For Mestassa :
No gale warning.
The reliability of the situation is good.
Cloud and sun in the morning, good clear periods with lots of cloud in the afternoon. Possibility of showers late in the morning, possibility of showers in the afternoon. In the evening, very cloudy.
Possibility of showers SW force 2 turning N in the middle of the day then NW force 1. Gusts reaching 9 knots in the middle of the day. Slight sea becoming moderate in the middle of the day. Low, short swell from NE. Excellent visibility becoming good in the middle of the day then poor.