Chicago Tribune (January 30)
2019/ 02/ 01 by jd in Global News
“This is at least the third polar vortex intrusion Chicago has endured in the past five years, as the cold air mass engulfed the area in January 2014 and February 2015. As temperatures in the Arctic continue to rise, polar vortex intrusions could become more common in the Midwest and the Northeast.”
Tags: 2014, 2015, 2018, Arctic, Chicago, Cold, Endure, Midwest, Northeast, Polar vortex, Temperatures
