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 14 Oct 2026 (local time)

Forecast update in  hr  min

Today's Guethary - Les Alcyons/Avalanche sea temperature is
20.7°C
3.0° 

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 (14 Oct):

  • Morning surf: Morning surf (14 Oct, local time) - 4ft (1.2m), 10s period with WNW swell.
  • Afternoon surf: Afternoon surf (14 Oct, local time) - 3.5ft (1.0m), 10s period with WNW swell.
  • Evening surf: Evening surf (14 Oct, local time) - 2.5ft (0.8m), 9s period with WNW swell.

The current surf forecast for Guethary - Les Alcyons/Avalanche at 10AM is: 1.2m 10s primary swell from a West-northwest direction and 0.1m 17s secondary swell from a Northwest direction (forecast issued at 01:00am October 14). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (CEST) & DateWave HeightWave Period
Morning (14 Oct)4ft (1.2m)10s
Afternoon (14 Oct)3.5ft (1.0m)10s
Evening (14 Oct)2.5ft (0.8m)9s

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


Short Range Forecast

Light rain (total 6mm), mostly falling on Fri morning. Warm (max 27°C on Wed afternoon, min 17°C on Wed morning). Wind will be generally light.

Wednesday
14
Thursday
15
Friday
16
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)
2
2
2
2
1
1
1
2
3
3
3
3
3
2
3
2
3
2
3
2
2
3
2
2
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)
1.2
WNW
11
1.2
WNW
11
1.2
WNW
11
1.1
WNW
10
1
WNW
10
0.9
WNW
9
0.8
WNW
9
0.8
NW
13
1.3
WNW
12
1.4
NW
12
1.6
NW
13
1.7
WNW
13
1.7
NW
12
1.8
NW
12
1.7
WNW
13
2.1
NW
16
2.2
WNW
14
2.2
WNW
14
2.1
WNW
14
2.1
WNW
13
2
WNW
13
2
WNW
13
1.9
WNW
12
1.8
NW
12
Wave Graph
Metric surfscale
Energy kJ
334
340
322
227
179
139
100
215
504
627
816
890
892
980
862
2040
2053
1879
1538
1471
1329
1289
1091
964
Wind (km/h)
5
SSE
0
ESE
10
ESE
10
ESE
10
ENE
10
ENE
10
E
10
SE
10
SE
10
SSE
10
SSE
5
SSW
5
NW
10
NNW
10
WSW
10
WSW
10
WSW
10
W
10
WSW
10
W
10
W
10
NNW
10
NW
5
WNW
Wind State
glassy
glassy
off
cross-off
cross-off
cross-off
cross-off
off
off
off
cross-off
cross-off
glassy
cross-on
cross-on
cross-on
cross
cross-on
cross-on
cross-on
cross-on
on
on
on
High Tide
7:03AM3.55m
7:23PM3.34m
7:35AM3.35m
7:57PM3.09m
8:11AM3.13m
8:37PM2.83m
Low Tide
00:52AM0.41m
1:12PM0.42m
1:26AM0.64m
1:50PM0.66m
2:02AM0.89m
2:31PM0.93m
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
light rain
light rain
light rain
light rain
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
8:18
—
—
—
—
—
—
—
8:18
—
—
—
—
—
—
—
8:19
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
7:25
—
—
—
—
—
—
—
7:23
—
—
—
—
—
—
—
7:22
—
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
1
1
1
1
—
Temp °C
19
18
17
19
24
27
25
23
22
22
22
23
26
26
20
19
18
17
17
18
18
18
18
18
Feels °C
21
20
18
19
23
26
24
22
22
22
22
24
27
26
21
19
19
17
17
18
18
18
18
19
  • 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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