Maresias Surf Break

Lat Long: 23.81° S 45.54° W

Maresias 48 hour detailed Surf Forecast

Issued: 2 pm 19 Aug 2026 (local time)

Forecast update in  hr  min

Today's Maresias sea temperature is
21.3° C
1.1° 

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 (19 Aug):

  • Afternoon surf: Afternoon surf (19 Aug, local time) - 0.5ft (0.1m), 13s period with SE swell.
  • Evening surf: Evening surf (19 Aug, local time) - 0.5ft (0.1m), 13s period with SE swell.

The current surf forecast for Maresias at 11PM is: 0.1m 13s primary swell from a Southeast direction and 0.1m 10s secondary swell from a South direction (forecast issued at 02:00pm August 19). An open ocean swell of 0.7m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (-03) & DateWave HeightWave Period
Morning (19 Aug)--
Afternoon (19 Aug)0.5ft (0.1m)13s
Evening (19 Aug)0.5ft (0.1m)13s

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


Short Range Forecast

Mostly dry. Warm (max 30°C on Wed afternoon, min 18°C on Fri night). Wind will be generally light.

Wed
19
Thursday
20
Friday
21
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)
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.1
SE
14
0.1
SE
13
0.1
SE
13
0.1
SE
13
0.1
SE
13
0.1
SE
13
0.1
SE
12
0.4
SW
4
0.2
S
12
0.3
S
11
0.3
S
11
0.4
S
10
0.4
SSW
10
0.5
S
10
0.5
S
9
0.9
SSW
9
1.4
SSW
6
1.7
SSW
7
1.6
SSW
7
1.4
SSW
7
Wave Graph
Metric surfscale
Energy kJ
7
7
7
7
7
7
6
6
11
22
21
35
33
47
43
124
150
305
261
203
Wind (km/h)
5
SSE
0
SE
0
W
5
WNW
5
WNW
10
W
5
W
5
SW
5
SSE
10
E
10
NE
15
NNE
15
NNE
10
N
10
N
20
SW
20
SW
15
SW
15
SSW
10
SSW
Wind State
cross-on
glassy
glassy
glassy
cross-off
cross
cross
cross-on
glassy
cross
cross-off
cross-off
cross-off
off
off
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
5:37PM0.84m
6:38AM0.78m
6:05PM0.76m
12:42PM0.74m
6:53PM0.67m
Low Tide
11:47AM0.52m
00:09AM0.39m
11:11AM0.63m
2:30AM0.44m
4:39PM0.65m
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:24
6:22
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:45
5:46
5:46
 mm
Temp °C
31
30
25
22
21
19
19
22
26
26
22
24
25
25
24
22
21
20
19
18
Feels °C
31
32
27
24
22
21
21
23
28
27
23
23
23
23
22
21
20
19
18
18
  • 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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