BTV AFD mentions record low 925mb temp on the GYX sounding.
“.NEAR TERM /THROUGH MONDAY/... As of 941 AM EDT Sunday...A rather chilly night last night acrs northern NY, where skies were clear and winds decoupled, allowing SLK to drop to 27F, one degree away from tying the record low for the date. In addition, have noted some snow in the obs atop Mt Washington this morning, and a record low 925mb temp of 1C observed on the Gray, ME sounding for the date, while we make the turn in less than 3 weeks.“