Good overview from real meteorologists here...
View: https://www.youtube.com/watch?v=MhycmmLH3Hc
(Anyone who is posting a forecast this far out is not credible.)
Either way … if you need to get to the grocery store in the next few days, I’d do it before Friday when it’s almost certainly going to be a mess. Even the rumor of snow/sleet/freezing stuff/death from above sets off the great bread, milk and beer rush.