For Platja de Castelldefels :
No gale warning.
We are 85% sure of the situation, because the atmosphere might be less unstable and showers rarer than forecast.
Cloudy spells, sometimes dense. No precipitation. In the evening, very cloudy skies becoming totally overcast.
Light showers. SW force 3 in the middle of the day turning W force 2 in the evening. Gusts reaching 19 knots in the middle of the day. Slight sea. Low, short swell from SSE. Excellent visibility becoming good in the evening.