For Platja de Castelldefels :
No gale warning.
We are 90% sure of the situation, because the high pressure system could move in more quickly than forecast.
Fair weather with mostly clear skies. In the evening, skies with few clouds.
NE force 2 turning ESE force 3 in the middle of the day then SSW force 2. Gusts reaching 13 knots in the middle of the day. Smooth sea temporarily smooth to slight in the middle of the day. Low, short swell from E. Good visibility becoming excellent in the middle of the day then good.