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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 6 pm Sunday 22 Mar 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
13.6° C
(Which is 1.0°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: 1.6m 14s primary swell from a Northwest direction and 0.6m 4s secondary swell from a Northwest direction (forecast issued at 06:00pm March 22). The wind direction is predicted to be onshore.
| Time (CET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Mar) | - | - |
| Afternoon (22 Mar) | 5ft (1.5m) | 14s |
| Evening (22 Mar) | 5ft (1.6m) | 14s |
Table - waves today at Guethary - Les Alcyons/Avalanche. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 22 | Monday 23 | Tuesday 24 | Wednesday 25 | |||||||||||||||||||||
| 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 | 10 AM | 1 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 13 | 12 | 16 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 978 | 872 | 947 | 975 | 947 | 892 | 809 | 710 | 666 | 656 | 753 | 802 | 940 | 765 | 634 | 624 | 614 | 494 | 357 | 350 | 437 | 529 | 555 | 1728 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | on | on | on | glass | cross | cross- on | on | on | glass | cross | cross- off | cross- off | glass | cross- on | cross- on | glass | glass | cross | cross | cross- on | cross- on | cross- on |
High Tide / height (m) | 6:42PM 3.79 | 7:06AM 3.70 | 7:26PM 3.57 | 7:55AM 3.38 | 8:17PM 3.30 | 8:57AM 3.03 | ||||||||||||||||||
Low Tide / height (m) | 12:49AM 0.13 | 1:12PM 0.35 | 1:37AM 0.39 | 2:00PM 0.67 | 2:34AM 0.70 | |||||||||||||||||||
Sunday 22 | Monday 23 | Tuesday 24 | Wednesday 25 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 7:05 | - | - | - | - | - | - | - | 7:03 | - | - | - | - | - | - | - | 7:01 | - |
| Sunset | - | 7:20 | - | - | - | - | - | - | - | 7:21 | - | - | - | - | - | - | - | 7:22 | - | - | - | - | - | - |
 | |  | |  |  | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 13 | 12 | 12 | 11 | 12 | 10 | 11 | 13 | 13 | 12 | 11 | 11 | 10 | 9 | 11 | 14 | 14 | 14 | 12 | 11 | 11 | 10 | 12 | 13 |
| Feels °C (?) | 10 | 9 | 9 | 9 | 10 | 9 | 9 | 10 | 10 | 10 | 9 | 8 | 7 | 6 | 10 | 12 | 12 | 13 | 12 | 9 | 9 | 7 | 9 | 9 |
- 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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