The winter storm knocked out power to hundreds of thousands, canceled 14.8K flights and left more than half of all Americans facing sub-zero wind chills.

The impending winter storm is set to begin across the south-central U.S. on Friday.

The National Weather Service issues a litany of notices before and during inclement weather events. They can be important signals on how to respond.

National Weather Service predicts freezing temps might be even colder than expected for this weekend's winter storm, placing Houston under extreme cold watch.

We’re looking at extreme cold, record cold," said Josh Weiss, a meteorologist at NOAA’s Weather Prediction Center.

The extreme cold can be lethal in minutes, and it can cause problems for your vehicle and your home. Sam Kraemer was inside and outside the FOX6 studios, talking about a variety of cold weather topics.

A mix of freezing rain and sleet is forecast across portions of the central and eastern U.S., the National Weather Service said.

Winter Storm Fern is forecast to pummel Greater Cincinnati with 8 to 12 inches of snow from Saturday afternoon through Sunday morning. A winter storm warning has been issued ahead of a weekend storm which brings the threat of up to a foot of snow and ice in parts of Greater Cincinnati and Ohio.