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 05 Oct 2026 (local time)

Forecast update in  hr  min

Today's Guethary - Les Alcyons/Avalanche sea temperature is
21.5°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 (05 Oct):

  • Morning surf: Morning surf (05 Oct, local time) - 3ft (0.9m), 10s period with NW swell.
  • Afternoon surf: Afternoon surf (05 Oct, local time) - 3.5ft (1.0m), 11s period with NW swell.
  • Evening surf: Evening surf (05 Oct, local time) - 3.5ft (1.0m), 11s period with NW swell.

The current surf forecast for Guethary - Les Alcyons/Avalanche at 7AM is: 0.9m 10s primary swell from a Northwest direction and 0.4m 12s secondary swell from a Northwest direction (forecast issued at 01:00am October 05). The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (CEST) & DateWave HeightWave Period
Morning (05 Oct)3ft (0.9m)10s
Afternoon (05 Oct)3.5ft (1.0m)11s
Evening (05 Oct)3.5ft (1.0m)11s

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


Short Range Forecast

Heavy rain (total 49mm), heaviest during Wed afternoon. Warm (max 27°C on Tue afternoon, min 16°C on Wed afternoon). Wind will be generally light.

Monday
5
Tuesday
6
Wednesday
7
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)
1
1
1
1
1
0
2
2
1
1
2
2
2
1
1
2
1
0
1
1
1
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)
0.9
NW
10
0.9
NW
10
0.8
NW
10
0.9
NW
10
1
NW
11
0.9
NW
11
1
NW
11
1
NW
11
0.8
NW
10
0.8
NW
10
0.8
NW
10
0.8
NW
10
0.8
NW
10
0.9
NW
12
0.9
NW
12
0.9
NW
11
1
NW
11
1
NW
11
1
NW
11
1.1
NW
11
1.1
NW
12
1.1
NW
11
1
NW
11
1.9
WNW
6
Wave Graph
Metric surfscale
Energy kJ
170
163
115
167
216
191
216
216
156
144
144
122
127
232
224
205
228
224
224
254
298
283
220
251
Wind (km/h)
10
E
5
ESE
5
ESE
5
E
5
N
5
NNE
5
NNE
5
SSE
10
SE
10
S
10
S
5
SSE
5
SW
10
WNW
5
WSW
10
SW
10
SW
15
WSW
10
SW
10
SW
15
SW
15
SW
25
W
25
WNW
Wind State
cross-off
cross-off
cross-off
glassy
cross-on
cross-on
glassy
off
off
cross-off
cross-off
cross-off
glassy
on
cross-on
cross-off
cross
cross-on
cross
cross
cross
cross
cross-on
on
High Tide
00:25AM2.76m
12:58PM3.02m
1:51AM2.92m
2:13PM3.26m
2:52AM3.17m
3:09PM3.52m
Low Tide
6:20AM1.19m
7:18PM0.90m
7:43AM1.00m
8:27PM0.66m
8:44AM0.73m
9:18PM0.40m
clear
clear
clear
clear
clear
rain showers
clear
clear
part cloud
part cloud
cloud
cloud
clear
thunderstorm
thunderstorm
mod rain
clear
cloud
light rain
mod rain
heavy rain
mod rain
rain showers
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
8:07
—
—
—
—
—
—
—
8:07
—
—
—
—
—
—
—
8:10
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
7:40
—
—
—
—
—
—
—
7:38
—
—
—
—
—
—
—
7:37
—
—
 mm
—
—
—
—
—
1
—
—
—
—
—
—
—
1
2
6
—
—
3
6
12
7
2
3
Temp °C
18
18
17
19
23
22
22
21
21
21
20
23
27
23
19
18
18
18
18
17
16
17
18
18
Feels °C
18
19
17
20
24
23
24
22
20
21
20
24
27
23
20
18
18
18
18
17
15
16
15
15
  • 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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