Preparations are underway as an arctic blast dives into the nation's interior and southern regions and pushes a snowstorm into the Mid-Atlantic and Northeast that will be followed by lethal cold.

Even the Mississippi Coast will take a hit. Biloxi is expected to experience several nights with lows at or below freezing. That may not sound very impressive compared to Oxford's predicted 13 degrees, but down on the Coast, that's chilly, y'all.

It will be the coldest Inauguration Day since former President Ronald Reagan’s second inauguration in 1985, when the noon temperature was 7 degrees.

Temperatures will plummet by up to 40 degrees this weekend as an arctic blast spreads across much of the U.S., including the Deep South.

Farther north, in the mountains of northern New England, snow will fall at higher elevations, with summit accumulations of 2–4 inches likely. The rain will taper off by late evening, but don’t let your guard down. Overnight, temperatures will fall to near freezing in Boston and drop below freezing north of the city.

Several Florida counties could see "show showers" next week as another an Arctic blast combines with moisture to make snow a possibility.

President-elect Donald Trump and Vice President-elect JD Vance release official headshots a few days before inauguration festivities kick off. Donald Trump’s pick to lead the Environmental Protection Agency struggled to answer straightforward questions about science.

Another arctic blast is heading towards Oklahoma, bringing with it bitter cold temperatures and possible snow flurries.