For Platja de Castelldefels :
No gale warning.
We are 90% sure of the situation, because the cloud cover could be thicker than forecast.
Clear skies. In the evening, hazy cloud giving way to increasingly brighter skies.
No precipitation. WSW force 4 in the middle of the day becoming force 3 in the evening. Gusts reaching 23 knots in the middle of the day. Slight sea. Low, short swell from SSW. Excellent visibility.