Maresias surf break

Maresias surfForecast / São Paulo / Brazil

information circle48hr Weather and Surf, issued 2 am Tuesday 12 May 2026 -03
Forecast 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 10AM is: 2.5m 14s primary swell from a South direction (forecast issued at 02:00am 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-shore.

Time (-03) & DateWave HeightWave 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 Forecast

Mostly 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
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
Rating
(10 max)
5
5
5
5
3
3
4
4
4
4
4
4
3
3
3
3
3
3
3
2
2
3
3
4
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
3
S
16
2.5
S
15
2.5
S
15
2.5
S
14
2.5
S
14
2.5
S
14
2.5
S
14
2.5
S
14
2.4
S
14
2.3
S
14
2.1
S
13
2
S
13
1.9
S
13
1.7
S
13
1.6
S
13
1.5
S
12
1.5
S
12
1.4
S
12
1.4
S
12
1.4
S
12
0.9
S
14
1.7
S
14
1.9
S
14
1.9
S
14
Wave Graph
Metric surfscale
Energy kJ
3698
3178
3051
3009
2753
2714
2677
2452
2166
1894
1556
1391
1237
961
826
681
646
553
544
517
302
1191
1468
1407
Wind (km/h)
5
NW
5
N
5
N
5
ENE
5
ESE
5
SE
10
NE
10
NNE
10
NNE
5
NNE
5
N
5
SW
10
SSW
5
SSW
5
N
5
NNW
5
NNW
5
WNW
5
WNW
10
WSW
10
SSW
10
SSW
5
WSW
5
WNW
glassy
glassy
glassy
cross-off
cross-on
cross-on
cross-off
cross-off
cross-off
off
glassy
glassy
on
glassy
glassy
glassy
glassy
glassy
cross-off
cross-on
cross-on
cross-on
cross-on
glassy
High Tide
11:37AM0.95m
00:37AM1.03m
12:26PM1.06m
1:06AM1.04m
1:09PM1.14m
Low Tide
5:51AM0.36m
6:08PM0.13m
6:35AM0.28m
6:58PM0.09m
7:16AM0.20m
7:46PM0.10m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:26
6:28
6:28
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:29
5:28
5:28
Temp °C
14
13
13
18
21
21
16
16
16
17
17
21
23
22
19
18
19
18
18
21
23
21
19
19
14
13
12
18
20
20
15
15
15
17
17
22
23
23
21
19
21
19
19
22
24
22
20
21
Swell 1
Height (m)
Direction
Period (s)
3
S
16
2.5
S
15
2.5
S
15
2.5
S
14
2.5
S
14
2.5
S
14
2.5
S
14
2.5
S
14
2.4
S
14
2.3
S
14
2.1
S
13
2
S
13
1.9
S
13
1.7
S
13
1.6
S
13
1.5
S
12
1.5
S
12
1.4
S
12
1.4
S
12
1.4
S
12
1.1
S
11
1.7
S
14
1.9
S
14
1.9
S
14
Energy kJ
3698
3178
3051
3009
2753
2714
2677
2452
2166
1894
1556
1391
1237
961
826
681
646
553
544
517
284
1191
1468
1407
Swell 2
Height (m)
Direction
Period (s)
0.4
E
9
0.4
E
9
0.4
E
9
0.4
E
9
0.4
E
9
0.4
E
9
0.4
E
9
0.5
E
9
0.2
ESE
16
0.2
ESE
16
0.4
ENE
9
0.4
E
9
0.4
E
9
0.4
E
9
0.4
E
9
0.4
E
9
0.4
E
9
0.4
E
9
0.3
E
9
0.3
E
9
0.9
S
14
0.4
E
8
0.4
E
8
0.4
E
8
Energy kJ
24
23
23
23
23
23
24
40
24
24
27
25
25
25
25
25
24
24
13
13
302
22
22
22
Swell 3
Height (m)
Direction
Period (s)
0.1
SE
16
0.1
SE
16
0.2
ESE
16
0.2
ESE
16
0.2
ESE
16
0.2
ESE
15
0.2
ESE
15
0.2
ESE
15
0.2
ESE
14
0.2
ESE
14
0.3
SE
14
0.2
ESE
14
0.2
ESE
14
0.2
ESE
14
0.2
ESE
14
0.3
E
8
0.2
ESE
14
0.2
ESE
13
0.2
ESE
13
Energy kJ
10
10
25
24
24
22
21
21
21
21
33
20
19
19
18
13
18
18
18
Wind waves
Height (m)
Direction
Period (s)
0.5
E
9
0.5
E
9
0.6
ENE
9
Energy kJ
41
41
65
Nearest Offshore or Glassy
Rating
(10 max)
5
5
5
5
4
4
4
4
4
4
4
4
3
3
3
3
3
3
3
2
2
3
4
4
Distance (km)
0
0
0
0
19
19
0
0
0
0
0
0
63
0
0
0
0
0
0
25
26
26
10
0
Best forecast wave conditions in São Paulo
Rating
(10 max)
5
5
5
5
4
4
4
4
4
4
4
4
4
3
3
3
3
3
3
2
2
3
4
4
Best forecast wave conditions in Brazil
Rating
(10 max)
5
5
5
5
4
4
4
5
5
4
4
4
4
4
4
4
3
3
3
3
3
3
4
4
Header Global
Rating
(10 max)
9
5
9
8
8
9
9
9
9
9
7
6
7
6
8
9
9
5
5
5
5
5
5
5
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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 locationNearest
Nearest locationNearest
Nearest locationNearest