- Forecast
- Maps
- Live
- Weather State
- Spot Information
Surf Forecasts:
Maresias surfForecast / São Paulo / Brazil
48hr Weather and Surf, issued 8 am Thursday 28 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
23.0° C
(Which is slightly warmer than usual)How big are the waves at Maresias today (28 May):
- Morning surf: Morning surf (28 May, local time) - 5.5ft (1.7m), 9s period with S swell.
- Afternoon surf: Afternoon surf (28 May, local time) - 5ft (1.5m), 9s period with S swell.
- Evening surf: Evening surf (28 May, local time) - 4.5ft (1.4m), 8s period with S swell.
The current surf forecast for Maresias at 1PM is: 1.5m 9s primary swell from a South direction (forecast issued at 08:00am May 28). An open ocean swell of 0.2m 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 (28 May) | 5.5ft (1.7m) | 9s |
| Afternoon (28 May) | 5ft (1.5m) | 9s |
| Evening (28 May) | 4.5ft (1.4m) | 8s |
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 22°C on Fri morning, min 17°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 28 | Friday 29 | Saturday 30 | Sun 31 | |||||||||||||||||||||
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 10 | S 9 | S 9 | S 9 | S 8 | S 8 | S 8 | S 8 | SSE 9 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 7 | SSE 7 | SE 7 | SE 7 | SSE 9 | SSE 8 | SSE 10 | SSE 10 | SSE 10 | SSE 11 | SSE 11 | |
589 | 484 | 363 | 328 | 304 | 260 | 187 | 153 | 108 | 130 | 151 | 122 | 110 | 70 | 68 | 53 | 50 | 94 | 108 | 175 | 286 | 410 | 521 | 572 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross | cross-on | cross-on | glassy | glassy | glassy | glassy | glassy | glassy | cross-on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | glassy | glassy | glassy | cross-off | cross-off | cross-off | off | |
High Tide | 1:05PM1.02m | 1:01AM0.93m | 1:42PM1.06m | 1:29AM0.95m | 2:16PM1.08m | 1:56AM0.96m | ||||||||||||||||||
Low Tide | 6:48AM0.25m | 7:19PM0.32m | 7:22AM0.17m | 7:56PM0.32m | 7:56AM0.12m | 8:32PM0.34m | ||||||||||||||||||
 |  | | |  | | | | | |  | | | | | |  | |  | | | | | | |
 | 6:35 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — | 6:35 |
 | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:22 | — | — | — | 5:22 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 16 | 19 | 21 | 21 | 18 | 17 | 17 | 17 | 17 | 20 | 22 | 21 | 19 | 18 | 17 | 18 | 18 | 20 | 21 | 21 | 19 | 17 | 17 | 17 |
16 | 20 | 21 | 22 | 20 | 18 | 18 | 18 | 18 | 21 | 22 | 22 | 20 | 19 | 17 | 19 | 19 | 22 | 22 | 22 | 20 | 17 | 17 | 18 | |
Swell 1 Height (m) Direction Period (s) | S 10 | S 9 | S 9 | S 9 | S 8 | S 8 | S 8 | S 8 | SSE 9 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SSE 7 | SSE 7 | SE 7 | SE 7 | SSE 9 | SSE 8 | SSE 10 | SSE 10 | SSE 10 | SSE 11 | SSE 11 |
 kJ | 589 | 484 | 363 | 328 | 304 | 260 | 187 | 153 | 108 | 130 | 151 | 122 | 110 | 70 | 68 | 53 | 50 | 94 | 108 | 175 | 286 | 410 | 521 | 572 |
Swell 2 Height (m) Direction Period (s) | E 7 | E 8 | E 7 | E 7 | E 7 | E 7 | SE 7 | ESE 7 | S 8 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | S 9 | S 9 | SSE 9 | SSE 9 | SE 13 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 |
| kJ | 4 | 4 | 4 | 4 | 4 | 1 | 2 | 5 | 72 | 16 | 15 | 14 | 13 | 15 | 14 | 28 | 29 | 7 | 1 | 1 | 1 | 1 | 1 | 1 |
Swell 3 Height (m) Direction Period (s) | E 11 | — | SE 7 | E 10 | SE 8 | E 10 | E 7 | SE 13 | SSE 13 | SE 7 | SE 7 | SE 7 | E 7 | SSE 11 | SSE 11 | E 7 | E 7 | E 7 | E 7 | — | — | — | SE 16 | — |
| kJ | 2 | — | 2 | 2 | 2 | 2 | 1 | 7 | 16 | 2 | 2 | 2 | 1 | 13 | 12 | 1 | 1 | 1 | 1 | — | — | — | 10 | — |
Wind waves Height (m) Direction Period (s) | — | WNW 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 8 | 26 | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 19 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in São Paulo | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
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.
Nearest