Maresias Surf Break

Lat Long: 23.81° S 45.54° W

Maresias 48 hour detailed Surf Forecast

Issued: 8 pm 11 Jul 2026 (local time)

Forecast update in  hr  min

Today's Maresias sea temperature is
20.7° C
0.1° 

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 (12 Jul):

  • Morning surf: Morning surf (12 Jul, local time) - 3.5ft (1.1m), 12s period with SE swell.
  • Afternoon surf: Afternoon surf (12 Jul, local time) - 3ft (0.9m), 12s period with SE swell.
  • Evening surf: Evening surf (12 Jul, local time) - 5ft (1.5m), 7s period with S swell.

The current surf forecast for Maresias at 12AM is: 1.1m 13s primary swell from a Southeast direction (forecast issued at 08:00pm July 11). An open ocean swell of 0.3m 3s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (-03) & DateWave HeightWave Period
Morning (12 Jul)3.5ft (1.1m)12s
Afternoon (12 Jul)3ft (0.9m)12s
Evening (12 Jul)5ft (1.5m)7s

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


Short Range Forecast

Moderate rain (total 15mm), heaviest on Sun afternoon. Warm (max 23°C on Sun morning, min 15°C on Mon night). Wind will be generally light.

Sat
11
Sunday
12
Monday
13
Tuesday
14
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)
2
1
1
2
2
2
0
0
0
0
2
1
2
2
2
2
2
2
2
2
2
2
3
4
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)
1.1
SE
13
1.1
SE
13
1.1
SE
13
1.1
SE
12
1.1
SE
12
1.1
SE
12
0.9
SE
12
0.9
SE
12
0.8
SE
12
1.5
S
7
1.9
S
8
2
S
9
2.1
S
9
2.1
S
9
2.5
S
9
2.2
S
11
2.2
S
10
2.1
S
10
2
S
10
1.8
S
9
1.8
S
10
1.9
SSE
10
2
SSE
11
2.1
SSE
11
Wave Graph
Metric surfscale
Energy kJ
424
369
357
330
330
330
248
240
169
211
477
580
748
748
1173
1075
1006
890
761
568
614
671
938
1049
Wind (km/h)
10
NNE
5
WSW
10
W
10
NNE
10
N
5
NNW
15
SW
15
SW
15
SW
15
SW
10
WSW
10
WSW
10
WSW
10
SW
15
SW
15
SW
15
SW
10
SW
10
SW
5
WSW
10
W
5
W
5
SSW
5
SSE
Wind State
cross-off
cross-on
cross
cross-off
off
off
cross-on
cross-on
cross-on
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
glassy
glassy
High Tide
1:01AM0.81m
2:17PM1.14m
1:35AM0.87m
2:56PM1.17m
2:08AM0.94m
Low Tide
7:43PM0.35m
7:31AM0.11m
8:32PM0.35m
8:19AM0.02m
9:13PM0.37m
9:03AM-0.04m
clear
clear
cloud
light rain
rain showers
cloud
clear
thunderstorm
light rain
rain showers
part cloud
part cloud
rain showers
rain showers
rain showers
light rain
rain showers
rain showers
rain showers
part cloud
part cloud
part cloud
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:43
6:43
6:43
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:30
5:30
5:30
 mm
1
1
1
3
2
1
1
1
1
1
1
1
Temp °C
23
21
19
20
20
23
23
20
19
18
17
17
16
17
18
18
17
16
16
16
15
16
19
19
Feels °C
23
21
20
21
20
25
24
20
19
18
17
17
16
17
17
17
16
15
15
16
14
16
19
19
  • 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 

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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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