Arctic Air Outbreak In The U.S. - Frigid Cloud Top Temperatures Get Measured
Friday, February 13, 2015 - 18:20
in Astronomy & Space
Some of the coldest air of the 2014-2015 winter season is settling over the eastern two-thirds of the U.S., an Arctic air mass that brought wind chills from below zero to the single numbers from the Midwest to the Mid-Atlantic. It is certainly cold on the surface, but infrared NASA satellite imagery revealed even colder temperatures in cloud tops associated with the air mass. read more