Maresias Surf Break

Maresias 48 hour detailed Surf Forecast

Lat Long: 23.81° S 45.54° W

Issued: 8 pm 02 Jul 2026 (local time)

Forecast update in  hr  min

Today's Maresias sea temperature is
21.4° 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 (03 Jul):

  • Morning surf: Morning surf (03 Jul, local time) - 1.5ft (0.4m), 18s period with SSE swell.
  • Afternoon surf: Afternoon surf (03 Jul, local time) - 1.5ft (0.5m), 17s period with S swell.
  • Evening surf: Evening surf (03 Jul, local time) - 4.5ft (1.3m), 9s period with SSW swell.

The current surf forecast for Maresias at 4AM is: 0.5m 9s primary swell from a South direction (forecast issued at 08:00pm July 02). An open ocean swell of 0.6m 8s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (-03) & DateWave HeightWave Period
Morning (03 Jul)1.5ft (0.4m)18s
Afternoon (03 Jul)1.5ft (0.5m)17s
Evening (03 Jul)4.5ft (1.3m)9s

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 9mm), mostly falling on Fri afternoon. Warm (max 22°C on Thu night, min 17°C on Sat afternoon). Wind will be generally light.

Thu
2
Friday
3
Saturday
4
Sunday
5
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)
1
1
1
1
1
0
0
0
0
2
2
2
2
2
1
3
3
3
3
3
4
3
2
2
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)
0.6
S
9
0.6
S
9
0.6
S
9
0.5
S
9
0.3
SSE
19
0.4
SSE
18
0.5
S
18
0.5
S
17
0.6
S
16
1.3
SSW
9
1.6
S
9
1.7
S
10
1.7
S
10
1.7
S
10
1.7
S
10
1.9
S
13
1.9
S
12
1.9
S
12
1.9
S
12
1.9
S
12
1.9
S
12
1.9
S
12
1.9
S
12
1.9
S
12
Wave Graph
Metric surfscale
Energy kJ
61
59
59
42
68
108
160
144
190
283
459
561
586
592
603
1181
1074
1109
1109
1039
1005
986
969
952
Wind (km/h)
10
NE
10
NNE
10
NNE
10
N
10
NNW
15
WSW
15
SW
15
SW
10
SSW
10
S
10
SSE
10
SSE
5
SSE
10
SSE
10
S
10
S
10
S
10
S
5
S
5
S
5
S
5
S
5
S
5
S
Wind State
cross-off
off
off
off
off
cross
cross-on
cross-on
on
on
cross-on
cross-on
on
cross-on
on
on
on
on
on
on
glassy
glassy
on
on
High Tide
4:18PM1.07m
3:58AM1.09m
4:51PM1.05m
4:36AM1.09m
5:27PM1.02m
5:17AM1.06m
Low Tide
10:42PM0.37m
10:59AM0.08m
11:20PM0.39m
11:42AM0.12m
00:04AM0.42m
12:30PM0.18m
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
light rain
light rain
light rain
light rain
light rain
light rain
rain showers
light rain
cloud
cloud
light rain
cloud
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:45
6:45
6:45
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:27
5:27
5:28
 mm
1
1
1
1
1
1
1
1
1
Temp °C
23
22
22
21
21
20
21
19
19
19
19
19
19
19
19
17
17
17
17
17
17
18
18
18
Feels °C
24
22
21
21
21
21
22
19
20
20
21
20
21
21
20
17
18
18
18
18
18
19
19
19
Swell 1
Height (m)
Direction
Period (s)
0.7
E
8
0.7
E
8
0.7
E
8
0.6
E
8
0.6
E
8
0.6
E
8
0.6
E
8
0.5
E
8
0.6
S
16
1.3
SSW
9
1.6
S
9
1.7
S
10
1.7
S
10
1.7
S
10
1.7
S
10
1.9
S
13
1.9
S
12
1.9
S
12
1.9
S
12
1.9
S
12
1.9
S
12
1.9
S
12
1.9
S
12
1.9
S
12
Energy kJ
60
60
61
46
46
46
46
34
190
283
459
561
586
592
603
1181
1074
1109
1109
1039
1005
986
969
952
Swell 2
Height (m)
Direction
Period (s)
0.6
S
9
0.6
S
9
0.6
S
9
0.5
S
9
0.6
S
9
0.6
S
9
0.6
S
9
0.5
S
9
0.6
S
9
0.7
S
16
0.7
S
15
0.9
S
14
0.9
S
14
0.9
S
13
1
S
13
0.5
E
8
0.5
E
9
0.5
E
9
0.5
E
9
0.4
E
9
0.4
E
9
0.4
E
9
0.4
E
9
0.4
E
9
Energy kJ
61
59
59
42
61
61
60
42
60
251
215
338
316
285
336
35
37
39
39
25
25
24
24
24
Swell 3
Height (m)
Direction
Period (s)
0.2
S
17
0.2
S
16
0.2
S
16
0.3
S
15
0.3
SSE
19
0.4
SSE
18
0.5
S
18
0.5
S
17
0.5
E
8
0.5
E
9
0.6
E
8
0.6
E
8
0.5
E
8
0.5
E
8
0.5
E
8
0.6
E
9
0.6
E
9
Energy kJ
22
21
20
40
68
108
160
144
35
36
51
50
34
34
34
52
59
Wind waves
Height (m)
Direction
Period (s)
0.2
ENE
2
0.5
W
3
0.7
WSW
4
0.6
SW
4
0.7
SSW
4
Energy kJ
1
4
11
9
16
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
2
2
2
2
3
3
3
3
3
4
3
3
3
Distance (km)
0
0
0
0
0
26
66
371
371
47
19
19
19
19
19
19
19
19
17
10
0
0
4
10
Best forecast wave conditions in São Paulo
Rating
(10 max)
1
1
1
1
1
1
1
1
1
2
3
3
3
3
3
4
3
3
4
4
3
3
Best forecast wave conditions in Brazil
Rating
(10 max)
1
1
1
1
1
3
3
4
4
4
4
4
4
4
3
3
3
4
3
3
4
4
3
4
Header Global
Rating
(10 max)
6
9
9
9
9
7
9
5
5
8
7
6
5
5
8
5
5
5
9
9
9
8
7
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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