But in the Euro case, its personal. It has some type of algorithm that inflates the temps and it is frequently well too high based on my back checking. It's like it has become sentient. But the active week has airline delays written all over it. The mass of storms fueled by the upper level weakness in the center of the country is a lot to track.
Speaking of the GFS it has snow on the full US panel in one of the periods. In Canada.