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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 12 pm Saturday 21 Feb 2026 CETForecast 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
12.2° C
(Which is 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 8PM is: 1.7m 18s primary swell from a West-northwest direction and 1.9m 11s secondary swell from a West-northwest direction (forecast issued at 12:00pm February 21). The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (CET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Feb) | 6ft (1.8m) | 11s |
| Afternoon (21 Feb) | 4.5ft (1.4m) | 18s |
| Evening (21 Feb) | 6ft (1.9m) | 17s |
Table - waves today at Guethary - Les Alcyons/Avalanche. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 21 | Sunday 22 | Monday 23 | Tuesday 24 | |||||||||||||||||||||
| 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 | 1 AM | 4 AM | 7 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 11 | 18 | 18 | 18 | 17 | 16 | 16 | 16 | 16 | 15 | 15 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 14 | 15 | 15 | 15 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 752 | 938 | 1288 | 1645 | 2000 | 2136 | 2716 | 2447 | 2136 | 1811 | 1693 | 1670 | 1797 | 1723 | 1469 | 1674 | 2090 | 2090 | 1898 | 2061 | 1415 | 2034 | 2581 | 2238 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | cross- off | cross- off | off | off | glass | glass | glass | cross- on | cross- on | cross- on | cross | cross | cross- off | off | off | cross- off | cross- off | cross- off | off | off | off | cross- off |
High Tide / height (m) | 7:04PM 3.64 | 7:23AM 3.71 | 7:45PM 3.47 | 8:08AM 3.44 | 8:32PM 3.25 | |||||||||||||||||||
Low Tide / height (m) | 12:53PM 0.12 | 1:08AM 0.25 | 1:33PM 0.33 | 1:52AM 0.45 | 2:19PM 0.61 | 2:45AM 0.71 | ||||||||||||||||||
Saturday 21 | Sunday 22 | Monday 23 | Tuesday 24 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | - | 7:54 | - | - | - | - | - | - | - | 7:52 | - | - | - | - | - | - | - |
| Sunset | - | - | 6:44 | - | - | - | - | - | - | - | 6:45 | - | - | - | - | - | - | - | 6:45 | - | - | - | - | - |
 | | |  | | | | | | | |  | |  | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 8 | 10 | 13 | 12 | 11 | 11 | 11 | 10 | 11 | 13 | 13 | 11 | 11 | 11 | 10 | 10 | 11 | 14 | 17 | 15 | 14 | 14 | 14 | 13 |
| Feels °C (?) | 6 | 8 | 11 | 10 | 9 | 9 | 9 | 8 | 9 | 11 | 11 | 9 | 9 | 10 | 8 | 8 | 9 | 11 | 14 | 12 | 11 | 11 | 10 | 9 |
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Live Wave Height (m)
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Ocean Swells (m)- Wind Speed (km/h)
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