Good morning. Pennsylvania. I'm Aaron Jolly. Folks, if your windshield looked like a science experiment this morning. That's because it was. A warm front is pushing north across Pennsylvania right now, sliding over cold air still hugging the ground. Warm over cold equals a mess. And that's exactly what you've got. In the next 24 hours. Winter Weather Advisories stretch across the northern tier until 7 P.M. Tonight. Bradford. Lackawanna. Luzerne. Susquehanna. Wyoming counties. A light glaze of ice is possible. That's the kind of coating that turns sidewalks into skating rinks. Take it slow if you're driving up there. Now here's where it gets interesting. The state is running three completely different weather days right now. Over in Pittsburgh, you're already in the warm sector. Fifty three degrees this afternoon. Rain picks up around 4 P.M. and  ...