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Guethary - Les Alcyons/Avalanche Surf Forecast
/ La Cote Basque (36 surf breaks) /
Surf Forecasts:
Guethary - Les Alcyons/Avalanche surfForecast / La Cote Basque / France
48hr Weather and Surf, issued 7 pm Friday 10 Apr 2026 CESTForecast update in hr min s Forecast update imminent
Guethary - Les Alcyons/Avalanche surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Guethary - Les Alcyons/Avalanche sea temperature is
15.1° C
(Which is 2.4°C warmer than normal for this time of year)How big are the waves at Guethary - Les Alcyons/Avalanche today?
The current surf forecast for Guethary - Les Alcyons/Avalanche at 11PM is: 2.5m 14s primary swell from a Northwest direction (forecast issued at 07:00pm April 10). The wind direction is predicted to be offshore and the swell rating is 4.
| Time (CEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Apr) | - | - |
| Afternoon (10 Apr) | 4.5ft (1.4m) | 15s |
| Evening (10 Apr) | 8ft (2.5m) | 14s |
Table - waves today at Guethary - Les Alcyons/Avalanche. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 10 | Saturday 11 | Sunday 12 | Monday 13 | |||||||||||||||||||||
| 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 | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 2491 | 2763 | 2686 | 2521 | 2641 | 2125 | 2380 | 1474 | 1299 | 1408 | 3275 | 4729 | 5084 | 5446 | 5669 | 6389 | 6872 | 6963 | 6645 | 6082 | 5120 | 4981 | 4314 | 3499 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | off | cross- off | cross- on | cross- on | cross- on | on | cross- on | on | cross | off | off | off | off | off | off | glass | cross- off | cross- off | glass | cross- on | cross- on | on |
High Tide / height (m) | 11:38PM 2.58 | 12:41PM 2.46 | 1:12AM 2.69 | 1:58PM 2.65 | 2:14AM 2.94 | |||||||||||||||||||
Low Tide / height (m) | 5:11PM 1.50 | 6:17AM 1.41 | 6:45PM 1.44 | 7:36AM 1.22 | 7:54PM 1.23 | 8:30AM 0.94 | ||||||||||||||||||
Friday 10 | Saturday 11 | Sunday 12 | Monday 13 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 7:31 | - | - | - | - | - | - | - | 7:30 | - | - | - | - | - | - | - | 7:28 | - | - |
| Sunset | - | 8:42 | - | - | - | - | - | - | - | 8:44 | - | - | - | - | - | - | - | 8:45 | - | - | - | - | - | - |
 | |  | |  |  | | |  | |  | |  |  | | | | | |  |  |  | | | |
Rain (mm) | - | - | - | - | - | - | - | - | 3 | 3 | 13 | 11 | 9 | 6 | 2 | 3 | 1 | - | - | - | 1 | 1 | 1 | - |
| Temp. °C | 23 | 22 | 20 | 19 | 13 | 13 | 13 | 13 | 11 | 9 | 7 | 4 | 3 | 4 | 4 | 6 | 7 | 7 | 7 | 7 | 8 | 9 | 11 | 12 |
| Feels °C (?) | 21 | 21 | 18 | 17 | 9 | 10 | 9 | 10 | 6 | 4 | 4 | 1 | -1 | 1 | 1 | 4 | 5 | 5 | 5 | 5 | 7 | 7 | 9 | 8 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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