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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 Tuesday 07 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
13.5° 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 5AM is: 1.4m 12s primary swell from a Northwest direction and 0.1m 24s secondary swell from a West direction (forecast issued at 01:00am April 07). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (CEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (07 Apr) | 3.5ft (1.1m) | 12s |
| Afternoon (07 Apr) | 4.5ft (1.3m) | 17s |
| Evening (07 Apr) | 8ft (2.4m) | 17s |
Table - waves today at Guethary - Les Alcyons/Avalanche. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 07 | Wednesday 08 | Thursday 09 | ||||||||||||||||||||||
| 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) (?) | 12 | 12 | 12 | 12 | 20 | 18 | 19 | 17 | 17 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 689 | 542 | 488 | 389 | 490 | 986 | 904 | 3336 | 3147 | 3037 | 2751 | 2454 | 2299 | 2336 | 2400 | 2305 | 2082 | 1903 | 1688 | 1327 | 1288 | 1164 | 966 | 785 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | cross- off | cross- off | cross- off | cross- off | off | glass | cross- off | off | cross- off | cross- off | cross- off | glass | on | cross- on | cross- on | cross | cross- on | glass | cross | cross- on | on | cross- on | cross- on |
High Tide / height (m) | 8:10AM 3.09 | 8:23PM 3.10 | 8:47AM 2.84 | 9:05PM 2.87 | 9:37AM 2.61 | |||||||||||||||||||
Low Tide / height (m) | 2:04AM 0.70 | 2:16PM 0.91 | 2:43AM 0.96 | 2:57PM 1.16 | 3:32AM 1.21 | 3:50PM 1.37 | ||||||||||||||||||
Tuesday 07 | Wednesday 08 | Thursday 09 | ||||||||||||||||||||||
| Sunrise | - | - | - | 7:37 | - | - | - | - | - | - | - | 7:37 | - | - | - | - | - | - | - | 7:35 | - | - | - | - |
| Sunset | - | - | - | - | - | - | - | 8:38 | - | - | - | - | - | - | - | 8:39 | - | - | - | - | - | - | - | 8:40 |
 | | |  | | | |  |  | |  |  | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 22 | 19 | 17 | 15 | 18 | 24 | 26 | 23 | 21 | 18 | 16 | 17 | 19 | 20 | 17 | 14 | 13 | 12 | 12 | 13 | 14 | 16 | 16 | 14 |
| Feels °C (?) | 20 | 16 | 13 | 11 | 15 | 22 | 24 | 22 | 21 | 16 | 14 | 15 | 18 | 18 | 15 | 13 | 12 | 11 | 12 | 12 | 13 | 15 | 15 | 13 |
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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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