Special Weather Statement issued December 21 at 8:45AM EST by NWS Baltimore MD/Washington DC

Brief bands of snow shower activity will continue to drift south
and east from central PA this morning. Localized snowfall
accumulation of a coating to one inch are possible during this
time. With temperatures at or below freezing expect slippery
travel on elevated and untreated surfaces. The snow shower
activity will be brief in nature reducing visibility down to 1 to
2 miles with gusts up to 20 mph at times. The greatest concern for
impacts look to be along and north of Interstate 70 and along the
PA/MD state line.