High 1020 hPa centered on the Celtic Sea moving at 15 knots to the South to be centered on the North of the Bay of Biscay.
For Berck sternes :
No gale warning.
For the night from Friday to Saturday ENE force 1 turning ESE in the middle of the night then S. Gusts reaching 11 knots all night.
Slight sea. Low, short swell from W. Excellent visibility becoming excellent at the end of the night. Daytime of Saturday 19 september : Improving during the day:the sky will clear.
Cloud and long sunny periods. Risk of some spots of rain in the morning, no precipitation in the afternoon. In the evening, lots of good clear periods.
No precipitation. SSE force 1 freshening WNW force 3 in the middle of the day then force 2. Gusts reaching 13 knots from the middle of the day. Slight sea. Low, short swell from W. Excellent visibility becoming excellent in the middle of the day then excellent.