Wel despit learning something about dew points, 850's, 528 dam, continental air mass modification and warm sectors (and many thanks to all for your answers) I have a new theory about snow - Spend 2+ back-breaking hours cleaning the drive of 6-7 inches of snow and there will surely be snow. And there has been - nearly another 1 cm of fluffy snow with more on the way by the looks of Rain Today! :lol: