'A Christmas miracle': heavy snow falls in southern Texas for first time in years

Frigid temperatures behind a cold front combined with moisture off the Gulf of Mexico brought snow and sleet to unusual places Snowfall has blanketed parts of the Deep South, including southern Texas, delighting schoolchildren and knocking out power to thousands. Frigid temperatures behind a cold front combined with moisture off the Gulf of Mexico brought snow and sleet to communities on the border with Mexico.