Knickerbocker Storm
Overview
 
The Knickerbocker Storm was a blizzard
Blizzard
A blizzard is a severe snowstorm characterized by strong winds. By definition, the difference between blizzard and a snowstorm is the strength of the wind. To be a blizzard, a snow storm must have winds in excess of with blowing or drifting snow which reduces visibility to 400 meters or ¼ mile or...

 that occurred on January 27–28, 1922 in the upper South and middle Atlantic United States
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...

. The storm took its name from the resulting collapse of the Knickerbocker Theatre in Washington, D.C.
Washington, D.C.
Washington, D.C., formally the District of Columbia and commonly referred to as Washington, "the District", or simply D.C., is the capital of the United States. On July 16, 1790, the United States Congress approved the creation of a permanent national capital as permitted by the U.S. Constitution....

 shortly after 9 p.m. on January 28 which killed 98 people and injured 133.
An Arctic airmass was in place across the northeast United States
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...

; Washington, D.C. had been below freezing since the afternoon of January 23.
 
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