An easterly, moderate and mostly variable flow prevails over the whole area.
For Gravelines :
No gale warning.
We are 80% sure of the situation, because the atmosphere might be less unstable and showers more frequent than forecast.
Very cloudy skies to overcast. Risk of showers in the early hours. In the evening, very cloudy skies to overcast.
Chance of light rain. NNE force 3 in the middle of the day becoming force 4 in the evening. Gusts reaching 22 knots in the evening. Slight sea. Low, short swell from NNW. Visibility reduced by mist becoming excellent in the evening.