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Surf Forecasts:
La Posta surfForecast / South / Uruguay
48hr Weather and Surf, issued 2 am Wednesday 13 May 2026 -03Forecast 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
16.4° C
(Which is slightly warmer than usual)How big are the waves at La Posta today?
The current surf forecast for La Posta at 6AM is: 2.1m 11s primary swell from a South direction (forecast issued at 02:00am May 13). The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 May) | 7ft (2.1m) | 11s |
| Afternoon (13 May) | 6ft (1.9m) | 12s |
| Evening (13 May) | 5.5ft (1.7m) | 12s |
Table - waves today at La Posta. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 13°C on Wed night, min 10°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 13 | Thursday 14 | Friday 15 | ||||||||||||||||||||||
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 | 12 PM | 3 PM | 6 PM | 9 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
SSE 12 | S 11 | S 11 | S 11 | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 10 | S 10 | S 10 | S 11 | SSE 10 | S 9 | S 10 | S 10 | S 10 | S 10 | S 10 | |
215 | 811 | 1095 | 1134 | 1160 | 1019 | 900 | 792 | 690 | 641 | 1179 | 610 | 517 | 426 | 367 | 125 | 108 | 125 | 207 | 226 | 188 | 192 | 192 | 196 | |
Wind (km/h) | ||||||||||||||||||||||||
on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | glassy | cross-off | glassy | glassy | cross | cross-off | |
High Tide | 7:03AM0.23m | 5:07PM0.27m | 7:41AM0.23m | 5:58PM0.31m | 8:14AM0.22m | 6:50PM0.34m | ||||||||||||||||||
Low Tide | 11:52PM0.05m | 12:00PM0.18m | 00:54AM0.01m | 12:34PM0.20m | 1:57AM-0.02m | 12:26PM0.20m | ||||||||||||||||||
 |  | |  | |  | | | | | |  | | | | | | | | | | | | | |
 | — | — | 7:24 | — | — | — | — | — | — | — | 7:24 | — | — | — | — | — | — | — | 7:26 | — | — | — | — | — |
 | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:44 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 13 | 12 | 11 | 12 | 12 | 12 | 11 | 12 | 13 | 13 | 12 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 11 | 13 | 13 | 13 | 12 |
8 | 8 | 7 | 6 | 7 | 6 | 7 | 6 | 8 | 9 | 8 | 7 | 8 | 8 | 8 | 9 | 10 | 10 | 10 | 8 | 11 | 11 | 10 | 9 | |
Swell 1 Height (m) Direction Period (s) | SSE 12 | — | S 11 | S 11 | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 10 | SSE 9 | S 10 | S 6 | SSE 10 | S 9 | S 10 | S 10 | S 10 | S 10 | S 10 |
 kJ | 215 | — | 1095 | 1134 | 1160 | 1019 | 900 | 792 | 690 | 641 | 698 | 610 | 517 | 426 | 35 | 125 | 57 | 125 | 207 | 226 | 188 | 192 | 192 | 196 |
Swell 2 Height (m) Direction Period (s) | SE 16 | — | — | — | — | — | — | SE 15 | SE 15 | SE 15 | — | — | SE 14 | SE 14 | SE 14 | SE 9 | S 11 | S 9 | S 10 | S 10 | E 9 | E 9 | E 9 | E 9 |
| kJ | 10 | — | — | — | — | — | — | 8 | 9 | 9 | — | — | 8 | 8 | 7 | 21 | 108 | 81 | 8 | 8 | 2 | 2 | 2 | 2 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | E 10 | — | SE 14 | SSE 9 | SSW 6 | SE 13 | E 9 | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | — | 7 | 33 | 18 | 7 | 2 | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SSW 6 | S 11 | — | — | — | — | — | — | — | — | S 11 | — | — | — | S 10 | S 6 | — | — | — | — | — | — | — | — |
| kJ | 131 | 811 | — | — | — | — | — | — | — | — | 1179 | — | — | — | 367 | 71 | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 158 | 233 | 159 | 30 | 71 | 155 | 30 | 25 | 25 | 3 | 25 | 25 | 155 | 156 | 25 | 25 | 71 | 2 | 0 | 0 | 0 | 0 | 2 | 0 |
Best forecast wave conditions in Uruguay - South | ||||||||||||||||||||||||
Best forecast wave conditions in Uruguay | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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