Cabo de Sines surfForecast / Alentejo / Portugal

information circle48hr Weather and Surf, issued 12 pm Thursday 23 Apr 2026 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
16.1° C
(Which is normal for this time of year)

How big are the waves at Cabo de Sines today?

The current surf forecast for Cabo de Sines at 9PM is: 2.0m 11s primary swell from a West direction and 0.6m 11s secondary swell from a Northwest direction (forecast issued at 12:00pm April 23). The wind direction is predicted to be cross-onshore.

Time (WEST) & DateWave HeightWave Period
Morning (23 Apr)5ft (1.6m)10s
Afternoon (23 Apr)6ft (1.9m)11s
Evening (23 Apr)6.5ft (2.0m)11s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Very mild (max 18°C on Sat morning, min 14°C on Thu night). Winds decreasing (fresh winds from the NW on Sat afternoon, calm by Sat night).

Thu
23
Friday
24
Saturday
25
Sun
26
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
10 PM
1 AM
4 AM
7 AM
Rating
(10 max)
2
1
2
1
2
2
3
3
3
2
1
1
2
1
2
2
2
0
0
0
0
0
1
1
Swell
Height Map
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<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
1.6
W
10
1.7
W
11
2
W
12
2.1
W
11
1.9
W
11
1.9
W
11
1.8
W
10
1.8
W
10
1.8
W
10
1.8
W
10
1.7
W
10
1.7
W
10
1.7
WNW
10
1.5
W
10
1.4
W
10
1.5
WNW
10
1.4
WNW
10
1.2
WNW
9
1.1
W
9
1
W
9
1
W
9
0.9
WNW
9
0.9
WNW
8
0.8
WNW
8
Wave Graph
Metric surfscale
Energy kJ
551
646
1084
1087
828
798
676
676
669
669
598
586
610
449
384
399
334
254
203
165
162
129
120
92
Wind (km/h)
5
NW
10
W
15
W
15
W
10
WNW
10
WNW
5
NNW
10
NNW
5
NNW
15
NW
20
WNW
25
NW
20
NNW
15
NNW
10
N
10
N
10
NNE
15
NW
30
NW
25
NW
20
N
15
N
15
NE
5
SE
cross
cross-on
cross-on
cross-on
cross
cross
cross-off
cross-off
cross-off
cross
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross-off
cross-off
off
glassy
High Tide
8:00AM2.70m
8:26PM2.89m
9:25AM2.57m
9:52PM2.82m
10:54AM2.60m
11:15PM2.88m
Low Tide
1:54PM1.32m
3:03AM1.20m
3:26PM1.43m
4:37AM1.21m
4:58PM1.39m
5:52AM1.10m
clear
part cloud
clear
clear
cloud
cloud
cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:50
6:48
6:47
6:46
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:17
8:19
8:20
8:21
Temp °C
15
16
16
15
14
14
14
14
16
17
17
16
16
15
14
14
16
18
18
17
18
16
16
15
14
14
13
12
12
13
14
13
16
15
14
12
13
13
13
13
15
16
13
13
15
13
14
15
Swell 1
Height (m)
Direction
Period (s)
1.6
W
10
1.7
W
11
2
W
12
2.1
W
11
1.9
W
11
1.9
W
11
1.8
W
10
1.8
W
10
1.8
W
10
1.8
W
10
1.7
W
10
1.7
W
10
1.7
WNW
10
1.5
W
10
1.4
W
10
1.5
WNW
10
1.4
WNW
10
1.2
WNW
9
1.1
W
9
1
W
9
1
W
9
0.9
NW
6
0.9
WNW
8
0.8
WNW
8
Energy kJ
551
646
1084
1087
828
798
676
676
669
669
598
586
610
449
384
399
334
254
203
165
162
54
120
92
Swell 2
Height (m)
Direction
Period (s)
0.7
NW
12
0.6
NW
12
0.5
NW
12
0.3
WSW
14
0.6
NW
11
0.6
NW
11
0.1
S
12
0.1
S
12
0.1
S
12
0.1
S
12
0.1
S
12
0.9
WNW
9
0.7
NW
6
0.7
NW
6
Energy kJ
141
87
68
40
77
72
3
3
3
3
3
129
31
33
Swell 3
Height (m)
Direction
Period (s)
0.1
S
13
0.1
S
13
0.1
S
12
Energy kJ
3
3
3
Wind waves
Height (m)
Direction
Period (s)
0.5
NW
3
0.6
NW
4
0.6
NW
4
0.6
NNW
4
0.6
NNW
4
0.6
NW
5
0.8
NW
4
1.3
NW
5
1.3
NW
6
1.1
NW
6
Energy kJ
6
12
14
11
12
19
29
100
104
86
Nearest Offshore or Glassy
Rating
(10 max)
3
2
2
3
3
3
3
3
3
3
2
3
3
2
2
2
2
2
1
1
1
1
1
1
Distance (km)
47
101
106
89
89
10
0
0
0
73
101
89
20
8
0
0
0
81
279
98
20
8
0
0
Best forecast wave conditions in Portugal - Alentejo
Rating
(10 max)
3
3
3
3
3
3
2
2
2
2
1
2
1
1
Best forecast wave conditions in Portugal
Rating
(10 max)
3
4
4
4
3
3
3
3
3
3
3
3
3
2
2
2
2
2
1
1
1
2
1
1
Header Global
Rating
(10 max)
5
5
5
5
5
5
5
5
5
5
5
5
5
4
5
4
4
4
4
4
4
5
6
7
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

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