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 pm 16 Jul 2026 (local time)

Forecast update in  hr  min

Today's Guethary - Les Alcyons/Avalanche sea temperature is
25.0° C
4.3° 

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 (16 Jul):

  • Afternoon surf: Afternoon surf (16 Jul, local time) - 1.5ft (0.5m), 5s period with NW swell.
  • Evening surf: Evening surf (16 Jul, local time) - 1.5ft (0.4m), 5s period with NNW swell.

The current surf forecast for Guethary - Les Alcyons/Avalanche at 10PM is: 0.4m 5s primary swell from a North-northwest direction and 0.2m 10s secondary swell from a West-northwest direction (forecast issued at 07:00pm July 16). The wind direction is predicted to be cross-onshore.

Time (CEST) & DateWave HeightWave Period
Morning (16 Jul)--
Afternoon (16 Jul)1.5ft (0.5m)5s
Evening (16 Jul)1.5ft (0.4m)5s

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


Short Range Forecast

Some drizzle, heaviest during Thu night. Warm (max 24°C on Sun afternoon, min 19°C on Sat night). Wind will be generally light.

Thu
16
Friday
17
Saturday
18
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)
0
0
0
0
0
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
Wave
Height (m)
Direction
Period (s)
0.5
NW
5
0.5
NW
5
0.4
NNW
5
0.6
NW
5
0.6
NW
4
0.6
NW
5
0.6
NW
5
0.6
NW
5
0.6
NNW
5
0.5
NW
5
0.5
NW
5
0.4
NNW
5
0.4
NW
5
0.4
NW
5
0.4
NW
4
0.2
WNW
8
0.2
WNW
8
0.2
WNW
8
0.2
WNW
9
Wave Graph
Metric surfscale
Energy kJ
12
13
10
15
13
14
19
19
16
11
11
8
7
7
7
7
7
7
7
Wind (km/h)
10
NNW
15
W
15
W
15
W
10
W
10
W
10
W
10
NW
10
NW
10
NW
5
W
5
W
0
NW
0
N
5
N
15
NW
15
NW
5
NNW
5
W
Wind State
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
on
on
cross-on
glassy
glassy
glassy
glassy
on
on
cross-on
cross-on
High Tide
6:59PM4.11m
7:28AM3.70m
7:45PM4.02m
8:13AM3.57m
8:30PM3.83m
Low Tide
1:09AM-0.07m
1:21PM0.14m
1:55AM0.06m
2:06PM0.27m
clear
clear
thunderstorm
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
clear
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:39
6:41
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:44
9:44
9:43
 mm
1
Temp °C
23
22
21
21
20
20
21
21
21
21
20
20
20
20
21
23
23
22
21
Feels °C
24
23
22
22
21
21
22
22
21
22
22
22
23
23
23
23
23
23
23
  • 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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