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Surf Forecasts:
Maresias surfForecast / São Paulo / Brazil
48hr Weather and Surf, issued 8 pm Sunday 12 Apr 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
25.9° C
(Which is slightly warmer than usual)How big are the waves at Maresias today?
The current surf forecast for Maresias at 4AM is: 1.0m 11s primary swell from a South-southeast direction and 0.4m 18s secondary swell from a South-southeast direction, 1.1m 6s secondary swell from a East direction (forecast issued at 08:00pm April 12). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Apr) | 3ft (0.9m) | 11s |
| Afternoon (13 Apr) | 1.5ft (0.5m) | 19s |
| Evening (13 Apr) | 1.5ft (0.5m) | 18s |
Table - waves today at Maresias. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sun 12 | Monday 13 | Tuesday 14 | Wednesday 15 | |||||||||||||||||||||
| 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 19 | 10 | 18 | 16 | 16 | 15 | 14 | 14 | 13 | 13 | 13 | 12 | 7 | 12 | 7 | 7 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 589 | 346 | 275 | 230 | 226 | 183 | 166 | 188 | 162 | 158 | 195 | 131 | 112 | 153 | 138 | 85 | 121 | 82 | 72 | 69 | 69 | 75 | 68 | 96 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | cross- off | glass | cross- on | cross | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- on | cross- on | cross- off | cross- off | cross- off | off | off | glass | cross- on | cross |
High Tide / height (m) | ||||||||||||||||||||||||
Low Tide / height (m) | ||||||||||||||||||||||||
Sun 12 | Monday 13 | Tuesday 14 | Wednesday 15 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:15 | - | - | - | - | - | - | - | 6:15 | - | - | - | - | - | - | - | 6:15 | - | - |
| Sunset | - | - | - | - | - | - | - | 5:50 | - | - | - | - | - | - | - | 5:49 | - | - | - | - | - | - | - | 5:47 |
 | | | | |  |  | | | | | | | | | |  | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 22 | 21 | 21 | 21 | 20 | 24 | 26 | 26 | 22 | 21 | 21 | 21 | 21 | 24 | 27 | 26 | 22 | 20 | 20 | 20 | 19 | 24 | 27 | 27 |
| Feels °C (?) | 23 | 22 | 22 | 22 | 21 | 27 | 28 | 27 | 24 | 22 | 23 | 23 | 23 | 25 | 28 | 27 | 23 | 21 | 21 | 21 | 20 | 25 | 28 | 28 |
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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.
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