Lake Ontario LES event NAM fcst soundings 9AM-6PM Mon. Worked many of these in my career, steep lapse rate, max omega is coincident with DGZ, high SLR = 3+"/hr, do the math, 30+" of fluffy #snow in 10 hrs. @PivotalWeather #winter #storm #nywx pic.twitter.com/lmLjQc3Im4

— Tom Niziol (@TomNiziol) January 9, 2022