Satellite shows deep trof in East with cold air...ridge out west with warm air..pattern not changing soon. System in Rockies makes it to East Coast Saturday. Below - today's weather map.
Below - Saturday's map. SYstem from west brings rain and snow to Northeast and Mid Atlantic. Rain nears west coast.
Below...various models and what they see for Saturday along the East Coast. Fortunately...they are in agreement....so Northeast gets wet snow....rain further south. Right now..looks light...but sometimes these lows blow up upon hitting the ocean and can often surprise forecasters. We shall see. Be safe.