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Surf Forecasts:
Maresias surfForecast / São Paulo / Brazil
48hr Weather and Surf, issued 8 am Thursday 30 Apr 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 slightly warmer than usual)How big are the waves at Maresias today?
The current surf forecast for Maresias at 3PM is: 1.1m 11s primary swell from a South direction and 0.7m 10s secondary swell from a East-southeast direction (forecast issued at 08:00am April 30). The wind direction is predicted to be onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Apr) | 4ft (1.2m) | 12s |
| Afternoon (30 Apr) | 3.5ft (1.1m) | 11s |
| Evening (30 Apr) | 3.5ft (1.1m) | 11s |
Table - waves today at Maresias. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 5mm), mostly falling on Sat night. Warm (max 32°C on Sat afternoon, min 21°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 30 | Friday 1 | Saturday 2 | Sun 3 | |||||||||||||||||||||
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 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 | S 9 | S 10 | S 12 | S 11 | S 13 | S 13 | S 13 | S 13 | |
472 | 389 | 298 | 287 | 282 | 277 | 212 | 200 | 159 | 125 | 125 | 121 | 90 | 90 | 89 | 62 | 61 | 45 | 98 | 87 | 83 | 117 | 117 | 117 | |
Wind (km/h) | ||||||||||||||||||||||||
off | cross-on | cross-on | on | cross-on | glassy | glassy | glassy | glassy | glassy | cross-on | cross | cross-off | cross-off | cross-off | off | off | off | cross | glassy | off | off | on | on | |
High Tide | 1:52PM1.14m | 1:58AM1.04m | 2:23PM1.15m | 2:20AM1.03m | 2:54PM1.14m | 2:42AM1.02m | ||||||||||||||||||
Low Tide | 7:50AM0.17m | 8:16PM0.19m | 8:17AM0.12m | 8:45PM0.24m | 8:43AM0.09m | 9:14PM0.29m | ||||||||||||||||||
 |  |  | |  | | |  | | | | | | | | | | | | | | | |  | |
 | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | 6:22 |
 | — | — | — | 5:36 | — | — | — | — | — | — | — | 5:35 | — | — | — | — | — | — | — | 5:35 | — | — | — | 5:34 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | |
Temp °C | 22 | 25 | 27 | 24 | 23 | 23 | 22 | 22 | 21 | 24 | 27 | 27 | 23 | 23 | 23 | 23 | 22 | 28 | 31 | 32 | 28 | 26 | 24 | 23 |
24 | 28 | 30 | 27 | 26 | 27 | 26 | 25 | 24 | 27 | 30 | 30 | 26 | 25 | 25 | 26 | 23 | 29 | 31 | 33 | 30 | 27 | 27 | 25 | |
Swell 1 Height (m) Direction Period (s) | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 10 | S 9 | E 5 | E 5 | S 12 | S 11 | S 13 | S 13 | S 13 | S 13 |
 kJ | 472 | 389 | 298 | 287 | 282 | 277 | 212 | 200 | 159 | 125 | 125 | 121 | 90 | 90 | 89 | 62 | 22 | 17 | 98 | 87 | 83 | 117 | 117 | 117 |
Swell 2 Height (m) Direction Period (s) | ESE 9 | ESE 9 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | E 10 | ESE 9 | ESE 9 | S 9 | S 10 | E 5 | E 5 | E 6 | E 6 | ESE 9 | ESE 9 |
| kJ | 88 | 88 | 94 | 100 | 56 | 58 | 86 | 86 | 82 | 57 | 57 | 56 | 55 | 48 | 35 | 29 | 61 | 45 | 19 | 14 | 15 | 16 | 28 | 27 |
Swell 3 Height (m) Direction Period (s) | ESE 11 | — | — | — | E 7 | E 7 | ENE 6 | ENE 6 | SE 4 | SE 4 | SE 4 | — | — | — | S 15 | S 13 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 6 | ESE 6 |
| kJ | 24 | — | — | — | 15 | 8 | 14 | 8 | 4 | 4 | 3 | — | — | — | 4 | 14 | 28 | 28 | 28 | 28 | 28 | 28 | 11 | 11 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | SSE 3 | — | — | — | — | — | — | SE 4 | E 4 | E 4 | E 4 | E 5 | ENE 5 | — | — | — | — | — | S 3 | S 5 |
| kJ | — | — | — | — | 5 | — | — | — | — | — | — | 4 | 12 | 19 | 22 | 20 | 32 | — | — | — | — | — | 5 | 46 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 4 | 19 | 19 | 19 | 0 | 0 | 0 | 0 | 0 | 19 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 0 | 0 | 0 | 10 | 26 |
Best forecast wave conditions in São Paulo | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
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