A Winter Storm Watch is in effect from Sunday afternoon through Monday morning as NBC4 meteorologist Doug Kammerer says forecast confidence remains unusually low just 36 hours out from the next potential storm.
Kammerer noted that major differences between weather models this close to an event are striking and make this a particularly difficult forecast for the DC region.
The GFS model has been extremely consistent and continues to show a blockbuster snowstorm scenario. In its latest runs, the model depicts nearly 18 inches of snow in DC, with more than two feet possible on the Delmarva. Kammerer said that if the GFS ends up being even close to correct, he would owe it a huge apology, though he still believes that outcome is likely overdone…