Surf Forecasts:
How big are the waves at Maresias today (16 Aug):
- Morning surf: Morning surf (16 Aug, local time) - 3.5ft (1.0m), 11s period with S swell.
- Afternoon surf: Afternoon surf (16 Aug, local time) - 3ft (0.9m), 11s period with S swell.
- Evening surf: Evening surf (16 Aug, local time) - 2.5ft (0.8m), 11s period with SSE swell.
The current surf forecast for Maresias at 1AM is: 1.2m 12s primary swell from a South direction and 1.7m 7s secondary swell from a East-southeast direction (forecast issued at 08:00pm August 15). An open ocean swell of 0.3m 12s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 3.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Aug) | 3.5ft (1.0m) | 11s |
| Afternoon (16 Aug) | 3ft (0.9m) | 11s |
| Evening (16 Aug) | 2.5ft (0.8m) | 11s |
Table - waves today at Maresias. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Sat night. Warm (max 30°C on Tue morning, min 20°C on Sat night). Wind will be generally light. | ||||||||||||||||||
Sat 15 | Sunday 16 | Monday 17 | ||||||||||||||||
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 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | SSE 11 | S 11 | S 10 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 |
Wave Graph  | ||||||||||||||||||
 kJ | 574 | 488 | 411 | 336 | 305 | 244 | 195 | 191 | 151 | 156 | 114 | 108 | 110 | 106 | 106 | 78 | 75 | 53 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | glassy | cross-on | cross | cross-off | cross-off |
High Tide | 4:10PM1.04m | 4:03AM1.18m | 4:30PM1.00m | 4:36AM1.11m | 4:51PM0.96m | |||||||||||||
Low Tide | 10:19PM0.32m | 10:50AM0.17m | 10:38PM0.30m | 11:12AM0.29m | ||||||||||||||
 |  | | | |  |  | | | | |  | | | | | | | |
 | — | — | — | — | 6:26 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — |
 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — |
mm | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 21 | 21 | 20 | 20 | 20 | 21 | 24 | 23 | 20 | 20 | 20 | 20 | 20 | 24 | 26 | 25 | 21 | 21 |
Feels °C | 25 | 24 | 22 | 22 | 22 | 23 | 25 | 24 | 20 | 20 | 21 | 21 | 21 | 27 | 28 | 28 | 22 | 22 |
Swell 1 Height (m) Direction Period (s) | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | SSE 11 | S 11 | S 10 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 |
| kJ | 574 | 488 | 411 | 336 | 305 | 244 | 195 | 191 | 151 | 156 | 114 | 108 | 110 | 106 | 106 | 78 | 75 | 53 |
Swell 2 Height (m) Direction Period (s) | — | — | E 12 | ESE 12 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | — | — | — | — | — | — | — | — |
| kJ | — | — | 23 | 29 | 16 | 16 | 16 | 16 | 16 | 16 | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | ESE 8 | ESE 8 | ESE 7 | ESE 7 | ESE 8 | E 8 | E 8 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
| kJ | 247 | 346 | 327 | 365 | 375 | 408 | 446 | 478 | 535 | 616 | 628 | 587 | 533 | 488 | 383 | 326 | 318 | 412 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 4 | 10 | 0 | 0 | 0 | 0 | 103 | 4 | 0 | 0 |
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)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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