La Posta Surf Break

Lat Long: 34.92° S 54.85° W

La Posta 48 hour detailed Surf Forecast

Issued: 2 am 30 Aug 2026 (local time)

Forecast update in  hr  min

Today's La Posta sea temperature is
11.7°C
0.8° 

La Posta surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at La Posta today (30 Aug):

  • Morning surf: Morning surf (30 Aug, local time) - 1.5ft (0.4m), 9s period with E swell.
  • Afternoon surf: Afternoon surf (30 Aug, local time) - 0.5ft (0.1m), 9s period with SE swell.
  • Evening surf: Evening surf (30 Aug, local time) - 2.5ft (0.7m), 8s period with E swell.

The current surf forecast for La Posta at 11AM is: 0.4m 9s primary swell from a East direction and 0.1m 9s secondary swell from a Southeast direction (forecast issued at 02:00am August 30). The wind direction is predicted to be cross-offshore.

Time (-03) & DateWave HeightWave Period
Morning (30 Aug)1.5ft (0.4m)9s
Afternoon (30 Aug)0.5ft (0.1m)9s
Evening (30 Aug)2.5ft (0.7m)8s

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


Short Range Forecast

Mostly dry. Very mild (max 16°C on Sun afternoon, min 11°C on Sun morning). Winds decreasing (fresh winds from the ENE on Mon afternoon, calm by Tue night).

Sunday
30
Monday
31
Tuesday
1
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
6 PM
9 PM
Rating
(10 max)
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)
0.5
E
9
0.5
E
9
0.1
SE
9
0.4
E
9
0.4
E
9
0.1
SE
9
0.6
E
8
0.7
E
8
0.1
S
6
0.1
S
10
0.1
S
6
0.5
E
4
0.8
E
9
0.1
S
6
0.1
S
6
0.6
E
5
0.7
E
5
0.8
E
8
0.8
E
8
0.8
E
8
0.8
E
8
0.8
E
8
0.8
E
8
0.7
E
8
Wave Graph
Metric surfscale
Energy kJ
38
37
3
25
24
3
52
69
1
2
1
8
94
1
1
16
26
82
82
82
84
86
89
69
Wind (km/h)
10
NE
15
NNE
15
NNE
10
NE
10
ENE
15
ENE
20
ENE
20
NE
20
NE
15
ENE
15
ENE
15
E
20
E
30
ENE
20
E
15
E
15
E
10
SE
15
SSE
15
SSE
20
S
10
SSE
10
S
10
SSW
Wind State
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross-off
cross
cross
cross
cross-on
cross-on
on
on
on
on
cross-on
High Tide
9:58PM0.23m
9:14AM0.26m
10:43PM0.22m
2:51AM0.20m
9:51AM0.28m
11:29PM0.21m
4:02AM0.21m
10:33AM0.30m
Low Tide
4:59AM0.17m
5:19PM0.04m
1:48AM0.20m
5:40AM0.18m
6:12PM0.02m
1:42AM0.20m
6:19AM0.19m
7:05PM0.01m
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
cloud
part cloud
part cloud
clear
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:01
7:00
6:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:17
6:19
6:20
 mm
Temp °C
12
11
11
11
14
16
15
13
12
12
11
12
15
15
14
14
14
14
13
13
13
13
12
12
Feels °C
8
7
7
7
10
12
10
9
9
9
9
10
12
10
12
12
12
13
11
11
10
11
10
11
  • 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 La Posta 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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