Bicas surfForecast / Lisboa / Portugal

information circle48hr Weather and Surf, issued 12 pm Tuesday 12 May 2026 WEST
Forecast update in hr  min  s Forecast update imminent
Bicas surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Bicas sea temperature is
16.9° C
(Which is normal for this time of year)

How big are the waves at Bicas today?

The current surf forecast for Bicas at 7PM is: 1.1m 6s primary swell from a West-southwest direction and 0.4m 9s secondary swell from a North-northwest direction (forecast issued at 12:00pm May 12). The wind direction is predicted to be cross-shore.

Time (WEST) & DateWave HeightWave Period
Morning (12 May)3.5ft (1.1m)6s
Afternoon (12 May)4ft (1.2m)6s
Evening (12 May)3.5ft (1.1m)6s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 2mm), mostly falling on Tue morning. Very mild (max 17°C on Wed afternoon, min 13°C on Thu night). Winds increasing (calm on Tue night, fresh winds from the NNW by Thu afternoon).

Tue
12
Wednesday
13
Thursday
14
Fri
15
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)
0
0
0
0
1
1
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.1
WSW
6
1.2
WSW
6
1.2
WSW
6
1.1
WSW
6
1.1
WSW
6
1
WSW
6
0.9
WSW
6
0.8
WSW
6
0.7
SW
6
0.6
SW
6
0.6
WSW
6
0.5
SW
5
0.3
NNW
10
0.2
SSW
14
0.3
NNW
9
0.3
NNW
9
0.7
NNW
8
0.8
NW
7
1.2
NW
7
1.5
NNW
8
1.5
NNW
8
1.5
NNW
8
1.9
NW
9
1.9
NW
9
Wave Graph
Metric surfscale
Energy kJ
88
93
93
88
91
77
61
43
33
25
20
14
20
19
18
15
61
55
147
264
292
307
599
626
Wind (km/h)
20
SW
20
SW
20
SW
15
SW
10
SSW
10
SSW
10
WSW
5
WNW
5
WSW
10
SW
15
WSW
15
WNW
15
NNW
10
N
10
NNW
15
N
20
NNW
30
NW
35
NNW
35
NNW
35
NNW
30
NNW
35
NNW
35
NNW
cross
cross
cross
cross
cross-off
cross-off
cross-on
glassy
glassy
cross
cross-on
cross-on
on
cross-on
cross-on
cross-on
cross-on
on
on
on
cross-on
cross-on
cross-on
cross-on
High Tide
11:56AM2.79m
00:13AM3.01m
12:46PM2.99m
1:02AM3.19m
1:31PM3.20m
1:49AM3.33m
Low Tide
5:58PM1.22m
6:31AM0.99m
6:49PM1.02m
7:17AM0.82m
7:36PM0.82m
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:28
6:26
6:26
6:24
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:37
8:38
8:39
8:39
1
1
Temp °C
16
16
16
16
16
15
15
15
15
16
17
16
16
15
14
14
15
17
17
15
14
14
13
14
13
13
13
14
15
14
15
15
15
14
14
13
14
13
12
11
11
11
9
8
8
8
6
7
Swell 1
Height (m)
Direction
Period (s)
0.6
NNW
10
0.6
NNW
10
0.4
NNW
10
1.1
WSW
6
1.1
WSW
6
1
WSW
6
0.9
WSW
6
0.8
WSW
6
0.7
SW
6
0.6
SW
6
0.6
WSW
6
0.5
SW
5
0.4
WSW
5
0.5
W
5
0.4
WSW
5
0.3
WSW
5
0.3
WSW
5
0.2
NNW
8
0.2
W
11
0.2
NNW
14
0.4
NW
14
0.5
NW
13
0.1
SW
13
0.1
SW
13
Energy kJ
69
65
35
88
91
77
61
43
33
25
20
14
11
14
9
5
5
7
9
19
46
84
7
7
Swell 2
Height (m)
Direction
Period (s)
0.2
SSW
16
0.2
SSW
16
0.2
SSW
16
0.4
NNW
9
0.4
NNW
9
0.4
NNW
9
0.4
NNW
8
0.3
NNW
8
0.3
NNW
8
0.3
NNW
8
0.3
NNW
8
0.2
WNW
6
0.3
NNW
10
0.3
NNW
9
0.3
NNW
9
0.3
NNW
9
0.1
SW
13
0.2
WSW
5
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
SW
13
0.1
S
13
Energy kJ
25
25
25
33
32
30
27
14
13
13
12
4
18
16
16
15
7
2
7
7
7
7
7
3
Swell 3
Height (m)
Direction
Period (s)
0.2
SSW
16
0.2
SSW
15
0.2
SSW
15
0.2
SSW
14
0.3
NW
7
0.3
NW
7
0.3
NW
7
0.2
WNW
6
0.2
NNW
10
0.2
SSW
14
0.2
SSW
14
0.2
SSW
13
0.1
SW
13
0.1
W
11
0.1
SW
13
0.1
NW
16
0.1
NW
15
0.1
SW
13
Energy kJ
24
21
21
21
9
7
7
4
9
20
19
18
7
2
7
10
8
7
Wind waves
Height (m)
Direction
Period (s)
1.1
WSW
6
1.2
WSW
6
1.2
WSW
6
0.2
WNW
2
0.3
NW
6
0.2
NNW
2
0.4
NNW
3
0.7
NNW
8
0.8
NW
7
1.2
NW
7
1.5
NNW
8
1.5
NNW
8
1.5
NNW
8
1.9
NW
9
1.9
NW
9
Energy kJ
88
93
93
1
6
1
4
61
55
147
264
292
307
599
626
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
1
2
4
2
Distance (km)
103
103
103
81
0
0
14
0
0
160
160
98
28
28
28
75
546
960
960
960
469
459
597
320
Best forecast wave conditions in Lisboa
Rating
(10 max)
2
1
1
1
1
1
1
1
Best forecast wave conditions in Portugal
Rating
(10 max)
4
4
4
4
3
1
1
1
1
3
2
2
1
1
2
2
1
2
2
2
2
2
2
3
Header Global
Rating
(10 max)
9
8
9
9
9
9
9
8
8
8
7
9
9
9
9
5
5
5
5
5
5
5
5
5
  • 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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