Low 1008 hPa centered on the South-East of the Bay of Biscay moving at 25 knots to the West and dropping to 1005 hPa to be centered at 310 nautical miles in the West-South-West of Fastnet Rock (South-West Ireland).
For Ploumanac"h :
No gale warning.
We are 65% sure of the situation, because the high pressure system could move in more quickly than forecast.
Good clear periods but lots of cloud, too. Showers towards the end of the night. In the evening, lots of good clear periods.
Light showers progressively becoming less frequent. NNE force 2 in the middle of the day turning W force 1 in the evening. Gusts reaching 11 knots. Smooth to slight sea. Low, short swell from NNE. Excellent visibility becoming poor in the evening.