Maresias Surf Break

Lat Long: 23.81° S 45.54° W

Maresias 48 hour detailed Surf Forecast

Issued: 8 pm 31 Aug 2026 (local time)

Forecast update in  hr  min

Today's Maresias sea temperature is
22.4°C
1.9° 

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 (01 Sep):

  • Morning surf: Morning surf (01 Sep, local time) - 2ft (0.6m), 7s period with SSE swell.
  • Afternoon surf: Afternoon surf (01 Sep, local time) - 1.5ft (0.5m), 7s period with SSE swell.
  • Evening surf: Evening surf (01 Sep, local time) - 3ft (0.9m), 4s period with WSW swell.

The current surf forecast for Maresias at 4AM is: 0.6m 7s primary swell from a South direction (forecast issued at 08:00pm August 31). An open ocean swell of 1.0m 6s is not directed at the surf break, a second open ocean swell of 1.1m 6s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (-03) & DateWave HeightWave Period
Morning (01 Sep)2ft (0.6m)7s
Afternoon (01 Sep)1.5ft (0.5m)7s
Evening (01 Sep)3ft (0.9m)4s

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


Short Range Forecast

Moderate rain (total 18mm), heaviest on Tue night. Warm (max 27°C on Tue morning, min 14°C on Wed night). Wind will be generally light.

Mon
31
Tuesday
1
Wednesday
2
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
1
0
0
0
0
0
0
1
0
0
0
0
1
1
1
2
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.4
ESE
9
1
E
5
0.5
S
7
0.6
S
7
0.6
S
7
0.6
SSE
7
0.6
SSE
7
0.5
SSE
7
0.7
SW
5
0.9
WSW
4
1.2
SW
5
1.3
SSW
6
1.5
SSW
7
1.5
S
7
1.7
S
8
1.7
S
9
1.7
S
9
1.6
SSE
9
Wave Graph
Metric surfscale
Energy kJ
25
49
25
38
37
41
43
31
23
25
68
105
192
246
354
455
484
442
Wind (km/h)
10
NNE
10
NNE
5
NNW
10
W
10
WSW
5
W
10
SW
15
WSW
10
NW
15
SSW
15
SW
15
SW
10
SSW
10
S
10
S
5
SSE
5
ESE
10
ENE
Wind State
cross-off
cross-off
off
cross
cross
cross
cross-on
cross
cross-off
on
cross-on
cross-on
on
on
on
on
glassy
cross-off
High Tide
4:19PM1.07m
4:31AM1.17m
4:47PM0.98m
5:13AM1.07m
5:18PM0.88m
Low Tide
10:42PM0.24m
11:21AM0.26m
11:07PM0.29m
12:08PM0.42m
rain showers
rain showers
part cloud
part cloud
light rain
cloud
cloud
light rain
light rain
light rain
mod rain
rain showers
rain showers
rain showers
part cloud
part cloud
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:13
6:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:51
5:51
 mm
1
1
1
1
3
2
6
1
2
1
Temp °C
22
22
23
22
19
20
27
22
20
19
19
18
18
19
20
20
18
17
Feels °C
24
24
26
25
20
22
28
23
20
19
19
18
18
19
19
19
18
17
  • 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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