- Forecast
- Maps
- Live
- Weather State
- Spot Information
Surf Forecasts:
Maresias surfForecast / São Paulo / Brazil
48hr Weather and Surf, issued 2 am Saturday 16 May 2026 -03Forecast update in hr min s Forecast update imminent
Maresias surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Maresias sea temperature is
24.0° C
(Which is slightly warmer than usual)How big are the waves at Maresias today?
The current surf forecast for Maresias at 6AM is: 1.2m 11s primary swell from a South direction (forecast issued at 02:00am May 16). An open ocean swell of 0.2m 8s is not directed at the surf break. The wind direction is predicted to be glassy and the swell rating is 2.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 May) | 4ft (1.2m) | 11s |
| Afternoon (16 May) | 4ft (1.2m) | 11s |
| Evening (16 May) | 3.5ft (1.1m) | 11s |
Table - waves today at Maresias. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 20mm), heaviest during Sun afternoon. Warm (max 25°C on Sat morning, min 20°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||||
Saturday 16 | Sunday 17 | Monday 18 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | SSE 15 | SSW 9 | |
529 | 418 | 338 | 332 | 332 | 338 | 335 | 284 | 335 | 282 | 282 | 277 | 224 | 224 | 182 | 178 | 136 | 100 | 98 | 94 | 68 | 66 | 75 | 84 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | glassy | glassy | glassy | on | cross-on | cross-off | cross-off | off | cross-off | off | glassy | cross-on | glassy | off | cross-off | glassy | cross | cross-on | glassy | off | glassy | cross-on | cross | |
High Tide | 2:33PM1.22m | 2:26AM0.96m | 3:15PM1.19m | 2:53AM0.93m | 3:58PM1.13m | |||||||||||||||||||
Low Tide | 8:31AM0.09m | 9:20PM0.24m | 9:09AM0.06m | 10:06PM0.35m | 9:48AM0.07m | |||||||||||||||||||
 |  | |  | | | | |  | |  |  | | |  | | | | | | | | | | |
 | — | — | 6:28 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — |
 | — | — | — | — | — | 5:27 | — | — | — | — | — | — | — | 5:25 | — | — | — | — | — | — | — | 5:25 | — | — |
— | — | — | — | — | — | — | — | 1 | 1 | 1 | 2 | 1 | 4 | — | — | — | — | — | 1 | 2 | 1 | 1 | 1 | |
Temp °C | 20 | 19 | 19 | 21 | 25 | 24 | 21 | 20 | 20 | 20 | 20 | 21 | 21 | 20 | 21 | 22 | 22 | 22 | 21 | 21 | 22 | 22 | 22 | 21 |
23 | 21 | 21 | 24 | 26 | 27 | 23 | 21 | 22 | 22 | 22 | 24 | 23 | 23 | 22 | 24 | 25 | 24 | 23 | 24 | 25 | 25 | 25 | 24 | |
Swell 1 Height (m) Direction Period (s) | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | SSW 9 |
 kJ | 529 | 418 | 338 | 332 | 332 | 338 | 335 | 284 | 335 | 282 | 282 | 277 | 224 | 224 | 182 | 178 | 136 | 100 | 98 | 94 | 68 | 66 | 65 | 84 |
Swell 2 Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 7 | E 7 | E 7 | E 7 | ENE 4 | E 4 | E 4 | E 7 | E 7 | SE 5 | E 4 | E 4 | E 4 | S 16 | SSE 16 | SSE 15 | S 10 |
| kJ | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 4 | 1 | 3 | 1 | 1 | 1 | 1 | 1 | 5 | 3 | 1 | 21 | 50 | 75 | 48 |
Swell 3 Height (m) Direction Period (s) | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 | SE 12 | SE 12 | SE 12 | E 7 | E 7 | E 7 | SE 12 | SE 12 | E 7 | S 18 | SE 5 | S 16 | E 4 | E 5 | — | SSE 15 |
| kJ | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 1 | 1 | 1 | 6 | 5 | 1 | 7 | 1 | 21 | 2 | 2 | — | 72 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | E 2 | NE 3 | ENE 3 | ENE 4 | — | — | WSW 3 | ENE 4 | ENE 3 | ENE 4 | — | W 2 | SW 3 | WSW 4 | SW 4 | WSW 4 | WSW 5 |
| kJ | — | — | — | — | — | — | — | 1 | 2 | 4 | 2 | — | — | 1 | 1 | 2 | 4 | — | 1 | 5 | 9 | 10 | 32 | 69 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 19 | 19 | 0 | 0 | 0 | 0 | 0 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 0 | 0 | 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