High 1025 hPa centered on the North-East of Spain moving at 26 knots to the West to be centered at 260 nautical miles in the West-North-West of Cape Finisterre (Spain).
For Viana do Castelo :
No gale warning.
The reliability of the situation is poor.
For the night from Wednesday to Thursday N force 2 becoming NNE force 1 in the middle of the night then NE. Gusts reaching 8 knots in the early part of the night.
Slight sea. Low, fairly long swell from W. Visibility reduced by mist becoming reduced by mist in the middle of the night. Daytime of Thursday 13 august : Warning:reduced visibility early in the day.
Sunny spells with possibility of mist forming in the morning, sunny in the afternoon. No precipitation. In the evening, skies with few clouds.
N force 2 turning NW force 3 in the middle of the day then NNW. Gusts reaching 12 knots from the middle of the day. Slight sea. Low, fairly long swell from W. Visibility reduced by mist becoming excellent in the middle of the day then poor.