La Posta Surf Break

Lat Long: 34.92° S 54.85° W

La Posta 48 hour detailed Surf Forecast

Issued: 8 am 27 Sep 2026 (local time)

Forecast update in  hr  min

Today's La Posta sea temperature is
13.9°C
1.4° 

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 (27 Sep):

  • Morning surf: Morning surf (27 Sep, local time) - 1.5ft (0.5m), 8s period with S swell.
  • Afternoon surf: Afternoon surf (27 Sep, local time) - 1.5ft (0.5m), 8s period with S swell.
  • Evening surf: Evening surf (27 Sep, local time) - 1.5ft (0.5m), 8s period with S swell.

The current surf forecast for La Posta at 1PM is: 0.5m 8s primary swell from a South direction and 0.1m 13s secondary swell from a South direction (forecast issued at 08:00am September 27). An open ocean swell of 1.2m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (-03) & DateWave HeightWave Period
Morning (27 Sep)1.5ft (0.5m)8s
Afternoon (27 Sep)1.5ft (0.5m)8s
Evening (27 Sep)1.5ft (0.5m)8s

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


Short Range Forecast

Light rain (total 6mm), mostly falling on Tue morning. Very mild (max 18°C on Tue morning, min 10°C on Tue night). Mainly strong winds.

Sunday
27
Monday
28
Tuesday
29
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
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
0
1
0
0
1
1
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)
0.4
SSW
8
0.5
S
8
0.5
S
8
0.5
S
8
0.5
S
8
0.5
S
8
0.5
S
7
0.4
SSE
7
0.4
SSE
7
0.4
SSE
7
0.3
SSE
12
0.3
SSE
12
1.4
E
7
1.4
E
7
1.3
E
7
1.2
E
7
1.1
E
8
1.1
E
8
1.1
E
8
1.1
E
8
1
E
8
2
S
7
Wave Graph
Metric surfscale
Energy kJ
24
31
31
30
29
28
28
17
16
16
30
28
171
171
173
155
135
138
146
149
124
355
Wind (km/h)
25
ENE
30
ENE
30
ENE
35
ENE
35
ENE
35
NE
30
ENE
35
ENE
30
ENE
30
ENE
30
ENE
30
ENE
30
ENE
25
ENE
20
ENE
20
E
15
ENE
10
NNE
15
WNW
30
WSW
35
SW
40
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
cross
cross-off
off
cross-off
cross
cross-on
cross-on
High Tide
8:06AM0.28m
9:49PM0.23m
8:45AM0.31m
10:27PM0.21m
3:18AM0.20m
9:29AM0.33m
Low Tide
3:26AM0.18m
4:03PM0.01m
4:06AM0.19m
4:59PM-0.00m
1:01AM0.19m
4:45AM0.20m
5:55PM-0.01m
part cloud
cloud
cloud
cloud
cloud
light rain
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
light rain
light rain
light rain
light rain
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:22
—
—
—
—
—
—
—
6:20
—
—
—
—
—
—
—
6:18
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
6:38
—
—
—
—
—
—
—
6:38
—
—
—
—
—
—
—
6:39
—
 mm
—
—
—
—
—
1
—
—
—
—
—
—
—
—
—
—
1
2
1
1
—
—
Temp °C
11
12
14
15
14
13
13
13
13
14
15
15
14
14
14
14
14
15
18
14
12
12
Feels °C
6
6
8
8
7
6
7
7
8
9
11
11
10
10
12
12
12
15
18
10
5
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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