 Harper's Ferry Road up in Percival. Loudoun County Sheriff's advised to avoid the area if you can. Dinner at a diner? Yes, if it's Silver Diner. Silver Diner chef transform everyday fare into elevated entrees. From fresh seafood and local steaks to vegan options, Silver Diner makes everyday meals extraordinary. I'm Ken Berger, WTOP Traffic. Now to the P.J. Fitzpatrick Home Improvement Weather Desk for your home's windows. Trust P.J. Fitzpatrick.