La Posta surf break

La Posta surfForecast / South / Uruguay

information circle48hr Weather and Surf, issued 2 pm Tuesday 19 May 2026 -03
Forecast update in hr  min  s Forecast update imminent
La Posta surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's La Posta sea temperature is
14.5° C
(Which is slightly cooler than normal)

How big are the waves at La Posta today?

The current surf forecast for La Posta at 8PM is: 0.9m 12s primary swell from a South-southeast direction and 1.3m 5s secondary swell from a West-southwest direction (forecast issued at 02:00pm May 19). The wind direction is predicted to be cross-shore.

Time (-03) & DateWave HeightWave Period
Morning (19 May)--
Afternoon (19 May)3ft (0.9m)12s
Evening (19 May)3ft (0.9m)12s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 13°C on Tue afternoon, min 10°C on Thu night). Winds decreasing (fresh winds from the W on Tue afternoon, calm by Fri morning).

Tue
19
Wednesday
20
Thursday
21
Fri
22
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
12 AM
3 AM
6 AM
9 AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
3
3
2
3
3
3
3
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1
S
13
0.9
SSE
12
0.9
SSE
12
0.9
SSE
12
1.5
SSW
12
1.6
S
13
1.4
SSE
14
2.3
S
16
2.5
S
15
2.5
S
14
2.5
S
14
2.5
S
14
2.4
S
13
2.2
S
13
2.1
S
12
1.9
SSE
12
2.1
SSE
16
2.1
SSE
14
2
SSE
14
1.9
SSE
13
1.8
SSE
13
1.7
SSE
13
1.6
SSE
13
1.5
SSE
12
Wave Graph
Metric surfscale
Energy kJ
339
256
236
236
634
848
711
2600
2942
2853
2736
2473
1992
1631
1400
1137
2161
1797
1461
1249
1094
917
803
666
Wind (km/h)
35
W
35
W
30
W
25
W
25
WSW
25
SW
25
SW
30
SW
30
SSW
35
SSW
35
SSW
30
SSW
25
SSW
20
SSW
20
SSW
20
S
15
S
10
S
10
SSW
10
S
10
SSE
5
S
5
SW
0
WSW
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
on
on
on
on
on
on
on
cross-on
glassy
glassy
glassy
High Tide
10:26AM0.17m
4:33PM0.15m
10:23PM0.36m
11:06AM0.17m
4:30PM0.14m
11:20PM0.32m
11:52AM0.19m
4:40PM0.14m
00:24AM0.27m
Low Tide
1:25PM0.13m
4:55PM0.15m
6:56AM0.03m
2:15PM0.13m
6:24PM0.13m
7:50AM0.07m
3:15PM0.14m
7:39PM0.11m
8:44AM0.10m
clear
clear
clear
clear
clear
clear
clear
cloud
part cloud
cloud
part cloud
part cloud
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
cloud
clear
clear
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:30
7:30
7:31
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:42
5:40
5:39
5:39
Temp °C
11
13
12
12
13
12
12
12
12
12
11
11
11
11
11
11
11
11
11
10
10
10
10
10
3
5
5
6
8
7
6
6
5
4
3
4
4
5
5
6
7
8
8
7
7
8
8
9
Swell 1
Height (m)
Direction
Period (s)
1
S
13
0.9
SSE
12
0.9
SSE
12
0.9
SSE
12
1.1
S
12
1.3
SSE
13
1.4
SSE
14
2.1
S
12
1.9
SSE
12
2.1
SSE
16
2.1
SSE
14
2
SSE
14
1.9
SSE
13
1.8
SSE
13
1.7
SSE
13
1.6
SSE
13
1.5
SSE
12
Energy kJ
339
256
236
236
353
563
711
1400
1137
2161
1797
1461
1249
1094
917
803
666
Swell 2
Height (m)
Direction
Period (s)
1
SSE
16
0.8
SSE
17
1.3
SSE
16
Energy kJ
463
368
798
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
1.3
WSW
5
1.4
WSW
6
1.4
WSW
6
1.3
WSW
5
1.5
SSW
12
1.6
S
13
1.4
SSW
6
2.3
S
16
2.5
S
15
2.5
S
14
2.5
S
14
2.5
S
14
2.4
S
13
2.2
S
13
Energy kJ
90
122
126
86
634
848
132
2600
2942
2853
2736
2473
1992
1631
Nearest Offshore or Glassy
Rating
(10 max)
3
2
2
2
1
4
4
4
4
4
4
4
3
3
4
3
3
4
3
3
2
3
3
3
Distance (km)
118
76
71
30
58
118
159
159
532
532
532
245
245
233
156
233
159
71
71
71
58
0
0
0
Best forecast wave conditions in Uruguay - South
Rating
(10 max)
2
1
2
4
3
3
Best forecast wave conditions in Uruguay
Rating
(10 max)
3
4
4
4
4
4
4
5
4
3
4
4
4
4
4
4
4
Header Global
Rating
(10 max)
4
4
4
5
5
5
4
4
4
5
5
4
4
5
5
4
4
4
4
5
5
5
7
8
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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