A northerly flow prevails over the whole area.
For Porto de Sesimbra :
Warning strong breeze offshore.
The reliability of the situation is very good.
Increasing clear spells. Skies becoming less cloudy in the afternoon. No precipitation. In the evening, skies with few clouds.
N wind force 4 continuing all day. Gusts reaching 26 knots from the middle of the day. Slight sea. Low, fairly long swell from WNW. Excellent visibility.