Precipitation was expected to turn into snow throughout a region extending from northern Louisiana to western North Carolina.
Tremendously cold air in the central portion of the country was expected to keep temperatures very low. Wind chills as low as minus 45 degrees were possible in the Northern Plains in the Upper Midwest. Daytime high temperatures in the region were likely to hover near zero.
Lake-effect snow was expected to continue in the Great Lakes Region.
In the West, high elevation snow was anticipated from the Cascades through Montana.
Temperatures in the Lower 48 states Friday ranged from a low of minus 33 degrees at Gunnison, Colo., to a high of 85 degrees at Miami, Fla.