For Sesimbra :
No gale warning.
The reliability of the situation is assessed at 95%.
Cloudy spells, dense at times in the morning, skies becoming progressively hazier during the afternoon. No precipitation. In the evening, relatively clear skies becoming changeable.
ENE force 1 freshening WSW force 3 in the middle of the day then WNW force 2. Gusts reaching 18 knots in the middle of the day. Smooth to slight sea. Low, fairly long swell from WNW. Excellent visibility.