Europe : a cold trend since 24 december...USA : snowstorm and harsh cold...
Week of 20 in 27 and Christmas: a slow wet rise in temperature is set up by France. It will make soft in the Iberic peninsula and the country of the Maghreb. The rise in temperature preceded by snow goes back up to the East central region of France and Switzerland from Wednesday 22/12, but the snow likes in the resorts'mountain (marked risk of avalanche).
Christmas Europe: cold and wet with some flakes and fogs. Wet and foggy weather on the Western Europe. Wind and rain on the Northwest of France and British islands (risk of storm coming from the Atlantic Ocean) .Rainy and rather soft in the Mediterranean Sea. Persistent snow on Central Europe and Scandinavia.
weekend 26 and 27/12: rain and wind on the northwest of Europe. Snow and cold on Central Europe and Scandinavia. Rain and wind also in the Mediterranean Sea (southeast France and Italy), with snow in the Alpes resorts. Harsh cold and snow on Scandinavia, Russia and Baltic States.
Brokermeteorology
Merry Christmas !