Blue Norther of 1911

A winter storm hits the U.S. northeast this week, instructing shocked millenials the climate always changes. On Nov. 11, 1911 some temperatures dropped more than 70 degrees in hours. A swift cold front brought arctic air into the Great Plains.

Oklahoma City set a record high of 83 degrees, then recorded a record low of 17 degrees before midnight.

Read more at Weather Channel