Satellite image shows polar vortex in US

Images by the National Oceanic and Atmospheric Administration show the polar vortex moving towards the east of the US today.

A satellite view of the East Coast from the National Oceanic and Atmospheric Administration. Credit: Reuters/NOAA-GOES

Watch: Cup of boiling water shows how cold it is in Minnesota

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US temperatures set to plummet to record lows

Parts of America and Canada are experiencing near record-breaking low temperatures from a severe winter storm that has claimed at least 16 lives.