Today the US Supreme Court denied the petitions for certiori in the Virginia marriage equality cases (and in cases impacting several other states). The court's order is here. Attorney General Herring has said that marriages can begin as soon as 1 p.m. today (October 6, 2014).
Clerks in Richmond, Charlottesville, and elsewhere have indicated that are now ready to start issuing marriage licenses.
This is an evolving story. Keep checking back for updates...