May, 2008 Rainfall sets Records

Several monthly precipitation records were set in May 2008:

Rapid City National Weather Service: 9.71 inches.  This is a new record for the wettest May, breaking the previous record of 9.21 inches in 1962. It is also the most precipitation to fall in any month, surpassing the previous record set in July 1905 when 9.66 inches of precipitation was measured.

Rapid City Regional Airport: 7.24 inches. This was the third wettest May and the third wettest month.

Newell received 9.37 inches of precipitation, breaking the previous May record of 8.60 inches set in 1962 and the most precipitation recorded in any month, which was also May 1962.

Opal/12 SW Maurine received 7.95 inches of precipitation, breaking the previous May record of 7.21 inches set in 1995 and the most precipitation recorded in any month, which was also May 1995.

Ft. Meade/Sturgis received 11.49 inches of precipitation, breaking the previous May record of 11.20 inches set in 1962 and the most precipitation recorded in any month, surpassing the previous record of 11.45 inches in June 1976.

Elm Springs received 8.41 inches of precipitation, breaking the previous May record of 8.18 inches set in 1996 and the most precipitation in any month.

Other locations around western South Dakota and northeastern Wyoming reporting significant precipitation:

Camp Crook: 6.72 inches was the second highest May precipitation total behind 6.93 inches that fell in 1982 and the fourth highest monthly precipitation total for any month.

Pactola Dam:  9.03 inches was third highest May precipitation total behind 10.29 inches that fell in 1962 and 9.51 inches in 1965 and fourth highest monthly precipitation total for any month.

Spearfish: 10.80 inches was the second highest May precipitation total behind 14.11 inches that fell in 1982 and the fourth highest monthly precipitation total for any month.

Gillette: 7.30 inches was the third highest May precipitation total behind 11.08 inches that fell in 1978 and 8.05 inches in 2007 and the sixth highest monthly precipitation total for any month.

Milesville:  7.13 inches was the fourth highest May precipitation total behind 10.30 inches that fell in 1965, 9.87 inches in 1982, and 7.54 inches in 1991 and the sixth highest monthly precipitation total for any month.

Mount Rushmore: 8.13 inches was the fourth highest May precipitation total behind 10.88 inches that fell in 1962, 10.25 inches in 1995, and 8.92 inches in 1965 and the eighth highest monthly precipitation total for any month.

Hot Springs: 6.41 inches was the fourth highest May precipitation total behind 9.65 inches that fell in 1935, 8.06 inches in 1946, and 6.45 inches in 1982 and the eleventh highest monthly precipitation total for any month.

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