 338 | 332 | 314 | 296 | 240 | 240 | 245 | 265 | 281 | 286 | 240 | 241 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | glassy | cross-off | cross | cross-on | on | on | on | on | cross-on | glassy | glassy | glassy | on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross |
High Tide | 7:07AM0.78m | 12:00PM0.78m | 6:32PM0.77m | 12:08PM0.87m | 9:12PM0.76m | 12:23PM0.97m | ||||||||||||||||||
Low Tide | 1:34AM0.45m | 9:30AM0.74m | 3:25PM0.68m | 3:36AM0.42m | 4:42PM0.60m | 4:48AM0.32m | 5:32PM0.49m | |||||||||||||||||
 | |  |  |  | | |  |  | |  | |  | | |  | | | | | | | | | |
 | — | 5:30 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 6:10 | — | — | — | — | — | — | — | 6:12 | — | — | — | — | — | — | — | 6:12 | — |
mm | — | — | 1 | — | — | — | — | — | 1 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 20 | 20 | 19 | 21 | 21 | 21 | 20 | 20 | 19 | 17 | 18 | 19 | 19 | 20 | 20 | 19 | 19 | 19 | 19 | 19 | 20 | 20 | 20 | 20 |
Feels °C | 21 | 22 | 19 | 20 | 20 | 21 | 20 | 20 | 19 | 16 | 18 | 19 | 19 | 19 | 19 | 17 | 18 | 18 | 18 | 18 | 20 | 20 | 19 | 19 |
Swell 1 Height (m) Direction Period (s) | SE 9 | SE 9 | S 8 | S 9 | S 12 | S 11 | S 11 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | SSE 10 | SSE 10 | SSE 11 | SSE 11 | SSE 10 |
| kJ | 97 | 65 | 65 | 53 | 350 | 369 | 269 | 603 | 555 | 441 | 410 | 345 | 338 | 332 | 314 | 296 | 240 | 240 | 245 | 265 | 281 | 286 | 240 | 241 |
Swell 2 Height (m) Direction Period (s) | S 8 | S 8 | SE 9 | SE 9 | SE 11 | SE 11 | S 13 | SE 10 | SE 10 | SE 10 | SE 10 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | ESE 9 | ESE 9 | ESE 8 | ESE 8 | ESE 11 | SE 10 | ESE 10 |
| kJ | 60 | 60 | 64 | 65 | 94 | 94 | 173 | 80 | 61 | 47 | 45 | 23 | 22 | 21 | 21 | 13 | 12 | 8 | 7 | 7 | 7 | 11 | 4 | 10 |
Swell 3 Height (m) Direction Period (s) | S 15 | SE 11 | SSE 13 | S 10 | SE 11 | — | SE 11 | — | — | — | — | — | — | — | — | — | — | — | — | SE 11 | SE 11 | ESE 8 | ESE 8 | — |
| kJ | 4 | 20 | 17 | 55 | 43 | — | 90 | — | — | — | — | — | — | — | — | — | — | — | — | 5 | 5 | 7 | 7 | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | E 3 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 21 | 113 | 152 | 10 | 10 | 52 | 49 | 0 | 0 | 0 | 132 | 10 | 6 | 6 | 6 | 6 | 6 | 10 | 10 | 6 | 6 |
Best forecast wave conditions in São Paulo | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
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