Guethary - Les Alcyons/Avalanche surfForecast / La Cote Basque / France

information circle48hr Weather and Surf, issued 7 pm Saturday 09 May 2026 CEST
Forecast update in hr  min  s Forecast update imminent
Guethary - Les Alcyons/Avalanche surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Guethary - Les Alcyons/Avalanche sea temperature is
16.7° C
(Which is 2.1°C warmer than normal for this time of year)

How big are the waves at Guethary - Les Alcyons/Avalanche today?

The current surf forecast for Guethary - Les Alcyons/Avalanche at 3AM is: 0.4m 12s primary swell from a West-northwest direction and 0.4m 10s secondary swell from a Northwest direction (forecast issued at 07:00pm May 09). The wind direction is predicted to be cross-offshore.

Time (CEST) & DateWave HeightWave Period
Morning (10 May)1.5ft (0.4m)11s
Afternoon (10 May)1ft (0.3m)11s
Evening (10 May)1.5ft (0.4m)11s

Table - waves today at Guethary - Les Alcyons/Avalanche. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 10mm), heaviest on Sun night. Warm (max 21°C on Sun afternoon, min 12°C on Sun night). Wind will be generally light.

Sat
9
Sunday
10
Monday
11
Tue
12
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
Rating
(10 max)
1
1
0
0
0
0
0
0
0
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)
0.5
NW
11
0.4
WNW
12
0.4
WNW
12
0.4
WNW
12
0.4
WNW
12
0.4
WNW
12
0.4
WNW
11
0.4
WNW
11
0.4
NW
11
0.4
NW
11
0.3
NW
11
0.4
NW
10
0.5
NW
10
0.5
NW
10
0.6
NNW
10
0.6
NW
10
0.5
NW
10
0.5
NW
9
0.5
NW
9
0.6
NNW
9
0.6
NW
9
0.7
NW
8
0.8
NNW
8
0.8
NNW
7
Wave Graph
Metric surfscale
Energy kJ
61
58
57
56
55
53
48
40
30
30
23
25
46
46
64
59
45
43
41
55
64
69
72
66
Wind (km/h)
5
NW
5
E
10
SE
10
S
15
SSW
15
S
15
SSW
10
SW
25
W
15
S
15
S
10
SW
10
SSW
10
S
15
W
15
WNW
10
NW
10
WNW
10
WSW
5
WSW
5
SSW
5
SSW
5
WNW
10
N
glassy
glassy
off
cross-off
cross-off
cross-off
cross-off
cross
cross-on
cross-off
cross-off
cross
cross-off
cross-off
cross-on
cross-on
on
cross-on
cross-on
cross-on
cross-off
cross-off
glassy
cross-on
High Tide
10:55PM2.78m
11:43AM2.59m
00:07AM2.83m
12:54PM2.72m
1:13AM2.99m
1:53PM2.94m
Low Tide
4:32PM1.32m
5:26AM1.21m
5:46PM1.30m
6:35AM1.09m
6:55PM1.17m
7:34AM0.88m
cloud
thunderstorm
thunderstorm
cloud
clear
clear
part cloud
cloud
light rain
rain showers
clear
part cloud
clear
clear
clear
cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:48
6:47
6:46
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:15
9:16
9:19
9:20
1
1
2
6
Temp °C
22
20
18
16
14
15
19
21
15
14
14
13
12
12
17
17
16
16
14
14
13
13
15
16
22
20
17
15
12
12
16
19
11
12
11
10
10
10
14
14
14
14
13
13
12
12
14
15
Swell 1
Height (m)
Direction
Period (s)
0.5
NW
11
0.4
WNW
12
0.4
WNW
12
0.4
WNW
12
0.4
WNW
12
0.4
WNW
12
0.4
WNW
11
0.4
WNW
11
0.4
NW
11
0.4
NW
11
0.3
NW
11
0.4
NW
10
0.5
NW
10
0.5
NW
10
0.6
NNW
10
0.6
NW
10
0.5
NW
10
0.5
NW
9
0.5
NW
9
0.6
NNW
9
0.6
NW
9
0.7
NW
8
0.8
NNW
8
0.8
NNW
7
Energy kJ
60
58
57
56
55
53
48
40
30
30
18
25
46
46
64
59
45
43
41
55
64
69
72
66
Swell 2
Height (m)
Direction
Period (s)
0.4
WNW
12
0.4
NNW
11
0.4
NW
10
0.4
NW
10
0.3
NW
10
0.3
NW
8
0.3
NW
8
0.3
NW
8
0.2
WNW
8
0.2
WNW
8
0.3
WNW
11
0.3
WNW
11
0.2
WNW
11
0.3
WNW
10
0.2
WNW
10
0.2
WNW
10
0.2
WNW
10
0.1
W
10
0.1
W
10
0.2
WNW
6
Energy kJ
61
46
27
24
14
11
11
11
6
7
23
22
11
20
10
10
10
2
2
3
Swell 3
Height (m)
Direction
Period (s)
0.3
NW
7
0.3
NW
7
0.3
NW
7
0.3
NW
7
0.2
NNW
7
0.2
WSW
4
0.1
NW
7
0.2
NNW
8
0.2
WNW
8
0.2
WNW
8
0.2
WNW
8
0.1
W
10
Energy kJ
8
8
8
7
5
1
2
6
6
6
6
2
Wind waves
Height (m)
Direction
Period (s)
0.2
SSW
2
0.4
SSW
3
0.4
SW
3
0.2
W
4
0.3
SW
3
0.4
W
5
0.4
WNW
5
0.2
WSW
2
Energy kJ
1
3
3
1
1
8
8
1
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
1
1
1
1
1
1
Distance (km)
0
0
1
1
1
17
3
17
197
1
1
17
2
1
43
147
196
175
31
17
2
2
1
87
Best forecast wave conditions in La Cote Basque
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
Best forecast wave conditions in France
Rating
(10 max)
1
1
1
1
1
1
1
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Header Global
Rating
(10 max)
9
5
4
5
4
4
5
9
9
5
6
5
5
5
5
5
5
4
5
5
5
5
9
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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