A southerly, strong and very variable flow prevails over the whole area.
For Berck sternes :
No gale warning.
We are 90% sure of the situation, because the high pressure system could move in more quickly than forecast.
Cloudy with risk of fog in the morning, increasing sunny spells in the afternoon. No precipitation. In the evening, cloudy spells, sometimes dense.
No precipitation. SSE force 2 in the morning turning ESE in the evening. Gusts reaching 11 knots in the middle of the day. Slight sea becoming smooth to slight in the evening. Low, short swell from W. Visibility reduced by mist becoming good in the middle of the day then poor.