Surf Forecasts:
How big are the waves at Maresias today (13 Aug):
- Morning surf: Morning surf (13 Aug, local time) - 6ft (1.8m), 13s period with S swell.
- Afternoon surf: Afternoon surf (13 Aug, local time) - 6.5ft (2.0m), 15s period with S swell.
- Evening surf: Evening surf (13 Aug, local time) - 6.5ft (2.0m), 14s period with S swell.
The current surf forecast for Maresias at 7AM is: 1.8m 13s primary swell from a South direction (forecast issued at 02:00am August 13). An open ocean swell of 0.7m 5s is not directed at the surf break. The wind direction is predicted to be glassy and the swell rating is 4.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Aug) | 6ft (1.8m) | 13s |
| Afternoon (13 Aug) | 6.5ft (2.0m) | 15s |
| Evening (13 Aug) | 6.5ft (2.0m) | 14s |
Table - waves today at Maresias. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Sat morning. Warm (max 25°C on Thu morning, min 19°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 13 | Friday 14 | Saturday 15 | ||||||||||||||||||||||
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 12 | S 12 | S 13 | S 13 | S 15 | S 15 | S 15 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 14 | SSE 14 | S 14 | SSE 13 | SSE 13 | S 13 | S 13 | S 12 | S 12 | S 12 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 973 | 1005 | 1037 | 1103 | 1611 | 1757 | 1709 | 1640 | 1572 | 1324 | 1155 | 1001 | 888 | 1032 | 1208 | 1367 | 1531 | 1581 | 1643 | 987 | 822 | 593 | 497 | 418 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | glassy | glassy | on | glassy | glassy | glassy | glassy | cross-on | cross-on | glassy | glassy | on | cross | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | cross-off |
High Tide | 3:31PM1.12m | 2:59AM1.18m | 3:50PM1.08m | 3:30AM1.20m | 4:10PM1.04m | |||||||||||||||||||
Low Tide | 9:24AM-0.08m | 9:40PM0.35m | 9:56AM-0.03m | 10:01PM0.33m | 10:25AM0.06m | |||||||||||||||||||
 | | |  |  | |  | |  | | | | | | | | | | |  |  |  |  | | |
 | — | — | 6:30 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — |
 | — | — | — | — | — | 5:44 | — | — | — | — | — | — | — | 5:44 | — | — | — | — | — | — | — | 5:45 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 1 | — |
Temp °C | 19 | 19 | 20 | 25 | 23 | 23 | 21 | 20 | 20 | 20 | 19 | 20 | 22 | 22 | 20 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 20 | 20 |
Feels °C | 21 | 21 | 22 | 27 | 24 | 26 | 24 | 23 | 23 | 22 | 21 | 23 | 24 | 24 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 22 | 20 | 20 |
Swell 1 Height (m) Direction Period (s) | S 12 | S 12 | S 13 | S 13 | S 15 | S 15 | S 15 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 14 | SSE 14 | S 14 | SSE 13 | SSE 13 | S 13 | S 13 | S 12 | S 12 | S 12 |
| kJ | 973 | 1005 | 1037 | 1103 | 1611 | 1757 | 1709 | 1640 | 1572 | 1324 | 1155 | 1001 | 888 | 1032 | 1208 | 1367 | 1531 | 1581 | 1643 | 987 | 822 | 593 | 497 | 418 |
Swell 2 Height (m) Direction Period (s) | E 5 | E 5 | E 5 | E 6 | E 6 | E 5 | E 5 | E 5 | E 6 | E 6 | E 7 | E 8 | E 8 | E 8 | E 8 | E 9 | — | E 9 | — | — | — | — | SE 7 | — |
| kJ | 33 | 26 | 28 | 21 | 21 | 14 | 14 | 9 | 10 | 6 | 8 | 12 | 12 | 6 | 6 | 6 | — | 7 | — | — | — | — | 176 | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | E 5 | — | — | — | — | — | — | — | — | E 5 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | 29 | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | E 3 | — | E 9 | ESE 6 | ESE 6 | E 6 | E 7 | E 7 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 | — | 7 | 170 | 256 | 288 | 392 | 412 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 103 | 0 | 0 | 0 | 0 | 11 | 19 | 0 | 0 | 95 | 4 | 0 | 0 | 0 | 0 | 4 | 4 | 4 | 10 | 4 |
Best forecast wave conditions in São Paulo | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
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