(WKBN) – The Pennsylvania Department of Transportation (PennDOT) temporarily reduced the speed limit on Interstate 80 in Mercer and Venango counties on Friday.

Drivers saw speeds reduced to 45 mph from the Ohio state line to the Clarion County line.

PennDOT said the reason for the speed reduction was winter weather.

For more information on PennDOT’s winter preparations, visit their website.