Satellite + radar above clearly shows 2 jet streams...north and south. Until they merge...weather changes little. System coming across the Rockies will be a big wind producer. It will reach the East Coast this weekend.
Below - snowfall thru 48 hrs---animated maps - rainfall through Sunday.
Below - snowfall thru 48 hrs---animated maps - rainfall through Sunday.
Below - snapshot weather for Thursday.....please be safe.