For Sesimbra :
No gale warning.
The reliability of the situation is assessed at 95%.
Fair weather with mostly clear skies. In the evening, clear spells then risk of fog towards the end of the night.
No precipitation. NE force 4 in the morning weakening force 2 in the evening. Gusts reaching 22 knots in the middle of the day. Slight sea. Low, fairly long swell from WNW. Excellent visibility becoming excellent in the middle of the day then reduced by mist.