Satellite - radar still showing 2 jet streams. Southern jet will head north over weekend to bring wetness north...northern jet will bring bitter cold air to Northern Plains. Below - today's outlook for severe weather...in dark green.
Below...forecast for snow accumulations over the next 5 days...followed by temperatures for Wednesday.
Below - GFS Model for Christmas Day.
Totally based on above...snow from Great Lakes into Northern New England....rain from Central New England down the coast. It will change. Below...animated maps for next 2 days. Be safe.