April 10, 2013 - A powerful snowstorm produced over two feet of snow over parts of western South Dakota on April 8-10, 2013.  In addition to several daily records, the Rapid City Regional Airport recorded it all-time record daily snowfall with 20.0 inches on April 9, surpassing the previous record of 18.0 inches that fell on April 22, 2001.  Downtown Rapid City measured 15.0 inches of snow on April 9, which set a daily record and places third for greatest April daily snowfall and fifth for all-time greatest snowfall behind 20.0 inches recorded on April 18, 1970.

The storm also produced the greatest multi-day storm total snowfall at the Rapid City Regional airport with 28.2 inches and ranks second for downtown Rapid City.  Highest storm total snowfall for both locations are:

Rapid City Regional Airport
1)  28.2"  -  April 8-10, 2013
2)  18.0"  -  April 22, 2001
3)  17.7"  -  April 17-18, 1970
4)  17.3"  -  March 28-30, 1977
5)  16.3"  -  January 27, 1944
6)  15.9"  -  November 8-10, 1985
7)  15.0"  -  March 2-4, 1985
8)  14.9"  -  March 13-14, 1973
9)  14.8"  -  April 25-27, 1984 and March 11-13, 1954

Downtown Rapid City
 1)  32.1"  -  April 12-15, 1927
 2)  22.4"  -  April 8-10, 2013
 3)  22.2"  -  April 17-19, 1970
 4)  20.6"  -  April 17-19, 1920
 5)  20.4"  -  April 21-22, 2001
 6)  18.3"  -  March 31-April 1, 1927
 7)  17.2"  -  March 19-21, 2006
 8)  16.7"  -  April 18-20, 1959
 9)  16.0"  -  March 16, 1963
10) 15.8"  -  February 6-8, 2001 


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