Low 1009 hPa centered on the center of France moving at 28 knots to the West-South-West and rising to 1012 hPa to be centered at 260 nautical miles in the West of Cape Finisterre (Spain).
For Biarritz :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Skies changeable to very cloudy. Risk of showers in the morning, no precipitation in the afternoon. In the evening, skies with few clouds.
SSW force 3 in the morning becoming SW force 2 in the evening. Gusts reaching 15 knots in the middle of the day. Smooth to slight sea. Low, short swell from WNW. Excellent visibility becoming good in the middle of the day then poor.