A northerly and mostly variable flow prevails over the South of the basin. Over the North, it is westerly, moderate and mostly variable.
For Cascais :
No gale warning.
The reliability of the situation is good.
In the evening, some fair-weather cumulus clouds.
NNW wind force 4. Gusts reaching 24 knots in the evening. Slight sea. Low, long swell from W. Excellent visibility.