For Cala d"Ostia :
No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Cloud and long sunny periods. No precipitation. In the evening, good clear periods but cloud building.
No precipitation. ENE wind force 3 continuing all day. Gusts reaching 18 knots in the middle of the day. Slight sea. Low, short swell from SE. Poor visibility becoming excellent in the middle of the day then good.