Ashburn, VA Weather Warnings

Dense Fog Advisory issued December 2 at 4:16AM EST until December 2 at 8:00AM EST by NWS Baltimore MD/Washington DC * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Portions of central, northern and northwest Virginia and panhandle West Virginia. * WHEN...Until 8 AM EST this morning. * IMPACTS...Hazardous driving conditions due to low visibility. If driving, slow down, use your headlights, and leave plenty of distance ahead of you.
National Weather Service