A Winter Weather Advisory is in effect for north central, east central and northeast Kansas from 6 a.m. through 6 p.m. Friday. An upper level disturbance will move east across the state on Friday, bringing a chance for light to at times moderate snowfall. The heavier snowfall will be along and north of Concordia, to Topeka, to Lawrence line. Total snow accumulations of 2 to 4 inches are expected. The National Weather Service says drivers can plan on slippery road conditions. A Winter Weather Advisory means that snow will cause travel difficulties. Expect slick roads and potentially hazardous driving conditions. Allow extra time to reach your destination and exercise defensive driving. The latest road conditions for Kansas can be obtained by calling 5 1 1 or visiting kandrive.org.