PRIEST RAPIDS DAM, WA

Total of Snowfall (Inches)

(456747)

File last updated on March 28, 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
1956-57-----z-----z-----z-----z-----z0.00e4.00a0.20 0.50 0.00 0.00 0.00 4.70e
1957-580.00 0.00 0.00 0.00 0.00 0.00 0.00v0.00 -----z0.00 0.00 0.00 0.00b
1958-590.00 0.00 0.00 0.00 0.00 0.00e-----z8.50 0.00 0.00 0.00 0.00 8.50a
1959-600.00 0.00 0.00 0.00 1.50 0.40 3.60d-----z1.00 0.00 0.00 0.00 6.50a
1960-610.00 0.00 0.00 0.00 0.00 0.00b0.00b0.00 0.50 0.00 0.00 0.00 0.50
1961-620.00 0.00 0.00 0.00 0.00 7.80 2.50 2.00 0.50 0.00 0.00 0.00 12.80
1962-630.00 0.00 0.00 0.00 0.00 0.00 4.50 5.50 0.00 0.00 0.00 0.00 10.00
1963-640.00 0.00 0.00 0.00 0.00 1.00 2.20 0.00 0.00 0.00 0.00 0.00 3.20
1964-650.00 0.00 0.00 0.00 0.00 20.20 6.00 -----z-----z-----z-----z-----z26.20e
1965-66-----z0.00 -----z0.00 -----z12.00 4.00 -----z-----z-----z-----z-----z16.00h
1966-67-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1967-68-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1968-69-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
1969-70-----z-----z-----z-----z-----z-----z-----z0.00 0.00 0.00 0.00 0.00 0.00g
1970-71-----z-----z0.00 0.00 -----z5.90 0.00 -----z-----z0.00 0.00 0.00 5.90e
1971-720.00 0.00 0.00 0.00 0.00 4.90b2.00 0.00 0.00 0.00 0.00 0.00 6.90
1972-730.00 0.00 0.00 0.00 0.00 -----z-----z2.00 0.00 0.00 0.00 0.00 2.00b
1973-740.00 0.00 0.00 0.00 3.50 0.00b-----z0.00 0.00 0.00 0.00 0.00 3.50a
1974-750.00 0.00 0.00 0.00 0.00 0.00 4.80 6.90 0.00 0.00 0.00 0.00 11.70
1975-760.00 0.00 0.00 0.00 1.50 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1.50
1976-770.00 0.00 0.00 0.00 0.00 0.00 1.00 0.00 0.00 0.00 0.00 0.00 1.00
1977-780.00 0.00 0.00 0.00 2.50 3.00 -----z1.00 0.00 0.00 0.00 0.00 6.50a
1978-790.00 0.00 0.00 0.00 -----z0.00 6.80 0.00 0.00 0.00 0.00 0.00 6.80a
1979-800.00 0.00 0.00 0.00 0.00b4.00 9.70 -----z0.00 0.00 0.00 0.00 13.70a
1980-810.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
1981-820.00 0.00 0.00 0.00 0.00 -----z-----z0.00 0.00 0.00 0.00 0.00 0.00b
1982-830.00 0.00 0.00 0.00 0.00 -----z0.00 0.20 0.00 0.00 0.00 0.00 0.20a
1983-840.00 0.00 0.00 0.00 0.00 0.00i1.50 0.00 0.00 0.00 0.00 0.00 1.50a
1984-850.00 0.00 0.00 0.00 0.00 -----z-----z5.50 0.00 0.00 0.00 0.00 5.50b
1985-860.00 0.00 0.00 0.00 10.50b0.00c3.50 -----z0.00 0.00 0.00a0.00 14.00a
1986-870.00 0.00 0.00 0.00 0.00 -----z5.00a0.00 0.00 0.00 0.00 0.00 5.00a
1987-880.00 0.00 -----z0.00 -----z5.50 13.10 0.00 0.00 0.00 0.00 0.00 18.60b
1988-890.00 0.00 0.00 0.00 0.00b-----z0.00 0.00e1.00 0.00 0.00 0.00 1.00a
1989-900.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00c0.00 0.00 0.00 0.00 0.00
1990-910.00 0.00 0.00 -----z0.00 -----z2.50 0.00 0.00 0.00 0.00 0.00 2.50b
1991-920.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
1992-930.00 0.00 0.00 0.00 0.00 0.00y8.00 0.00c0.00b0.00 0.00 0.00 8.00a
1993-940.00 0.00 0.00 0.00 0.00a0.00b0.00 0.20c0.00 0.00 0.00 0.00 0.20
1994-950.00 0.00 0.00 0.00 0.00 0.20 2.00 0.00 0.00 0.00 0.00 0.00 2.20
1995-960.00 0.00 0.00 0.00 0.00 0.00b0.50f0.00b0.00a0.00 0.00 0.00 0.00a
1996-970.00 0.00 0.00 0.00 0.00a0.00d0.20 0.00 -----z0.00 -----z-----z0.20c
1997-98-----z-----z-----z-----z-----z0.00 10.00 0.00 0.00 0.00 0.00 0.00 10.00e
1998-990.00 0.00 0.00 -----z0.00 2.10a0.00 0.00 0.00 0.00 0.00 0.00 2.10a
1999-000.00 0.00 0.00 0.00 0.00 0.00 0.80 0.00 0.00 0.00 0.00 0.00 0.80
2000-010.00 0.00 0.00 -----z0.20 2.00a0.20 0.00 0.00 0.00 0.00 0.00 2.40a
2001-020.00 0.00 0.00 0.00 0.00 0.00a0.00 0.00 0.00 0.00 0.00 0.00 0.00
2002-030.00 0.00 0.00 0.00 0.00 0.00p0.00 0.00 0.00 0.00r0.00 0.00o0.00c
2003-040.00k0.00 0.00 0.00h0.00 0.00 0.00t0.00 0.00 0.00l0.00 0.00 0.00d
2004-050.00 0.00 0.00 0.00 0.00 0.00 0.00b0.00 0.00 0.00d0.00 0.00 0.00
2005-060.00 0.00y0.00w0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00b
2006-070.00 0.00 0.00 0.00 3.00 0.80 0.00b0.00a0.00 0.00 0.00 0.00 3.80
2007-080.00 0.00 0.00 0.00 1.00 0.00q6.50 0.00a0.00 0.00 0.00 0.00 7.50a
2008-090.00 0.00 0.00 0.00i0.00 2.00c2.00a0.00 0.00 0.00 0.00 0.00 4.00a
2009-100.00 0.00 0.00 0.00 0.00 4.00a0.00 0.00 0.00 0.50 0.00 0.00 4.50
2010-110.00 0.00 0.00 0.00 4.50a3.00 -----z0.00v-----z0.00v0.00w-----z7.50f
2011-120.00x-----z0.00y0.00w-----z0.00w7.00w2.00y0.00t-----z-----z0.00x0.00l
2012-13-----z-----z-----z-----z0.00x-----z0.00x0.00w0.00y0.00v-----z-----z0.00l
2013-140.00 -----z0.00y0.00 0.00 0.00g0.00 7.50 -----z0.00y0.00w0.00w7.50g
2014-150.00 -----z0.00 0.00 -----z-----z-----z0.00v0.00y-----z-----z-----z0.00i
2015-16-----z0.00x0.00w0.00 0.00x3.10y1.30u0.00s0.00x0.00 0.00 0.00 0.00h
2016-170.00r0.00l0.00l0.00s0.00v3.20k9.50o3.00q0.00v0.00t0.00u0.00r0.00l
2017-180.00t0.00r0.00s0.00v0.00y1.00m0.00o0.00r0.00p0.00r0.00k0.00i0.00l
2018-190.00h0.00n0.00 0.00c0.00c0.00d0.00h3.30g2.60h0.00e0.00h0.00c0.00f
2019-200.00f0.00d0.00l0.00h0.00d1.40f0.50f0.00g0.00 0.00a0.00a0.00a0.00f
2020-210.00d0.00b0.00b0.00a0.00b0.10d0.00h0.00e0.00h0.00e0.00i0.00 0.10c
2021-220.00d0.00b0.00 0.00 0.00w-----z-----z-----z-----z-----z-----z-----z0.00h
2022-230.00 0.00 0.00 0.00r0.00b15.10 0.00 0.50 0.20e0.00 0.00 0.00 15.80a
2023-240.00 0.00 0.00 0.00 0.00a1.00a0.50c0.00 0.00e-----z-----z-----z1.50c
Period of Record Statistics
MEAN0.00 0.00 0.00 0.00 0.55 2.16 2.43 0.82 0.08 0.01 0.00 0.00 3.28
S.D.0.00 0.00 0.00 0.00 1.72 4.29 3.25 2.11 0.23 0.07 0.00 0.00 4.26
SKEW0.00 0.00 0.00 0.00 4.32 2.70 1.48 2.62 3.16 7.00 0.00 0.00 1.21
MAX0.00 0.00 0.00 0.00 10.50 20.20 13.10 8.50 1.00 0.50 0.00 0.00 12.80
MIN0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
YRS52 52 52 51 51 44 44 49 49 52 51 52 18