Surf Forecasts:
How big are the waves at Piratininga today (20 Sep):
- Morning surf: Morning surf (20 Sep, local time) - 1.5ft (0.5m), 13s period with S swell.
- Afternoon surf: Afternoon surf (20 Sep, local time) - 2ft (0.6m), 12s period with S swell.
- Evening surf: Evening surf (20 Sep, local time) - 1.5ft (0.4m), 12s period with S swell.
The current surf forecast for Piratininga at 1PM is: 0.6m 12s primary swell from a South direction (forecast issued at 08:00am September 20). An open ocean swell of 1.0m 7s is not directed at the surf break, a second open ocean swell of 1.6m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Sep) | 1.5ft (0.5m) | 13s |
| Afternoon (20 Sep) | 2ft (0.6m) | 12s |
| Evening (20 Sep) | 1.5ft (0.4m) | 12s |
Table - waves today at Piratininga. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 13mm), heaviest on Tue night. Warm (max 32°C on Mon afternoon, min 21°C on Sun morning). Mainly fresh winds. | ||||||||||||||||||||||
Sunday 20 | Monday 21 | Tuesday 22 | ||||||||||||||||||||
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 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | SE 14 | WSW 4 | WSW 4 | WSW 5 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 50 | 78 | 103 | 100 | 68 | 43 | 43 | 25 | 25 | 24 | 24 | 10 | 9 | 9 | 9 | 9 | 9 | 8 | 7 | 10 | 20 | 24 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | cross-off | cross-off | cross | cross-on | on | cross-on | cross-on |
High Tide | 8:48AM0.93m | 8:13PM0.96m | 9:32AM0.90m | 8:59PM0.96m | 10:36AM0.88m | |||||||||||||||||
Low Tide | 3:22PM0.18m | 3:47AM-0.06m | 4:13PM0.20m | 4:40AM-0.04m | 5:06PM0.21m | |||||||||||||||||
 | | | |  | |  | |  | | | | |  | | | | |  | |  |  | |
 | 5:43 | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:41 | — | — | — | — | — | — |
 | — | — | — | 5:46 | — | — | — | — | — | — | — | 5:46 | — | — | — | — | — | — | — | 5:47 | — | — |
mm | — | — | — | — | — | — | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 6 |
Temp °C | 18 | 21 | 25 | 25 | 25 | 24 | 21 | 22 | 23 | 25 | 30 | 32 | 31 | 28 | 27 | 25 | 25 | 28 | 26 | 23 | 21 | 21 |
Feels °C | 17 | 21 | 26 | 24 | 24 | 25 | 23 | 21 | 23 | 25 | 29 | 32 | 31 | 28 | 27 | 24 | 24 | 28 | 23 | 22 | 21 | 23 |
Swell 1 Height (m) Direction Period (s) | E 7 | ESE 7 | E 7 | ESE 7 | S 12 | ESE 7 | ESE 7 | E 7 | E 7 | ESE 8 | ESE 8 | E 8 | E 8 | E 8 | ESE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
| kJ | 134 | 151 | 103 | 108 | 68 | 214 | 191 | 134 | 112 | 94 | 77 | 76 | 58 | 60 | 63 | 78 | 82 | 88 | 92 | 71 | 69 | 52 |
Swell 2 Height (m) Direction Period (s) | S 9 | S 13 | S 12 | S 12 | SE 14 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 12 | S 12 |
| kJ | 40 | 78 | 103 | 100 | 7 | 43 | 43 | 25 | 25 | 24 | 24 | 10 | 9 | 9 | 9 | 9 | 9 | 8 | 2 | 2 | 3 | 11 |
Swell 3 Height (m) Direction Period (s) | S 13 | S 9 | — | S 14 | — | SE 14 | SE 14 | SE 14 | S 14 | S 14 | — | — | — | E 14 | SE 14 | — | SE 14 | — | SE 14 | S 12 | S 9 | E 15 |
| kJ | 50 | 13 | — | 4 | — | 7 | 7 | 7 | 4 | 4 | — | — | — | 4 | 8 | — | 7 | — | 7 | 3 | 2 | 4 |
Wind waves Height (m) Direction Period (s) | — | E 7 | E 7 | E 7 | E 7 | — | E 8 | E 8 | — | — | — | — | E 8 | E 8 | — | — | — | — | — | WSW 4 | WSW 4 | WSW 5 |
| kJ | — | 330 | 260 | 267 | 127 | — | 399 | 323 | — | — | — | — | 146 | 206 | — | — | — | — | — | 10 | 20 | 24 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 11 | 11 | 0 | 0 | 11 | 15 | 15 | 15 | 15 | 11 | 11 | 15 | 15 | 15 | 18 | 104 | 131 | 131 | 15 |
Best forecast wave conditions in Rio de Janeiro | ||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||
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