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Surf Forecasts:
El Martillo surfForecast / South / Uruguay
48hr Weather and Surf, issued 2 am Wednesday 20 May 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
14.2° C
(Which is slightly cooler than normal)How big are the waves at El Martillo today?
The current surf forecast for El Martillo at 9AM is: 1.7m 16s primary swell from a South-southeast direction and 1.1m 6s secondary swell from a South-southwest direction (forecast issued at 02:00am May 20). The wind direction is predicted to be cross-offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 5.5ft (1.7m) | 16s |
| Afternoon (20 May) | 8ft (2.4m) | 15s |
| Evening (20 May) | 8ft (2.4m) | 14s |
Table - waves today at El Martillo. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 12°C on Wed morning, min 10°C on Wed night). Winds decreasing (fresh winds from the SSW on Wed morning, calm by Thu night). | ||||||||||||||||||||||||
Wednesday 20 | Thursday 21 | Friday 22 | ||||||||||||||||||||||
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 13 | SSE 14 | SSE 16 | S 15 | S 15 | S 14 | S 14 | S 13 | S 13 | SSE 13 | SSE 14 | SSE 15 | SSE 14 | SSE 14 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | |
187 | 573 | 596 | 1358 | 2269 | 2424 | 2313 | 2091 | 1684 | 1335 | 1174 | 1172 | 1726 | 1443 | 1156 | 989 | 854 | 732 | 692 | 576 | 459 | 380 | 298 | 288 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross | cross-off | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross | cross | cross | cross-on | cross-on | glassy | glassy | glassy | cross-on | cross-on | cross-on | on | |
High Tide | 9:43PM0.46m | 10:26AM0.23m | 4:03PM0.16m | 10:36PM0.42m | 11:15AM0.23m | 4:33PM0.17m | 11:32PM0.37m | 12:08PM0.24m | 5:00PM0.18m | |||||||||||||||
Low Tide | 6:17AM-0.01m | 1:38PM0.13m | 6:02PM0.14m | 7:11AM0.01m | 2:26PM0.15m | 7:07PM0.13m | 8:04AM0.04m | 3:18PM0.17m | 8:11PM0.11m | |||||||||||||||
 | | |  |  | |  | |  | | | |  | | | | | | | | | | | | |
 | — | — | 7:30 | — | — | — | — | — | — | — | 7:31 | — | — | — | — | — | — | — | 7:31 | — | — | — | — | — |
 | — | — | — | — | — | 5:40 | — | — | — | — | — | — | — | 5:40 | — | — | — | — | — | — | — | 5:39 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 13 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 10 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 11 | 11 | 11 |
8 | 7 | 6 | 6 | 4 | 4 | 3 | 3 | 4 | 4 | 4 | 6 | 6 | 7 | 8 | 7 | 7 | 9 | 8 | 8 | 7 | 8 | 8 | 8 | |
Swell 1 Height (m) Direction Period (s) | S 12 | SSE 13 | SSE 14 | SSE 16 | — | — | — | — | — | S 13 | SSE 13 | SSE 14 | SSE 15 | SSE 14 | SSE 14 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 12 | SSE 12 | SSE 12 | SSE 12 |
 kJ | 187 | 515 | 596 | 1358 | — | — | — | — | — | 1335 | 1174 | 1172 | 1726 | 1443 | 1156 | 989 | 854 | 732 | 692 | 576 | 459 | 380 | 298 | 288 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | SSE 17 | SSE 17 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | 246 | 317 | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SW 5 | S 13 | SSW 6 | SSW 6 | S 15 | S 15 | S 14 | S 14 | S 13 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 37 | 573 | 69 | 86 | 2269 | 2424 | 2313 | 2091 | 1684 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 52 | 129 | 169 | 169 | 915 | 522 | 522 | 522 | 223 | 235 | 235 | 166 | 166 | 81 | 81 | 81 | 21 | 0 | 0 | 0 | 223 | 223 | 412 | 6 |
Best forecast wave conditions in Uruguay - South | ||||||||||||||||||||||||
Best forecast wave conditions in Uruguay | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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