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 8 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 3PM is: 1.4m 6s primary swell from a West-southwest direction and 0.5m 10s secondary swell from a South direction, 0.1m 11s secondary swell from a Southeast direction (forecast issued at 08:00am November 18). The wind direction is predicted to be cross-onshore.

Time (-03) & Date	Wave Height	Wave Period
Morning (18 Nov)	2.5ft (0.7m)	11s
Afternoon (18 Nov)	4.5ft (1.4m)	6s
Evening (18 Nov)	5ft (1.6m)	6s

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								Fri 21
	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	0 AM	3 AM
Rating (10 max)	0	0	0	0	0	0	0	0	0	0	0	1	1	1	2	2	2	0	1	1	0	0	1	3
Swell Height Map See all maps
Wave Height (m) & direction (?)	SSE	S	W	WSW	SW	S	S	S	S	SSE	S	S	S	S	S	S	SSE	S	S	S	S	S	SE	SE
Period(s) (?)	11	11	6	6	6	6	7	8	8	14	14	14	14	13	13	12	12	12	11	12	12	12	11	6
Wave Graph (?)
kJ (?)	187	114	136	126	86	163	297	341	298	431	1531	1855	1640	1303	957	759	569	449	364	341	289	274	1001	312
Wind (km/h)	NW	WNW	WSW	SW	S	S	S	SSW	SW	SW	SW	SSW	SSE	ESE	ENE	NE	NE	NE	ENE	ENE	ESE	ESE	E	N
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	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	cross	off
High Tide / height (m)		6:51AM 0.28				8:11PM 0.22				7:29AM 0.29				8:47PM 0.21				8:05AM 0.30					9:23PM 0.20
Low Tide / height (m)				2:55PM 0.04			11:33PM 0.18						3:32PM 0.04			12:05AM 0.17					4:09PM 0.05			12:36AM 0.16

	Tuesday 18						Wednesday 19								Thursday 20								Fri 21
Sunrise	5:22	-	-	-	-	-	-	-	5:22	-	-	-	-	-	-	-	5:22	-	-	-	-	-	-	-
Sunset	-	-	-	-	7:24	-	-	-	-	-	-	-	7:25	-	-	-	-	-	-	-	7:27	-	-	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	5	17	20	11
Temp. °C	16	20	21	20	18	16	15	15	15	17	18	17	17	15	15	15	14	18	22	22	17	17	17	16
Feels °C (?)	7	11	13	14	13	8	8	11	12	11	12	12	12	10	11	11	9	12	18	17	13	13	12	16

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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