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Surf Forecasts:
La Posta surfForecast / South / Uruguay
48hr Weather and Surf, issued 8 pm Sunday 21 Dec 2025 -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
22.4° C
(Which is 2.2°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 11PM is: 0.7m 8s primary swell from a East direction and 0.2m 9s secondary swell from a South direction (forecast issued at 08:00pm December 21). The wind direction is predicted to be cross-shore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Dec) | - | - |
| Afternoon (21 Dec) | - | - |
| Evening (21 Dec) | 2.5ft (0.7m) | 8s |
Table - waves today at La Posta. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sun 21 | Monday 22 | Tuesday 23 | Wednesday 24 | |||||||||||||||||||||
| 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | 6 PM | 9 PM | 0 AM | 3 AM | 6 AM | 9 AM | 12 PM | 3 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |   |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 86 | 66 | 66 | 66 | 47 | 46 | 45 | 42 | 40 | 40 | 1 | 38 | 25 | 26 | 28 | 28 | 27 | 27 | 39 | 1 | 1 | 27 | 27 | 42 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross | cross | glass | glass | on | cross- on | cross- off | cross- off | cross- off | cross- off | glass | glass | on | cross- on | cross | cross- off | cross- off | off | glass | glass | cross- on | cross |
High Tide / height (m) | 9:55PM 0.18 | 9:21AM 0.28 | 10:19PM 0.18 | 9:59AM 0.26 | 10:44PM 0.19 | 4:13AM 0.16 | 10:45AM 0.25 | |||||||||||||||||
Low Tide / height (m) | 4:53PM 0.07 | 1:12AM 0.15 | 5:33PM 0.09 | 1:42AM 0.15 | 6:17PM 0.10 | 2:22AM 0.15 | 6:00AM 0.15 | |||||||||||||||||
Sun 21 | Monday 22 | Tuesday 23 | Wednesday 24 | |||||||||||||||||||||
| Sunrise | - | - | - | - | 5:22 | - | - | - | - | - | - | - | 5:22 | - | - | - | - | - | - | - | 5:22 | - | - | - |
| Sunset | 7:52 | - | - | - | - | - | - | - | 7:52 | - | - | - | - | - | - | - | 7:52 | - | - | - | - | - | - | - |
 |  | |  |  | | |  | |  | | | | | | | | | | | | | | | |
Rain (mm) | 1 | 3 | 1 | - | - | - | - | - | 1 | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - |
| Temp. °C | 22 | 21 | 22 | 21 | 22 | 23 | 24 | 25 | 23 | 22 | 22 | 21 | 21 | 24 | 26 | 25 | 24 | 22 | 22 | 21 | 22 | 25 | 26 | 27 |
| Feels °C (?) | 23 | 23 | 24 | 23 | 25 | 26 | 24 | 26 | 23 | 23 | 23 | 22 | 24 | 27 | 27 | 25 | 25 | 22 | 22 | 22 | 25 | 28 | 26 | 27 |
- 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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