Low 986 hPa centered on the Celtic Sea moving at 32 knots to the East and dropping to 973 hPa to be centered on East Channel.
For Saint-Brevin-Les-Pins :
Warning strong gale offshore.
We are 85% sure of the situation, because it is possible that the change in the rain system may not be as clear as forecast.
For the night from Wednesday to Thursday W wind force 5 continuing all night. Gusts reaching 32 knots at the end of the night.
Slight sea. Low, short swell from S. Excellent visibility. Daytime of Thursday 8 january : The unsettled atmosphere will become increasingly unstable as the day unfolds.
Overcast skies. Rain gradually becoming less frequent in the morning, light showers followed by rain in the afternoon. In the evening, very cloudy skies to overcast.
Showers becoming less frequent. WSW force 5 freshening force 7 in the middle of the day then becoming W. Gusts reaching 52 knots in the evening. Slight sea. Low, short swell from W. Excellent visibility.