Cold air allows precipitation to freeze instead of melt, helping snow form, stick and accumulate as winter storms move through the region.

When big winter storms move in, they can bring nasty weather that shows up as different things in different places — maybe it’s snow, or sleet, or freezing rain

Saturday: High pressure overhead means broken clouds to sunny skies. However, it is dangerously cold. Morning lows are below zero and windchill values are WELL below zero (between -20 to -40). Highs only reach the single digits both above and below zero and wind chill values remain below zero in the teens and 20s throughout

NASA satellite imagery shows the storm’s extensive cloud cover and development in near real time.

Several inches of snow, high winds, and extreme cold will happen.

Another significant winter storm is expected to bring several inches of snow to South Carolina, including the Upstate, this weekend. The latest.

A winter storm warning goes into effect tonight for Pennsylvania.

A major winter storm is set to impact Ithaca from Saturday through Monday, bringing bitter cold, heavy snowfall and hazardous travel conditions, with totals that could mark the city’s largest two-day snowfall since February 2021.

Texas is no stranger to a good thunderstorm. But lightning and thunderclaps mixed with sleet? That's a rarity.