Array
— Extreme cold, powerful wind and blowing snow are wreaking havoc on holiday travelers.
The National Weather Service’s Weather Prediction Center calls it a “historic winter storm.” If you’re in the U.S., there’s a good chance winter weather of some sort is in your forecast. The weather service says its map “depicts one of the greatest extents of winter weather warnings and advisories ever.”
By the numbers:
— 181 million people are under wind chill warnings or advisories.
— More than 11 million people are under blizzard warnings.
— 58 million people face winter storm warnings.
— And more than 500,000 people are under ice storm warnings.
KEY DEVELOPMENTS
— Huge storm could intensify into a “ bomb cyclone ”
— As temperatures plummet, migrants wait along the U.S.-Mexico border for a possible change to asylum rules
— Air Force tops Baylor in frigid Armed Forces Bowl
OTHER DEVELOPMENTS
NEW YORK — What is a “bomb cyclone” anyway?
The name comes from the meteorological term bombogenesis, which occurs when a fast-developing storm rapidly intensifies, causing atmospheric pressure to quickly drop in a 24-hour period. Bombogenesis creates a bomb cyclone.
