Maresias Surf Break

Maresias 48 hour detailed Surf Forecast

Lat Long: 23.81° S 45.54° W

Issued: 2 am 05 Jul 2026 (local time)

Forecast update in  hr  min

Today's Maresias sea temperature is
21.9° C

1.1°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 (05 Jul):

  • Morning surf: Morning surf (05 Jul, local time) - 6.5ft (2.0m), 12s period with S swell.
  • Afternoon surf: Afternoon surf (05 Jul, local time) - 6ft (1.9m), 11s period with S swell.
  • Evening surf: Evening surf (05 Jul, local time) - 6ft (1.8m), 11s period with S swell.

The current surf forecast for Maresias at 8AM is: 2.0m 12s primary swell from a South direction (forecast issued at 02:00am July 05). 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 (05 Jul)6.5ft (2.0m)12s
Afternoon (05 Jul)6ft (1.9m)11s
Evening (05 Jul)6ft (1.8m)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 4mm), mostly falling on Tue night. Warm (max 22°C on Mon morning, min 16°C on Sun night). Wind will be generally light.

Sunday
5
Monday
6
Tuesday
7
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)
3
3
4
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
2
0
0
0
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
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
SSE
11
0.9
SSE
18
0.9
SSE
18
0.8
SSE
17
1.3
SSE
10
1.2
SSE
10
1.2
SSE
10
1.1
SE
10
1.1
SE
10
1
SE
10
1.3
SSE
10
Wave Graph
Metric surfscale
Energy kJ
1376
1269
1113
1092
969
920
769
755
663
577
566
498
514
466
522
510
367
314
281
261
220
220
188
332
Wind (km/h)
5
WSW
10
SW
0
SW
10
SSW
5
SSW
5
SSW
5
SSE
5
E
5
NE
0
NE
5
NE
5
ENE
5
SE
5
SE
10
NNE
10
NE
10
NNE
5
NNW
10
W
15
WSW
15
SW
15
SW
10
SSW
10
S
Wind State
cross-on
cross-on
glassy
cross-on
glassy
glassy
glassy
glassy
glassy
glassy
glassy
glassy
cross-on
glassy
cross-off
cross-off
cross-off
glassy
cross
cross-on
cross-on
cross-on
on
on
High Tide
5:17AM1.06m
6:09PM0.98m
6:03AM1.01m
6:56PM0.92m
6:59AM0.94m
7:53PM0.84m
Low Tide
00:04AM0.42m
12:30PM0.18m
00:57AM0.44m
1:28PM0.25m
2:01AM0.46m
2:40PM0.33m
part cloud
part cloud
cloud
cloud
cloud
part cloud
cloud
part cloud
cloud
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
clear
clear
clear
part cloud
part cloud
cloud
light rain
light rain
<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
1
2
Temp °C
16
16
16
17
17
18
17
17
16
17
17
19
22
22
18
18
18
18
17
20
20
19
19
18
Feels °C
16
16
17
17
18
19
18
18
17
18
18
20
23
24
19
19
19
19
17
20
20
19
20
19
Swell 1
Height (m)
Direction
Period (s)
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
SSE
11
1.3
SSE
10
1.4
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
1
SE
10
1.3
SSE
10
Energy kJ
1376
1269
1113
1092
969
920
769
755
663
577
566
498
514
452
385
385
320
314
281
261
220
220
188
332
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
0.3
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
SSE
17
0.7
S
16
0.7
S
16
0.6
S
16
0.6
S
15
0.5
S
14
0.5
S
14
0.5
S
14
Energy kJ
25
25
25
25
24
14
13
13
13
91
231
416
502
466
522
510
367
254
251
181
157
103
102
92
Swell 3
Height (m)
Direction
Period (s)
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
0.3
ENE
8
0.2
E
8
0.3
ENE
3
0.3
ENE
4
0.3
SSW
9
0.3
SSW
8
0.2
E
4
0.3
S
8
0.4
SSW
8
Energy kJ
11
53
13
12
12
12
12
5
13
5
2
2
15
14
1
12
22
Wind waves
Height (m)
Direction
Period (s)
0.3
ENE
3
0.4
ENE
3
0.4
NE
3
0.4
ENE
3
0.4
NE
4
0.5
SW
3
0.7
SW
4
0.7
SSW
4
Energy kJ
1
3
2
4
3
4
12
13
Nearest Offshore or Glassy
Rating
(10 max)
3
4
4
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
2
2
2
1
1
1
Distance (km)
17
25
0
26
0
0
0
0
0
0
0
0
19
0
0
0
0
0
13
26
26
47
51
44
Best forecast wave conditions in São Paulo
Rating
(10 max)
3
4
4
3
3
3
3
3
3
3
3
3
4
3
3
3
3
3
3
2
2
2
2
2
Best forecast wave conditions in Brazil
Rating
(10 max)
3
4
4
3
3
3
3
3
3
3
3
4
4
3
4
4
4
3
3
3
2
2
2
2
Header Global
Rating
(10 max)
9
9
9
8
7
6
5
5
6
5
5
6
9
8
8
8
7
5
5
5
5
7
9
9
  • 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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