From the US National Weather Service
The top graph depicts where our confidence is on icy conditions tomorrow. Note, areas near Pittsburgh could still experience ice if temperature stay below freezing through the late morning.
The safest time to travel around I-80 would be during the morning.
A Winter Weather Advisory was issued for the potential of freezing rain tomorrow. Icy conditions could create hazardous travel, keep alert if you are venturing along the ridges or north of Pittsburgh.
The Advisory may need to be expanded to other countie if colder temperatures lingering early tomorrow morning.
