A northerly, moderate and mostly variable flow prevails over the North-East of the basin. Over the South and the West, it is easterly, moderate and mostly variable.
For Penarth :
Warning strong breeze offshore.
The reliability of the situation is good.
Good clear periods alternating with cloudy spells, sometimes more dense in the afternoon. No precipitation. In the evening, skies with few clouds.
SE force 3 turning ENE force 4 in the middle of the day then NE. Gusts reaching 20 knots in the middle of the day. Smooth to slight sea. Low, short swell from E. Excellent visibility becoming excellent in the middle of the day.