Low 1007 hPa centered off North Portugal moving at 13 knots to the East-North-East to be centered on the South-East of the Bay of Biscay.
For Mortagne-sur-Gironde :
No gale warning.
We are 60% sure of the situation, because the high pressure system could move in more quickly than forecast.
Sun but cloud increasing in the morning, skies clearing but storms likely in the afternoon. Some light showers from late morning. In the evening, clear spells, risk of mist forming.
Possibility of showers SE force 3 in the morning turning WNW force 2 in the evening. Gusts reaching 16 knots in the morning. Smooth sea becoming rippled in the evening. Low from N temporarily from S in the middle of the day. Good visibility becoming good in the middle of the day then reduced by mist.