Surf Forecasts:
How big are the waves at Guethary - Les Alcyons/Avalanche today (17 Aug):
- Morning surf: Morning surf (17 Aug, local time) - 2.5ft (0.8m), 7s period with NW swell.
- Afternoon surf: Afternoon surf (17 Aug, local time) - 2ft (0.6m), 7s period with NW swell.
- Evening surf: Evening surf (17 Aug, local time) - 2.5ft (0.8m), 7s period with NW swell.
The current surf forecast for Guethary - Les Alcyons/Avalanche at 7PM is: 0.6m 7s primary swell from a Northwest direction (forecast issued at 01:00pm August 17). The wind direction is predicted to be onshore.
| Time (CEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Aug) | 2.5ft (0.8m) | 7s |
| Afternoon (17 Aug) | 2ft (0.6m) | 7s |
| Evening (17 Aug) | 2.5ft (0.8m) | 7s |
Table - waves today at Guethary - Les Alcyons/Avalanche. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Wed night. Warm (max 24°C on Wed afternoon, min 19°C on Tue night). Wind will be generally light. | |||||||||||||||||||||
Mon 17 | Tuesday 18 | Wednesday 19 | |||||||||||||||||||
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 | |
Swell Height Map | |||||||||||||||||||||
Wave Height (m) Direction Period (s) | NW 7 | NW 7 | NW 6 | NW 7 | NW 7 | NW 6 | NW 6 | NW 6 | NW 7 | NW 9 | NNW 8 | NW 8 | NW 8 | NNW 6 | NNW 5 | NNW 6 | NW 6 | NW 6 | NNW 6 | NNW 6 | NW 10 |
Wave Graph | |||||||||||||||||||||
62 | 44 | 25 | 62 | 54 | 31 | 23 | 17 | 17 | 59 | 45 | 21 | 15 | 12 | 11 | 15 | 9 | 8 | 6 | 6 | 17 | |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | on | cross-on | cross-on | glassy | glassy | glassy | cross-on | cross-on | on | glassy | glassy | glassy | cross-off | glassy | on | cross-on | cross-on | cross-on |
High Tide | 8:17AM3.50m | 8:34PM3.53m | 8:54AM3.28m | 9:13PM3.21m | 9:33AM3.04m | 9:57PM2.89m | |||||||||||||||
Low Tide | 2:16PM0.38m | 2:41AM0.52m | 2:57PM0.65m | 3:21AM0.82m | 3:43PM0.94m | ||||||||||||||||
— | — | — | — | — | — | 7:13 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | |
— | — | — | 9:07 | — | — | — | — | — | — | — | 9:06 | — | — | — | — | — | — | — | 9:04 | — | |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 |
Temp °C | 22 | 23 | 23 | 22 | 21 | 21 | 21 | 21 | 22 | 23 | 23 | 22 | 20 | 20 | 19 | 19 | 22 | 24 | 23 | 22 | 20 |
Feels °C | 24 | 24 | 24 | 24 | 23 | 22 | 24 | 24 | 25 | 24 | 24 | 23 | 22 | 23 | 21 | 21 | 25 | 24 | 23 | 23 | 21 |
Swell 1 Height (m) Direction Period (s) | NW 7 | NW 7 | NW 6 | NW 7 | NW 7 | NW 6 | NW 6 | NW 6 | NNW 5 | NW 9 | NNW 8 | NW 8 | NNW 6 | NNW 6 | NNW 5 | NNW 6 | NW 6 | NW 6 | WNW 8 | NNW 6 | NW 6 |
62 | 44 | 25 | 62 | 54 | 31 | 23 | 15 | 11 | 59 | 45 | 21 | 12 | 12 | 11 | 15 | 9 | 8 | 6 | 6 | 8 | |
Swell 2 Height (m) Direction Period (s) | — | NW 6 | NW 8 | — | W 11 | NW 8 | NW 7 | NW 7 | NW 7 | — | — | NNW 5 | NW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | NW 11 | WNW 8 | NW 10 |
— | 13 | 20 | — | 2 | 14 | 14 | 17 | 17 | — | — | 11 | 15 | 7 | 6 | 6 | 6 | 6 | 5 | 6 | 17 | |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | NW 11 | NW 10 | — | — | — | — | — | — | — | — | N 8 | — | — | N 7 | NW 11 | WNW 8 |
— | — | — | — | — | 5 | 4 | — | — | — | — | — | — | — | — | 1 | — | — | 1 | 5 | 6 | |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NNW 6 | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 6 | — | — | |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 188 | 197 | 87 | 197 | 31 | 47 | 1 | 188 | 31 | 559 | 197 | 553 | 553 | 530 | 526 | 526 | 490 | 535 | 485 | 188 | 162 |
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)












