Low 1005 hPa centered on the East of England moving at 21 knots to the West-South-West and dropping to 999 hPa to be centered at 130 nautical miles in the West-South-West of Fastnet Rock (South-West Ireland).
For Penthièvre :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Skies with few clouds. In the evening, cloudy spells, sometimes dense.
No precipitation. SW wind force 3 from the middle of the day. Gusts reaching 18 knots in the middle of the day. Slight sea. Low, short swell from WSW. Excellent visibility becoming good in the evening.