High 1034 hPa centered on the South-East of the Bay of Biscay moving at 13 knots to the East-North-East to be centered on the South-West of France.
For La Tranche-sur-Mer :
No gale warning.
The reliability of the situation is assessed at 90%.
Sunny spells with possibility of mist forming in the morning, very cloudy skies to overcast in the afternoon. Risk of showers in the morning, no precipitation in the afternoon. In the evening, very cloudy.
No precipitation. SW force 3 in the morning temporarily force 4 in the middle of the day. Gusts reaching 18 knots in the middle of the day. Slight sea. Low, fairly long swell from W. Visibility reduced by mist becoming excellent in the middle of the day then poor.