Reuters: A major storm system is expected to dump heavy snow across parts of the Midwest on the first weekend of spring, while thunderstorms, large hail and even twisters could lash parts of the deep South, forecasters warned on Friday. The storm system is seen rolling out of the Rockies by early on Saturday, and dropping snow over eastern Colorado and the central and southern Plains later in the day, according to the National Weather Service and AccuWeather.com. "Like many storms during the second half...