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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 Friday 27 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
13.7° 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 9PM is: 1.6m 12s primary swell from a Northwest direction and 0.1m 25s secondary swell from a Northwest direction (forecast issued at 06:00pm March 27). The wind direction is predicted to be cross-onshore.
| Time (CET) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Mar) | - | - |
| Afternoon (27 Mar) | 6ft (1.8m) | 12s |
| Evening (27 Mar) | 5ft (1.6m) | 12s |
Table - waves today at Guethary - Les Alcyons/Avalanche. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Friday 27 | Saturday 28 | Sunday 29 | Monday 30 | |||||||||||||||||||||
| 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) (?) | 12 | 12 | 12 | 12 | 21 | 20 | 18 | 18 | 16 | 16 | 15 | 15 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 923 | 773 | 638 | 583 | 548 | 989 | 1356 | 1925 | 2084 | 2545 | 3911 | 2111 | 1999 | 1972 | 2032 | 2610 | 2288 | 2108 | 1703 | 1407 | 1150 | 1048 | 939 | 486 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | cross- on | cross | glass | glass | glass | on | cross- on | cross- on | cross- on | cross- on | cross | cross | cross | cross- on | cross- on | cross- on | cross- on | cross | cross- off | glass | on | on |
High Tide / height (m) | 12:40AM 3.02 | 1:30PM 2.93 | 1:50AM 3.27 | 2:26PM 3.18 | 2:41AM 3.52 | |||||||||||||||||||
Low Tide / height (m) | 6:02PM 1.21 | 6:58AM 0.92 | 7:21PM 1.00 | 8:02AM 0.67 | 8:17PM 0.74 | 8:49AM 0.43 | ||||||||||||||||||
Friday 27 | Saturday 28 | Sunday 29 | Monday 30 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:56 | - | - | - | - | - | - | - | 6:54 | - | - | - | - | - | - | - | 6:52 | - | - |
| Sunset | - | 7:25 | - | - | - | - | - | - | - | 7:27 | - | - | - | - | - | - | - | 7:28 | - | - | - | - | - | - |
 | |  | |  |  | |  | | |  |  |  | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | 1 | 1 | - | - | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 10 | 10 | 10 | 8 | 7 | 7 | 9 | 10 | 10 | 11 | 10 | 9 | 8 | 7 | 8 | 9 | 10 | 9 | 9 | 9 | 8 | 8 | 9 | 9 |
| Feels °C (?) | 5 | 6 | 6 | 5 | 4 | 5 | 7 | 7 | 4 | 5 | 4 | 5 | 3 | 3 | 2 | 2 | 2 | 2 | 4 | 5 | 5 | 6 | 6 | 5 |
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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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