Residents across parts of the Gulf Coast and South are bracing for a rare winter storm expected to drop heavy snow and create treacherous conditions.

Houston was blasted with at least three inches of snow as a historic winter storm moved across the Gulf Coast and through the city. A historic winter storm will drop rare amounts of snow from Texas across the northern Gulf Coast. Many places will see their heaviest snow in decades, and modern day records could fall.

The snow storm could hit over a dozen states through Wednesday, including Texas, Louisiana, Mississippi, Alabama, Florida, Georgia and the Carolinas.