A southwesterly, moderate and mostly variable flow prevails over the North-East of the basin. Over the South and the West, it is northwesterly, moderate and mostly variable.
For Douro Marina :
No gale warning.
The reliability of the situation is very good.
Relatively cloudless skies clearing. In the evening, relatively clear skies becoming changeable.
NW force 3 in the middle of the day turning W in the evening. Gusts reaching 26 knots in the middle of the day. Slight sea. Low, fairly long swell from WNW. Excellent visibility becoming poor in the evening.