Pa. Wilds under freeze warning Friday — temps may dip to 30°F
National Weather Service warns of sub-freezing temperatures midnight–8 a.m. Friday; frost possible through the weekend.
The National Weather Service issued a freeze warning at 12:57 p.m. on Thursday valid for Friday between midnight and 8 a.m. for McKean, Potter and Elk counties.
"Sub-freezing temperatures as low as 30 degrees expected," explains the weather service. "Frost and freeze conditions will be possible each night through the weekend as temperatures will remain much below normal."