15. The Groundhog Day Blizzard
> Duration: Feb. 1, 2011 – Feb. 4, 2011
> Region: Ohio Valley
> Affected area: 241,595 square miles
> Population affected: 41.3 million
> Notable snowfall: 23.5 inches (Racine, WI)
14. The Blizzard of 1993
> Duration: Nov. 21, 1993 – Nov. 29, 1993
> Region: Northern Rockies and Plains
> Affected area: 468,083 square miles
> Population affected: 4.8 million
> Notable snowfall: NA
13. The Post-Thanksgiving Day Storm of 1985
> Duration: Nov. 28, 1985 – Dec. 2, 1985
> Region: Upper Midwest
> Affected area: 251,618 square miles
> Population affected: 23.9 million
> Notable snowfall: 30 inches (Marquette, WI)
12. The Blizzard of 1988
> Duration: Jan. 5, 1988 – Jan. 9, 1988
> Region: South
> Affected area: 369,821 square miles
> Population affected: 22.3 million
> Notable snowfall: 20 inches (Macon County, NC)
11. The Blizzard of 1927, Southeastern United States
> Duration: Feb. 27, 1927 – Mar. 3, 1927
> Region: Southeast
> Affected area: 142,285 square miles
> Population affected: 26.5 million
> Notable snowfall: 30-40 inches (Wilson, NC)