Frost Advisory issued as cool October morning gives way to warm weekend across central Pa.

A Frost Advisory is in effect for parts of central Pennsylvania overnight, with temperatures expected to drop into the 40s and potentially create patchy frost in colder valleys.

However, a rapid warming trend will quickly follow, bringing unseasonably warm temperatures in the 70s and 80s this weekend.

The National Weather Service has issued a Frost Advisory until 9 a.m. Thursday for several counties, including areas in the Laurel Highlands and south central Alleghenies.

Dry weather will continue across the Mid-Atlantic region the next 7 days. Steady to slowly falling stages are expected on rivers and creeks into next week. pic.twitter.com/6NHtDkROEf — NWS MARFC (@NWSMARFC) September 30, 2025

Residents in these regions should protect sensitive plants and vegetation from potential fro