Surf Forecasts:
How big are the waves at Maresias today (15 Sep):
- Morning surf: Morning surf (15 Sep, local time) - 3.5ft (1.1m), 10s period with S swell.
- Afternoon surf: Afternoon surf (15 Sep, local time) - 3.5ft (1.1m), 9s period with S swell.
- Evening surf: Evening surf (15 Sep, local time) - 3.5ft (1.1m), 9s period with S swell.
The current surf forecast for Maresias at 6AM is: 0.9m 10s primary swell from a South direction and 0.7m 9s secondary swell from a Southeast direction, 0.8m 5s secondary swell from a Southwest direction (forecast issued at 02:00am September 15). The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Sep) | 3.5ft (1.1m) | 10s |
| Afternoon (15 Sep) | 3.5ft (1.1m) | 9s |
| Evening (15 Sep) | 3.5ft (1.1m) | 9s |
Table - waves today at Maresias. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 13mm), heaviest on Tue night. Very mild (max 19°C on Wed morning, min 17°C on Tue afternoon). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 15 | Wednesday 16 | Thursday 17 | ||||||||||||||||||||||
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 11 | S 11 | S 10 | S 10 | S 10 | S 9 | S 9 | S 9 | S 9 | S 8 | S 8 | S 10 | S 12 | S 12 | S 12 | S 11 | SSE 11 | SSE 9 | SSE 9 | S 9 | S 11 | S 11 | S 10 | S 10 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 191 | 188 | 165 | 240 | 226 | 207 | 230 | 185 | 155 | 143 | 112 | 123 | 151 | 344 | 397 | 192 | 460 | 366 | 307 | 229 | 499 | 440 | 277 | 220 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross | glassy | glassy | cross | cross | glassy | glassy | on | cross-on | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off |
High Tide | 4:12AM1.11m | 4:08PM0.99m | 4:44AM1.01m | 4:29PM0.93m | 5:20AM0.90m | 4:53PM0.86m | ||||||||||||||||||
Low Tide | 10:00PM0.18m | 10:27AM0.34m | 10:21PM0.20m | 10:41AM0.44m | 10:44PM0.26m | 10:42AM0.55m | ||||||||||||||||||
 |  |  |  | |  |  | | | | | | | | | | | | | | | | | | |
 | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:55 | — | — | — | — | — | — | — | 5:55 | — | — |
mm | 1 | — | — | — | — | 1 | 1 | 2 | 3 | 2 | — | — | — | — | 1 | 1 | 1 | 1 | — | — | — | — | — | — |
Temp °C | 18 | 18 | 18 | 18 | 18 | 18 | 17 | 17 | 17 | 17 | 17 | 19 | 19 | 19 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 17 |
Feels °C | 19 | 18 | 19 | 19 | 18 | 18 | 18 | 18 | 19 | 18 | 18 | 20 | 20 | 20 | 19 | 18 | 18 | 19 | 19 | 18 | 18 | 18 | 18 | 17 |
Swell 1 Height (m) Direction Period (s) | S 11 | S 11 | S 10 | S 10 | S 10 | S 9 | S 9 | S 9 | S 9 | S 8 | S 8 | S 10 | S 10 | S 12 | S 12 | S 11 | SSE 11 | SSE 9 | SSE 9 | S 9 | S 11 | S 11 | S 10 | S 10 |
| kJ | 191 | 188 | 165 | 240 | 226 | 207 | 230 | 185 | 155 | 143 | 112 | 123 | 123 | 344 | 397 | 192 | 460 | 366 | 307 | 229 | 499 | 440 | 277 | 220 |
Swell 2 Height (m) Direction Period (s) | SSE 8 | SE 8 | SE 9 | SE 9 | E 7 | E 7 | E 7 | E 7 | E 8 | E 7 | E 7 | S 13 | S 12 | E 7 | E 7 | SSE 16 | SSE 15 | S 15 | S 14 | S 13 | ESE 10 | SE 8 | SSE 12 | S 12 |
| kJ | 82 | 72 | 81 | 59 | 40 | 40 | 39 | 40 | 29 | 25 | 26 | 119 | 151 | 26 | 26 | 51 | 73 | 109 | 134 | 168 | 18 | 2 | 51 | 102 |
Swell 3 Height (m) Direction Period (s) | E 6 | E 6 | E 6 | E 6 | SSE 8 | SSE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | E 7 | E 7 | SE 8 | ESE 12 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 10 | — | — | SE 8 | ESE 10 |
| kJ | 18 | 17 | 16 | 11 | 47 | 44 | 55 | 43 | 23 | 20 | 20 | 27 | 26 | 21 | 14 | 13 | 12 | 13 | 22 | 22 | — | — | 3 | 19 |
Wind waves Height (m) Direction Period (s) | SW 4 | SW 4 | SW 5 | — | — | SW 4 | — | — | — | — | — | — | — | — | SE 8 | SE 7 | SE 8 | E 7 | ESE 7 | ESE 4 | E 5 | E 5 | E 5 | E 5 |
| kJ | 19 | 32 | 28 | — | — | 16 | — | — | — | — | — | — | — | — | 37 | 131 | 60 | 27 | 30 | 31 | 43 | 54 | 66 | 74 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 26 | 0 | 13 | 26 | 26 | 26 | 62 | 44 | 0 | 0 | 10 | 0 | 0 | 0 | 0 | 103 | 0 | 19 | 11 | 11 | 4 | 4 | 4 | 4 |
Best forecast wave conditions in São Paulo | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Maresias surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest