Ice was already forming on some Houston freeways as the Texas winter storm has arrived in Houston on Sunday morning.

All 254 Texas counties woke up under some form of weather alert as a massive winter storm began its trek across the eastern half of the country, dragging its reach deep into the Lone Star State.

The warning is for Wise, Denton, Collin, Parker, Tarrant, Dallas, Hood, Johnson, Montague, Cooke, Grayson, Fannin, Lamar, Young, Jack, Hunt, Delta, Hopkins, Stephens, Palo Pinto, Rockwall, Kaufman, Ra...