The pattern was on a warm repeat cycle from August through November and now appears to be on a cold one, albeit shorter duration with arctic wave then snowstorm followed by another arctic wave followed by another snowstorm and then the coldest air mass of the 3 sweeps in Sunday!
Before we look at the snow and following cold, this morning was not just the coldest for the Northeast this season but coldest for December in many a year!
Boston dipped to 4F this morning which made for the coldest December reading since 1989.
Mount Washington, NH by far took the cold prize this morning. Air temp of -36F made for the summit’s coldest December reading since 1993 according to Jesse Ferrell but factoring hurricane-force winds of between 75-90 mph, wind chill readings measured the -80s.
The summit turned out to be the planet’s 2nd coldest place this morning.
Washington’s Dulles Airport hit a record 9F, breaking a 1989 record.
Here comes the next snow system tonight through tomorrow.
Latest GFS
View from Rockford, IL this afternoon.
Then it’s all about the frigid blast which will likely produce the coldest December readings in years!
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