WESTPORT 2 NW, SD

Total of Snowfall (Inches)

(399138)

File last updated on April 23, 2024
a = 1 day missing, b = 2 days missing, c = 3 days, ..etc..,
z = 26 or more days missing, A = Accumulations present
Long-term means based on columns; thus, the monthly row may not
sum (or average) to the long-term annual value.
MAXIMUM ALLOWABLE NUMBER OF MISSING DAYS : 5
Individual Months not used for annual or monthly statistics if more than 5 days are missing.
Individual Years not used for annual statistics if any month in that year has more than 5 days missing.

YEAR(S)JULAUGSEPOCTNOVDECJANFEBMARAPRMAYJUNANN
1989-90-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00 0.00 0.00j
1990-910.00 0.00 0.00 2.50a0.00 9.00 1.00 12.50 6.00 3.50 0.00 0.00 34.50
1991-920.00 0.00 0.00 0.00 0.00b0.00 9.10 2.50 1.50 2.00a0.00 0.00 15.10
1992-930.00 0.00 0.00 1.30 6.80 4.00a13.00 5.60x0.00b5.00 0.00 0.00 30.10a
1993-940.00 0.00 0.00 0.00 36.30 10.60 16.50y8.30a3.50a4.10 0.00 0.00 62.80a
1994-950.00 0.00 0.00 0.00 9.30 3.80a-----z10.40u28.30a15.00a0.00 0.00 56.40b
1995-960.00 0.00 0.00a0.00 0.40b0.00d19.80 11.80 5.30 0.00b0.00 0.00 37.30
1996-970.00 0.00 0.00 0.00 12.50b-----z-----z-----z-----z-----z-----z-----z12.50g
1997-98-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1998-99-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1999-00-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
2000-01-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
2001-02-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
2002-03-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
2003-04-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
2004-05-----z-----z-----z-----z-----z-----z-----z5.00 0.00d0.00 0.00 0.00 5.00g
2005-060.00 0.00 0.00 0.00 3.00 10.00a1.00 3.00 7.00 0.00 0.00 0.00 24.00
2006-070.00 0.00 0.00 0.00 0.00 7.30 1.10 13.60 0.00b12.00 0.00 0.00 34.00
2007-080.00 0.00 0.00 0.00 0.00 10.00 0.00 3.00a11.00 9.00 0.00 0.00 33.00
2008-090.00 0.00 0.00 0.00 4.00 19.00 12.00 1.00a14.00 4.00 0.00 0.00 54.00
2009-100.00 0.00 0.00 1.00 0.00 14.00 9.00 14.00 0.00 0.00 0.00 0.00 38.00
2010-110.00 0.00 0.00 0.00 3.00 18.00 15.00 21.00w14.00x5.00y-----z-----z36.00e
2011-12-----z-----z-----z-----z-----z0.00 4.00 8.00 0.00 0.00 0.00 0.00 12.00e
2012-130.00 0.00 0.00 0.00 1.00 12.00a8.00 17.00 4.00 21.00 0.00 0.00a63.00
2013-140.00 0.00 0.00 3.00 0.00 11.00 8.00 1.00a3.00 4.00 0.00 0.00 30.00
2014-150.00 0.00 0.00 0.00 9.00 1.00 6.50 6.00 2.00 0.00 0.00 0.00 24.50
2015-160.00 0.00 0.00 0.00 0.00 13.00 3.00 10.00 2.00 1.00 0.00 0.00 29.00
2016-170.00 0.00 0.00 0.00 7.00 10.30 12.00 1.00 13.00 3.00 0.00 0.00 46.30
2017-180.00 0.00 0.00 0.00a2.00 6.00 1.00 15.00 13.50b10.50a0.00 0.00 48.00
2018-190.00 0.00 0.00 6.00 4.50a12.30 13.50b24.00 17.50 13.50 0.00 0.00 91.30
2019-200.00 0.00 0.00 6.00 6.00a27.00 6.00 0.00 0.00 3.00 0.00 0.00 48.00
2020-210.00 0.00 0.00 15.00 1.00 4.00 0.00a0.50 6.50 3.50 0.00 0.00 30.50
2021-220.00 0.00 0.00 0.00 0.00 14.00 8.00a6.50 5.70 0.00 0.00 0.00 34.20
2022-230.00 0.00 0.00 0.00 4.00d21.50 6.00 10.20 22.80 22.00 0.00 0.00 86.50
2023-240.00 0.00 0.00 2.00 0.00 7.60 1.30 0.80 7.60 3.20g-----z-----z19.30c
Period of Record Statistics
MEAN0.00 0.00 0.00 1.47 4.39 9.82 6.88 7.60 6.97 5.67 0.00 0.00 42.17
S.D.0.00 0.00 0.00 3.32 7.55 6.89 5.51 6.42 7.57 6.65 0.00 0.00 19.98
SKEW0.00 0.00 0.00 3.03 3.20 0.52 0.50 0.71 1.29 1.23 0.00 0.00 1.27
MAX0.00 0.00 0.00 15.00 36.30 27.00 19.80 24.00 28.30 22.00 0.00 0.00 91.30
MIN0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15.10
YRS25 25 25 25 25 25 23 23 25 24 25 25 19