A powerful winter storm continues to traverse the country from west to east, knocking out power, snarling travel and bringing the nation's capital to a virtual standstill. Threat level: The Arctic air moving in behind the storm is sending temperatures plunging in Texas,

The severe weather, spanning from the Midwest to Washington DC, is a "potential disaster", says one forecaster.

It was another picture perfect day in the Valley on Sunday, but much of the rest of the country is getting slammed by winter weather. Here's the latest from the areas getting rain, snow and high winds.

A winter storm watch is in effect through Monday, but what does that actually mean? What about a winter storm warning?

On Saturday at 3:02 a.m. an updated winter storm watch was issued by the NWS Blacksburg VA valid from Sunday 7 a.m. until Monday 7 p.m.