La Posta Surf Break

Lat Long: 34.92° S 54.85° W

La Posta 48 hour detailed Surf Forecast

Issued: 8 pm 25 Aug 2026 (local time)

Forecast update in  hr  min

Today's La Posta sea temperature is
10.9°C
0.2° 

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 (26 Aug):

  • Morning surf: Morning surf (26 Aug, local time) - 5ft (1.6m), 15s period with SE swell.
  • Afternoon surf: Afternoon surf (26 Aug, local time) - 5ft (1.5m), 15s period with SE swell.
  • Evening surf: Evening surf (26 Aug, local time) - 4.5ft (1.4m), 14s period with SE swell.

The current surf forecast for La Posta at 3AM is: 1.6m 14s primary swell from a Southeast direction (forecast issued at 08:00pm August 25). An open ocean swell of 0.5m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (-03) & DateWave HeightWave Period
Morning (26 Aug)5ft (1.6m)15s
Afternoon (26 Aug)5ft (1.5m)15s
Evening (26 Aug)4.5ft (1.4m)14s

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


Short Range Forecast

Moderate rain (total 11mm), heaviest on Wed night. Very mild (max 16°C on Wed afternoon, min 7°C on Tue night). Wind will be generally light.

Tue
25
Wednesday
26
Thursday
27
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)
2
3
3
2
2
3
2
2
2
2
3
2
2
2
1
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1
SE
15
1.6
SE
15
1.6
SE
14
1.6
SE
14
1.6
SE
14
1.6
SE
15
1.6
SE
15
1.5
SE
15
1.5
SE
14
1.4
SE
14
1.2
SE
14
1.1
SE
13
1.1
SE
13
1
SE
13
0.9
SE
12
0.9
SE
12
0.8
SE
12
0.7
SE
12
Wave Graph
Metric surfscale
Energy kJ
441
1059
1094
988
975
1103
1103
940
915
721
532
444
394
326
220
209
169
140
Wind (km/h)
20
ENE
20
NE
20
NE
15
NE
20
NE
20
NE
25
NE
20
NE
25
NE
25
NE
10
NE
15
ENE
10
NNE
10
N
10
W
20
SSW
20
S
20
SSE
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross
on
on
cross-on
High Tide
6:52PM0.25m
7:36AM0.20m
7:41PM0.25m
7:57AM0.21m
8:28PM0.25m
Low Tide
2:10AM0.11m
12:22PM0.13m
2:55AM0.13m
2:07PM0.11m
part cloud
part cloud
cloud
cloud
clear
part cloud
part cloud
cloud
part cloud
cloud
cloud
part cloud
light rain
light rain
light rain
light rain
light rain
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:07
7:05
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:15
6:15
6:15
 mm
4
3
1
2
1
Temp °C
8
8
7
7
7
8
13
16
14
13
13
13
14
15
16
13
11
12
Feels °C
3
3
2
3
2
3
7
12
10
9
11
11
14
14
16
10
7
9
  • 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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