Winter storm hits Philadelphia region Friday

• The worst conditions are expected during the evening commute, he says.

Zoom in: The Philadelphia region could get 4-6 inches of snowfall.

• A winter weather advisory is in effect through Friday evening when temperatures will dip into the mid-teens.

Be smart: The state is urging motorists to avoid unnecessary travel during the storm, per a news release.

• Speed and vehicle restrictions will remain in effect on several highways, including Interstates 676, 76, 95 and the Blue Route.

Meanwhile, the School District of Philadelphia canceled classes for Friday

1 cool thing: Philly hasn't seen at least 6 inches of snow in a single day for 1,129 days, Hoeflich says.