Donald Trump will be sworn in as the 47th President inside the Capital Rotunda as bitter cold is forecast to grip the nation’s capital on Monday.

A polar vortex dipping down from Siberia will bring a cold front with frigid temperatures to nearly 300 million Americans. See maps of the arctic blast.

A blast of Arctic air is set to cover much of the United States with temperatures below freezing starting on Friday and into next week, impacting millions of Americans in nearly all of the contiguous states.

Snow and winds are likely to trigger flight cancellations and cause headaches for people traveling to DC for Inauguration Day.

Americans were bracing Thursday for frigid temperatures that forecasters said could produce life-threatening conditions, with Donald Trump's inauguration expected to be the coldest in 40 years.

NEW ORLEANS — The vast majority of Americans are about to get an extended taste of frigid Siberian weather. Another polar vortex disruption will stretch Arctic air across the top of the globe and make Donald Trump's second inauguration the coldest in 40 years, meteorologists said.

Carrie Underwood is a solid B-minus singer who will perform “America the Beautiful” at Trump’s inauguration, writes Vinay Menon. At least she’s an improvement on 3 Doors Down, Jackie Evancho and Big & Rich at the last one.

President-elect Donald Trump will take the oath of office indoors due to the freezing temperatures expected during his inaugural ceremonies.

The bitter weather is expected to bring nighttime lows as cold as minus 31 deg C over the weekend. Read more at straitstimes.com.

The last president to be sworn-in indoors was Ronald Reagan in 1985, when cold weather also plagued the US Capitol.

Another blast of winter weather is expected in parts of the U.S. in the coming days, including bone-chilling wind in the Northern Plains and unusual snow and ice in the Gulf Coast area.