La Posta Surf Forecast

/ South (25 surf breaks) /

Uruguay (55 surf breaks) / Lat Long: (34.92° S 54.85° W)

Surf Forecasts:

La Posta surfForecast / South / Uruguay

48hr Weather and Surf, issued 2 am Tuesday 18 Nov 2025 -03

Forecast 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 20.4° 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 5AM is: 0.9m 11s primary swell from a South-southeast direction and 0.1m 8s secondary swell from a East direction (forecast issued at 02:00am November 18). An open ocean swell of 1.1m 5s 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 Nov)	2.5ft (0.7m)	11s
Afternoon (18 Nov)	4ft (1.2m)	5s
Evening (18 Nov)	4ft (1.2m)	5s

Table - waves today at La Posta. (Swell directed towards the surf break)

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Tuesday 18								Wednesday 19								Thursday 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	0	0	1	1	1	2	2	2	0	1	0	0	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	S	S	SSE	S	S	WSW	SW	S	S	S	S	SSE	S	S	S	S	S	S	SSE	S	S	S	S	S
Period(s) (?)	9	10	11	11	11	5	5	5	6	7	8	14	14	14	14	14	13	12	12	12	11	10	12	12
Wave Graph (?)
kJ (?)	188	225	187	114	90	77	50	61	108	211	277	605	1371	1443	1315	1190	972	679	569	383	300	167	294	284
Wind (km/h)	NNW	NW	NW	WNW	WSW	SW	S	S	S	SSW	SW	SW	SSW	SSW	SSE	ESE	ENE	NE	NE	NE	E	E	E	E
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- off	cross- off	cross- off	cross- off	cross	cross- on	on	on	on	on	cross- on	cross- on	cross- on	on	cross- on	cross- on	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross	cross
High Tide / height (m)		12:18AM 0.19		6:51AM 0.28				8:11PM 0.22				7:29AM 0.29				8:47PM 0.21				8:05AM 0.30
Low Tide / height (m)	11:12PM 0.19	2:13AM 0.18				2:55PM 0.04			11:33PM 0.18						3:32PM 0.04			12:05AM 0.17					4:09PM 0.05

	Tuesday 18								Wednesday 19								Thursday 20
Sunrise	-	-	5:22	-	-	-	-	-	-	-	5:22	-	-	-	-	-	-	-	5:22	-	-	-	-	-
Sunset	-	-	-	-	-	-	7:24	-	-	-	-	-	-	-	7:25	-	-	-	-	-	-	-	7:27	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	4
Temp. °C	16	16	16	20	21	20	18	16	16	15	15	17	18	17	16	15	15	14	14	17	21	21	19	17
Feels °C (?)	10	9	7	11	13	15	13	9	10	11	11	12	12	12	11	11	11	10	10	11	17	15	14	13

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

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