El Martillo Surf Forecast

/ South (25 surf breaks) /

Uruguay (54 surf breaks) / Lat Long: (34.97° S 54.95° W)

Surf Forecasts:

El Martillo surfForecast / South / Uruguay

48hr Weather and Surf, issued 2 am Thursday 18 Sep 2025 -03

Forecast 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 2.8°C warmer than normal for this time of year)

How big are the waves at El Martillo today?

The current surf forecast for El Martillo at 9AM is: 0.5m 12s primary swell from a Southeast direction and 0.3m 8s secondary swell from a East direction, 0.5m 5s secondary swell from a East direction (forecast issued at 02:00am September 18). The wind direction is predicted to be cross-onshore.

Time (-03) & Date	Wave Height	Wave Period
Morning (18 Sep)	1.5ft (0.5m)	12s
Afternoon (18 Sep)	1.5ft (0.4m)	12s
Evening (18 Sep)	3ft (0.9m)	6s

Table - waves today at El Martillo. (Swell directed towards the surf break)

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Thursday 18								Friday 19								Saturday 20
	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	6 PM	9 PM
Rating (10 max)	0	0	0	0	0	0	0	0	0	0	0	1	0	0	0	0	0	0	0	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	ESE	SE	SE	SE	SE	SE	SE	ENE	SE	ENE	E	E	E	E	E	E	E	E	E	E	E	E	E	E
Period(s) (?)	12	12	12	12	12	12	12	6	11	6	7	7	7	8	8	8	8	8	8	8	4	4	4	5
Wave Graph (?)
kJ (?)	101	73	71	69	69	49	34	54	35	88	46	51	38	41	42	50	52	52	52	71	19	26	30	34
Wind (km/h)	NE	ENE	ENE	ENE	ENE	ENE	NNE	ENE	NE	NE	NE	N	SSW	SSW	SE	ESE	ESE	E	E	ENE	E	ENE	ENE	NE
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross	cross- on	cross- on	cross- on	cross- on	cross- on	cross	cross- on	cross- on	cross	cross	cross- off	cross	cross	on	on	on	on	cross- on	cross- on	cross- on	cross- on	cross- on	cross
High Tide / height (m)			4:40AM 0.21	8:52AM 0.18			4:59PM 0.31				5:35AM 0.24					6:02PM 0.30				6:24AM 0.26				6:57PM 0.29
Low Tide / height (m)		12:18AM 0.07		7:53AM 0.18		12:19PM 0.13				1:18AM 0.08				1:27PM 0.11				2:13AM 0.10				2:26PM 0.09

	Thursday 18								Friday 19								Saturday 20
Sunrise	-	-	-	6:35	-	-	-	-	-	-	-	6:33	-	-	-	-	-	-	-	6:31	-	-	-	-
Sunset	-	-	-	-	-	-	6:31	-	-	-	-	-	-	-	6:32	-	-	-	-	-	-	-	6:34	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	2	1	1	-	1	-	2	2	1	1
Temp. °C	17	16	15	15	18	19	19	18	17	16	16	18	20	21	17	15	14	13	13	14	16	17	16	17
Feels °C (?)	15	14	13	12	15	16	18	17	16	15	16	19	20	20	17	14	12	11	10	10	14	14	12	15

Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

Recent Eyeball Surf Reports for South

Wind Update Continuing clean conditions at El Martillo (calm at Punta del Este wx 0 km from El Martillo). 0.6m 12s groundswell from the SE with a 0.6m 5s windswell from the E and a 0.5m 8s swell, also from the E. 3 swells combining to make bigger set waves.
2 hours 1 minute ago El Martillo

Expand

View all

2 h 1 min ago

5 km/h

Clean

Please reload the page to see if there are any updates.

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our El Martillo surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.