Thundersnow! Thundersnow! Hoooo…

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Many of you thought it was an explosion this morning in western PA, but it was actually thundersnow. Enough dynamic lifting (i.e. front) and elevated convection can cause this. Is it rare? Yes, it is not a a common thing, but it does happen more than you think. Is it because of global warming? No. Anyways, here is your forecast.

Current (~7am) Temperatures:

  • Erie, PA:  24
  • Franklin, PA:  27
  • New Castle, PA: 27
  • Butler, PA:  30
  • Pittsburgh (KAGC): 36
  • Uniontown, PA: 37
  • State College, PA: 27
  • Frederick, MD:  25
  • BWI Airport, MD:  29
  • DC (KDCA):  31


Western PA:

Main threat: Untreated roads, blowing snow


  • Today: Risk of snow continues. Should lighten up in intensity during the day. Windy. Highs: 30s Overnight Lows:20s/30s
  • Wednesday: Chance of rain and snow (slop).  Highs: 30s/40s Overnight Lows: 20s/30s
  • Thursday: Chance of rain. Warmer. Highs: 40s/50s  Overnight Lows: 30s/low 40s

DC Region:

Main threat: Untreated roads

  • Today: Gradual clearing. Breezy  Highs:  Upper 40s/Low 50s Overnight Lows: 30s
  • Wednesday: Risk of rain.  Highs: 50s Overnight Lows: 30s
  • Thursday: Clouds increase during the day.  Highs: 50s Overnight Lows: 40s

Good News: Temperatures stay above normal through the week

Bad News: Cold returns next week.