January 31 – February 2, 2011 North American blizzard fell as freezing rain in the Philadelphia suburbs, a mixture of sleet and freezing rain in Berks County and the Lehigh Valley and mainly a snow and sleet mixture in the Poconos. Overnight colder air moved in aloft in over the Poconos and precipitation changed back to all snow for a few hours. Toward sunrise on the 2nd, this process started to reverse at both the surface and aloft. Warmer air was moving north again and the freezing rain changed to plain rain across the Philadelphia suburbs and Berks County around 8 a.m. EST and the Lehigh Valley around 9
Snow dance in a row. All of these superstitions are to help influence the temperature to drop and for snow to fall. The Snow Dance, which is meant to summon snow, contrasts the Native American tradition of ushering in rain through what is called the rain dance. Although the Snow Dance is typically performed to invite a type of weather appreciated mainly for its beauty and the fun to be had in it, the success and failure of the rain dance is a matter of survival. Due to prolonged periods of drought in the southwestern United States, the tradition formed as an