December 17–22, 2012 North American blizzard
The December 17–22, 2012 North American blizzard was a winter storm that affected the Midwestern and Eastern United States. Forming on December 17, the winter storm moved across the midwest, forcing schools to close throughout the region.
Source: Wikipedia — December 17–22, 2012 North American blizzard (CC BY-SA 4.0)