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Surf Forecasts:
Maresias surfForecast / São Paulo / Brazil
48hr Weather and Surf, issued 8 am Tuesday 12 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
24.8° 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 5PM is: 2.5m 14s primary swell from a South direction (forecast issued at 08:00am May 12). An open ocean swell of 0.4m 9s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 May) | 8ft (2.5m) | 14s |
| Afternoon (12 May) | 8ft (2.5m) | 14s |
| Evening (12 May) | 8ft (2.5m) | 14s |
Table - waves today at Maresias. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 23°C on Wed morning, min 16°C on Tue afternoon). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 12 | Wednesday 13 | Thursday 14 | Fri 15 | |||||||||||||||||||||
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 | 12 AM | 3 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | 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 14 | S 13 | |
3051 | 3009 | 2753 | 2714 | 2677 | 2440 | 2166 | 1894 | 1556 | 1391 | 1237 | 961 | 826 | 775 | 646 | 553 | 544 | 517 | 377 | 1175 | 1468 | 1329 | 1290 | 1124 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | glassy | cross-on | cross-on | cross-off | cross-off | cross-off | off | glassy | glassy | on | glassy | glassy | glassy | glassy | glassy | cross | cross-on | cross-on | cross-on | cross-on | glassy | glassy | cross | |
High Tide | 11:37AM0.95m | 00:37AM1.03m | 12:26PM1.06m | 1:06AM1.04m | 1:09PM1.14m | 1:33AM1.02m | ||||||||||||||||||
Low Tide | 5:51AM0.36m | 6:08PM0.13m | 6:35AM0.28m | 6:58PM0.09m | 7:16AM0.20m | 7:46PM0.10m | ||||||||||||||||||
 |  | | | | | |  | | |  |  | | | | | | | | | | | | | |
 | 6:26 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | 6:28 |
 | — | — | — | 5:29 | — | — | — | — | — | — | — | 5:28 | — | — | — | — | — | — | — | 5:28 | — | — | — | 5:27 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 18 | 21 | 21 | 16 | 16 | 16 | 17 | 17 | 22 | 23 | 22 | 19 | 19 | 18 | 18 | 18 | 21 | 22 | 21 | 19 | 18 | 18 | 18 |
12 | 18 | 20 | 20 | 15 | 15 | 15 | 17 | 17 | 23 | 23 | 23 | 21 | 21 | 20 | 19 | 19 | 22 | 23 | 22 | 20 | 20 | 20 | 19 | |
Swell 1 Height (m) Direction Period (s) | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | 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 14 | S 13 |
 kJ | 3051 | 3009 | 2753 | 2714 | 2677 | 2440 | 2166 | 1894 | 1556 | 1391 | 1237 | 961 | 826 | 775 | 646 | 553 | 544 | 517 | 338 | 1175 | 1468 | 1329 | 1290 | 1124 |
Swell 2 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 9 | E 9 | ENE 9 | ESE 16 | ESE 16 | E 9 | E 9 | 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 |
| kJ | 23 | 23 | 23 | 23 | 24 | 26 | 24 | 24 | 26 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 13 | 13 | 377 | 12 | 22 | 22 | 22 | 12 |
Swell 3 Height (m) Direction Period (s) | — | — | SE 16 | SE 16 | ESE 16 | ESE 16 | ESE 16 | — | ESE 15 | ESE 15 | ESE 15 | ESE 14 | ESE 14 | SE 14 | ESE 14 | ESE 14 | ESE 14 | ESE 14 | E 8 | ESE 14 | ESE 13 | ESE 13 | SE 13 | SE 13 |
| kJ | — | — | 10 | 10 | 25 | 24 | 24 | — | 22 | 21 | 21 | 21 | 21 | 33 | 20 | 19 | 19 | 18 | 13 | 18 | 18 | 18 | 7 | 7 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | E 9 | E 9 | ENE 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | 41 | 41 | 47 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 19 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 188 | 0 | 0 | 0 | 0 | 0 | 5 | 25 | 26 | 26 | 10 | 0 | 0 | 4 |
Best forecast wave conditions in São Paulo | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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