Several states in the Southern U.S. will be bracing for snowfall later this week, with forecasters predicting a high probability of snowfall in states including Texas, Oklahoma and Arkansas.

A polar vortex has triggered freeze warnings across Texas, leading to dangerous conditions for people and infrastructure.

Chances were lower in southwestern Colorado and northwest/west Texas, the map showed ... forecast for snow included Kansas, Missouri, Arkansas and Oklahoma, as well as parts of Tennessee, Mississippi ...