La Posta Surf Break

Lat Long: 34.92° S 54.85° W

La Posta 48 hour detailed Surf Forecast

Issued: 8 pm 12 Oct 2026 (local time)

Forecast update in  hr  min

Today's La Posta sea temperature is
13.8°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 (13 Oct):

  • Morning surf: Morning surf (13 Oct, local time) - 4.5ft (1.4m), 10s period with SE swell.
  • Afternoon surf: Afternoon surf (13 Oct, local time) - 4.5ft (1.4m), 10s period with SE swell.
  • Evening surf: Evening surf (13 Oct, local time) - 4.5ft (1.3m), 9s period with ESE swell.

The current surf forecast for La Posta at 12AM is: 1.6m 10s primary swell from a Southeast direction (forecast issued at 08:00pm October 12). The wind direction is predicted to be cross-onshore.

Time (-03) & DateWave HeightWave Period
Morning (13 Oct)4.5ft (1.4m)10s
Afternoon (13 Oct)4.5ft (1.4m)10s
Evening (13 Oct)4.5ft (1.3m)9s

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


Short Range Forecast

Moderate rain (total 10mm), heaviest on Tue night. Very mild (max 15°C on Tue morning, min 13°C on Mon night). Winds increasing (calm on Wed night, fresh winds from the SE by Thu afternoon).

Mon
12
Tuesday
13
Wednesday
14
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
1
1
0
1
1
1
0
0
2
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.6
SE
9
1.5
SE
10
1.6
SE
10
1.5
SE
10
1.4
SE
10
1.4
SE
10
1.4
SE
10
1.4
SE
10
1.4
SE
9
1.3
ESE
9
1.3
ESE
9
1.3
ESE
9
1.3
ESE
8
1.4
ESE
9
1.7
ESE
9
1.6
ESE
9
1.4
ESE
8
1.6
ESE
8
Wave Graph
Metric surfscale
Energy kJ
423
407
486
407
380
356
348
334
307
270
264
258
241
280
429
377
267
351
Wind (km/h)
20
ESE
25
ESE
20
ESE
15
ESE
15
SE
15
SE
25
SE
20
SE
15
SE
10
SSE
10
SE
10
ESE
10
SE
10
S
15
SE
20
SE
15
SE
10
SE
Wind State
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
cross-on
cross-on
cross-on
High Tide
10:11PM0.21m
3:47AM0.19m
9:41AM0.31m
10:52PM0.20m
10:21AM0.30m
Low Tide
5:21PM0.03m
1:08AM0.17m
5:06AM0.18m
6:06PM0.04m
1:46AM0.16m
6:49PM0.05m
cloud
cloud
cloud
part cloud
cloud
part cloud
clear
part cloud
cloud
cloud
light rain
light rain
light rain
light rain
part cloud
rain showers
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
—
6:00
—
—
—
—
—
—
5:58
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:51
—
—
—
—
—
—
—
6:51
—
—
—
—
—
—
—
6:52
—
 mm
—
—
—
—
—
—
—
—
—
—
1
5
1
2
—
1
—
—
Temp °C
14
14
14
13
14
15
15
15
14
14
14
14
14
14
15
15
15
14
Feels °C
10
10
11
10
12
12
11
12
12
13
14
13
14
14
14
12
13
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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