Maresias Surf Break

Lat Long: 23.81° S 45.54° W

Maresias 48 hour detailed Surf Forecast

Issued: 2 pm 28 Sep 2026 (local time)

Forecast update in  hr  min

Today's Maresias sea temperature is
21.9°C
0.9° 

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 (28 Sep):

  • Afternoon surf: Afternoon surf (28 Sep, local time) - 2.5ft (0.7m), 10s period with S swell.
  • Evening surf: Evening surf (28 Sep, local time) - 2.5ft (0.7m), 10s period with S swell.

The current surf forecast for Maresias at 11PM is: 1.2m 6s primary swell from a East-southeast direction and 0.7m 10s secondary swell from a South direction (forecast issued at 02:00pm September 28). The wind direction is predicted to be cross-offshore.

Time (-03) & DateWave HeightWave Period
Morning (28 Sep)--
Afternoon (28 Sep)2.5ft (0.7m)10s
Evening (28 Sep)2.5ft (0.7m)10s

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


Short Range Forecast

Moderate rain (total 10mm), heaviest on Tue night. Warm (max 29°C on Tue morning, min 21°C on Mon night). Wind will be generally light.

Mon
28
Tuesday
29
Wednesday
30
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
1
1
1
1
2
1
1
0
0
0
2
2
2
0
0
0
2
2
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)
0.6
S
11
0.7
S
10
0.7
S
10
0.7
S
10
1.3
ESE
6
1.3
ESE
6
1.2
ESE
7
1.2
ESE
7
1.2
ESE
7
0.5
S
11
0.4
S
11
0.4
S
8
1.5
ESE
7
1.6
ESE
8
1.6
ESE
8
0.5
S
12
1.4
ESE
8
1.2
ESE
8
1.1
ESE
8
1
ESE
8
Wave Graph
Metric surfscale
Energy kJ
84
104
96
92
126
129
139
139
139
59
38
22
228
280
302
66
238
192
163
133
Wind (km/h)
10
SSE
10
E
10
ENE
15
NE
5
ENE
15
NE
10
NE
5
E
10
ESE
10
E
15
NE
15
WSW
15
NNE
5
NW
10
NNE
15
SW
15
SW
10
WSW
0
W
0
SW
Wind State
cross-on
cross
cross-off
cross-off
cross
cross-off
cross-off
cross
cross
cross
cross-off
cross-on
off
glassy
cross-off
cross-on
cross-on
cross-on
glassy
glassy
High Tide
3:20PM1.09m
3:39AM1.23m
3:45PM1.02m
4:17AM1.15m
4:12PM0.94m
Low Tide
9:49AM0.10m
9:46PM0.14m
10:25AM0.23m
10:12PM0.17m
11:04AM0.39m
part cloud
cloud
part cloud
part cloud
cloud
cloud
part cloud
clear
clear
part cloud
part cloud
cloud
light rain
rain showers
part cloud
clear
part cloud
cloud
rain showers
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
—
—
5:45
—
—
—
—
—
—
—
5:43
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
6:00
—
—
—
—
—
—
—
6:00
—
—
—
—
—
—
—
6:00
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
3
1
—
—
—
—
2
—
Temp °C
26
23
22
22
22
21
21
25
29
28
24
22
22
22
23
28
24
22
22
21
Feels °C
28
26
25
24
26
22
23
28
32
31
26
24
24
25
25
30
26
24
26
25
  • 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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