Dense Fog Advisory until 04:00AM Thursday 
* WHAT...Visibility one quarter mile or less in dense fog.
* WHERE...Portions of central, north central and northern Maryland, The District of Columbia, northern and northwest Virginia and panhandle West Virginia.
* WHEN...Until 4 AM EST early this morning.
* IMPACTS...Hazardous driving conditions due to low visibility.
* AFFECTED AREAS: DISTRICT OF COLUMBIA ... FREDERICK ... CARROLL ... NORTHERN BALTIMORE ... NORTHWEST MONTGOMERY ... CENTRAL AND SOUTHEAST MONTGOMERY ... NORTHWEST HOWARD ... NORTHWEST HARFORD ... SHENANDOAH ... FREDERICK ... WARREN ... CLARKE ... PRINCE WILLIAM/MANASSAS/MANASSAS PARK ... FAIRFAX ... ARLINGTON/FALLS CHURCH/ALEXANDRIA ... NORTHERN FAUQUIER ... WESTERN LOUDOUN ... EASTERN LOUDOUN ... BERKELEY ... JEFFERSON
Instructions:
If driving, slow down, use your headlights, and leave plenty of distance ahead of you.
Address/Location
Jefferson County HSEM
28 Industrial Blvd
Kearneysville, WV 25430
Contact
Emergency: 9-1-1
Non-emergencies: 304-728-3290