It will start as snow, the atmosphere is plenty cold enough. But as we go through the morning hours, the warmer air will come in from the south, it will change the snow, the darker the blue, the heavier the snow. You can see that out here at 7 00 a. M. In the Lehigh Valley, in the meantime its raining, perhaps heavier rain farther south, you see the yellow areas from philadelphia to dover, cape may, by 9 30, its raining hard and its changed over from snow in allentown, over to ice. And that may be the Biggest Issue with this storm by the time its over. And thats why meteorologist Sheena Parveen is going to break that down hour by hour and place by place. And just minutes ago, penn dot gave an update on its crews brining the roads for the last in hours, salt truck also head out to try to keep the snow melting, and if it starts to pile up, plows are at the ready. The philadelphia Streets Department was loading up trucks in northeastern philadelphia. Officials tell us they hope to get roa