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

Heavy snow is projected for portions of northern central and northeast Texas, the NWS says. Major cities including Dallas and Fort Worth are under this watch. Other portions of the United States were ...

Large portions of Texas were under winter storm warnings or winter weather advisories issued by the National Weather Service ...

Any snow and ice that melts Friday is likely to refreeze overnight, and black ice could be a danger, according to the NWS.

Road conditions may become more dangerous than anticipated, especially in cases of black ice. Here's a look at road ...