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Surf Forecasts:
Maresias surfForecast / São Paulo / Brazil
48hr Weather and Surf, issued 8 pm Saturday 30 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
22.7° C
(Which is normal for this time of year)How big are the waves at Maresias today (31 May):
- Morning surf: Morning surf (31 May, local time) - 5ft (1.5m), 10s period with SSE swell.
- Afternoon surf: Afternoon surf (31 May, local time) - 4.5ft (1.4m), 10s period with SSE swell.
- Evening surf: Evening surf (31 May, local time) - 4ft (1.2m), 10s period with SSE swell.
The current surf forecast for Maresias at 4AM is: 1.6m 11s primary swell from a South-southeast direction (forecast issued at 08:00pm May 30). An open ocean swell of 0.1m 7s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 May) | 5ft (1.5m) | 10s |
| Afternoon (31 May) | 4.5ft (1.4m) | 10s |
| Evening (31 May) | 4ft (1.2m) | 10s |
Table - waves today at Maresias. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 3mm), mostly falling on Sat night. Warm (max 21°C on Sun morning, min 17°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Sat 30 | Sunday 31 | Monday 1 | Tuesday 2 | |||||||||||||||||||||
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 | 12 PM | 3 PM | |
Swell Height Map |   |    |    |    | ||||||||||||||||||||
SSE 10 | SSE 10 | SSE 11 | SSE 11 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SE 10 | SSE 10 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SE 10 | SE 10 | SE 10 | SE 10 | |
418 | 492 | 531 | 572 | 496 | 469 | 442 | 388 | 388 | 306 | 255 | 250 | 160 | 142 | 136 | 121 | 121 | 127 | 90 | 94 | 122 | 100 | 94 | 94 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | cross-off | cross | cross | cross-on | cross-on | cross-on | cross-on | glassy | glassy | glassy | glassy | glassy | glassy | on | on | glassy | glassy | glassy | glassy | glassy | cross | cross-on | cross-on | |
High Tide | 1:56AM0.96m | 2:49PM1.08m | 2:25AM0.97m | 3:21PM1.07m | 2:55AM0.98m | |||||||||||||||||||
Low Tide | 8:32PM0.34m | 8:30AM0.09m | 9:07PM0.36m | 9:04AM0.08m | 9:41PM0.38m | 9:42AM0.09m | ||||||||||||||||||
 |  | | | |  |  | |  | | | | |  | | | | | | | | | | | |
 | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — | — |
 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:22 | — | — | — | — | — | — | — | 5:22 |
1 | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 20 | 19 | 19 | 19 | 20 | 20 | 21 | 21 | 19 | 19 | 19 | 19 | 18 | 21 | 21 | 20 | 19 | 18 | 18 | 18 | 17 | 20 | 21 | 21 |
22 | 21 | 20 | 20 | 22 | 21 | 22 | 23 | 21 | 21 | 21 | 21 | 20 | 23 | 22 | 21 | 21 | 20 | 20 | 20 | 18 | 22 | 21 | 21 | |
Swell 1 Height (m) Direction Period (s) | SSE 10 | SSE 10 | SSE 11 | SSE 11 | SSE 11 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SE 10 | SSE 10 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SSE 9 | SE 10 | SE 10 | SE 10 | SE 10 |
 kJ | 418 | 492 | 531 | 572 | 496 | 469 | 442 | 388 | 388 | 306 | 255 | 250 | 160 | 142 | 136 | 121 | 121 | 127 | 90 | 94 | 122 | 100 | 94 | 94 |
Swell 2 Height (m) Direction Period (s) | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | — | E 7 | E 7 | E 6 | ESE 6 | ESE 6 | S 10 | S 10 | SSW 9 | SSW 9 | S 9 | S 9 | SE 11 | SE 11 | S 9 | S 8 | S 8 | S 8 |
| kJ | 1 | 1 | 1 | 1 | 1 | 1 | — | 1 | 1 | 20 | 13 | 13 | 92 | 45 | 29 | 28 | 26 | 26 | 43 | 43 | 23 | 22 | 21 | 45 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | E 7 | — | E 6 | — | S 16 | ESE 6 | ESE 6 | ESE 6 | SE 12 | E 6 | S 9 | S 9 | E 6 | E 6 | E 6 | E 6 |
| kJ | — | — | — | — | — | — | — | — | 1 | — | 21 | — | 5 | 13 | 12 | 7 | 35 | 6 | 25 | 24 | 3 | 3 | 3 | 3 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 8 | 13 | 26 | 26 | 26 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 66 | 66 | 0 | 0 | 0 | 0 | 0 | 4 | 26 | 26 |
Best forecast wave conditions in São Paulo | ||||||||||||||||||||||||
Best forecast wave conditions in Brazil | ||||||||||||||||||||||||
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