La Posta Surf Break

Lat Long: 34.92° S 54.85° W

La Posta 48 hour detailed Surf Forecast

Issued: 2 pm 15 Aug 2026 (local time)

Forecast update in  hr  min

Today's La Posta sea temperature is
11.0° 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 (15 Aug):

  • Afternoon surf: Afternoon surf (15 Aug, local time) - 5ft (1.5m), 6s period with E swell.
  • Evening surf: Evening surf (15 Aug, local time) - 5.5ft (1.7m), 7s period with E swell.

The current surf forecast for La Posta at 6PM is: 1.7m 6s primary swell from a East direction and 0.6m 9s secondary swell from a South-southeast direction (forecast issued at 02:00pm August 15). The wind direction is predicted to be cross-offshore.

Time (-03) & DateWave HeightWave Period
Morning (15 Aug)--
Afternoon (15 Aug)5ft (1.5m)6s
Evening (15 Aug)5.5ft (1.7m)7s

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


Short Range Forecast

Heavy rain (total 48mm), heaviest during Mon afternoon. Very mild (max 17°C on Sun morning, min 9°C on Mon night). Winds decreasing (fresh winds from the ENE on Sat afternoon, light winds from the WNW by Sun morning).

Sat
15
Sunday
16
Monday
17
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
0
0
0
1
2
2
2
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
Wave
Height (m)
Direction
Period (s)
0.7
SSE
9
1.5
E
6
1.7
E
6
1.7
E
7
0.5
SSE
9
1.5
E
8
1.4
E
8
1.2
E
8
1.2
E
8
1.1
E
8
1.1
E
9
1
E
9
1
E
9
1
E
9
1.1
E
10
0.9
E
10
0.8
E
10
0.7
E
9
1.5
SSE
6
1.5
SSE
6
Wave Graph
Metric surfscale
Energy kJ
88
167
239
270
48
280
253
191
195
163
175
155
160
162
220
148
115
85
131
141
Wind (km/h)
30
ENE
35
ENE
30
ENE
25
NE
25
NE
20
NE
15
NNE
10
N
5
WNW
15
SSW
10
SSW
10
S
15
SSE
25
SSE
20
SSE
25
SE
25
SSE
25
SSE
30
SSE
25
SSE
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-on
cross-on
on
on
on
on
cross-on
cross-on
on
on
cross-on
High Tide
9:46AM0.28m
11:03PM0.23m
3:23AM0.21m
10:34AM0.28m
11:58PM0.21m
4:20AM0.20m
11:22AM0.28m
Low Tide
6:08PM0.03m
1:41AM0.20m
6:33AM0.17m
7:02PM0.03m
2:09AM0.19m
7:15AM0.17m
7:53PM0.04m
cloud
cloud
light rain
light rain
cloud
light rain
cloud
part cloud
cloud
light rain
light rain
light rain
light rain
light rain
light rain
light rain
cloud
light rain
mod rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:18
7:16
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:07
6:07
6:08
 mm
1
1
1
1
4
4
5
1
2
1
3
10
4
Temp °C
13
13
13
13
14
15
15
16
17
15
14
13
13
11
10
10
10
10
10
10
Feels °C
7
7
8
9
11
13
14
15
18
14
13
12
11
7
6
6
5
5
4
5
  • 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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