Surf Forecasts:
How big are the waves at Guethary - Les Alcyons/Avalanche today (20 Jul):
- Morning surf: Morning surf (20 Jul, local time) - 3ft (0.9m), 6s period with NNW swell.
- Afternoon surf: Afternoon surf (20 Jul, local time) - 2.5ft (0.8m), 6s period with NNW swell.
- Evening surf: Evening surf (20 Jul, local time) - 3.5ft (1.1m), 7s period with N swell.
The current surf forecast for Guethary - Les Alcyons/Avalanche at 8AM is: 0.9m 6s primary swell from a North-northwest direction and 0.4m 8s secondary swell from a Northwest direction (forecast issued at 01:00am July 20). The wind direction is predicted to be glassy.
| Time (CEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Jul) | 3ft (0.9m) | 6s |
| Afternoon (20 Jul) | 2.5ft (0.8m) | 6s |
| Evening (20 Jul) | 3.5ft (1.1m) | 7s |
Table - waves today at Guethary - Les Alcyons/Avalanche. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 25°C on Wed afternoon, min 19°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Monday 20 | Tuesday 21 | Wednesday 22 | ||||||||||||||||||||||
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 | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | N 6 | NNW 6 | NNW 6 | NNW 6 | N 6 | NNW 7 | N 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | N 7 | N 7 | N 7 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 76 | 85 | 72 | 53 | 47 | 77 | 94 | 135 | 139 | 114 | 110 | 96 | 96 | 92 | 92 | 126 | 127 | 85 | 55 | 42 | 36 | 39 | 51 | 58 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | glassy | glassy | on | on | cross-on | cross | cross | cross | cross | cross-on | on | on | cross-on | cross | cross | cross | glassy | glassy | on | on | cross-on | cross |
High Tide | 9:43AM3.19m | 10:03PM3.26m | 10:31AM2.99m | 10:55PM2.98m | 11:27AM2.83m | |||||||||||||||||||
Low Tide | 3:25AM0.51m | 3:40PM0.70m | 4:12AM0.78m | 4:32PM0.94m | 5:04AM1.02m | 5:33PM1.14m | ||||||||||||||||||
 | |  | | | | | | | |  | | | | | | | | | |  | | | | |
 | — | 6:43 | — | — | — | — | — | — | — | 6:43 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:40 | — | — | — | — | — | — | — | 9:39 | — | — | — | — | — | — | — | 9:38 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 22 | 20 | 20 | 23 | 24 | 24 | 23 | 21 | 20 | 20 | 20 | 22 | 24 | 24 | 23 | 22 | 21 | 19 | 19 | 22 | 25 | 25 | 24 | 23 |
Feels °C | 22 | 20 | 21 | 25 | 23 | 22 | 22 | 20 | 18 | 19 | 19 | 22 | 24 | 22 | 21 | 20 | 20 | 18 | 19 | 22 | 24 | 23 | 24 | 22 |
Swell 1 Height (m) Direction Period (s) | N 6 | NNW 6 | NNW 6 | NNW 6 | N 6 | NNW 7 | N 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | NNW 7 | N 7 | N 7 | N 7 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 | NNW 6 |
| kJ | 76 | 85 | 72 | 53 | 47 | 77 | 94 | 135 | 139 | 114 | 110 | 96 | 96 | 92 | 92 | 126 | 127 | 85 | 55 | 42 | 36 | 39 | 51 | 58 |
Swell 2 Height (m) Direction Period (s) | NW 8 | NW 8 | NW 8 | NW 8 | NW 7 | NW 13 | NW 12 | NW 12 | NW 12 | WNW 11 | WNW 11 | W 4 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 |
| kJ | 21 | 22 | 17 | 10 | 12 | 6 | 6 | 6 | 6 | 13 | 12 | 2 | 12 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 9 | 9 | 9 |
Swell 3 Height (m) Direction Period (s) | W 11 | W 14 | W 13 | NW 10 | NW 13 | — | — | — | — | — | — | WNW 11 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 2 | 4 | 3 | 4 | 7 | — | — | — | — | — | — | 12 | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | WSW 3 | WSW 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | 1 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 17 | 13 | 1 | 1 | 87 | 87 | 17 | 12 | 12 | 31 | 13 | 27 | 87 | 87 | 13 | 12 | 12 | 17 | 1 | 1 | 87 | 87 | 31 | 17 |
Best forecast wave conditions in La Cote Basque | ||||||||||||||||||||||||
Best forecast wave conditions in France | ||||||||||||||||||||||||
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