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 am 28 Jul 2026 (local time)

Forecast update in  hr  min

Today's Guethary - Les Alcyons/Avalanche sea temperature is
24.3° C
2.9° 

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 (28 Jul):

  • Morning surf: Morning surf (28 Jul, local time) - 4.5ft (1.3m), 10s period with NW swell.
  • Afternoon surf: Afternoon surf (28 Jul, local time) - 4.5ft (1.3m), 10s period with NW swell.
  • Evening surf: Evening surf (28 Jul, local time) - 4ft (1.2m), 10s period with NW swell.

The current surf forecast for Guethary - Les Alcyons/Avalanche at 1PM is: 1.3m 10s primary swell from a Northwest direction (forecast issued at 07:00am July 28). The wind direction is predicted to be glassy and the swell rating is 2.

Time (CEST) & DateWave HeightWave Period
Morning (28 Jul)4.5ft (1.3m)10s
Afternoon (28 Jul)4.5ft (1.3m)10s
Evening (28 Jul)4ft (1.2m)10s

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


Short Range Forecast

Mostly dry. Warm (max 31°C on Tue afternoon, min 17°C on Tue morning). Wind will be generally light.

Tuesday
28
Wednesday
29
Thursday
30
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)
2
2
2
1
0
1
2
2
1
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)
1.4
NW
10
1.3
NW
10
1.3
NW
10
1.3
NW
10
1.2
NW
10
1.2
NW
10
1.1
NW
10
1.1
NW
10
1
NW
10
1
NW
9
0.9
NW
9
0.8
NW
9
0.8
NW
9
0.8
NW
9
0.8
NW
9
0.8
NW
9
0.6
NW
9
0.6
NW
9
0.6
NW
8
0.6
NW
8
0.6
NW
8
0.8
NW
9
0.8
NW
9
Wave Graph
Metric surfscale
Energy kJ
392
362
362
324
284
279
246
213
177
170
141
117
114
97
95
93
62
59
57
57
58
93
88
Wind (km/h)
5
SE
5
ESE
5
E
10
NNW
10
N
10
WNW
5
WSW
5
SSE
5
SSW
10
WSW
10
W
15
NW
10
WNW
15
W
15
W
10
W
10
W
5
WSW
10
WNW
15
NW
10
NW
15
NW
10
WNW
Wind State
off
off
glassy
cross-on
cross-on
on
glassy
glassy
glassy
cross
cross-on
on
on
cross-on
cross-on
cross-on
cross-on
cross
on
on
on
on
cross-on
High Tide
4:49AM3.12m
5:03PM3.39m
5:24AM3.26m
5:37PM3.54m
5:57AM3.36m
6:10PM3.65m
Low Tide
10:42AM0.75m
11:09PM0.59m
11:19AM0.59m
11:45PM0.45m
11:53AM0.47m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:50
6:52
6:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:34
9:31
9:30
 mm
Temp °C
16
17
24
30
31
27
25
24
24
22
24
25
23
22
20
20
20
19
21
22
22
21
19
Feels °C
16
17
25
29
30
28
26
25
24
22
24
26
24
22
21
21
21
20
22
22
23
22
20
  • 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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