A northerly, moderate and mostly variable flow prevails over the South-West of the basin. Over the North and the East, it is easterly, strong and mostly variable.
For Zierbena :
No gale warning.
We are 80% sure of the situation, because the strength of the precipitation is difficult to assess for this type of disturbance.
Very cloudy. No precipitation. In the evening, very cloudy skies becoming totally overcast.
Light, intermittent drizzle. ENE force 1 in the middle of the day turning SSE force 2 in the evening. Gusts reaching 8 knots in the evening. Smooth to slight sea. Low, fairly long swell from NNW. Excellent visibility becoming good in the evening.