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Surf Forecasts:
La Posta surfForecast / South / Uruguay
48hr Weather and Surf, issued 2 am Friday 15 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
15.4° 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 6AM is: 0.9m 10s primary swell from a South-southeast direction and 0.7m 9s secondary swell from a South-southwest direction (forecast issued at 02:00am May 15). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 May) | 3.5ft (1.0m) | 10s |
| Afternoon (15 May) | 3.5ft (1.0m) | 10s |
| Evening (15 May) | 3ft (0.9m) | 10s |
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 14°C on Sat afternoon, min 10°C on Fri morning). Wind will be generally light. | ||||||||||||||||||||||||
Friday 15 | Saturday 16 | Sunday 17 | ||||||||||||||||||||||
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 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 | SSE 10 | S 10 | S 6 | S 6 | S 6 | S 7 | S 7 | SSE 10 | |
128 | 128 | 155 | 188 | 188 | 192 | 192 | 160 | 163 | 163 | 139 | 147 | 150 | 117 | 112 | 82 | 80 | 233 | 105 | 165 | 166 | 181 | 171 | 386 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | cross-off | off | off | cross-off | cross-off | cross | cross-on | on | on | cross-on | on | on | on | on | on | on | on | |
High Tide | 8:14AM0.22m | 6:50PM0.34m | 8:45AM0.21m | 7:42PM0.37m | 9:16AM0.19m | 8:35PM0.39m | ||||||||||||||||||
Low Tide | 1:57AM-0.02m | 12:26PM0.20m | 3:01AM-0.04m | 11:36AM0.18m | 4:03AM-0.04m | 12:01PM0.16m | ||||||||||||||||||
 | | |  | | | | |  |  | |  | |  | | | | | | | | | | | |
 | — | — | 7:26 | — | — | — | — | — | — | — | 7:26 | — | — | — | — | — | — | — | 7:26 | — | — | — | — | — |
 | — | — | — | — | — | 5:44 | — | — | — | — | — | — | — | 5:44 | — | — | — | — | — | — | — | 5:43 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 12 | 11 | 10 | 10 | 12 | 13 | 12 | 11 | 11 | 11 | 11 | 10 | 12 | 14 | 13 | 13 | 13 | 13 | 13 | 12 | 11 | 11 | 11 | 12 |
9 | 8 | 7 | 7 | 9 | 11 | 10 | 8 | 8 | 8 | 9 | 8 | 10 | 11 | 11 | 11 | 12 | 10 | 8 | 7 | 6 | 5 | 6 | 8 | |
Swell 1 Height (m) Direction Period (s) | 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 | SSE 10 | S 10 | SE 12 | — | SSE 14 | SSE 13 | — | — |
 kJ | 59 | 128 | 155 | 188 | 188 | 192 | 192 | 160 | 163 | 163 | 139 | 147 | 150 | 117 | 112 | 82 | 80 | 96 | 6 | — | 20 | 32 | — | — |
Swell 2 Height (m) Direction Period (s) | S 10 | SSE 9 | SSW 9 | SSW 8 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | — | — | — | — | — | S 16 | — | — | SE 12 | — | — | — |
| kJ | 128 | 68 | 86 | 58 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | — | — | — | — | — | 5 | — | — | 6 | — | — | — |
Swell 3 Height (m) Direction Period (s) | SE 9 | SSW 6 | SE 13 | E 9 | E 10 | — | — | — | — | — | — | — | — | — | — | — | S 16 | — | — | — | — | — | — | — |
| kJ | 21 | 20 | 7 | 2 | 2 | — | — | — | — | — | — | — | — | — | — | — | 5 | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | WNW 3 | — | — | — | — | — | — | NW 2 | — | WNW 2 | W 3 | — | — | — | S 10 | S 6 | S 6 | S 6 | S 7 | S 7 | SSE 10 |
| kJ | — | — | — | 1 | — | — | — | — | — | — | 2 | — | 1 | 1 | — | — | — | 233 | 105 | 165 | 166 | 181 | 171 | 386 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 3 | 0 | 0 | 0 | 0 | 7 | 7 | 0 | 0 | 0 | 0 | 0 | 1 | 7 | 71 | 71 | 2 | 71 | 118 | 245 | 245 | 233 | 233 | 233 |
Best forecast wave conditions in Uruguay - South | ||||||||||||||||||||||||
Best forecast wave conditions in Uruguay | ||||||||||||||||||||||||
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