La Posta Surf Break

Lat Long: 34.92° S 54.85° W

La Posta 48 hour detailed Surf Forecast

Issued: 8 pm 21 Oct 2026 (local time)

Forecast update in  hr  min

Today's La Posta sea temperature is
15.2°C
0.5° 

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 (22 Oct):

  • Morning surf: Morning surf (22 Oct, local time) - 2.5ft (0.8m), 10s period with ESE swell.
  • Afternoon surf: Afternoon surf (22 Oct, local time) - 5.5ft (1.7m), 6s period with E swell.
  • Evening surf: Evening surf (22 Oct, local time) - 5.5ft (1.7m), 6s period with E swell.

The current surf forecast for La Posta at 12AM is: 0.8m 10s primary swell from a East-southeast direction and 0.1m 7s secondary swell from a South direction (forecast issued at 08:00pm October 21). An open ocean swell of 1.4m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (-03) & DateWave HeightWave Period
Morning (22 Oct)2.5ft (0.8m)10s
Afternoon (22 Oct)5.5ft (1.7m)6s
Evening (22 Oct)5.5ft (1.7m)6s

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


Short Range Forecast

Moderate rain (total 16mm), heaviest on Thu night. Very mild (max 17°C on Thu morning, min 12°C on Wed night). Winds decreasing (fresh winds from the ENE on Thu afternoon, light winds from the ENE by Fri morning).

Wed
21
Thursday
22
Friday
23
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
2
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)
0.8
ESE
11
0.8
ESE
11
0.8
ESE
10
0.8
ESE
10
0.8
ESE
10
0.8
ESE
10
0.8
ESE
10
1.7
E
6
0.8
ESE
11
1.7
E
6
0.7
ESE
11
0.7
ESE
11
1.9
E
7
1.8
E
8
1.4
E
8
1.3
E
8
1
SE
10
1.1
SE
10
Wave Graph
Metric surfscale
Energy kJ
149
146
141
138
133
133
133
225
149
247
109
103
392
387
240
193
181
211
Wind (km/h)
35
ENE
30
ENE
30
ENE
30
NE
25
ENE
35
ENE
35
ENE
40
ENE
35
ENE
30
ENE
35
ENE
25
E
30
ENE
25
ENE
10
ENE
10
SSW
15
SSW
15
SW
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
cross-off
cross-off
on
cross-on
cross-on
High Tide
6:05PM0.22m
5:35AM0.21m
6:57PM0.23m
5:49AM0.23m
7:41PM0.24m
Low Tide
11:23PM0.15m
11:50AM0.09m
00:11AM0.16m
12:48PM0.06m
part cloud
clear
part cloud
cloud
part cloud
cloud
clear
cloud
cloud
cloud
light rain
mod rain
light rain
light rain
cloud
part cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
5:48
—
—
—
—
—
—
—
5:47
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:58
—
—
—
—
—
—
—
6:59
—
—
—
—
—
—
—
7:00
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 mm
—
—
—
—
—
—
—
—
—
—
1
7
4
4
—
—
—
—
Temp °C
14
13
12
12
12
14
17
17
16
15
14
15
15
15
16
16
16
15
Feels °C
7
8
7
7
7
8
11
10
10
11
9
12
11
12
16
15
15
13
  • 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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