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Surf Forecasts:
Maresias surfForecast / São Paulo / Brazil
48hr Weather and Surf, issued 2 pm Saturday 21 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
26.9° C
(Which is slightly warmer than usual)How big are the waves at Maresias today?
The current surf forecast for Maresias at 9PM is: 0.7m 9s primary swell from a Southeast direction and 0.1m 8s secondary swell from a South direction (forecast issued at 02:00pm March 21). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Mar) | - | - |
| Afternoon (21 Mar) | 2.5ft (0.8m) | 9s |
| Evening (21 Mar) | 2.5ft (0.7m) | 9s |
Table - waves today at Maresias. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 21 | Sunday 22 | Monday 23 | Tuesday 24 | |||||||||||||||||||||
| 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 | 0 AM | 3 AM | 6 AM | 9 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 5 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 95 | 95 | 76 | 74 | 73 | 71 | 71 | 74 | 76 | 76 | 77 | 77 | 74 | 70 | 70 | 68 | 67 | 65 | 64 | 50 | 48 | 35 | 28 | 28 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | cross- on | cross- off | cross- off | cross- off | off | cross- off | glass | on | cross- on | cross- off | cross- off | cross- off | cross- off | off | glass | cross- on | cross- on | cross- off | cross- off | cross- off | cross- off | off | glass |
High Tide / height (m) | 4:00PM 1.23 | 4:08AM 1.01 | 4:38PM 1.14 | 4:32AM 0.92 | 5:20PM 1.00 | 4:56AM 0.84 | ||||||||||||||||||
Low Tide / height (m) | 10:10AM 0.17 | 10:50PM 0.24 | 10:32AM 0.20 | 11:26PM 0.41 | 10:44AM 0.24 | 12:12AM 0.58 | ||||||||||||||||||
Saturday 21 | Sunday 22 | Monday 23 | Tuesday 24 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:05 | - | - | - | - | - | - | - | 6:05 | - | - | - | - | - | - | - | 6:07 |
| Sunset | - | - | 6:12 | - | - | - | - | - | - | - | 6:10 | - | - | - | - | - | - | - | 6:09 | - | - | - | - | - |
 |  | |  | | | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 27 | 26 | 25 | 23 | 22 | 22 | 22 | 27 | 28 | 29 | 25 | 23 | 23 | 22 | 21 | 25 | 27 | 27 | 24 | 22 | 22 | 21 | 21 | 26 |
| Feels °C (?) | 29 | 29 | 29 | 25 | 24 | 25 | 24 | 30 | 30 | 31 | 28 | 25 | 25 | 24 | 23 | 27 | 28 | 29 | 26 | 24 | 24 | 23 | 23 | 29 |
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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
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