Winter Weather Advisory issued December 20 at 9:12PM EST until December 21 at 6:00AM EST by NWS Buffalo NY

* WHAT…Snow. Additional snow accumulations 1 to 3 inches.

* WHERE…Erie, Niagara, Orleans, Monroe, Genesee, Wyoming,
Livingston, Chautauqua, Cattaraugus, and Allegany Counties.

* WHEN…Until 6 AM EST Saturday.

* IMPACTS…Untreated roadways will become snow covered and slick.
Travel conditions will deteriorate enough to slow traffic.