An arctic air mass will channel temperatures 20-30 degrees below already historically cold January averages. The South braced for a rare winter storm.

More than 170 million people across the United States, from the Mexican border to the Canadian border are under cold weather alerts ahead of a crippling winter storm expected to sweep through the south from Texas to Georgia,

During our blast of Arctic air, we should expect high temperatures to fall about 10 to 15 degrees below average. When you factor in the bitter wind chills, it will be feeling more like 20+ degrees below average from time to time.

A Yellow Alert remains up through Wednesday for bitterly cold air and dangerous wind chills at times. Much of the Rochester region picked up accumulating snow from Lake Ontario Sunday night into Monday morning,

Cold Arctic air has settled over the Northern Rockies. Partly to mostly cloudy skies will be common this afternoon, but clearing this evening and overnight will