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Surf Forecasts:
Maresias surfForecast / São Paulo / Brazil
48hr Weather and Surf, issued 2 am Monday 25 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
23.2° C
(Which is slightly warmer than usual)How big are the waves at Maresias today?
The current surf forecast for Maresias at 9AM is: 1.2m 10s primary swell from a South direction (forecast issued at 02:00am May 25). An open ocean swell of 0.2m 5s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 May) | 4ft (1.2m) | 10s |
| Afternoon (25 May) | 4.5ft (1.3m) | 8s |
| Evening (25 May) | 3ft (0.9m) | 17s |
Table - waves today at Maresias. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 13mm), heaviest on Tue afternoon. Warm (max 25°C on Tue morning, min 18°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 25 | Tuesday 26 | Wednesday 27 | ||||||||||||||||||||||
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 | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
S 11 | S 11 | S 11 | S 10 | S 9 | S 8 | SSE 18 | SSE 17 | SSE 16 | SSE 16 | S 15 | S 14 | S 14 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | SSW 6 | S 8 | |
329 | 326 | 319 | 284 | 288 | 234 | 246 | 522 | 823 | 1038 | 1154 | 1092 | 912 | 806 | 673 | 546 | 423 | 344 | 280 | 220 | 163 | 154 | 121 | 393 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross | cross-on | glassy | glassy | cross-off | cross-off | cross-off | cross-off | glassy | cross-on | cross | off | cross-off | cross-off | glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 10:11AM0.82m | 11:51PM0.84m | 11:34AM0.89m | 00:09AM0.87m | 12:24PM0.96m | |||||||||||||||||||
Low Tide | 4:43AM0.54m | 5:07PM0.33m | 5:30AM0.44m | 5:56PM0.32m | 6:11AM0.34m | 6:39PM0.32m | ||||||||||||||||||
 | |  |  | | | |  | | | | | | |  | | |  | |  |  |  | |  | |
 | — | — | 6:33 | — | — | — | — | — | — | — | 6:33 | — | — | — | — | — | — | — | 6:33 | — | — | — | — | — |
 | — | — | — | — | — | 5:23 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:22 | — | — |
1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 2 | 1 | — | — | — | 3 | 2 | 1 | 1 | |
Temp °C | 21 | 20 | 20 | 20 | 22 | 21 | 20 | 20 | 20 | 20 | 20 | 22 | 25 | 25 | 21 | 21 | 21 | 21 | 20 | 21 | 20 | 20 | 19 | 19 |
23 | 21 | 21 | 22 | 24 | 23 | 23 | 22 | 22 | 22 | 22 | 25 | 27 | 28 | 24 | 24 | 23 | 23 | 21 | 22 | 20 | 20 | 19 | 19 | |
Swell 1 Height (m) Direction Period (s) | S 11 | S 11 | S 11 | S 10 | S 9 | S 8 | S 8 | S 8 | SSE 16 | SSE 16 | S 15 | S 14 | S 14 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | SE 7 |
 kJ | 329 | 326 | 319 | 284 | 288 | 234 | 201 | 161 | 823 | 1038 | 1154 | 1092 | 912 | 806 | 673 | 546 | 423 | 344 | 280 | 220 | 163 | 154 | 116 | 8 |
Swell 2 Height (m) Direction Period (s) | E 6 | E 5 | E 5 | E 5 | E 5 | S 10 | SSE 18 | SSE 17 | SSE 8 | SSE 8 | SSE 8 | E 12 | E 12 | SE 12 | SSE 7 | SE 7 | SE 7 | E 4 | E 5 | SE 7 | SE 7 | SE 7 | SE 6 | E 8 |
| kJ | 9 | 5 | 5 | 2 | 2 | 33 | 246 | 522 | 128 | 123 | 75 | 12 | 3 | 6 | 37 | 27 | 27 | 9 | 10 | 19 | 18 | 13 | 6 | 10 |
Swell 3 Height (m) Direction Period (s) | ESE 6 | E 8 | E 8 | E 8 | SSE 19 | SSE 19 | SSE 10 | S 10 | S 10 | S 10 | — | E 12 | E 12 | E 12 | SE 12 | E 8 | E 8 | SE 7 | SE 7 | E 5 | E 5 | E 5 | E 5 | E 11 |
| kJ | 3 | 1 | 1 | 1 | 37 | 70 | 35 | 48 | 68 | 66 | — | 12 | 3 | 3 | 6 | 5 | 5 | 27 | 27 | 8 | 8 | 5 | 5 | 2 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | E 4 | — | — | E 4 | SE 8 | SE 8 | ESE 8 | ENE 4 | ENE 4 | E 4 | ENE 4 | — | WSW 3 | SW 4 | SSW 5 | SSW 6 | S 8 |
| kJ | — | — | — | — | — | — | — | 2 | — | — | 9 | 125 | 86 | 81 | 20 | 17 | 13 | 16 | — | 10 | 29 | 50 | 121 | 393 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 26 | 26 | 26 | 8 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 10 | 0 | 0 | 0 | 0 | 47 | 26 | 371 | 492 | 48 | 48 |
Best forecast wave conditions in São Paulo | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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