Rain will move in from west to east Sunday morning. By lunchtime Sunday, the leading edge will be in central PA.
Precipitation will overspread the entire state by mid-afternoon, with moderate rain likely statewide. As you can see, a little purple is showing up in the Poconos, as temperatures in the highest elevations will be around freezing.
The eastern third of PA will hang onto rain Monday morning, as a coastal low develops off Long Island. By sunrise, scattered showers will continue in parts.
As the coastal low strengthens, a bit more rain will work back into eastern PA. By lunchtime Monday. rain will likely be falling in most of the eastern half of the state.
Precipitation will finally exit the area by late afternoon Monday. Temperatures will quickly return to just slightly above average for New Year’s Eve Tuesday.
SUN – MON PRECIPITATION AMOUNTS
A general half inch to 1.5″ of rain is expected, with lower amounts possible in southwest PA and higher amounts possible in the Poconos.
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