...Winter Weather Advisory now in effect until 7 PM EST Friday...
* ice accumulations...a trace.
* Snow accumulations...3 to 6 inches.
* Period of most intense snow...wintry mix changing to snow this evening. Better chance of intense snow tonight.
* Snow ending...late Friday afternoon.
* Impacts...hazardous travel conditions are expected due to snow and ice.
A Winter Weather Advisory means that snow or freezing rain will cause travel difficulties. Use caution while driving and report snow and ice accumulation to the National Weather Service by calling 412-262-1988...posting to the NWS Pittsburgh facebook Page...or using twitter @nwspittsburgh.