A northeasterly, weak and very variable flow prevails over the South-West of the basin. Over the North-West, it is southerly, strong and very variable. Over the East, it is westerly, moderate and very variable.
For Cayeux-sur-Mer :
No gale warning.
We are 90% sure of the situation, because the high pressure system could move in more quickly than forecast.
Sunny spells with possibility of mist forming in the morning, cloud and sun in the afternoon. No precipitation. In the evening, clear spells, risk of mist forming.
No precipitation. ENE force 1 turning NW force 2 in the middle of the day then SW. Gusts reaching 10 knots in the middle of the day. Smooth sea. Low, short swell from NW. Visibility reduced by mist becoming good in the middle of the day then poor.