That’s because DCA is a joke of a recording site. I’m like a mile from there and local PWS in our neighborhood have gotten below freezing 6 times in two weeks.
Yes, its an OP but what a gnarly west based -NAO its spitting out in the MR. Yes, I’m sure many will freak out at the surface depiction of another cutter but I’ll take my chances with a -NAO like this as we approach prime climo.