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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 pm Friday 01 May 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
17.3° C
(Which is 3.3°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: 1.1m 13s primary swell from a Northwest direction and 0.4m 11s secondary swell from a Northwest direction (forecast issued at 01:00pm May 01). The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (CEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (01 May) | 4ft (1.2m) | 14s |
| Afternoon (01 May) | 4ft (1.2m) | 14s |
| Evening (01 May) | 3.5ft (1.1m) | 13s |
Table - waves today at Guethary - Les Alcyons/Avalanche. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 56mm), heaviest during Sun night. Warm (max 24°C on Fri night, min 13°C on Mon morning). Wind will be generally light. | ||||||||||||||||||||||||
Fri 1 | Saturday 2 | Sunday 3 | Mon 4 | |||||||||||||||||||||
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 | 11 PM | 2 AM | 5 AM | 8 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NW 14 | NW 14 | NW 14 | NW 13 | NW 13 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 10 | NW 9 | |
581 | 573 | 485 | 444 | 431 | 374 | 369 | 315 | 286 | 272 | 197 | 197 | 193 | 180 | 142 | 116 | 114 | 140 | 159 | 147 | 133 | 127 | 177 | 73 | |
Wind (km/h) | ||||||||||||||||||||||||
glassy | glassy | cross-off | cross-off | off | off | off | cross-off | cross-off | cross-off | cross-off | glassy | cross-off | cross-on | glassy | cross-off | off | glassy | on | cross-on | glassy | on | on | on | |
High Tide | 5:22PM3.61m | 5:39AM3.57m | 5:52PM3.61m | 6:10AM3.50m | 6:23PM3.56m | 6:43AM3.38m | ||||||||||||||||||
Low Tide | 11:05AM0.34m | 11:22PM0.32m | 11:37AM0.37m | 11:57PM0.33m | 12:10PM0.45m | 00:31AM0.41m | ||||||||||||||||||
 |  | | |  |  | | |  | | |  |  | | | | | | |  | |  | | | |
 | — | — | — | — | — | — | 6:58 | — | — | — | — | — | — | — | 6:56 | — | — | — | — | — | — | — | 6:56 | — |
 | — | — | — | 9:07 | — | — | — | — | — | — | — | 9:07 | — | — | — | — | — | — | — | 9:08 | — | — | — | 9:10 |
— | 2 | 2 | — | — | — | — | — | — | 1 | 2 | 5 | 5 | 2 | — | 1 | 1 | 1 | 4 | 6 | 2 | 12 | 4 | 3 | |
Temp °C | 18 | 20 | 22 | 24 | 21 | 19 | 17 | 16 | 20 | 20 | 19 | 17 | 16 | 15 | 14 | 14 | 17 | 20 | 16 | 15 | 15 | 14 | 14 | 13 |
19 | 20 | 21 | 24 | 21 | 18 | 15 | 15 | 18 | 20 | 20 | 18 | 15 | 14 | 14 | 14 | 16 | 20 | 15 | 14 | 15 | 13 | 13 | 11 | |
Swell 1 Height (m) Direction Period (s) | NW 14 | NW 14 | NW 14 | NW 13 | NW 13 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | NW 10 | NW 10 | NW 9 |
 kJ | 581 | 573 | 485 | 444 | 431 | 374 | 369 | 315 | 286 | 272 | 197 | 197 | 193 | 180 | 142 | 116 | 114 | 140 | 159 | 147 | 133 | 127 | 177 | 73 |
Swell 2 Height (m) Direction Period (s) | WNW 10 | WNW 10 | WNW 10 | NW 10 | NW 12 | NW 12 | WNW 11 | WNW 11 | WNW 11 | W 11 | WSW 10 | W 10 | WNW 10 | WNW 10 | W 4 | WNW 4 | NW 4 | NW 4 | — | NW 5 | NW 5 | — | — | NW 10 |
| kJ | 35 | 34 | 20 | 27 | 34 | 34 | 47 | 40 | 40 | 37 | 36 | 18 | 19 | 9 | 8 | 6 | 4 | 4 | — | 17 | 14 | — | — | 68 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | WNW 10 | W 10 | W 9 | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 9 | 7 | 2 | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | W 4 | — | — | — | — | NW 5 | — | — | NW 6 | — | NW 4 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 10 | — | — | — | — | 8 | — | — | 15 | — | 14 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 12 | 0 | 0 | 0 | 0 | 12 | 12 | 0 | 136 | 12 | 12 |
Best forecast wave conditions in La Cote Basque | ||||||||||||||||||||||||
Best forecast wave conditions in France | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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