For Costabella :
No gale warning.
The reliability of the situation is very good.
Skies changeable to very cloudy. Risk of some spots of rain in the morning, no precipitation in the afternoon. In the evening, relatively cloudless skies clearing.
NE force 2 turning ESE in the middle of the day then E. Gusts reaching 11 knots in the morning. Rippled sea. Low, short swell from N then from N in the middle of the day then from NNE. Excellent visibility.