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 pm 31 Oct 2026 (local time)

Forecast update in  hr  min

Today's Guethary - Les Alcyons/Avalanche sea temperature is
18.1°C
1.8° 

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 (31 Oct):

  • Morning surf: Morning surf (31 Oct, local time) - 3ft (0.9m), 13s period with WNW swell.
  • Afternoon surf: Afternoon surf (31 Oct, local time) - 3ft (0.9m), 12s period with WNW swell.
  • Evening surf: Evening surf (31 Oct, local time) - 3.5ft (1.1m), 12s period with WNW swell.

The current surf forecast for Guethary - Les Alcyons/Avalanche at 3PM is: 0.9m 12s primary swell from a West-northwest direction and 0.5m 17s secondary swell from a Northwest direction (forecast issued at 12:00pm October 31). The wind direction is predicted to be onshore.

Time (CET) & DateWave HeightWave Period
Morning (31 Oct)3ft (0.9m)13s
Afternoon (31 Oct)3ft (0.9m)12s
Evening (31 Oct)3.5ft (1.1m)12s

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


Short Range Forecast

Mostly dry. Very mild (max 15°C on Sat afternoon, min 7°C on Mon night). Wind will be generally light.

Sat
31
Sunday
1
Monday
2
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
Rating
(10 max)
2
2
1
3
3
3
2
2
2
1
1
3
2
3
3
2
2
1
1
2
2
Swell
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
WNW
13
0.9
WNW
12
0.9
WNW
12
1.1
WNW
12
0.9
WNW
15
0.9
WNW
15
1.3
WNW
14
1.6
WNW
13
1.5
WNW
13
1.5
WNW
13
1.4
NW
13
1.4
NW
13
1.4
NW
13
1.4
NW
12
1.3
NW
12
1.3
NW
12
1.3
NW
12
1.1
NW
12
1.1
NW
12
1.1
NW
12
1.1
NW
12
Wave Graph
Metric surfscale
Energy kJ
289
258
254
322
387
382
607
915
784
760
668
668
585
549
479
471
471
379
398
386
319
Wind (km/h)
0
S
5
NW
5
NW
5
WNW
5
SSW
5
SSW
10
SW
10
WSW
10
W
10
NW
10
NW
5
WNW
5
WSW
5
SSE
10
E
10
ENE
5
ENE
5
N
10
NW
5
WNW
5
E
Wind State
glassy
glassy
on
glassy
glassy
cross-off
cross
cross-on
cross-on
on
on
glassy
cross-on
glassy
cross-off
cross-off
cross-off
cross-on
on
glassy
cross-off
High Tide
7:42AM3.45m
8:25PM3.08m
8:51AM3.24m
9:44PM2.88m
10:13AM3.11m
Low Tide
2:00PM0.57m
2:21AM0.88m
3:12PM0.79m
3:37AM1.06m
4:36PM0.89m
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:39
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7:41
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—
—
—
—
—
—
7:41
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—
—
—
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<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
5:59
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—
—
—
—
—
—
5:58
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—
—
—
—
—
—
5:57
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 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
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Temp °C
12
14
15
14
13
12
12
12
13
14
13
12
13
11
10
8
8
11
12
13
11
Feels °C
12
14
14
14
13
11
11
11
11
12
11
11
12
10
8
6
6
8
9
11
8
  • 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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