Here is the info from the NWS in Sterling about Tornado touchdowns on Saturday:
Thus far...tornadoes have been confirmed in Augusta and Loudoun
counties in Virginia...and Frederick and Carroll counties in
Maryland. Preliminary storm reports have been issued for tornadic
damage evaluated to date. Details of these surveys will be
released in a public information statement this week upon complete
review of data...and evaluation and compilation of all damage
reports...which continue to be conveyed to the office.
MWC will pass along more info as it comes to us