For Douro : No gale warning.
We are 80% sure of the situation, because the high pressure system could move in more quickly than forecast.
Sunny despite some high cloud in the morning, sunny in the afternoon. No precipitation.
In the evening, clear skies. NE force 1 freshening W force 3 in the middle of the day then becoming WSW. Gusts reaching 23 knots from the middle of the day. Excellent visibility.