High 1024 hPa centered off Breton Cape moving at 15 knots to the East-North-East to be centered on Normandy.
For Penarth Marina :
No gale warning.
The reliability of the situation is very good.
Good clear periods alternating with cloudy spells, sometimes dense. Light showers progressively dying out in the morning, possibility of showers in late afternoon. In the evening, good clear periods but lots of cloud, too.
No precipitation. W force 3 becoming force 4 in the middle of the day then WSW. Gusts reaching 22 knots in the middle of the day. Smooth sea. Low, short swell from SW. Poor visibility becoming excellent in the middle of the day then excellent.