For Castelldefels :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Very cloudy skies becoming totally overcast. Chance of light rain. In the evening, clear periods developing.
Light showers. S force 2 in the middle of the day freshening WSW force 4 in the evening. Gusts reaching 24 knots in the evening. Smooth to slight sea becoming slight in the evening. Low, short swell from S. Poor visibility becoming poor in the evening.