5 Day Weather Forecast
  • Currently

    Cloudy 12°
    RealFeel® 8°
  • Today

    Feb 12

    Mostly cloudy Hi 28°
    RealFeel 28°
    more
  • Tonight

    Feb 12

    A snow shower this evening Lo 13°
    RealFeel -5°
    more
  • Tomorrow

    Feb 13

    Mostly cloudy; windy, colder Hi 17°
    RealFeel -2°
    more
Feb 12, 2016; 7:00 AM ET
Very cold air will invade the Northeast this weekend with some of the lowest temperatures so far this century.
Northeast to be frozen by arctic blast

Mercersburg Weather Report

Harrisburg: Polar vortex to smack region during Valentine's Day weekend

February 12, 2016; 4:02 AM ET

The coldest air of the winter and perhaps during all of last winter will plunge across the Harrisburg, Pennsylvania, area during Valentine's Day weekend. more >

Northeast U.S. & Mercersburg Weather Reports

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