Frost advisory affecting Southwest Pa. Monday — temperatures as low as 33
The National Weather Service issued a frost advisory Sunday night for parts of Southwest Pennsylvania, warning of near-freezing overnight temperatures and frost formation.
The National Weather Service issued a frost advisory at 7:33 p.m. on Sunday valid for Monday between midnight and 8 a.m. for Higher Elevations of Indiana as well as Lawrence, Butler, Armstrong and Indiana counties.
The weather service informs, "Temperatures as low as 33 degrees will result in frost formation."