Cabo de Sines Surf Forecast

/ Alentejo (17 surf breaks) /

Portugal (226 surf breaks) / Lat Long: (37.95° N 8.88° W)

Surf Forecasts:

Cabo de Sines surfForecast / Alentejo / Portugal

48hr Weather and Surf, issued 12 am Sunday 19 Oct 2025 WEST

Forecast update in hr min s Forecast update imminent

Cabo de Sines surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Today's Cabo de Sines sea temperature is 17.8° C
(Which is 2.0°C colder than average for this time of year)

How big are the waves at Cabo de Sines today?

The current surf forecast for Cabo de Sines at 4AM is: 0.9m 10s primary swell from a West-northwest direction and 0.8m 10s secondary swell from a West-southwest direction (forecast issued at 12:00am October 19). The wind direction is predicted to be cross-shore.

Time (WEST) & Date	Wave Height	Wave Period
Morning (19 Oct)	2.5ft (0.8m)	10s
Afternoon (19 Oct)	2.5ft (0.8m)	10s
Evening (19 Oct)	3ft (0.9m)	9s

Table - waves today at Cabo de Sines. (Swell directed towards the surf break)

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

		Sunday 19								Monday 20								Tuesday 21
	10 PM	1 AM	4 AM	7 AM	10 AM	1 PM	4 PM	7 PM	10 PM	1 AM	4 AM	7 AM	10 AM	1 PM	4 PM	7 PM	10 PM	1 AM	4 AM	7 AM	10 AM	1 PM	4 PM	7 PM
Rating (10 max)	1	1	1	1	0	0	0	0	0	1	1	2	1	0	0	0	0	0	0	0	0	0	1	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	WNW	WNW	WNW	WSW	WNW	WNW	WSW	WSW	WSW	WSW	WSW	WSW	WSW	WSW	WSW	W	WNW	WSW	NW	WNW	WNW	W	NW	NW
Period(s) (?)	11	10	10	9	10	10	9	9	9	9	9	10	9	9	9	9	9	10	10	10	11	11	12	11
Wave Graph (?)
kJ (?)	164	146	140	138	115	115	113	113	156	141	147	150	118	118	118	110	99	96	122	177	187	287	400	239
Wind (km/h)	SW	SSE	SE	SE	S	SW	SW	SW	WSW	SW	NW	NW	NW	WNW	WNW	W	W	WSW	SW	SW	WSW	WSW	WSW	WSW
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	on	cross- on	cross	cross	cross- on	on	on	on	on	on	cross	cross- off	cross	cross- on	cross- on	cross- on	cross- on	on	on	on	on	cross- on	on	on
High Tide / height (m)			2:05AM 3.08				2:16PM 3.26				2:37AM 3.18				2:48PM 3.29				3:06AM 3.24				3:19PM 3.27
Low Tide / height (m)	7:55PM 0.82				8:04AM 0.89				8:26PM 0.76				8:36AM 0.81				8:54PM 0.73				9:06AM 0.77

		Sunday 19								Monday 20								Tuesday 21
Sunrise	-	-	-	-	7:47	-	-	-	-	-	-	-	7:48	-	-	-	-	-	-	-	7:48	-	-	-
Sunset	-	-	-	-	-	-	6:52	-	-	-	-	-	-	-	6:52	-	-	-	-	-	-	-	6:50	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	1	1	1	1
Temp. °C	20	20	19	19	20	22	21	20	20	20	20	18	19	20	20	19	19	19	20	20	20	21	22	21
Feels °C (?)	21	21	19	19	20	21	20	20	20	21	21	19	20	20	20	18	19	20	20	20	20	21	22	22

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 Alentejo

Wind Update Continuing clean conditions at Cabo de Sines (calm at Sines 3 km from Cabo de Sines). 0.9m 10s swell from the WNW with a 0.8m 9s swell from the WSW and a 0.3m 3s local chop from the SSW. 3 swells combining to make bigger set waves.
37 minutes ago Cabo de Sines

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Actual: 37 min ago

5 km/h

Clean

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