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Surf Forecasts:
La Posta surfForecast / South / Uruguay
48hr Weather and Surf, issued 8 am Tuesday 12 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
16.9° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at La Posta today?
The current surf forecast for La Posta at 12PM is: 1.3m 13s primary swell from a South-southeast direction and 1.5m 5s secondary swell from a West direction (forecast issued at 08:00am May 12). The wind direction is predicted to be cross-shore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 May) | 4.5ft (1.4m) | 13s |
| Afternoon (12 May) | 4ft (1.2m) | 12s |
| Evening (12 May) | 3.5ft (1.1m) | 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 15°C on Tue afternoon, min 11°C on Tue morning). Winds decreasing (fresh winds from the W on Tue morning, light winds from the W by Thu night). | ||||||||||||||||||||||||
Tuesday 12 | Wednesday 13 | Thursday 14 | Fri 15 | |||||||||||||||||||||
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 | 12 AM | 3 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSE 13 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | S 11 | S 11 | S 11 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | SSW 11 | SSW 10 | S 10 | S 10 | S 11 | SSE 10 | |
878 | 669 | 543 | 447 | 339 | 328 | 215 | 724 | 994 | 1011 | 1160 | 1129 | 1002 | 902 | 792 | 765 | 1165 | 910 | 698 | 588 | 177 | 98 | 108 | 86 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | cross-off | |
High Tide | 6:15AM0.22m | 4:17PM0.23m | 7:03AM0.23m | 5:07PM0.27m | 7:41AM0.23m | 5:58PM0.31m | ||||||||||||||||||
Low Tide | 11:17AM0.17m | 11:52PM0.05m | 12:00PM0.18m | 00:54AM0.01m | 12:34PM0.20m | 1:57AM-0.02m | ||||||||||||||||||
 |  | | | |  | |  | | | | | | | | | | | |  | | | | | |
 | 7:24 | — | — | — | — | — | — | — | 7:24 | — | — | — | — | — | — | — | 7:24 | — | — | — | — | — | — | 7:26 |
 | — | — | — | 5:46 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:45 | — | — | — | 5:44 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 11 | 11 | 14 | 15 | 14 | 14 | 13 | 13 | 12 | 12 | 12 | 12 | 11 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | 12 | 12 | 11 |
3 | 3 | 6 | 8 | 8 | 9 | 8 | 8 | 7 | 7 | 6 | 6 | 5 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 9 | 9 | 10 | 8 | |
Swell 1 Height (m) Direction Period (s) | SSE 13 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | — | S 11 | S 11 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | SE 14 | S 10 | SSW 6 | S 11 | SSE 10 |
 kJ | 878 | 669 | 543 | 447 | 339 | 328 | 215 | — | 994 | 1011 | 1160 | 1129 | 1002 | 902 | 792 | 765 | 752 | 721 | 382 | 7 | 177 | 66 | 108 | 86 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | SE 16 | — | — | — | — | — | — | E 15 | SE 15 | SE 15 | — | — | — | SE 14 | SE 10 | S 10 | SSW 6 | S 9 |
| kJ | — | — | — | — | — | — | 10 | — | — | — | — | — | — | 4 | 8 | 8 | — | — | — | 8 | 24 | 98 | 32 | 83 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | E 10 | SE 14 | SSE 9 | SSE 9 | SSW 6 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 7 | 32 | 75 | 20 |
Wind waves Height (m) Direction Period (s) | W 5 | W 5 | W 5 | WSW 6 | WSW 5 | SW 5 | SSW 6 | S 11 | — | — | — | — | — | — | — | — | S 11 | S 11 | SSW 11 | SSW 10 | SSW 6 | SSW 6 | — | — |
| kJ | 119 | 119 | 126 | 136 | 78 | 55 | 104 | 724 | — | — | — | — | — | — | — | — | 1165 | 910 | 698 | 588 | 91 | 63 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 156 | 245 | 118 | 76 | 118 | 156 | 156 | 159 | 30 | 30 | 156 | 155 | 156 | 30 | 23 | 25 | 30 | 30 | 156 | 159 | 30 | 7 | 1 | 0 |
Best forecast wave conditions in Uruguay - South | ||||||||||||||||||||||||
Best forecast wave conditions in Uruguay | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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