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Surf Forecasts:
El Martillo surfForecast / South / Uruguay
48hr Weather and Surf, issued 8 pm Friday 20 Mar 2026 -03Forecast update in hr min s Forecast update imminent
El Martillo surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's El Martillo sea temperature is
20.7° C
(Which is slightly cooler than normal)How big are the waves at El Martillo today?
The current surf forecast for El Martillo at 2AM is: 1.1m 6s primary swell from a East-northeast direction and 0.5m 9s secondary swell from a East-southeast direction, 0.1m 10s secondary swell from a South direction (forecast issued at 08:00pm March 20). The wind direction is predicted to be cross-onshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Mar) | 4.5ft (1.3m) | 6s |
| Afternoon (21 Mar) | 3.5ft (1.1m) | 7s |
| Evening (21 Mar) | 2.5ft (0.7m) | 8s |
Table - waves today at El Martillo. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Fri 20 | Saturday 21 | Sunday 22 | Monday 23 | |||||||||||||||||||||
| 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) (?) | 5 | 6 | 6 | 5 | 6 | 6 | 7 | 7 | 8 | 8 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 4 | 5 | 5 | 5 | 6 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 124 | 122 | 77 | 74 | 87 | 113 | 158 | 123 | 113 | 58 | 88 | 73 | 55 | 56 | 39 | 39 | 39 | 82 | 36 | 43 | 59 | 78 | 122 | 113 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross- on | cross | cross | cross- off | cross | off | off | cross- off | cross- off | cross- off | cross | cross | cross- on | on | on | cross- on | cross- on | cross- on | cross- on | on | cross- on |
High Tide / height (m) | 8:45PM 0.36 | 9:40AM 0.28 | 2:52PM 0.21 | 9:30PM 0.39 | 10:25AM 0.26 | 3:51PM 0.20 | 10:17PM 0.41 | 11:12AM 0.24 | ||||||||||||||||
Low Tide / height (m) | 4:37PM 0.16 | 5:06AM 0.00 | 12:55PM 0.19 | 5:18PM 0.17 | 5:57AM -0.01 | 1:31PM 0.18 | 5:59PM 0.18 | 6:50AM -0.02 | 2:12PM 0.16 | |||||||||||||||
Fri 20 | Saturday 21 | Sunday 22 | Monday 23 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:43 | - | - | - | - | - | - | - | 6:43 | - | - | - | - | - | - | - | 6:43 | - | - |
| Sunset | 6:51 | - | - | - | - | - | - | - | 6:50 | - | - | - | - | - | - | - | 6:47 | - | - | - | - | - | - | - |
 |  | |  | |  | |  | |  | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | 8 | - | - | - | - | - | - | - | - | - | - | - | - | - | 8 | 9 | 6 |
| Temp. °C | 24 | 22 | 20 | 21 | 21 | 22 | 26 | 22 | 23 | 22 | 20 | 19 | 18 | 19 | 20 | 20 | 20 | 19 | 19 | 20 | 19 | 17 | 18 | 19 |
| Feels °C (?) | 20 | 19 | 18 | 18 | 18 | 17 | 26 | 20 | 22 | 22 | 16 | 15 | 15 | 16 | 18 | 18 | 17 | 16 | 16 | 17 | 16 | 16 | 14 | 16 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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