Today in Arras,warning:reduced visibility early in the day. Fog developing into low cloud during the morning, very cloudy in the afternoon. No precipitation. Light winds.
We are 75% sure of the situation, because the high pressure system could move in more quickly than forecast.
Temperatures will vary between 1 and 7°C, it will be cold in the morning and 4°C below normal.
Tonight,bright spells for a time. No precipitation. Light winds.