SANDY LAKE DAM LIBBY, MN

Total of Snowfall (Inches)

(217460)

File last updated on April 24, 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
1892-93-----z-----z-----z-----z-----z-----z29.10u31.10v15.40y21.20s0.00 -----z0.00k
1893-94-----z-----z-----z-----z7.30 17.80 -----z2.40 15.70x3.10 -----z-----z30.60h
1894-95-----z-----z-----z0.00 7.70x2.80 6.20x8.80 0.50 -----z-----z-----z12.10h
1895-96-----z-----z-----z1.10 0.00 2.30r10.80 4.30 18.60y6.00 -----z-----z22.20g
1896-97-----z-----z-----z8.00 23.50 7.80 22.70 31.60n8.00x-----z-----z-----z62.00h
1897-98-----z-----z-----z0.00e3.00b6.30 2.00 4.80 7.10 -----z-----z-----z23.20f
1898-99-----z-----z-----z0.40 12.00b4.60 5.50 6.30 9.10 -----z-----z-----z37.90f
1899-00-----z-----z0.30 0.00 0.00 3.50 9.10 4.40 -----z1.00 -----z-----z18.30e
1900-01-----z-----z0.00 -----z5.80 6.70 2.80 4.60 19.30 2.00 0.00 -----z41.20d
1901-02-----z-----z-----z-----z6.50 5.80 5.90 2.30y3.00 0.10 2.50 -----z23.80f
1902-03-----z-----z-----z-----z3.80 12.60 6.80 8.10 1.70 9.20 -----z-----z42.20f
1903-04-----z-----z-----z-----z8.30 15.20 4.60 19.10 15.10 4.70 -----z-----z67.00f
1904-05-----z-----z-----z1.20 2.40 9.20 9.00 3.50 -----z-----z-----z-----z25.30g
1905-06-----z-----z-----z1.00 14.00 2.30 25.90r-----z10.50 -----z0.00 -----z27.80g
1906-07-----z-----z-----z4.50 11.70 14.50 13.70 -----z8.60 5.10 3.50 -----z61.60e
1907-08-----z-----z-----z0.00 3.30 6.10 3.80 12.40 24.40r3.00 -----z-----z28.60f
1908-09-----z-----z1.00 -----z9.70w5.70 13.00 12.50 13.00 25.70t4.00 -----z49.20f
1909-10-----z-----z-----z-----z4.30 15.00 -----z17.90 -----z-----z-----z-----z37.20i
1910-11-----z-----z-----z-----z5.90 4.90 4.10 7.50 4.00 7.00 0.00 -----z33.40e
1911-12-----z-----z-----z0.00 5.70 7.40 1.80 0.00 5.00 0.00 -----z-----z19.90e
1912-13-----z-----z-----z0.00 1.80 8.90 4.30 3.20 9.90u0.00 0.00 -----z18.20e
1913-14-----z-----z-----z0.10 0.00 1.80 11.20 5.70 5.20 -----z-----z-----z24.00f
1914-15-----z-----z-----z-----z4.80 3.80 6.90 3.30 2.00 -----z0.00 -----z20.80f
1915-16-----z-----z-----z0.60 0.00 5.40 16.40a4.00 14.00 4.00 0.00 0.00 44.40c
1916-17-----z-----z-----z3.00 3.00 6.00 5.00 11.50 20.50 1.00 0.00 -----z50.00d
1917-18-----z-----z-----z9.00 1.00 17.00u10.00 2.00 7.00 0.00 0.00 -----z29.00e
1918-19-----z-----z-----z0.00 0.00 22.50 4.50 7.50 -----z3.00 0.00 -----z37.50e
1919-20-----z-----z-----z5.00 24.00 2.00 14.00 4.00 7.50 2.50 -----z-----z59.00e
1920-21-----z-----z-----z0.00 6.50 7.00 5.00 7.50 7.00 3.50 -----z-----z36.50e
1921-22-----z-----z-----z0.00 7.50 9.50 10.00 18.50 11.00 4.00 -----z-----z60.50e
1922-23-----z-----z-----z0.00 -----z8.00 18.50 5.00 7.00 0.00 -----z-----z38.50f
1923-24-----z-----z-----z0.00 3.00 6.00 2.00 5.00 1.00 9.00 -----z-----z26.00e
1924-25-----z-----z-----z-----z3.50 7.50 7.00 10.50 1.00 3.00 -----z-----z32.50f
1925-26-----z-----z-----z2.10x0.80 2.50 8.00 6.50 10.50 0.50 0.00 -----z28.80e
1926-27-----z-----z-----z3.30 3.50 10.00 9.50 10.50 4.50 0.00 0.00 -----z41.30d
1927-28-----z-----z0.00 -----z10.90q16.70 5.80 -----z6.90w6.80 -----z-----z29.30h
1928-29-----z-----z0.00 -----z0.00 13.80u15.90 2.20 9.50 4.90 2.70 -----z35.20e
1929-30-----z-----z0.00 0.00 5.40 9.80 7.60s15.20 9.30y-----z-----z-----z30.40g
1930-31-----z-----z-----z2.00 1.00 3.30u3.80w3.80v10.30t-----z0.00 -----z3.00i
1931-32-----z-----z-----z-----z4.30w3.00 15.40p4.00 6.80t9.60y0.80 -----z7.80i
1932-33-----z-----z-----z4.00 3.80 4.90t16.80s11.10q1.00 6.00 0.00 -----z14.80g
1933-34-----z0.00 0.00 9.00 14.20 22.00 8.50 5.20 10.50 2.50 0.00 0.00 71.90a
1934-350.00 0.00 0.00 0.00 2.80a14.50 25.80 2.50 6.50 1.70 0.00 0.00 53.80
1935-360.00 0.00 0.00 2.20 6.70u8.20 13.00 13.00 8.70 0.00 0.00 0.00 45.10a
1936-370.00 0.00 0.00 3.50 17.80 25.20 27.00 17.20 4.80 11.50 0.00 0.00 107.00
1937-380.00 0.00 0.00 0.00 4.50 9.00 13.80 7.00 6.20 0.00 2.00 0.00 42.50
1938-390.00 0.00 0.00 0.00 8.30 15.30 10.70 23.70a12.80 2.20 0.00 0.00 73.00
1939-400.00 0.00 0.00 1.30 0.00 3.00 4.70t16.40 12.20 3.20 1.00 0.00 37.10a
1940-410.00 0.00 0.00 0.00 19.30 3.70 11.90 10.80 15.20 -----z0.00 0.00 60.90a
1941-420.00 0.00 0.00 0.20 0.40 6.60 5.80 7.30 11.10 3.00 0.00 0.00 34.40
1942-430.00 0.00 0.60 16.30 2.30 13.60 11.80 13.40 23.80 0.00 0.00 0.00 81.80
1943-440.00 0.00 0.00 0.00 18.10a1.00 1.50 12.20 14.70o1.50 0.00 0.00 34.30a
1944-450.00 0.00 0.00 0.00 8.80 5.40 13.90 25.20 3.80c-----z0.00 0.00 57.10a
1945-460.00 0.00 0.00 0.00 4.20a13.50 14.90 6.60 1.00 4.00 0.00 0.00 44.20
1946-470.00 0.00 0.00 0.00 4.20a17.10 2.10 4.80 8.40 12.00 0.00 0.00 48.60
1947-480.00 0.00 0.00 0.00 15.30 5.10 11.20w17.30a8.00 0.00 0.00 0.00 45.70a
1948-490.00 0.00 0.00 0.00 3.40 12.10 12.30 6.10 3.00 0.50 0.00 0.00 37.40
1949-500.00 0.00 0.00 0.00 7.20a0.90 25.20 4.40 17.20 28.70 0.80 0.00 84.40
1950-510.00 0.00 0.00 0.00 8.20 14.00 5.70 12.90 27.20 0.20 0.00 0.00 68.20
1951-520.00 0.00 0.00 16.50 1.50 17.40 18.40 3.30 15.90 2.00 0.00 0.00 75.00
1952-530.00 0.00 0.00 0.30 7.00 3.10 21.50 13.90 9.50 5.00 0.00 0.00 60.30
1953-540.00 0.00 0.00 0.00 1.00 17.80 24.00 9.50 9.00 0.00 6.00 0.00 67.30
1954-550.00 0.00 0.00 1.50 6.00 1.80 16.50 27.50 13.60 3.00 0.00 0.00 69.90
1955-560.00 0.00 0.00 5.00 13.50 18.00 10.00 4.50 18.00 8.00 0.00 0.00 77.00
1956-570.00 0.00 0.00 0.00 8.00 13.80 2.30 17.50 16.70 7.00 0.00 0.00 65.30
1957-580.00 0.00 0.00 0.00 6.00a3.60 13.80 0.00 10.20 0.30 0.00 0.00 33.90
1958-590.00 0.00 0.00 0.00 2.00 9.60 6.70 7.50 1.30 0.00 0.00 0.00 27.10
1959-600.00 0.00 0.00 0.00 5.40 8.70 15.80 3.80 2.40 0.00 0.00 0.00 36.10
1960-610.00 0.00 0.00 0.00 4.00 3.00 3.00 3.00 3.00 15.00 0.00 0.00 31.00
1961-620.00 0.00 0.00 0.00 0.00 15.50 12.80 19.30 9.00 3.00 0.00 0.00 59.60
1962-630.00 0.00 0.00 0.00 0.60 5.50 1.20 8.70 21.70 0.00 0.00 0.00 37.70
1963-640.00 0.00 0.00 0.00 1.00 10.70 6.70 1.00 15.80 3.00 0.00 0.00 38.20
1964-650.00 0.00 0.00 0.00 7.00 22.60 11.10 14.40 50.10 2.00 0.00 0.00 107.20
1965-660.00 0.00 0.00 0.00 27.00 10.60 14.40a3.40 24.40 9.00 0.00 0.00 88.80
1966-670.00 0.00 0.00 0.00 11.20 12.60 26.30 7.10 10.50 6.50 0.00 0.00 74.20
1967-680.00 0.00 0.00 1.00 3.00 4.50 13.50 1.00 1.50 8.00 0.00 0.00 32.50
1968-690.00 0.00 0.00 0.00 6.70 20.50 37.60 4.00 0.50a1.50 0.00 0.00 70.80
1969-700.00 0.00 0.00 3.50 11.00 26.00 9.00 6.00 16.30 15.00 0.00 0.00 86.80
1970-710.00 0.00 0.00 -----z-----z-----z19.40 23.80 8.50 5.00 3.80 0.00 60.50c
1971-720.00 0.00 0.00 1.50 4.00 12.40 26.00a14.00 9.80a12.00 0.00 0.00 79.70
1972-730.00 0.00 0.00 3.00 2.20f9.50 6.70 2.00 0.00 0.00 0.00 0.00 21.20a
1973-740.00 0.00 0.00 0.00 8.00 13.00 15.30 10.00 17.20 5.00 0.20 0.00 68.70
1974-750.00 0.00 0.00 2.00 2.60 13.80 43.60 6.40 20.90 0.00 0.00 0.00 89.30
1975-760.00 0.00 0.00 0.00 12.00 6.20 19.80a3.50 12.80 0.00 0.00 0.00 54.30
1976-770.00 0.00 0.00 0.80 3.50 8.70a12.70 7.80 8.00 0.50 0.00 0.00 42.00
1977-780.00 0.00 0.00 0.00 8.40 9.60 6.90a7.10 7.50 1.50 0.00 0.00 41.00
1978-790.00 0.00 0.00 0.00 8.00 15.50a13.00 25.30 6.00b1.30 1.00 0.00 70.10
1979-800.00 0.00 0.00 0.00 4.30 2.20 20.70 7.00 11.10 0.80 0.00 0.00 46.10
1980-810.00 0.00 0.00 1.00 1.20 7.50 3.50 11.30 0.60 0.40 0.00 0.00 25.50
1981-820.00 0.00 0.00 1.50 4.70 11.20b24.50 6.90 12.50 3.10 0.00 0.00 64.40
1982-830.00 0.00 0.00 0.00 10.30 11.70 16.40 3.00a8.20 8.20 0.00 0.00 57.80
1983-840.00 0.00 0.00 0.00 19.90 19.20 10.00 2.50 5.00 1.50 0.00 0.00 58.10
1984-850.00 0.00 0.00 2.50 4.50 6.00 6.60a8.50 19.50 0.50 0.00 0.00 48.10
1985-860.00 0.00 0.00 0.00 17.70 17.30 11.70 10.20 10.00 0.50 0.00 0.00 67.40
1986-870.00 0.00 0.00 1.00 7.50 8.40 8.50 1.60 2.70a0.00 0.00 0.00 29.70
1987-880.00 0.00 0.00 5.20 0.00 12.20 22.80a2.50 7.50 0.00a0.00 0.00 50.20
1988-890.00 0.00 0.00 0.00 29.50 18.40 23.60 5.00 11.70 5.70 0.00 0.00 93.90
1989-900.00 0.00 0.00 0.00 6.90 5.20 9.00 10.90 8.80 4.00 0.00 0.00 44.80
1990-910.00 0.00 0.00 3.00 5.00 9.00 6.00d14.00b7.50b4.50 0.00 0.00 49.00
1991-920.00 0.00 0.00 0.00f25.50h11.00b11.00c5.00 -----z4.50a0.00 0.00 31.50c
1992-930.00 0.00 0.00 0.00b2.00c9.50d16.00m0.00c5.50b3.00 0.00 0.00 20.00a
1993-940.00 0.00 0.00 0.00b18.00 15.00c15.00f12.00b6.00 0.00 0.00 0.00 51.00a
1994-950.00 0.00 0.00 0.00 4.00 5.50b9.50g16.00b13.50c3.20f0.00 0.00 39.00b
1995-960.00 0.00 0.00 6.00 17.50i19.50b25.00 13.00b9.00 4.00a0.00 0.00 76.50a
1996-970.00 0.00 0.00 0.00 5.00e-----z19.50k6.00b29.00 0.00a0.00 0.00 40.00b
1997-980.00 0.00 0.00 0.00 18.50c3.00c13.00e1.50 1.00a6.00 0.00 0.00r43.00a
1998-990.00s0.00o0.00a0.00k2.50f4.00m4.50u1.00v3.00v-----z0.00q0.00s0.00k
1999-000.00x0.00s0.00v0.00p0.00f1.80r6.50n14.80p0.00x2.00u0.00y0.00v0.00l
2000-010.00x-----z0.00v-----z6.00n12.50q5.50v18.50w-----z0.50r-----z-----z0.00l
2001-02-----z-----z-----z-----z-----z-----z2.60y1.70w18.00c-----z-----z-----z18.00k
2002-03-----z-----z-----z-----z0.00y-----z-----z-----z-----z-----z-----z-----z0.00l
2003-04-----z-----z-----z-----z12.00u-----z14.50y12.10p6.60s-----z-----z-----z0.00l
2004-05-----z-----z-----z-----z-----z-----z16.90t8.40g7.00d0.00 0.00 0.00 7.00h
2005-060.00 0.00 0.00 0.00 4.00f9.50i3.00f14.30g7.70b0.00 0.00 0.00 7.70d
2006-070.00 0.00 0.00 0.00 0.00a-----z2.10g10.00e1.50d10.00 0.00 0.00 21.50b
2007-080.00 0.00 0.00 0.00 0.00a18.80 2.50a6.50e2.00k18.00c0.00d0.00a45.80a
2008-090.00 0.00 0.00 0.00 1.00b23.50 7.00a6.20b8.50c7.00 -----z0.00 53.20a
2009-100.00 0.00 0.00 1.50b0.00 19.00e0.00a4.00h0.00 0.00f0.00c0.00a20.50b
2010-110.00a0.00 0.00 0.00 10.00b14.20 10.30v-----z-----z-----z-----z-----z24.20f
2011-12-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z-----z0.00l
2012-13-----z-----z-----z-----z-----z6.50n5.30l11.00j16.20j16.00m-----z-----z0.00l
2013-14-----z-----z-----z0.00l0.30l24.80m8.50k15.80k5.70j5.00i-----z-----z0.00l
2014-15-----z-----z-----z0.00j5.90o2.60t3.50y5.00r-----z0.20s0.00d-----z0.00k
2015-16-----z-----z-----z0.00c0.50l12.80k7.60l3.40i0.60h1.50j0.00 -----z0.00j
2016-170.00 0.00 0.00 0.00 4.50l10.60j7.40m11.10l0.80k0.70j1.10d0.00 1.10f
2017-180.00 0.00 0.00 1.80f3.00n9.20l4.60l16.80i6.00k7.30m0.00b0.00 0.00g
2018-190.00 0.00 0.00 1.30d4.40m19.20o7.80j17.80i7.60j5.40m0.20d0.00 1.50f
2019-200.00 0.00 0.00 0.00i3.50k24.50n13.00j1.40l1.10m0.00h0.00a0.00 0.00g
2020-210.00 0.00 0.00l4.10d1.10u11.40l6.50l3.20i4.40h0.90l0.00b0.00 4.10g
2021-220.00 0.00 0.00 0.00b2.50k23.50k4.50p13.60o3.50t1.80q0.00p0.00 0.00g
2022-230.00 0.00 0.00 2.30 6.40g22.90q11.40n4.60l17.90k11.90r0.00 0.00 2.30f
2023-240.00 0.00 0.00 0.60 0.30o2.20n5.30i0.50 2.30b0.00m-----z-----z3.40f
Period of Record Statistics
MEAN0.00 0.00 0.02 1.38 6.64 10.30 11.95 8.47 9.69 3.78 0.31 0.00 59.06
S.D.0.00 0.00 0.13 2.89 6.43 6.11 8.13 6.16 7.67 4.66 0.98 0.00 21.08
SKEW0.00 0.00 6.34 3.36 1.46 0.54 1.17 1.05 1.88 2.37 3.79 0.00 0.37
MAX0.00 0.00 1.00 16.50 29.50 26.00 43.60 27.50 50.10 28.70 6.00 0.00 107.20
MIN0.00 0.00 0.00 0.00 0.00 0.90 0.00 0.00 0.00 0.00 0.00 0.00 25.50
YRS78 79 85 102 100 102 94 102 97 94 97 78 49