Special Weather Statement
National Weather Service Baltimore MD/Washington DC
1058 AM EST Tue Jan 7 2020
MDZ003-004-503-504-VAZ052-053-501-502-505-506-WVZ051>053-071800-
Washington-Frederick MD-Northwest Montgomery-
Central and Southeast Montgomery-
Prince William/Manassas/Manassas Park-Fairfax-Northern Fauquier-
Southern Fauquier-Western Loudoun-Eastern Loudoun-Morgan-Berkeley-
Jefferson-
Including the cities of Hagerstown, Frederick, Ballenger Creek,
Germantown, Damascus, Bethesda, Rockville, Gaithersburg,
Silver Spring, Dale City, Manassas, Woodbridge, Lake Ridge,
Montclair, Reston, Herndon, Annandale, Centreville, Chantilly,
McLean, Franconia, Warrenton, Turnbull, Purcellville, Leesburg,
Ashburn, Sterling, Paw Paw, Martinsburg, Charles Town,
and Shepherdstown
1058 AM EST Tue Jan 7 2020
...PERIODS OF HEAVY SNOW THIS AFTERNOON...
Radar and surface observations just before 11 AM indicated a
sudden onset of heavy snow moving across eastern West Virginia,
northern Maryland and portions of northern Virginia. Visibility
was dropping from unrestricted to a half mile or less in the span
of 15 to 30 minutes, with snowfall rates of over one inch per hour
reported. This heavy snow is expected to reach Highway 15 by 11:30
AM, and approach Interstate 95 by 1 PM.
Remain alert for rapidly changing visiblities and quickly
deteriorating road conditions.