NASA Satellite Sees Polar Vortex on the Move

NASA's Atmospheric Infrared Sounder (AIRS) aboard the space agency's Aqua satellite captured the movement of the Arctic air mass known as the polar vortex. It is seen moving from Central Canada into the U.S. Midwest from Jan. 21-29, 2019. - Polar Vortex Casts Its Chill: https://www.space.com/43196-polar-vortex-freezing-air-satellite-view-2019.html

Credit: NASA/JPL-Caltech AIRS Project