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Surf Forecasts:
La Posta surfForecast / South / Uruguay
48hr Weather and Surf, issued 8 am Monday 20 Apr 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
21.0° C
(Which is 3.0°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: 0.8m 11s primary swell from a East-southeast direction and 0.7m 7s secondary swell from a South-southeast direction, 0.9m 6s secondary swell from a South-southeast direction (forecast issued at 08:00am April 20). The wind direction is predicted to be cross-shore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Apr) | 2.5ft (0.8m) | 11s |
| Afternoon (20 Apr) | 4ft (1.2m) | 11s |
| Evening (20 Apr) | 4.5ft (1.4m) | 11s |
Table - waves today at La Posta. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Monday 20 | Tuesday 21 | Wednesday 22 | Thu 23 | |||||||||||||||||||||
| 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 | 6 PM | 9 PM | 0 AM | 3 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 10 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 6 | 6 | 6 | 10 | 10 | 10 | 5 | 10 | 5 | 6 | 7 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 82 | 138 | 143 | 350 | 439 | 460 | 186 | 151 | 149 | 149 | 143 | 94 | 92 | 108 | 89 | 65 | 65 | 56 | 52 | 135 | 62 | 77 | 111 | 128 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross | cross | cross- on | cross | cross | cross- off | cross | cross | cross | cross- off | cross- off | cross- off | cross- off | off | off | cross- off | cross | cross | cross | cross- on | cross- on | cross- on | cross- on |
High Tide / height (m) | 11:01AM 0.17 | 10:33PM 0.36 | 11:40AM 0.16 | 5:15PM 0.17 | 11:28PM 0.34 | 12:24PM 0.16 | 5:39PM 0.16 | 12:28AM 0.31 | ||||||||||||||||
Low Tide / height (m) | 6:12AM -0.02 | 1:28PM 0.15 | 7:09AM 0.00 | 2:11PM 0.14 | 6:23PM 0.16 | 8:06AM 0.03 | 3:00PM 0.14 | 7:35PM 0.15 | ||||||||||||||||
Monday 20 | Tuesday 21 | Wednesday 22 | Thu 23 | |||||||||||||||||||||
| Sunrise | - | 7:05 | - | - | - | - | - | - | - | 7:07 | - | - | - | - | - | - | - | 7:07 | - | - | - | - | - | - |
| Sunset | - | - | - | - | 6:08 | - | - | - | - | - | - | - | 6:07 | - | - | - | - | - | - | - | 6:07 | - | - | - |
 |  |  | |  |  |  | | | |  | |  | | |  | | | | | | | |  | |
Rain (mm) | - | - | - | - | 1 | - | 1 | 2 | - | - | 7 | 1 | - | - | - | 2 | 1 | - | - | - | - | - | - | - |
| Temp. °C | 18 | 18 | 20 | 19 | 18 | 18 | 19 | 18 | 18 | 18 | 18 | 19 | 20 | 19 | 18 | 18 | 18 | 17 | 16 | 17 | 17 | 17 | 18 | 18 |
| Feels °C (?) | 18 | 17 | 20 | 17 | 15 | 15 | 17 | 17 | 15 | 15 | 15 | 17 | 17 | 17 | 17 | 17 | 17 | 13 | 10 | 12 | 13 | 13 | 16 | 17 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
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