<Li> North American blizzard of 2005 January 20--23, 2005 </Li> <Li> North American blizzard of 2006 February 11--13, 2006 </Li> <Li> Early winter 2006 North American storm complex Late November 2006 </Li> <Li> Colorado Holiday Blizzards (2006--07) December 20--29, 2006 Colorado </Li>

Where does the last name blizzard come from