A northerly, moderate and variable flow prevails over the whole area.
For Viana do Castelo :
Warning moderate gale offshore.
The reliability of the situation is poor.
For the night from Saturday to Sunday N force 3 in the early part of the night becoming NNE force 2. Gusts reaching 18 knots in the early part of the night.
Slight sea. Low, short swell from NW. Excellent visibility becoming good in the middle of the night then good. Daytime of Sunday 16 august : The weather will be good.
Little cloud in the morning, skies becoming progressively hazier during the afternoon. No precipitation. In the evening, hazy cloud giving way to increasingly brighter skies.
No precipitation. NNE force 2 turning NW force 3 in the middle of the day then N. Gusts reaching 18 knots from the middle of the day. Slight sea. Low, short swell from NW. Good visibility becoming excellent in the middle of the day.