La Posta Surf Break

Lat Long: 34.92° S 54.85° W

La Posta 48 hour detailed Surf Forecast

Issued: 2 pm 17 Oct 2026 (local time)

Forecast update in  hr  min

Today's La Posta sea temperature is
15.8°C
1.3° 

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 (17 Oct):

  • Afternoon surf: Afternoon surf (17 Oct, local time) - 7ft (2.2m), 9s period with SSE swell.
  • Evening surf: Evening surf (17 Oct, local time) - 6ft (1.9m), 9s period with SSE swell.

The current surf forecast for La Posta at 10PM is: 1.9m 9s primary swell from a South-southeast direction and 1.0m 11s secondary swell from a East direction (forecast issued at 02:00pm October 17). The wind direction is predicted to be onshore.

Time (-03) & DateWave HeightWave Period
Morning (17 Oct)--
Afternoon (17 Oct)7ft (2.2m)9s
Evening (17 Oct)6ft (1.9m)9s

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


Short Range Forecast

Mostly dry. Very mild (max 14°C on Tue morning, min 11°C on Sun night). Winds decreasing (fresh winds from the S on Sat afternoon, light winds from the NE by Mon night).

Sat
17
Sunday
18
Monday
19
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
0
0
0
0
0
0
0
0
1
1
1
1
1
1
2
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)
2.2
SSE
9
2.2
SSE
9
2.2
SSE
9
1.9
SSE
9
2.5
SE
10
2.4
SE
11
2.3
SE
11
2.2
SE
11
2.1
SE
10
2.2
SE
10
2.1
SE
10
2
SE
10
1.9
SE
11
1.8
SE
11
1.8
SE
11
1.8
SE
11
1.7
SE
11
1.7
SE
11
1.6
SE
11
1.6
SE
11
Wave Graph
Metric surfscale
Energy kJ
764
777
749
566
1275
1371
1270
1069
940
1009
884
847
804
763
712
725
690
702
593
593
Wind (km/h)
30
S
35
S
30
S
30
S
30
S
30
S
30
S
30
S
25
S
30
S
25
S
20
S
15
S
15
SSW
15
S
15
S
15
S
15
S
15
SE
10
E
Wind State
on
on
on
on
on
on
on
on
on
on
on
on
on
cross-on
on
on
on
on
cross-on
cross
High Tide
12:14PM0.25m
12:56PM0.23m
5:22AM0.18m
2:11PM0.21m
Low Tide
8:41PM0.10m
9:15PM0.11m
8:46AM0.17m
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
—
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5:52
—
—
—
—
—
—
—
5:52
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
6:54
—
—
—
—
—
—
—
6:55
—
—
—
—
—
—
—
6:55
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 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Temp °C
12
12
12
12
12
12
12
12
13
13
12
12
11
11
11
12
13
13
13
12
Feels °C
5
5
5
5
5
5
5
6
7
7
7
8
7
8
8
9
9
9
10
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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