Guethary - Les Alcyons/Avalanche Surf Break

Lat Long: 43.43° N 1.62° W

Guethary - Les Alcyons/Avalanche 48 hour detailed Surf Forecast

Issued: 12 am 10 Nov 2026 (local time)

Forecast update in  hr  min

Today's Guethary - Les Alcyons/Avalanche sea temperature is
16.9°C
1.3° 

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 (10 Nov):

  • Morning surf: Morning surf (10 Nov, local time) - 0.5ft (0.2m), 13s period with W swell.
  • Afternoon surf: Afternoon surf (10 Nov, local time) - 1ft (0.3m), 15s period with WNW swell.
  • Evening surf: Evening surf (10 Nov, local time) - 1.5ft (0.5m), 14s period with W swell.

The current surf forecast for Guethary - Les Alcyons/Avalanche at 9AM is: 0.2m 13s primary swell from a West direction and 0.1m 9s secondary swell from a Northwest direction (forecast issued at 12:00am November 10). An open ocean swell of 0.3m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (CET) & DateWave HeightWave Period
Morning (10 Nov)0.5ft (0.2m)13s
Afternoon (10 Nov)1ft (0.3m)15s
Evening (10 Nov)1.5ft (0.5m)14s

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


Short Range Forecast

Heavy rain (total 25mm), heaviest during Wed night. Warm (max 21°C on Tue morning, min 15°C on Wed night). Mainly strong winds.

Tuesday
10
Wednesday
11
Thursday
12
Fri
13
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
Rating
(10 max)
0
0
0
0
0
0
1
0
1
1
1
2
2
2
2
1
1
0
0
0
0
0
0
2
0
0
0
Swell
Height Map
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)
0.1
W
13
0.1
W
13
0.2
W
13
0.2
W
13
0.2
WNW
15
0.4
WNW
14
0.5
W
14
0.5
W
14
0.6
W
13
0.7
WNW
13
0.7
WNW
13
0.8
WNW
13
0.8
WNW
13
0.8
WNW
13
0.8
WNW
12
0.8
WNW
12
0.9
WNW
12
0.8
WNW
12
0.7
WNW
12
0.7
WNW
11
0.7
WNW
11
0.6
WNW
11
1.6
WNW
7
1.6
WNW
7
1.1
WNW
7
0.9
NNW
6
0.8
N
6
Wave Graph
Metric surfscale
Energy kJ
3
3
14
14
21
70
97
93
130
181
181
232
225
218
205
195
206
189
140
135
130
95
247
259
128
56
43
Wind (km/h)
10
S
15
S
15
S
15
S
20
S
15
SSW
15
S
20
SSE
15
S
15
S
15
S
10
SSE
10
SSE
10
ESE
15
SE
5
E
25
ENE
15
E
40
WSW
40
W
25
W
30
W
15
WNW
5
NNW
10
NNE
15
NNW
10
N
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
cross-off
cross-off
cross-off
cross-on
cross-on
cross-on
cross-on
on
glassy
cross-on
cross-on
cross-on
High Tide
4:37AM3.66m
4:56PM3.52m
5:08AM3.61m
5:29PM3.41m
5:41AM3.51m
6:03PM3.26m
6:15AM3.37m
Low Tide
10:19PM0.34m
10:40AM0.29m
10:53PM0.42m
11:16AM0.36m
11:28PM0.53m
11:52AM0.49m
00:04AM0.68m
part cloud
cloud
cloud
part cloud
cloud
cloud
cloud
light rain
light rain
part cloud
part cloud
cloud
cloud
cloud
cloud
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
7:52
—
—
—
—
—
—
—
7:52
—
—
—
—
—
—
—
7:54
—
—
—
—
—
—
—
7:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
5:46
—
—
—
—
—
—
—
5:45
—
—
—
—
—
—
—
5:45
—
—
—
—
5:44
 mm
—
—
—
—
—
—
—
1
1
—
—
—
—
—
—
1
2
4
5
4
3
2
2
1
3
5
2
Temp °C
18
17
17
18
21
20
19
17
17
17
16
17
20
19
18
16
16
16
15
15
15
15
15
14
14
13
12
Feels °C
17
15
15
16
17
18
17
15
16
16
15
16
19
18
16
15
13
14
8
8
11
11
13
14
13
11
11
  • 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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