Guethary - Les Alcyons/Avalanche Surf Break

Lat Long: 43.43° N 1.62° W

Guethary - Les Alcyons/Avalanche 48 hour detailed Surf Forecast

Issued: 7 pm 21 Jul 2026 (local time)

Forecast update in  hr  min

Today's Guethary - Les Alcyons/Avalanche sea temperature is
25.3° C
4.2° 

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 (22 Jul):

  • Morning surf: Morning surf (22 Jul, local time) - 2.5ft (0.8m), 6s period with NNW swell.
  • Afternoon surf: Afternoon surf (22 Jul, local time) - 2ft (0.6m), 6s period with NNW swell.
  • Evening surf: Evening surf (22 Jul, local time) - 2.5ft (0.7m), 6s period with NNW swell.

The current surf forecast for Guethary - Les Alcyons/Avalanche at 2AM is: 1.0m 6s primary swell from a North-northwest direction and 0.2m 10s secondary swell from a West-northwest direction (forecast issued at 07:00pm July 21). The wind direction is predicted to be cross-offshore.

Time (CEST) & DateWave HeightWave Period
Morning (22 Jul)2.5ft (0.8m)6s
Afternoon (22 Jul)2ft (0.6m)6s
Evening (22 Jul)2.5ft (0.7m)6s

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


Short Range Forecast

Mostly dry. Warm (max 26°C on Wed afternoon, min 18°C on Wed morning). Wind will be generally light.

Tue
21
Wednesday
22
Thursday
23
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
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
NNW
6
0.9
NNW
6
1
NNW
6
1
NNW
6
0.9
NNW
6
0.8
NNW
6
0.7
NNW
6
0.6
NNW
6
0.6
N
6
0.7
N
6
0.8
NNW
6
0.9
NNW
6
0.9
NNW
6
0.9
NNW
6
0.8
NNW
6
0.6
NNW
6
0.6
NNW
6
0.7
NNW
6
0.8
NNW
6
Wave Graph
Metric surfscale
Energy kJ
68
70
88
85
68
48
35
25
22
32
43
61
64
48
38
26
26
30
37
Wind (km/h)
10
WNW
15
W
15
SW
10
SW
5
SSE
5
ESE
5
NE
10
NW
10
NW
10
W
15
WSW
15
WSW
15
SW
10
SW
5
WNW
10
NW
10
NW
10
WSW
15
WSW
Wind State
on
cross-on
cross
cross-off
glassy
off
cross
on
on
cross-on
cross
cross
cross
cross
on
on
on
cross-on
cross
High Tide
10:55PM2.98m
11:27AM2.83m
11:58PM2.77m
12:35PM2.74m
Low Tide
4:32PM0.94m
5:04AM1.02m
5:33PM1.14m
6:05AM1.20m
6:43PM1.24m
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:45
6:46
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:39
9:38
9:38
 mm
Temp °C
23
22
21
21
19
18
23
25
26
25
22
21
20
20
23
26
25
24
22
Feels °C
21
20
19
20
18
17
22
22
24
25
20
20
18
19
24
26
25
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 

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