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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 1 am Thursday 02 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
13.3° C
(Which is slightly warmer than usual)How big are the waves at Guethary - Les Alcyons/Avalanche today?
The current surf forecast for Guethary - Les Alcyons/Avalanche at 7AM is: 1.4m 12s primary swell from a Northwest direction and 1.7m 6s secondary swell from a Northwest direction (forecast issued at 01:00am April 02). The wind direction is predicted to be onshore.
| Time (CEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (02 Apr) | 4.5ft (1.4m) | 12s |
| Afternoon (02 Apr) | 4.5ft (1.3m) | 12s |
| Evening (02 Apr) | 4ft (1.2m) | 12s |
Table - waves today at Guethary - Les Alcyons/Avalanche. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 02 | Friday 03 | Saturday 04 | ||||||||||||||||||||||
| 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 | 5 PM | 8 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 15 | 14 | 13 | 13 | 13 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 772 | 629 | 619 | 609 | 471 | 448 | 448 | 407 | 400 | 283 | 273 | 515 | 462 | 415 | 328 | 279 | 245 | 314 | 536 | 1116 | 1430 | 1471 | 1206 | 1100 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | on | on | cross- on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross- on | glass | glass | off | off | off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 5:34AM 3.86 | 5:52PM 3.74 | 6:06AM 3.82 | 6:21PM 3.72 | 6:36AM 3.71 | 6:50PM 3.64 | ||||||||||||||||||
Low Tide / height (m) | 11:15PM 0.18 | 11:35AM 0.10 | 11:48PM 0.14 | 12:07PM 0.15 | 12:22AM 0.17 | 12:38PM 0.26 | ||||||||||||||||||
Thursday 02 | Friday 03 | Saturday 04 | ||||||||||||||||||||||
| Sunrise | - | - | - | 7:47 | - | - | - | - | - | - | - | 7:45 | - | - | - | - | - | - | - | 7:43 | - | - | - | - |
| Sunset | - | - | - | - | - | - | - | 8:32 | - | - | - | - | - | - | - | 8:34 | - | - | - | - | - | - | - | 8:35 |
 | | |  | | |  | |  |  | |  | | | | | |  | |  | | | |  | |
Rain (mm) | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 12 | 11 | 11 | 11 | 11 | 11 | 14 | 20 | 23 | 21 |
| Feels °C (?) | 5 | 6 | 6 | 6 | 6 | 7 | 6 | 7 | 7 | 8 | 8 | 8 | 7 | 8 | 10 | 10 | 9 | 8 | 8 | 8 | 11 | 17 | 21 | 20 |
- Map Icons:
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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