ATLANTA — As about two-thirds of the Nation braces for this weekend's major winter storm, forecasters at The National Oceanic and Atmospheric Administration's Weather Prediction Center are tracking where the worst of the weather could set-up with a tool called the Winter Storm Severity Index.

Winter weather will start further west Friday, but when will the freezing rain start in Georgia? Here is the forecast for the weekend.

A major winter storm was forecast to spread heavy snow, sleet and dangerous ice to tens of millions of Americans across two dozen states.

Petersburg-area residents are bracing for a mix of snow, sleet and freezing rain. Here's how to stay up to date with The Progress-Index.

As a winter storm approaches Upstate South Carolina and other regions, here's what to know about deciphering forecaster terms.

Frigid conditions accompany the storm and stick around for a while after.

From thunder ice to Arctic blast, here’s a glossary for all the non-meteorologists and hype wary.

A winter storm set to hit wide swaths of the U.S. over the weekend is causing airlines to cancel hundreds of flights and issue travel waivers.

People across a large section of the central and eastern United States are facing predictions of heavy snow and ice starting Friday.