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Surf Forecasts:
El Martillo surfForecast / South / Uruguay
48hr Weather and Surf, issued 2 pm Monday 18 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
14.4° C
(Which is slightly cooler than normal)How big are the waves at El Martillo today?
The current surf forecast for El Martillo at 5PM is: 1.4m 17s primary swell from a South direction and 0.5m 18s secondary swell from a South-southeast direction (forecast issued at 02:00pm May 18). An open ocean swell of 0.5m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (-03) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | - | - |
| Afternoon (18 May) | 3.5ft (1.1m) | 12s |
| Evening (18 May) | 5ft (1.5m) | 15s |
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 13°C on Tue afternoon, min 9°C on Mon night). Mainly fresh winds. | ||||||||||||||||||||||||
Mon 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 | 12 AM | 3 AM | 6 AM | 9 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 10 | S 12 | S 17 | S 15 | S 14 | S 14 | S 14 | SSE 13 | S 13 | S 12 | S 12 | S 12 | S 12 | SSE 13 | SSE 14 | SSE 16 | S 16 | S 15 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | |
226 | 359 | 1120 | 1010 | 932 | 665 | 447 | 282 | 209 | 190 | 137 | 180 | 228 | 222 | 407 | 1195 | 2511 | 2280 | 2137 | 2009 | 1710 | 1355 | 1445 | 912 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | |
High Tide | 3:01PM0.18m | 8:50PM0.47m | 9:39AM0.23m | 3:32PM0.17m | 9:43PM0.46m | 10:26AM0.23m | 4:03PM0.16m | 10:36PM0.42m | ||||||||||||||||
Low Tide | 12:05PM0.14m | 3:52PM0.18m | 5:23AM-0.04m | 12:51PM0.13m | 4:58PM0.16m | 6:17AM-0.01m | 1:38PM0.13m | 6:02PM0.14m | 7:11AM0.01m | |||||||||||||||
 | |  | | | | | | | | | | | | |  | | |  | | |  | | | |
 | — | — | — | — | — | — | 7:28 | — | — | — | — | — | — | — | 7:30 | — | — | — | — | — | — | — | 7:31 | — |
 | — | 5:43 | — | — | — | — | — | — | — | 5:42 | — | — | — | — | — | — | — | 5:40 | — | — | — | — | — | 5:40 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 11 | 11 | 11 | 11 | 10 | 9 | 9 | 9 | 12 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 |
5 | 5 | 5 | 6 | 5 | 3 | 3 | 2 | 4 | 5 | 5 | 6 | 7 | 7 | 6 | 5 | 6 | 4 | 5 | 4 | 5 | 5 | 6 | 5 | |
Swell 1 Height (m) Direction Period (s) | S 10 | S 12 | S 17 | S 15 | S 14 | S 14 | S 14 | SSE 13 | S 13 | S 12 | S 12 | S 12 | S 12 | SSE 13 | SSE 14 | SSE 16 | — | — | — | — | — | — | S 13 | SSE 16 |
 kJ | 226 | 359 | 1120 | 1010 | 932 | 665 | 447 | 282 | 209 | 190 | 137 | 180 | 228 | 222 | 407 | 1195 | — | — | — | — | — | — | 1445 | 284 |
Swell 2 Height (m) Direction Period (s) | SSE 12 | SSE 18 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 51 | 186 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | SSE 20 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 37 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | W 4 | W 4 | — | W 4 | W 4 | W 4 | W 5 | WSW 5 | WSW 5 | WSW 5 | WSW 5 | SW 5 | SSW 6 | SSW 6 | SSW 6 | S 16 | S 15 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 |
| kJ | — | 9 | 7 | — | 14 | 14 | 28 | 59 | 98 | 111 | 103 | 86 | 58 | 96 | 135 | 170 | 2511 | 2280 | 2137 | 2009 | 1710 | 1355 | 1170 | 912 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 52 | 129 | 40 | 0 | 0 | 13 | 35 | 35 | 129 | 87 | 87 | 52 | 81 | 129 | 169 | 169 | 693 | 693 | 522 | 522 | 235 | 235 | 223 | 169 |
Best forecast wave conditions in Uruguay - South | ||||||||||||||||||||||||
Best forecast wave conditions in Uruguay | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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