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Surf Forecasts:
La Posta surfForecast / South / Uruguay
48hr Weather and Surf, issued 2 am Thursday 14 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
15.6° C
(Which is normal for this time of year)How big are the waves at La Posta today?
The current surf forecast for La Posta at 8AM is: 1.9m 11s primary swell from a South direction and 1.6m 11s secondary swell from a South direction (forecast issued at 02:00am May 14). The wind direction is predicted to be onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 May) | 6ft (1.9m) | 11s |
| Afternoon (14 May) | 5ft (1.5m) | 11s |
| Evening (14 May) | 2.5ft (0.7m) | 11s |
Table - waves today at La Posta. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 4mm), mostly falling on Thu morning. Very mild (max 14°C on Fri afternoon, min 10°C on Fri morning). Winds increasing (calm on Fri afternoon, fresh winds from the S by Sat night). | ||||||||||||||||||||||||
Thursday 14 | Friday 15 | Saturday 16 | ||||||||||||||||||||||
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 |    |    |    | |||||||||||||||||||||
S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 10 | S 11 | S 10 | S 10 | SSE 10 | S 10 | S 10 | S 10 | S 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 11 | SSE 11 | SSE 10 | SSE 10 | |
980 | 713 | 1049 | 841 | 526 | 507 | 167 | 108 | 128 | 128 | 155 | 221 | 188 | 188 | 192 | 157 | 160 | 133 | 141 | 147 | 117 | 117 | 86 | 83 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-off | cross-off | cross-off | cross-off | cross-on | glassy | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross | cross-on | cross | |
High Tide | 7:41AM0.23m | 5:58PM0.31m | 8:14AM0.22m | 6:50PM0.34m | 8:45AM0.21m | 7:42PM0.37m | ||||||||||||||||||
Low Tide | 00:54AM0.01m | 12:34PM0.20m | 1:57AM-0.02m | 12:26PM0.20m | 3:01AM-0.04m | 11:36AM0.18m | ||||||||||||||||||
 | | |  |  |  |  | |  | | | | | | | | | | |  | | | |  | |
 | — | — | 7:24 | — | — | — | — | — | — | — | 7:26 | — | — | — | — | — | — | — | 7:26 | — | — | — | — | — |
 | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:44 | — | — | — | — | — | — | — | 5:44 | — | — |
— | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | |
Temp °C | 13 | 13 | 12 | 12 | 13 | 13 | 12 | 13 | 13 | 12 | 11 | 10 | 13 | 14 | 13 | 12 | 11 | 11 | 10 | 10 | 13 | 14 | 14 | 13 |
8 | 8 | 7 | 8 | 7 | 6 | 7 | 9 | 10 | 10 | 8 | 7 | 10 | 12 | 11 | 9 | 7 | 8 | 6 | 7 | 10 | 10 | 11 | 11 | |
Swell 1 Height (m) Direction Period (s) | S 12 | SE 15 | S 11 | S 11 | S 11 | SE 14 | S 10 | S 11 | S 6 | S 10 | SSE 10 | S 10 | S 10 | S 10 | S 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 11 | SSE 11 | SSE 10 | SSE 10 |
 kJ | 778 | 9 | 686 | 610 | 526 | 7 | 167 | 108 | 59 | 128 | 155 | 221 | 188 | 188 | 192 | 157 | 160 | 133 | 141 | 147 | 117 | 117 | 86 | 83 |
Swell 2 Height (m) Direction Period (s) | SE 15 | — | — | — | — | — | SE 14 | SE 10 | S 10 | SSE 9 | SSW 9 | SSW 8 | E 9 | E 9 | E 9 | — | E 9 | E 9 | — | — | — | — | — | SE 13 |
| kJ | 9 | — | — | — | — | — | 7 | 25 | 128 | 68 | 86 | 61 | 2 | 2 | 2 | — | 2 | 2 | — | — | — | — | — | 6 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | E 10 | SE 14 | SSE 9 | SSW 6 | SE 13 | E 10 | E 10 | — | E 9 | E 9 | E 9 | — | — | — | E 8 | E 8 | — | — |
| kJ | — | — | — | — | — | — | 2 | 7 | 31 | 25 | 7 | 2 | 2 | — | 2 | 2 | 2 | — | — | — | 1 | 1 | — | — |
Wind waves Height (m) Direction Period (s) | S 12 | S 11 | S 11 | S 11 | — | S 11 | SSW 6 | S 6 | — | — | — | — | WNW 3 | — | — | — | — | N 2 | — | — | WNW 2 | W 3 | WSW 3 | WSW 3 |
| kJ | 980 | 713 | 1049 | 841 | — | 507 | 92 | 89 | — | — | — | — | 3 | — | — | — | — | 1 | — | — | 1 | 2 | 3 | 5 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 30 | 25 | 25 | 25 | 118 | 158 | 233 | 25 | 25 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 25 | 3 | 3 |
Best forecast wave conditions in Uruguay - South | ||||||||||||||||||||||||
Best forecast wave conditions in Uruguay | ||||||||||||||||||||||||
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