Surf Forecasts:
How big are the waves at Maresias today (19 Jul):
- Morning surf: Morning surf (19 Jul, local time) - 0.5ft (0.2m), 16s period with S swell.
- Afternoon surf: Afternoon surf (19 Jul, local time) - 1ft (0.3m), 15s period with S swell.
- Evening surf: Evening surf (19 Jul, local time) - 1ft (0.3m), 13s period with S swell.
The current surf forecast for Maresias at 5AM is: 0.3m 16s primary swell from a South direction (forecast issued at 08:00pm July 18). An open ocean swell of 1.0m 8s is not directed at the surf break, a second open ocean swell of 0.2m 3s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Jul) | 0.5ft (0.2m) | 16s |
| Afternoon (19 Jul) | 1ft (0.3m) | 15s |
| Evening (19 Jul) | 1ft (0.3m) | 13s |
Table - waves today at Maresias. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 32°C on Tue afternoon, min 18°C on Sat night). Wind will be generally light. | ||||||||||||||||||
Sat 18 | Sunday 19 | Monday 20 | ||||||||||||||||
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 10 | SE 10 | SE 10 | S 16 | S 16 | S 16 | S 15 | S 15 | S 14 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 13 |
Wave Graph  | ||||||||||||||||||
 kJ | 25 | 25 | 25 | 46 | 46 | 20 | 38 | 38 | 37 | 31 | 31 | 14 | 13 | 11 | 11 | 11 | 12 | 13 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | off | off | off | off | glassy | cross | cross-off | cross-off | cross-off | off | off | off | glassy | cross-off | cross-off | cross-off |
High Tide | 5:15PM0.93m | 5:00AM1.07m | 5:41PM0.89m | 5:40AM0.99m | 6:09PM0.84m | |||||||||||||
Low Tide | 11:28PM0.45m | 12:08PM0.26m | 11:56PM0.44m | 12:44PM0.38m | ||||||||||||||
 | | | | |  | | | | | | | | | | | | | |
 | — | — | — | — | 6:43 | — | — | — | — | — | — | — | 6:43 | — | — | — | — | — |
 | — | — | — | — | — | — | — | 5:32 | — | — | — | — | — | — | — | 5:34 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 21 | 21 | 20 | 19 | 18 | 23 | 27 | 28 | 22 | 22 | 22 | 21 | 20 | 25 | 30 | 31 | 24 | 23 |
Feels °C | 20 | 19 | 18 | 17 | 16 | 22 | 27 | 27 | 20 | 20 | 20 | 19 | 18 | 24 | 29 | 29 | 22 | 21 |
Swell 1 Height (m) Direction Period (s) | SE 10 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | S 15 | S 14 | S 13 | E 8 | E 8 | E 8 | E 8 | E 8 | S 12 | S 12 | E 8 |
| kJ | 25 | 92 | 72 | 72 | 131 | 195 | 187 | 38 | 16 | 14 | 122 | 149 | 187 | 187 | 153 | 11 | 12 | 141 |
Swell 2 Height (m) Direction Period (s) | S 14 | SE 10 | SE 10 | SE 10 | S 16 | S 16 | S 15 | S 15 | S 14 | S 13 | S 13 | S 13 | S 13 | S 12 | NNW 3 | S 15 | — | S 13 |
| kJ | 15 | 25 | 25 | 25 | 46 | 20 | 38 | 38 | 37 | 31 | 31 | 14 | 13 | 11 | 1 | 4 | — | 13 |
Swell 3 Height (m) Direction Period (s) | S 18 | S 18 | S 18 | S 16 | S 13 | S 12 | NNW 3 | S 9 | — | — | — | — | — | S 15 | S 12 | — | — | — |
| kJ | 25 | 25 | 24 | 46 | 3 | 3 | 1 | 2 | — | — | — | — | — | 4 | 11 | — | — | — |
Wind waves Height (m) Direction Period (s) | E 8 | — | — | — | NNW 3 | NNW 3 | — | E 8 | E 8 | E 8 | — | — | — | NNW 3 | — | E 8 | E 8 | E 8 |
| kJ | 116 | — | — | — | 1 | 1 | — | 157 | 152 | 152 | — | — | — | 1 | — | 144 | 141 | 206 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 4 | 4 | 4 | 0 | 0 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
Best forecast wave conditions in São Paulo | ||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||
Header Global | ||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
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Ocean Swells (m)- Wind Speed (km/h)
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