A northerly and very variable flow prevails over the whole area.
For Viana do Castelo :
Warning strong breeze offshore.
The reliability of the situation is poor.
For the night from Thursday to Friday N wind force 2 continuing all night. Gusts reaching 10 knots in the middle of the night.
Slight sea. Low, fairly long swell from WNW. Visibility reduced by mist temporarily in the middle of the night. Daytime of Friday 14 august : Warning:reduced visibility early in the day.
Fog giving way to sun in early morning, sunny in the afternoon. No precipitation. In the evening, skies with few clouds.
N force 3 in the morning temporarily NW force 4 in the middle of the day. Gusts reaching 19 knots from the middle of the day. Slight sea. Low, fairly long swell from WNW. Visibility reduced by mist becoming excellent in the middle of the day.