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.

There’s a chance of snow this weekend before temperatures are expected to drop to the single digits next week due to a blast of arctic air.

A polar vortex is currently hitting the United States, with schools closed in many areas and at least four deaths caused by treacherous conditions.

Sunday is scheduled to drop as much as 2 to 4 inches of snow on the Baltimore area — right before temperatures plummet into the single digits Monday night.

Much of the U.S. is being blasted by ice, snow and wind, as the polar vortex that dipped south over the weekend is maintaining its frigid grip.

The polar vortex has plunged much of the US into freezing conditions, causing widespread chaos. Heavy snow, ice, and wind led to road closures, power outages, and flight cancellations. At least five lives were lost,

A huge swath of the U.S. was blasted with ice, snow and wind on Monday as the polar vortex that dipped south over the weekend kept much of the country east of the Rockies in its frigid grip, making many roads treacherous,

On Monday, the wintry weather had made many roads treacherous, forced school closures and caused widespread power outages.

Officials canceled the parade because of the freezing temperatures expected to blast the Baltimore area in the days ahead.

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 new blast of Arctic air sweeping from north to south will bring bone-chilling temperatures to millions of Americans this weekend and next week.

A major cold blast is in store for millions of Americans as a lobe of a polar vortex will bring brutally cold temperatures to nearly every American east of the Rockies.