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Surf Forecasts:
Maresias surfForecast / São Paulo / Brazil
48hr Weather and Surf, issued 2 pm Wednesday 13 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
24.6° C
(Which is 1.3°C warmer than normal for this time of year)How big are the waves at Maresias today?
The current surf forecast for Maresias at 7PM is: 1.6m 13s primary swell from a South direction (forecast issued at 02:00pm May 13). An open ocean swell of 0.3m 9s is not directed at the surf break. The wind direction is predicted to be glassy and the swell rating is 3.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 May) | - | - |
| Afternoon (13 May) | 5.5ft (1.7m) | 13s |
| Evening (13 May) | 5ft (1.5m) | 12s |
Table - waves today at Maresias. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 2mm), mostly falling on Fri night. Warm (max 23°C on Thu morning, min 18°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wed 13 | Thursday 14 | Friday 15 | Sat 16 | |||||||||||||||||||||
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 | 12 AM | 3 AM | 6 AM | 9 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | |
1237 | 961 | 826 | 678 | 646 | 553 | 544 | 517 | 394 | 1321 | 1451 | 1309 | 1252 | 1107 | 961 | 917 | 775 | 787 | 750 | 636 | 529 | 418 | 396 | 387 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | glassy | glassy | glassy | glassy | glassy | glassy | cross-on | on | glassy | glassy | glassy | glassy | cross | cross-on | cross-on | cross-on | glassy | cross-on | cross-off | glassy | glassy | glassy | |
High Tide | 12:26PM1.06m | 1:06AM1.04m | 1:09PM1.14m | 1:33AM1.02m | 1:52PM1.20m | 1:59AM0.99m | ||||||||||||||||||
Low Tide | 6:58PM0.09m | 7:16AM0.20m | 7:46PM0.10m | 7:54AM0.14m | 8:34PM0.15m | 8:31AM0.09m | ||||||||||||||||||
 |  |  | | | | | |  | | |  | | | | | | | |  | | | | | |
 | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:28 | — |
 | — | 5:28 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — | — | 5:27 | — | — | — | — | — | 5:27 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | |
Temp °C | 24 | 22 | 19 | 18 | 18 | 18 | 18 | 21 | 23 | 22 | 20 | 19 | 19 | 19 | 18 | 21 | 20 | 20 | 20 | 20 | 20 | 19 | 19 | 21 |
24 | 22 | 21 | 19 | 19 | 18 | 18 | 22 | 23 | 23 | 23 | 21 | 21 | 21 | 19 | 23 | 21 | 22 | 23 | 22 | 22 | 21 | 21 | 23 | |
Swell 1 Height (m) Direction Period (s) | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 |
 kJ | 1237 | 961 | 826 | 678 | 646 | 553 | 544 | 517 | 369 | 1321 | 1451 | 1309 | 1252 | 1107 | 961 | 917 | 775 | 787 | 750 | 636 | 529 | 418 | 396 | 387 |
Swell 2 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | S 14 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | SW 4 | E 8 | E 8 | E 6 |
| kJ | 25 | 25 | 14 | 14 | 14 | 14 | 13 | 13 | 394 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 5 | 5 | 5 | 3 | 10 | 10 | 3 |
Swell 3 Height (m) Direction Period (s) | ESE 15 | ESE 14 | ESE 14 | ESE 14 | ESE 14 | ESE 14 | ESE 14 | ESE 14 | E 8 | ESE 14 | ESE 13 | ESE 13 | SE 13 | SE 13 | SE 14 | SE 14 | SE 13 | SE 13 | SE 13 | SE 13 | E 8 | SE 13 | SE 13 | E 8 |
| kJ | 21 | 21 | 21 | 21 | 20 | 19 | 19 | 18 | 13 | 18 | 18 | 18 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 5 | 7 | 7 | 4 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SW 3 | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 59 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 66 | 91 | 0 | 0 | 0 | 0 | 8 | 11 | 26 | 26 | 0 | 26 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in São Paulo | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
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