A northerly, strong and mostly variable flow prevails over the West and the North of the basin. Over the South-East, it is easterly, moderate and mostly variable.
For Cascais :
Warning strong breeze offshore.
The reliability of the situation is very good.
Warm sun all day. In the evening, clear skies.
N force 3 becoming NNW force 4 in the middle of the day then N force 5. Gusts reaching 29 knots in the evening. Slight sea. Low, fairly long swell from WNW. Excellent visibility.