- Forecast
- Maps
- Live
- Weather State
- Spot Information
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 Monday 04 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
17.8° C
(Which is 3.5°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 5PM is: 0.8m 10s primary swell from a Northwest direction and 0.8m 4s secondary swell from a Northwest direction (forecast issued at 01:00pm May 04). The wind direction is predicted to be onshore.
| Time (CEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 May) | 2.5ft (0.7m) | 9s |
| Afternoon (04 May) | 2.5ft (0.8m) | 10s |
| Evening (04 May) | 2.5ft (0.8m) | 10s |
Table - waves today at Guethary - Les Alcyons/Avalanche. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 15mm), heaviest on Mon afternoon. Very mild (max 15°C on Tue afternoon, min 10°C on Thu morning). Wind will be generally light. | ||||||||||||||||||||||||
Mon 4 | Tuesday 5 | Wednesday 6 | Thu 7 | |||||||||||||||||||||
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 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 9 | NW 9 | NW 9 | NW 9 | NW 8 | NW 8 | WNW 9 | NW 9 | WNW 9 | WNW 8 | WNW 6 | WNW 6 | NW 8 | NW 8 | NW 7 | NW 7 | |
147 | 144 | 138 | 138 | 133 | 154 | 154 | 154 | 144 | 242 | 220 | 164 | 184 | 211 | 202 | 174 | 202 | 213 | 145 | 128 | 143 | 104 | 79 | 77 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | on | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross-on | cross-on | cross-on | on | glassy | cross-off | cross-off | off | |
High Tide | 6:55PM3.46m | 7:16AM3.23m | 7:29PM3.32m | 7:52AM3.05m | 8:07PM3.15m | |||||||||||||||||||
Low Tide | 12:44PM0.57m | 1:07AM0.55m | 1:19PM0.73m | 1:45AM0.72m | 1:56PM0.90m | 2:26AM0.92m | ||||||||||||||||||
 | | |  |  | | | | | |  |  | | |  | | | | | | |  | | | |
 | — | — | — | — | — | — | 6:54 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — |
 | — | — | — | 9:10 | — | — | — | — | — | — | — | 9:12 | — | — | — | — | — | — | — | 9:13 | — | — | — | 9:14 |
2 | 1 | 3 | 1 | — | — | — | 1 | 2 | 1 | — | — | — | — | 1 | 1 | 1 | 1 | 1 | 1 | — | — | — | — | |
Temp °C | 14 | 14 | 13 | 14 | 13 | 12 | 12 | 12 | 12 | 14 | 15 | 14 | 13 | 12 | 12 | 12 | 13 | 14 | 14 | 14 | 13 | 12 | 11 | 10 |
12 | 10 | 11 | 12 | 12 | 11 | 10 | 10 | 9 | 12 | 11 | 10 | 10 | 9 | 8 | 8 | 8 | 9 | 10 | 13 | 12 | 11 | 10 | 8 | |
Swell 1 Height (m) Direction Period (s) | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 9 | — | NW 9 | NW 9 | NW 8 | NW 8 | WNW 9 | NW 9 | WNW 9 | — | N 12 | WNW 6 | NW 8 | NW 8 | NW 7 | NW 7 |
 kJ | 147 | 144 | 138 | 138 | 133 | 154 | 154 | 154 | 144 | — | 220 | 164 | 184 | 211 | 202 | 174 | 202 | — | 3 | 128 | 143 | 104 | 79 | 77 |
Swell 2 Height (m) Direction Period (s) | — | — | — | NW 4 | WNW 4 | N 4 | N 4 | N 4 | N 4 | — | — | — | — | — | — | — | — | — | — | NW 12 | NW 11 | NW 11 | NW 11 | NW 10 |
| kJ | — | — | — | 15 | 7 | 3 | 1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | 6 | 5 | 19 | 18 | 17 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | N 4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | WNW 5 | NW 5 | NW 4 | — | — | — | — | — | W 4 | NW 9 | — | — | — | — | — | — | — | WNW 8 | WNW 6 | — | — | — | — | — |
| kJ | 36 | 32 | 24 | — | — | — | — | — | 10 | 242 | — | — | — | — | — | — | — | 213 | 145 | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 12 | 113 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 220 | 49 | 12 | 12 | 12 | 12 | 12 | 499 | 196 | 12 | 0 | 0 | 1 | 1 |
Best forecast wave conditions in La Cote Basque | ||||||||||||||||||||||||
Best forecast wave conditions in France | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Guethary - Les Alcyons/Avalanche surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest