Maresias Surf Break

Maresias 48 hour detailed Surf Forecast

Lat Long: 23.81° S 45.54° W

Issued: 8 pm 04 Jul 2026 (local time)

Forecast update in  hr  min

Today's Maresias sea temperature is
21.8° C

1.0°C warmer than 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 (04 Jul):

  • Evening surf: Evening surf (04 Jul, local time) - 7ft (2.1m), 13s period with S swell.

The current surf forecast for Maresias at 11PM is: 2.1m 13s primary swell from a South direction (forecast issued at 08:00pm July 04). An open ocean swell of 0.4m 9s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (-03) & DateWave HeightWave Period
Morning (04 Jul)--
Afternoon (04 Jul)--
Evening (04 Jul)7ft (2.1m)13s

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 Tue afternoon. Warm (max 22°C on Mon morning, min 16°C on Sat night). Wind will be generally light.

Sat
4
Sunday
5
Monday
6
Tuesday
7
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
3
4
3
3
3
2
3
3
3
3
3
3
3
3
3
3
3
2
1
0
0
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)
2.1
S
12
2.1
S
13
2.1
S
13
2.1
S
12
2
S
12
2
S
12
1.9
S
12
1.9
S
11
1.8
S
11
1.8
S
11
1.7
S
11
1.6
S
11
1.6
S
11
1.5
S
11
1.5
S
11
1.4
S
11
0.9
SSE
18
0.9
SSE
18
0.8
S
17
1.3
SSE
10
1.2
SSE
10
1.2
SSE
10
1.1
SE
10
1.1
SE
10
Wave Graph
Metric surfscale
Energy kJ
1311
1442
1376
1269
1111
1092
969
920
769
755
663
577
566
505
514
466
522
510
351
314
281
256
216
216
Wind (km/h)
10
SSW
10
SW
5
SW
5
SW
0
S
10
SSW
5
S
5
E
10
S
5
ENE
5
NE
5
NNE
5
NE
5
NE
5
ESE
5
ESE
10
NE
10
NE
10
NNE
5
NNW
10
W
10
WSW
15
WSW
15
SW
Wind State
cross-on
cross-on
cross-on
cross-on
glassy
cross-on
glassy
glassy
on
cross-off
cross-off
glassy
glassy
cross-off
cross-on
glassy
cross-off
cross-off
cross-off
cross-off
cross
cross-on
cross-on
cross-on
High Tide
5:27PM1.02m
5:17AM1.06m
6:09PM0.98m
6:03AM1.01m
6:56PM0.92m
6:59AM0.94m
Low Tide
00:04AM0.42m
12:30PM0.18m
00:57AM0.44m
1:28PM0.25m
2:01AM0.46m
2:40PM0.33m
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
part cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
clear
clear
clear
part cloud
part cloud
part 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>
5:28
5:28
5:28
 mm
Temp °C
16
16
16
16
16
17
17
18
18
17
16
17
16
19
22
22
18
18
18
18
17
20
20
19
Feels °C
16
16
17
16
17
18
18
19
18
18
16
18
17
20
23
24
19
19
19
19
18
20
20
19
Swell 1
Height (m)
Direction
Period (s)
2.1
S
12
2.1
S
13
2.1
S
13
2.1
S
12
2
S
12
2
S
12
1.9
S
12
1.9
S
11
1.8
S
11
1.8
S
11
1.7
S
11
1.6
S
11
1.6
S
11
1.5
S
11
1.5
S
11
1.4
S
11
1.4
SSE
11
1.3
SSE
10
1.3
SSE
10
1.3
SSE
10
1.2
SSE
10
1.2
SSE
10
1.1
SE
10
1.1
SE
10
Energy kJ
1311
1442
1376
1269
1111
1092
969
920
769
755
663
577
566
505
514
449
452
377
326
314
281
256
216
216
Swell 2
Height (m)
Direction
Period (s)
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
0.3
E
9
0.3
E
9
0.3
E
9
0.3
E
8
0.3
SSE
22
0.5
S
21
0.7
SSE
20
0.8
SSE
19
0.8
SSE
19
0.9
SSE
18
0.9
SSE
18
0.8
S
17
0.7
S
16
0.7
S
16
0.6
S
16
0.6
S
15
0.5
S
14
Energy kJ
38
39
25
25
25
25
24
14
13
13
13
91
231
416
502
466
522
510
351
254
251
181
157
103
Swell 3
Height (m)
Direction
Period (s)
0.6
E
9
0.1
S
23
0.2
SSE
23
0.3
E
8
0.3
E
8
0.3
E
8
0.3
E
8
0.3
E
8
0.2
E
8
0.2
E
8
0.2
E
8
0.4
ENE
4
0.2
E
8
0.3
SSW
9
0.4
SSW
9
0.2
E
8
Energy kJ
59
11
53
13
12
12
12
12
5
5
5
4
5
17
25
5
Wind waves
Height (m)
Direction
Period (s)
0.4
ENE
3
0.4
ENE
3
0.4
ENE
3
0.4
ENE
3
0.4
NE
4
0.4
WSW
3
0.7
SW
4
Energy kJ
2
3
3
4
3
3
12
Nearest Offshore or Glassy
Rating
(10 max)
3
3
4
4
4
3
3
3
1
3
3
3
3
3
3
3
3
3
3
3
2
2
2
2
Distance (km)
26
26
4
11
0
17
0
0
44
0
0
0
0
0
19
0
0
0
0
0
8
26
26
66
Best forecast wave conditions in São Paulo
Rating
(10 max)
3
3
4
4
4
3
3
3
3
3
3
3
3
3
4
3
3
3
3
3
3
2
2
2
Best forecast wave conditions in Brazil
Rating
(10 max)
3
3
4
4
4
3
3
3
4
3
3
4
3
4
4
3
4
4
4
3
3
3
2
2
Header Global
Rating
(10 max)
5
5
9
9
9
8
7
6
5
5
6
5
5
5
9
8
8
8
7
8
5
5
5
7
  • 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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