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Surf Forecasts:
Maresias surfForecast / São Paulo / Brazil
48hr Weather and Surf, issued 2 am Monday 30 Mar 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
26.4° C
(Which is slightly warmer than usual)How big are the waves at Maresias today?
The current surf forecast for Maresias at 9AM is: 0.6m 11s primary swell from a South direction (forecast issued at 02:00am March 30). An open ocean swell of 0.5m 7s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Mar) | 2ft (0.6m) | 11s |
| Afternoon (30 Mar) | 1.5ft (0.5m) | 11s |
| Evening (30 Mar) | 1.5ft (0.5m) | 11s |
Table - waves today at Maresias. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 30 | Tuesday 31 | Wednesday 01 | ||||||||||||||||||||||
| 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 | 6 PM | 9 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 6 | 6 | 6 | 9 | 9 | 8 | 8 | 8 | 8 | 10 | 9 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 71 | 69 | 92 | 87 | 63 | 62 | 62 | 58 | 57 | 52 | 33 | 43 | 38 | 38 | 31 | 75 | 120 | 120 | 149 | 129 | 303 | 269 | 225 | 252 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | off | off | cross- on | on | glass | cross | cross- off | glass | glass | glass | glass | glass | glass | cross- off | cross- off | cross- off | glass | glass | glass | on | cross- on | glass | off |
High Tide / height (m) | 1:52AM 1.07 | 1:15PM 1.05 | 2:03AM 1.08 | 1:42PM 1.15 | 2:18AM 1.10 | 2:11PM 1.20 | ||||||||||||||||||
Low Tide / height (m) | 7:37AM 0.35 | 7:47PM 0.04 | 8:01AM 0.28 | 8:17PM 0.03 | 8:24AM 0.21 | 8:45PM 0.06 | ||||||||||||||||||
Monday 30 | Tuesday 31 | Wednesday 01 | ||||||||||||||||||||||
| Sunrise | - | - | - | 6:09 | - | - | - | - | - | - | - | 6:09 | - | - | - | - | - | - | - | 6:09 | - | - | - | - |
| Sunset | - | - | - | - | - | - | 6:02 | - | - | - | - | - | - | - | 6:01 | - | - | - | - | - | - | - | 6:00 | - |
 | | |  |  | |  |  | | |  |  |  | | |  |  | | | | | |  | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | 2 | 4 | 3 |
| Temp. °C | 21 | 21 | 21 | 25 | 27 | 26 | 24 | 23 | 23 | 23 | 22 | 23 | 22 | 23 | 22 | 22 | 21 | 21 | 21 | 25 | 28 | 26 | 22 | 22 |
| Feels °C (?) | 23 | 23 | 23 | 27 | 29 | 28 | 27 | 26 | 26 | 26 | 25 | 26 | 25 | 27 | 25 | 24 | 23 | 23 | 23 | 28 | 29 | 29 | 25 | 25 |
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Surf Rating (10 Max)
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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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