Penndot, State Police and Saint Marys Police are urging drivers to avoid unnecessary travel during winter storms.
Their message comes as this week marks Winter Driving Awareness Week.
Penndot demonstrated tips for sharing the road with snowplows.
Troopers talked about the legal consequences for violating the headlight wiper law and the law pertaining to the removal of snow and ice from vehicles.
Troopers also remind drivers to carry an emergency kit in the winter in case they become stranded.