Surf Forecasts:
How big are the waves at Guethary - Les Alcyons/Avalanche today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 1.5ft (0.5m), 6s period with NW swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 2ft (0.6m), 8s period with NW swell.
- Evening surf: Evening surf (18 Aug, local time) - 1.5ft (0.5m), 8s period with NW swell.
The current surf forecast for Guethary - Les Alcyons/Avalanche at 2PM is: 0.6m 9s primary swell from a Northwest direction (forecast issued at 07:00am August 18). The wind direction is predicted to be cross-onshore.
| Time (CEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 1.5ft (0.5m) | 6s |
| Afternoon (18 Aug) | 2ft (0.6m) | 8s |
| Evening (18 Aug) | 1.5ft (0.5m) | 8s |
Table - waves today at Guethary - Les Alcyons/Avalanche. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Thu night. Warm (max 23°C on Tue afternoon, min 18°C on Wed morning). Wind will be generally light. | |||||||||||||||||||||||
Tuesday 18 | Wednesday 19 | Thursday 20 | |||||||||||||||||||||
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) | NW 6 | NW 6 | NW 7 | NW 9 | NW 8 | NW 8 | NW 8 | NW 7 | NNW 7 | NW 6 | NW 6 | NW 6 | WNW 8 | NNW 6 | NW 10 | NW 13 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 30 | 17 | 17 | 47 | 33 | 31 | 20 | 13 | 18 | 10 | 9 | 8 | 6 | 6 | 17 | 83 | 139 | 263 | 304 | 293 | 319 | 355 | 305 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | glassy | cross-on | cross-on | cross-on | glassy | glassy | glassy | glassy | cross-on | on | on | cross-on | cross-on | cross-on | cross | cross-off | glassy | on | cross-on | cross-on | cross-on |
High Tide | 8:54AM3.28m | 9:13PM3.21m | 9:33AM3.04m | 9:57PM2.89m | 10:21AM2.81m | 10:56PM2.63m | |||||||||||||||||
Low Tide | 2:41AM0.52m | 2:57PM0.65m | 3:21AM0.82m | 3:43PM0.94m | 4:07AM1.12m | 4:39PM1.21m | |||||||||||||||||
 |  |  | | | |  | | | | | | | | | | |  | | | |  |  | |
 | 7:13 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:16 | — | — | — | — | — | — |
 | — | — | — | — | — | 9:06 | — | — | — | — | — | — | — | 9:04 | — | — | — | — | — | — | — | 9:01 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 1 |
Temp °C | 21 | 21 | 22 | 23 | 23 | 22 | 21 | 20 | 19 | 18 | 21 | 23 | 23 | 22 | 21 | 20 | 20 | 20 | 22 | 23 | 22 | 20 | 20 |
Feels °C | 23 | 23 | 24 | 23 | 24 | 23 | 24 | 22 | 21 | 20 | 23 | 23 | 24 | 24 | 23 | 21 | 22 | 22 | 24 | 23 | 22 | 20 | 20 |
Swell 1 Height (m) Direction Period (s) | NW 6 | NW 6 | NNW 6 | NW 9 | NW 8 | NW 8 | NW 8 | NW 7 | NNW 7 | NW 6 | NW 6 | NW 6 | NNW 6 | WNW 8 | NW 7 | NW 13 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 |
| kJ | 30 | 15 | 12 | 47 | 33 | 31 | 20 | 13 | 18 | 10 | 9 | 8 | 3 | 6 | 13 | 83 | 139 | 263 | 304 | 293 | 319 | 355 | 305 |
Swell 2 Height (m) Direction Period (s) | NW 7 | NW 7 | NW 7 | — | — | — | NNW 5 | NNW 5 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | WNW 8 | NW 11 | NW 10 | NW 7 | NW 7 | — | — | — | — | — | — |
| kJ | 14 | 17 | 17 | — | — | — | 6 | 5 | 6 | 6 | 6 | 6 | 6 | 5 | 17 | 12 | 11 | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | NW 10 | — | — | — | — | — | — | WNW 8 | — | N 8 | — | — | NW 11 | NW 7 | WNW 8 | WNW 7 | WNW 7 | — | — | — | — | — | — |
| kJ | 4 | — | — | — | — | — | — | 7 | — | 1 | — | — | 5 | 2 | 6 | 5 | 5 | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | NNW 6 | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 6 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 1 | 188 | 31 | 197 | 586 | 333 | 534 | 526 | 526 | 559 | 490 | 497 | 495 | 356 | 47 | 39 | 12 | 0 | 0 | 12 | 197 | 147 | 87 |
Best forecast wave conditions in La Cote Basque | |||||||||||||||||||||||
Best forecast wave conditions in France | |||||||||||||||||||||||
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