Guethary - Les Alcyons/Avalanche Surf Break

Lat Long: 43.43° N 1.62° W

Guethary - Les Alcyons/Avalanche 48 hour detailed Surf Forecast

Issued: 1 am 03 Aug 2026 (local time)

Forecast update in  hr  min

Today's Guethary - Les Alcyons/Avalanche sea temperature is
24.7° C
3.1° 

Guethary - Les Alcyons/Avalanche surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Guethary - Les Alcyons/Avalanche today (03 Aug):

  • Morning surf: Morning surf (03 Aug, local time) - 2ft (0.6m), 7s period with NW swell.
  • Afternoon surf: Afternoon surf (03 Aug, local time) - 1ft (0.3m), 10s period with WNW swell.
  • Evening surf: Evening surf (03 Aug, local time) - 1ft (0.3m), 10s period with WNW swell.

The current surf forecast for Guethary - Les Alcyons/Avalanche at 9AM is: 0.6m 7s primary swell from a Northwest direction and 0.3m 10s secondary swell from a West-northwest direction (forecast issued at 01:00am August 03). The wind direction is predicted to be cross-shore.

Time (CEST) & DateWave HeightWave Period
Morning (03 Aug)2ft (0.6m)7s
Afternoon (03 Aug)1ft (0.3m)10s
Evening (03 Aug)1ft (0.3m)10s

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


Short Range Forecast

Some drizzle, heaviest during Wed night. Warm (max 23°C on Tue afternoon, min 19°C on Mon morning). Wind will be generally light.

Monday
3
Tuesday
4
Wednesday
5
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
5 PM
8 PM
11 PM
Rating
(10 max)
0
0
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 Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.6
NW
7
0.6
NW
7
0.6
NW
7
0.5
NW
7
0.5
NW
7
0.3
WNW
10
0.3
WNW
10
0.3
WNW
10
0.3
WNW
9
0.3
WNW
9
0.4
WNW
9
0.4
WNW
9
0.5
W
9
0.5
WNW
8
0.5
WNW
8
0.5
W
9
0.5
WNW
9
0.6
WNW
9
0.6
WNW
8
0.6
WNW
8
0.5
WNW
8
0.6
WNW
8
0.4
NW
11
0.6
NW
10
Wave Graph
Metric surfscale
Energy kJ
35
35
35
22
23
18
18
18
17
17
28
27
40
40
38
39
44
50
41
43
37
44
41
82
Wind (km/h)
10
WSW
10
WSW
5
SW
5
WNW
10
NW
5
NNW
10
NW
5
WNW
5
SW
5
SW
5
WSW
5
NW
10
NW
15
NNW
10
NW
5
NW
5
N
5
NE
5
ENE
5
NNE
10
NW
15
NNW
15
NNW
10
N
Wind State
cross-on
cross
cross
glassy
on
on
on
glassy
glassy
cross
cross-on
on
on
cross-on
on
on
glassy
glassy
glassy
cross-on
on
on
cross-on
cross-on
High Tide
8:08AM3.39m
8:23PM3.55m
8:46AM3.30m
9:03PM3.40m
9:30AM3.18m
9:53PM3.21m
Low Tide
1:59AM0.36m
2:09PM0.48m
2:36AM0.46m
2:49PM0.60m
3:18AM0.62m
3:37PM0.76m
clear
cloud
cloud
cloud
cloud
cloud
clear
clear
clear
part cloud
cloud
cloud
clear
clear
clear
part cloud
part cloud
clear
part cloud
cloud
part cloud
clear
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:56
6:58
6:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:27
9:24
9:23
 mm
Temp °C
20
20
19
21
21
22
22
20
20
20
20
22
23
23
22
21
22
21
20
21
22
22
22
21
Feels °C
20
21
20
23
22
24
23
22
22
22
22
24
24
23
22
23
25
24
22
23
23
22
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)
Map placeholder
How to use the Wavefinder 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Guethary - Les Alcyons/Avalanche surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


Nearest locationNearest