La Posta Surf Break

Lat Long: 34.92° S 54.85° W

La Posta 48 hour detailed Surf Forecast

Issued: 2 am 11 Aug 2026 (local time)

Forecast update in  hr  min

Today's La Posta sea temperature is
11.7° C
1.1° 

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 (11 Aug):

  • Morning surf: Morning surf (11 Aug, local time) - 5.5ft (1.7m), 12s period with SSE swell.
  • Afternoon surf: Afternoon surf (11 Aug, local time) - 5ft (1.6m), 12s period with SSE swell.
  • Evening surf: Evening surf (11 Aug, local time) - 5ft (1.5m), 11s period with SSE swell.

The current surf forecast for La Posta at 9AM is: 1.7m 12s primary swell from a South-southeast direction (forecast issued at 02:00am August 11). The wind direction is predicted to be cross-onshore.

Time (-03) & DateWave HeightWave Period
Morning (11 Aug)5.5ft (1.7m)12s
Afternoon (11 Aug)5ft (1.6m)12s
Evening (11 Aug)5ft (1.5m)11s

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


Short Range Forecast

Some drizzle, heaviest during Wed afternoon. Very mild (max 12°C on Thu morning, min 6°C on Tue morning). Wind will be generally light.

Tuesday
11
Wednesday
12
Thursday
13
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
1
1
1
1
0
1
2
1
1
1
0
0
0
0
0
0
0
0
0
0
2
2
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)
1.9
SSE
12
1.9
SSE
12
1.8
SSE
12
1.7
SSE
12
1.7
SSE
12
1.6
SSE
12
1.5
SSE
12
1.5
SSE
11
1.5
SSE
11
1.4
SSE
11
1.4
SSE
11
1.4
SSE
11
1.5
SSE
13
1.5
SSE
13
1.4
SSE
14
1.4
SSE
14
1.2
SSE
14
1.2
SSE
13
1.1
SSE
13
1
S
13
1
S
12
1.3
SSE
12
1.4
SSE
12
1.3
SSE
11
Wave Graph
Metric surfscale
Energy kJ
953
953
857
767
767
671
573
553
553
477
477
494
721
755
691
731
588
523
424
324
289
454
503
416
Wind (km/h)
15
SSE
15
SSE
15
SSE
15
SE
15
SE
15
SE
15
ESE
15
E
15
E
10
E
15
E
15
ESE
15
ESE
20
SE
20
SE
25
SE
20
SE
20
SE
20
ESE
20
SE
25
ESE
20
ESE
15
ENE
20
E
Wind State
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross-off
cross-off
High Tide
6:56AM0.19m
7:16PM0.32m
7:35AM0.21m
8:16PM0.30m
8:17AM0.24m
Low Tide
2:26AM0.06m
1:23PM0.11m
3:23AM0.08m
2:58PM0.08m
4:15AM0.11m
4:09PM0.06m
cloud
part cloud
cloud
part cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
light rain
cloud
clear
clear
part cloud
cloud
cloud
cloud
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:24
7:22
7:22
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:05
6:05
6:06
 mm
1
Temp °C
7
6
6
6
7
7
6
6
6
7
7
8
9
9
8
8
8
8
8
9
12
12
12
11
Feels °C
3
2
2
2
3
3
2
2
2
4
3
5
5
5
4
3
3
3
4
4
7
7
8
7
  • 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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