A polar vortex is slated to sweep most of the continental US bringing winter storm warnings and a hazardous freeze to millions.
However, a deep freeze, thanks to the polar vortex dipping down from Siberia, is about to bring even harsher arctic blast to nearly 300 million Americans starting this weekend. Maps show where and when the cold front will arrive.
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.
According to the National Weather Service, a polar vortex will impact most of the country this weekend, here is what you need to know.
FOX59 Meteorologist Ethan Rosuck provided an update on the dangerous cold Indianapolis could see at the start of the work week.
A brutal polar vortex is set to bury the Big Apple in snow Sunday and then deliver deadly single-digit temperatures that will feel like 15 degrees below zero.
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.
The polar vortex is expected to reach the Utah-Idaho border sometime in the late afternoon and evening Friday as it continues to move south. As it moves through parts of the state, it will produce small snow showers, bringing more snow to the region before drier conditions return.
Snow and winds are likely to trigger flight cancellations and cause headaches for people traveling to DC for Inauguration Day.
These severe cold events occur when the polar jet stream – the familiar jet stream of winter that runs along the boundary between Arctic and more temperate air – dips deeply southward, bringing the cold Arctic air to regions that don’t often experience it.
The 10 Weather Impact team issued Alert Days for next week because of the polar vortex being responsible for the cold temperatures.
NEWS has issued Weather Impact Days for Friday through Tuesday due to subzero temperatures, wind chill and snow.