Maresias Surf Break

Lat Long: 23.81° S 45.54° W

Maresias 48 hour detailed Surf Forecast

Issued: 8 pm 24 Aug 2026 (local time)

Forecast update in  hr  min

Today's Maresias sea temperature is
21.7°C
1.3° 

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 (25 Aug):

  • Morning surf: Morning surf (25 Aug, local time) - 7ft (2.2m), 14s period with S swell.
  • Afternoon surf: Afternoon surf (25 Aug, local time) - 6ft (1.9m), 13s period with S swell.
  • Evening surf: Evening surf (25 Aug, local time) - 6ft (1.8m), 13s period with S swell.

The current surf forecast for Maresias at 2AM is: 2.5m 14s primary swell from a South direction and 0.6m 4s secondary swell from a East direction (forecast issued at 08:00pm August 24). The wind direction is predicted to be cross-offshore and the swell rating is 4.

Time (-03) & DateWave HeightWave Period
Morning (25 Aug)7ft (2.2m)14s
Afternoon (25 Aug)6ft (1.9m)13s
Evening (25 Aug)6ft (1.8m)13s

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


Short Range Forecast

Moderate rain (total 11mm), heaviest on Wed night. Warm (max 25°C on Thu morning, min 17°C on Mon night). Wind will be generally light.

Mon
24
Tuesday
25
Wednesday
26
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
4
4
4
4
4
4
4
4
4
4
4
3
4
4
4
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2.5
S
14
2.5
S
15
2.5
S
15
2.4
S
14
2.3
S
14
2.2
S
14
2
S
14
1.9
S
13
1.8
S
13
1.8
S
13
1.8
S
13
1.6
S
12
1.6
S
12
1.4
SSE
16
2.1
SSE
16
2.2
SSE
15
2.2
SSE
15
2.2
SSE
14
Wave Graph
Metric surfscale
Energy kJ
2466
2960
2842
2346
2095
1922
1476
1256
1094
1077
1060
787
762
962
2002
2001
1994
1966
Wind (km/h)
10
ESE
10
E
10
ENE
10
ENE
5
NE
5
NE
10
ENE
5
E
10
ENE
10
NNE
5
NNE
5
NNE
5
N
0
E
5
S
0
SW
0
NNW
5
N
Wind State
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
glassy
glassy
glassy
on
glassy
glassy
glassy
High Tide
1:11AM0.92m
2:05PM1.09m
1:34AM1.02m
2:25PM1.13m
Low Tide
7:22PM0.39m
7:22AM0.09m
7:51PM0.32m
7:57AM0.01m
8:20PM0.27m
cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
cloud
cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:20
6:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:47
5:49
 mm
Temp °C
17
17
17
17
17
18
19
19
19
19
18
18
18
21
23
21
20
20
Feels °C
17
17
17
18
18
19
20
21
21
21
20
20
20
24
24
24
23
23
  • 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
How to use the Wavefinder 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Maresias surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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