Maresias Surf Break

Maresias 48 hour detailed Surf Forecast

Lat Long: 23.81° S 45.54° W

Issued: 2 pm 20 Jun 2026 (local time)

Forecast update in  hr  min

Today's Maresias sea temperature is
21.8° C

Slightly warmer than usual

Maresias surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Maresias today (20 Jun):

  • Afternoon surf: Afternoon surf (20 Jun, local time) - 2.5ft (0.8m), 12s period with S swell.
  • Evening surf: Evening surf (20 Jun, local time) - 2.5ft (0.7m), 11s period with S swell.

The current surf forecast for Maresias at 5PM is: 0.8m 12s primary swell from a South direction (forecast issued at 02:00pm June 20). An open ocean swell of 0.7m 7s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (-03) & DateWave HeightWave Period
Morning (20 Jun)--
Afternoon (20 Jun)2.5ft (0.8m)12s
Evening (20 Jun)2.5ft (0.7m)11s

Table - waves today at Maresias. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 2mm), mostly falling on Sat night. Warm (max 28°C on Mon afternoon, min 17°C on Sun night). Wind will be generally light.

Sat
20
Sunday
21
Monday
22
Tue
23
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
6 AM
9 AM
Rating
(10 max)
1
2
2
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
0
0
1
1
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
S
12
0.8
S
12
0.8
S
12
0.7
S
11
0.7
S
11
0.6
S
11
0.6
S
11
0.6
S
11
1.2
SSW
7
1.2
SSW
8
1.2
SSW
8
1.1
S
8
1.1
S
8
1
S
9
0.6
S
9
0.9
S
8
0.8
S
8
0.7
S
8
0.6
S
8
0.6
S
9
0.6
S
8
0.6
S
8
0.6
S
10
0.6
S
10
Wave Graph
Metric surfscale
Energy kJ
232
177
171
123
119
86
85
82
147
169
173
142
138
150
53
116
88
68
51
55
42
41
71
71
Wind (km/h)
10
SSW
5
ESE
5
NE
25
WSW
10
WSW
10
SW
10
WSW
10
SW
10
SSW
10
SSW
5
ENE
10
NE
10
NE
10
NNE
10
NNE
5
NNE
10
ENE
10
ENE
15
NNE
15
NNE
10
N
10
N
10
W
15
WSW
Wind State
cross-on
glassy
glassy
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
cross
cross-on
High Tide
6:36PM0.81m
6:07AM0.93m
7:20PM0.77m
7:09AM0.86m
8:17PM0.75m
8:39AM0.81m
Low Tide
1:02PM0.25m
1:15AM0.59m
1:58PM0.34m
2:16AM0.56m
3:01PM0.41m
3:24AM0.50m
clear
part cloud
cloud
light rain
rain showers
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:43
6:43
6:43
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:22
5:22
5:23
5:23
 mm
1
1
Temp °C
26
24
20
19
18
18
18
19
21
19
18
17
17
17
17
21
27
28
23
23
23
23
21
20
Feels °C
25
25
22
18
19
19
19
20
21
19
19
18
17
17
17
21
27
28
23
22
22
23
21
21
Swell 1
Height (m)
Direction
Period (s)
0.9
S
12
0.8
ESE
7
0.8
S
12
0.7
S
11
0.7
S
11
0.6
S
11
0.6
S
11
0.6
S
11
1.2
SSW
7
1.2
SSW
8
1.2
SSW
8
1.1
S
8
1.1
S
8
1
S
9
0.7
SSW
7
0.9
S
8
0.8
S
8
0.7
S
8
0.6
S
8
0.6
S
9
0.9
E
6
0.8
E
6
0.8
E
6
0.8
E
6
Energy kJ
232
60
171
123
119
86
85
82
147
169
173
142
138
150
48
116
88
68
51
55
49
44
52
54
Swell 2
Height (m)
Direction
Period (s)
0.8
ESE
7
0.8
S
12
0.7
E
7
0.6
E
6
0.5
E
6
0.5
E
6
0.5
E
6
0.5
E
10
0.6
E
10
0.7
E
10
0.5
E
7
0.5
E
7
0.7
E
9
0.7
E
9
0.6
S
9
0.6
E
9
0.1
S
15
0.2
SSE
8
0.5
E
9
0.5
E
9
0.6
S
8
0.6
S
8
0.6
S
10
0.6
S
10
Energy kJ
60
177
43
30
20
19
20
50
70
90
25
24
83
81
53
62
4
6
43
42
42
41
71
71
Swell 3
Height (m)
Direction
Period (s)
0.4
ESE
9
0.4
ESE
10
0.4
ESE
9
0.4
ESE
10
0.4
ESE
10
0.5
E
10
0.5
E
10
0.4
E
6
0.4
S
11
0.6
E
10
0.5
E
9
0.5
E
9
0.1
S
16
0.1
S
16
0.5
E
8
0.1
S
16
0.1
S
15
0.1
S
14
0.3
SSE
7
0.4
SSE
7
0.5
E
9
0.5
E
9
0.4
ESE
9
0.4
ESE
9
Energy kJ
29
30
29
33
34
52
51
12
36
65
44
44
5
5
31
5
4
4
10
17
42
41
29
29
Wind waves
Height (m)
Direction
Period (s)
0.4
WSW
3
0.7
SW
4
0.7
SW
4
0.8
SW
4
0.9
SW
7
0.4
NE
3
0.4
ENE
3
0.4
ENE
4
0.8
E
9
1.1
E
4
1.1
ENE
5
1
E
5
1.3
ENE
6
0.2
NNW
3
0.5
W
3
0.9
SW
4
Energy kJ
2
17
17
26
63
2
4
4
113
44
64
55
108
1
4
24
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
26
0
0
26
17
17
25
26
26
26
4
0
0
0
0
0
0
0
4
4
0
0
8
50
Best forecast wave conditions in São Paulo
Rating
(10 max)
2
2
2
1
1
1
2
1
1
1
2
2
2
2
1
1
2
1
1
1
1
1
1
1
Best forecast wave conditions in Brazil
Rating
(10 max)
3
2
2
2
2
3
2
1
1
1
2
2
2
2
2
2
2
1
2
1
1
2
4
4
Header Global
Rating
(10 max)
5
5
5
9
9
9
8
8
7
7
7
6
6
6
7
7
5
5
5
5
5
6
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
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