[Feb. 11th Update -- Audio problem fixed]
While the Northeast struggles with a massive snowstorm, the same forces are keeping it mild on the West Coast, says KPLU weather expert Cliff Mass, a professor of Atmospheric Sciences at the University of Washington.
What are those forces? High pressure and low pressure. Okay, it's more complicated than that, but there is a high pressure "ridge" over the west, which forces a "trough" toward the east.