Maresias Surf Break

Maresias 48 hour detailed Surf Forecast

Lat Long: 23.81° S 45.54° W

Issued: 8 pm 19 Jun 2026 (local time)

Forecast update in  hr  min

Today's Maresias sea temperature is
21.7° C

Normal for this time of year

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):

  • Morning surf: Morning surf (20 Jun, local time) - 3.5ft (1.0m), 12s period with S swell.
  • 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 3AM is: 1.2m 13s primary swell from a South direction (forecast issued at 08:00pm June 19). An open ocean swell of 0.8m 6s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 2.

Time (-03) & DateWave HeightWave Period
Morning (20 Jun)3.5ft (1.0m)12s
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

Some drizzle, heaviest during Sat night. Warm (max 28°C on Mon afternoon, min 17°C on Sun afternoon). Wind will be generally light.

Fri
19
Saturday
20
Sunday
21
Monday
22
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
Rating
(10 max)
3
3
3
2
2
2
1
2
1
0
0
0
0
0
0
1
2
2
2
2
1
1
1
1
Swell
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)
1.6
S
13
1.5
S
13
1.4
S
13
1.2
S
13
1.1
S
12
1
S
12
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
1.4
SSW
8
1.5
SSW
8
1.4
SSW
8
1.4
S
8
1.3
S
9
1.2
S
8
1.1
S
8
1.1
S
8
0.7
S
8
0.7
S
8
Wave Graph
Metric surfscale
Energy kJ
915
772
653
466
368
290
232
177
169
123
119
86
85
82
250
286
284
283
247
201
165
157
66
66
Wind (km/h)
15
NE
15
NNE
10
NNE
10
N
10
N
5
NNE
5
SSW
5
SSE
5
N
20
WSW
10
SW
10
SW
10
SW
10
SW
10
SSW
10
SSW
5
E
10
NE
10
NE
10
NNE
10
NNE
10
NNE
10
ENE
5
ENE
Wind State
cross-off
cross-off
cross-off
off
off
off
cross-on
glassy
glassy
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
glassy
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
5:58PM0.87m
5:17AM0.98m
6:36PM0.81m
6:07AM0.93m
7:20PM0.77m
7:09AM0.86m
Low Tide
00:29AM0.60m
1:02PM0.25m
1:15AM0.59m
1:58PM0.34m
2:16AM0.56m
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
cloud
light rain
cloud
part cloud
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
<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
 mm
1
Temp °C
19
19
19
19
19
23
27
24
20
20
20
19
19
20
21
20
17
17
17
17
17
21
27
28
Feels °C
18
18
18
18
18
23
27
26
22
19
21
20
20
20
21
20
18
17
17
17
17
21
27
29
Swell 1
Height (m)
Direction
Period (s)
1.6
S
13
1.5
S
13
1.4
S
13
1.2
S
13
1.1
S
12
1
S
12
0.9
S
12
0.8
S
12
0.8
E
7
0.7
S
11
0.7
S
11
0.6
S
11
0.6
S
11
0.6
S
11
1.4
SSW
8
1.5
SSW
8
1.4
SSW
8
1.4
S
8
1.3
S
9
1.2
S
8
1.1
S
8
1.1
S
8
0.7
S
8
0.7
S
8
Energy kJ
915
772
653
466
368
290
232
177
56
123
119
86
85
82
250
286
284
283
247
201
165
157
66
66
Swell 2
Height (m)
Direction
Period (s)
0.2
ESE
10
0.4
ESE
10
0.4
ESE
10
0.8
E
6
0.8
E
6
0.8
ESE
6
0.8
ESE
7
0.8
ESE
7
0.8
S
12
0.7
E
6
0.6
E
6
0.5
E
6
0.5
E
6
0.5
E
6
0.7
E
10
0.7
E
9
0.7
E
9
0.5
E
7
0.5
E
7
0.4
E
7
0.6
E
10
0.5
E
10
0.7
SSW
8
0.5
S
8
Energy kJ
10
33
33
41
44
55
60
60
169
40
29
19
19
20
94
81
81
25
26
17
65
45
58
29
Swell 3
Height (m)
Direction
Period (s)
0.2
E
8
0.4
ESE
10
0.4
ESE
10
0.4
ESE
9
0.4
ESE
9
0.4
ESE
9
0.4
ESE
9
0.4
ESE
10
0.4
ESE
10
0.5
E
10
0.4
ESE
10
0.4
ESE
10
0.4
SE
9
0.6
E
9
0.6
E
9
0.4
ESE
9
0.4
ESE
9
0.4
ESE
10
0.1
S
16
0.1
S
16
0.5
E
9
0.1
S
14
Energy kJ
5
32
31
29
29
28
29
33
34
52
33
33
22
61
61
29
29
30
5
5
43
4
Wind waves
Height (m)
Direction
Period (s)
0.9
E
6
0.9
E
6
0.9
E
6
0.5
WSW
3
0.8
WSW
4
0.8
WSW
4
1
SW
5
1
SW
5
1.2
SW
8
0.2
ENE
3
0.3
ENE
3
0.4
ENE
3
0.9
E
9
Energy kJ
52
52
50
5
18
18
41
53
187
1
2
3
139
Nearest Offshore or Glassy
Rating
(10 max)
3
3
3
2
2
2
2
2
1
1
1
1
1
1
1
2
2
2
2
2
1
1
1
1
Distance (km)
0
0
0
0
0
0
8
0
0
26
58
50
37
37
26
26
0
0
0
0
0
0
0
0
Best forecast wave conditions in São Paulo
Rating
(10 max)
3
3
3
3
2
2
2
2
2
1
1
1
2
2
1
2
2
2
2
2
2
2
1
2
Best forecast wave conditions in Brazil
Rating
(10 max)
4
4
4
4
3
3
3
2
2
2
2
2
3
2
1
2
2
2
2
2
2
2
2
2
Header Global
Rating
(10 max)
4
6
5
5
5
5
5
5
8
9
9
9
8
8
6
8
8
7
6
8
6
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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