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 pm 01 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 (01 Aug):

  • Morning surf: Morning surf (01 Aug, local time) - 2ft (0.6m), 8s period with NW swell.
  • Afternoon surf: Afternoon surf (01 Aug, local time) - 2ft (0.6m), 8s period with NW swell.
  • Evening surf: Evening surf (01 Aug, local time) - 2ft (0.6m), 7s period with NW swell.

The current surf forecast for Guethary - Les Alcyons/Avalanche at 4PM is: 0.6m 8s primary swell from a Northwest direction and 0.2m 10s secondary swell from a West-northwest direction (forecast issued at 01:00pm August 01). The wind direction is predicted to be cross-onshore.

Time (CEST) & DateWave HeightWave Period
Morning (01 Aug)2ft (0.6m)8s
Afternoon (01 Aug)2ft (0.6m)8s
Evening (01 Aug)2ft (0.6m)7s

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


Short Range Forecast

Light rain (total 3mm), mostly falling on Mon afternoon. Warm (max 23°C on Sun afternoon, min 18°C on Sat night). Wind will be generally light.

Sat
1
Sunday
2
Monday
3
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
Swell
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
8
0.6
NW
8
0.6
NW
8
0.6
NW
8
0.6
NNW
6
0.6
NNW
6
0.6
NNW
6
0.6
NNW
6
0.5
NNW
6
0.4
NNW
6
0.6
NNW
6
0.7
NNW
6
0.6
NNW
6
0.6
NW
6
0.6
NW
6
0.6
NW
6
0.3
WNW
10
0.3
WNW
10
0.3
WNW
10
0.3
WNW
10
0.3
WNW
10
Wave Graph
Metric surfscale
Energy kJ
51
49
46
45
26
26
24
23
18
12
25
29
21
28
27
19
19
19
18
18
18
Wind (km/h)
5
NE
10
NNW
15
NNW
10
NNW
5
WNW
5
WSW
10
SW
5
SSW
5
NW
15
NW
10
WNW
15
W
15
WSW
10
WSW
10
WSW
10
SW
10
W
10
WNW
5
NNW
5
NW
5
WSW
Wind State
cross
cross-on
on
cross-on
glassy
cross-on
cross-off
cross-off
on
on
on
cross-on
cross-on
cross-on
cross
cross
cross-on
cross-on
glassy
glassy
glassy
High Tide
7:14PM3.71m
7:33AM3.44m
7:47PM3.66m
8:08AM3.39m
8:23PM3.55m
Low Tide
12:59PM0.37m
1:25AM0.31m
1:33PM0.40m
1:59AM0.36m
2:09PM0.48m
part cloud
part cloud
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
rain showers
light rain
clear
rain showers
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:56
6:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:29
9:28
9:27
 mm
1
1
1
Temp °C
20
22
22
21
20
19
18
18
22
23
23
22
20
20
19
19
21
21
22
22
20
Feels °C
22
22
21
21
21
20
18
18
23
22
23
21
19
20
19
20
22
21
24
24
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 

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