Maresias Surf Break

Maresias 48 hour detailed Surf Forecast

Lat Long: 23.81° S 45.54° W

Issued: 8 am 03 Jul 2026 (local time)

Forecast update in  hr  min

Today's Maresias sea temperature is
21.7° 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) - 5ft (1.5m), 10s period with S swell.

The current surf forecast for Maresias at 12PM is: 0.5m 18s primary swell from a South direction and 0.6m 9s secondary swell from a South direction, 0.6m 3s secondary swell from a West-southwest direction (forecast issued at 08:00am July 03). An open ocean swell of 0.6m 8s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (-03) & DateWave HeightWave Period
Morning (03 Jul)1.5ft (0.4m)18s
Afternoon (03 Jul)1.5ft (0.5m)17s
Evening (03 Jul)5ft (1.5m)10s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 10mm), heaviest on Fri afternoon. Warm (max 21°C on Fri morning, min 17°C on Sat afternoon). Wind will be generally light.

Friday
3
Saturday
4
Sunday
5
Mon
6
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
12 AM
3 AM
Rating
(10 max)
1
0
0
0
0
1
2
2
2
3
2
3
3
3
3
3
4
4
3
2
2
3
3
3
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)
0.3
SSE
19
0.4
SSE
18
0.5
S
18
0.5
S
17
0.6
S
16
1.5
S
10
1.8
S
10
1.8
S
10
1.9
S
10
1.8
S
10
1.7
S
11
2
S
13
2
S
13
2
S
13
2
S
13
2
S
12
2
S
12
1.9
S
12
1.9
S
12
1.9
S
12
1.8
S
11
1.8
S
11
1.7
S
11
1.6
S
11
Wave Graph
Metric surfscale
Energy kJ
68
108
160
144
190
414
627
656
789
703
639
1308
1248
1308
1248
1148
1129
1002
986
988
828
785
688
599
Wind (km/h)
10
N
15
WSW
15
SW
15
SSW
15
SSW
10
S
10
SSE
10
S
10
SSE
5
SSE
10
S
10
S
5
S
5
S
10
S
10
SSW
5
S
5
S
5
S
10
S
5
SE
5
ENE
5
NE
5
NE
Wind State
off
cross
cross-on
cross-on
on
on
on
on
on
on
on
on
on
on
on
on
glassy
glassy
glassy
on
cross-on
cross-off
glassy
cross-off
High Tide
3:58AM1.09m
4:51PM1.05m
4:36AM1.09m
5:27PM1.02m
5:17AM1.06m
6:09PM0.98m
Low Tide
10:59AM0.08m
11:20PM0.39m
11:42AM0.12m
00:04AM0.42m
12:30PM0.18m
00:57AM0.44m
clear
clear
part cloud
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
cloud
cloud
light rain
cloud
part cloud
cloud
part cloud
cloud
cloud
part cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:45
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
5:28
 mm
1
1
1
1
1
1
1
1
1
1
Temp °C
21
21
21
20
19
19
19
18
18
18
18
17
17
17
17
17
17
17
18
18
17
17
17
17
Feels °C
20
22
21
21
20
20
20
19
19
19
19
17
18
18
18
17
18
19
19
19
18
18
18
18
Swell 1
Height (m)
Direction
Period (s)
0.6
E
8
0.6
E
8
0.6
E
8
0.6
E
8
0.6
S
16
1.5
S
10
1.8
S
10
1.8
S
10
1.9
S
10
1.8
S
10
1.7
S
11
2
S
13
2
S
13
2
S
13
2
S
13
2
S
12
2
S
12
1.9
S
12
1.9
S
12
1.9
S
12
1.8
S
11
1.8
S
11
1.7
S
11
1.6
S
11
Energy kJ
46
46
46
47
190
414
627
656
789
703
639
1308
1248
1308
1248
1148
1129
1002
986
988
828
785
688
599
Swell 2
Height (m)
Direction
Period (s)
0.6
S
9
0.6
S
9
0.6
S
9
0.5
S
9
0.5
E
8
0.7
S
16
0.7
S
15
0.9
S
14
1
S
14
1
S
13
1.1
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
0.4
E
9
0.3
E
9
0.3
E
8
0.3
SSE
22
Energy kJ
61
61
60
42
35
251
212
333
377
347
411
35
37
39
39
25
25
24
24
24
24
13
13
91
Swell 3
Height (m)
Direction
Period (s)
0.3
SSE
19
0.4
SSE
18
0.5
S
18
0.5
S
17
0.3
S
12
0.5
E
9
0.5
E
8
0.5
E
8
0.5
E
8
0.5
E
8
0.5
E
8
0.6
E
9
0.1
S
23
0.2
SSE
23
0.3
E
8
Energy kJ
68
108
160
144
26
36
35
35
34
34
34
57
11
53
12
Wind waves
Height (m)
Direction
Period (s)
0.4
WSW
3
0.6
WSW
3
0.6
SSW
4
0.9
SSW
9
Energy kJ
2
8
9
138
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
2
3
3
3
3
3
3
4
3
4
4
4
3
1
3
3
3
3
Distance (km)
0
26
66
66
371
66
19
19
19
19
19
19
19
5
19
25
0
0
0
44
4
0
0
0
Best forecast wave conditions in São Paulo
Rating
(10 max)
1
1
1
1
1
2
3
3
3
3
3
4
4
4
4
4
4
4
3
3
3
3
3
Best forecast wave conditions in Brazil
Rating
(10 max)
1
3
3
3
4
4
4
3
4
3
3
3
4
4
4
4
4
4
4
4
3
3
4
4
Header Global
Rating
(10 max)
9
7
5
5
5
8
7
5
6
5
5
4
5
5
9
9
9
8
7
5
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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