Jet stream showing lots of amplitude on satellite thus more in the way of action this week. Low in Upper Midwest brings rain to the East Tuesday. System in Northwest could bring some rain or snow to East late week.
Map for today into tonight. Severe weather threat Midwest...yellow above...and see below.
Below....3 models....GFS - Canadian and Euro for this coming Sunday. 2 out of 3 want to bring wintry precip to the East....Canadian models says no. We shall see. Be safe.