Bicas surfForecast / Lisboa / Portugal

information circle48hr Weather and Surf, issued 12 am Monday 11 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 5AM is: 2.3m 8s primary swell from a West-southwest direction and 0.6m 11s secondary swell from a Northwest direction, 0.1m 19s secondary swell from a Southwest direction (forecast issued at 12:00am May 11). The wind direction is predicted to be cross-shore.

Time (WEST) & DateWave HeightWave Period
Morning (11 May)6.5ft (2.0m)8s
Afternoon (11 May)3.5ft (1.0m)11s
Evening (11 May)3ft (0.9m)11s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 11mm), heaviest on Sun night. Very mild (max 17°C on Mon afternoon, min 15°C on Sun night). Winds decreasing (fresh winds from the SSW on Sun night, calm by Tue night).

Monday
11
Tuesday
12
Wednesday
13
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
10 PM
Rating
(10 max)
2
0
2
2
2
2
1
2
1
1
0
0
0
0
0
0
1
1
1
1
0
0
0
0
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
2.5
WSW
9
2.3
WSW
8
2.1
WSW
8
1.9
WSW
8
1.7
WSW
8
1
NW
11
0.9
NW
11
1.3
WSW
7
1.3
WSW
7
1.1
WSW
7
0.7
NNW
11
0.6
NNW
10
0.6
NNW
10
0.9
WSW
6
0.9
WSW
6
0.9
WSW
6
0.8
WSW
6
0.8
WSW
6
0.8
WSW
6
0.7
WSW
6
0.4
NW
8
0.4
NW
8
0.4
NW
8
0.4
NW
9
Wave Graph
Metric surfscale
Energy kJ
1157
771
587
447
322
255
196
163
142
121
99
77
75
61
59
53
41
41
36
27
20
20
20
22
Wind (km/h)
30
SSW
25
SW
20
SSW
20
SSW
20
SSW
20
SSW
15
SSW
15
SSW
15
SSW
20
SSW
15
SW
15
SW
20
SSW
15
SW
15
WSW
5
W
5
WSW
0
SSW
0
S
0
SW
15
SW
15
W
20
NW
20
NNW
cross-off
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross-off
cross
cross-on
cross-on
glassy
glassy
glassy
glassy
cross
cross-on
on
on
High Tide
10:13PM2.71m
11:00AM2.61m
11:17PM2.84m
11:56AM2.79m
00:13AM3.01m
12:46PM2.99m
Low Tide
4:42AM1.33m
4:59PM1.41m
5:41AM1.18m
5:58PM1.22m
6:31AM0.99m
6:49PM1.02m
rain showers
rain showers
rain showers
rain showers
rain showers
clear
thunderstorm
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
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>
6:28
6:28
6:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:37
8:37
8:38
1
1
1
1
1
1
1
1
1
1
Temp °C
15
15
15
16
16
17
16
16
16
15
15
16
16
16
16
16
15
15
15
16
16
17
16
16
10
11
12
13
13
14
14
14
14
13
13
14
13
14
15
16
15
16
16
17
14
15
13
13
Swell 1
Height (m)
Direction
Period (s)
0.6
NW
12
0.6
NW
11
2.1
WSW
8
1.9
WSW
8
1.7
WSW
8
1
NW
11
1.4
WSW
7
1.3
WSW
7
1.3
WSW
7
0.7
NW
11
0.7
NNW
11
0.6
NNW
10
0.6
NNW
10
0.5
NW
9
0.9
WSW
6
0.9
WSW
6
0.8
WSW
6
0.8
WSW
6
0.8
WSW
6
0.7
WSW
6
0.6
WSW
5
0.6
WSW
5
0.4
WSW
5
0.4
WSW
5
Energy kJ
108
103
587
447
322
255
196
163
142
121
99
68
65
43
59
53
41
41
36
27
19
18
11
10
Swell 2
Height (m)
Direction
Period (s)
0.1
S
19
0.1
SW
19
0.7
NW
12
0.9
NW
12
1
NW
12
0.2
SSW
18
0.9
NW
11
0.7
NW
11
0.7
NW
11
0.2
SSW
16
0.2
SSW
16
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
NW
8
0.3
NNW
8
0.4
NW
8
0.4
NW
8
0.4
NW
8
0.4
NW
8
0.4
NW
9
Energy kJ
7
14
144
232
264
30
182
123
121
25
25
25
25
25
32
31
30
18
14
17
16
16
16
22
Swell 3
Height (m)
Direction
Period (s)
0.1
S
14
0.1
SW
19
0.1
SW
18
0.2
SSW
18
0.1
S
13
0.2
WNW
9
0.2
SSW
17
0.2
SSW
16
0.2
SSW
16
0.2
SSW
15
0.2
SSW
15
0.2
SSW
14
0.2
SSW
14
0.2
SSW
14
0.2
SSW
14
0.2
SSW
14
0.2
SSW
14
0.2
SSW
14
Energy kJ
4
14
12
30
3
8
29
26
24
21
21
21
21
21
20
20
20
20
Wind waves
Height (m)
Direction
Period (s)
2.5
WSW
9
2.3
WSW
8
1.3
SW
7
1.5
WSW
7
1.1
WSW
7
1
WSW
6
1
WSW
6
1
WSW
6
0.9
WSW
6
0.1
NW
5
0.3
NW
2
Energy kJ
1157
771
176
250
107
85
77
75
61
1
1
Nearest Offshore or Glassy
Rating
(10 max)
2
4
3
3
1
1
2
2
2
1
2
1
1
1
1
1
1
1
1
1
3
2
1
1
Distance (km)
377
81
81
81
471
471
103
0
51
48
81
103
103
325
81
7
0
0
0
0
940
960
704
469
Best forecast wave conditions in Lisboa
Rating
(10 max)
3
1
1
1
1
1
Best forecast wave conditions in Portugal
Rating
(10 max)
4
4
4
4
4
4
4
3
3
2
2
4
1
1
1
3
1
1
1
1
3
2
2
2
Header Global
Rating
(10 max)
5
8
6
5
4
5
5
5
5
5
5
9
9
9
9
9
7
5
7
7
6
6
7
9
  • 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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