OWYHEE DAM, OREGON

Monthly Total Snowfall (Inches)

(356405)

File last updated on Apr 4, 2013
*** Note *** Provisional Data *** After Year/Month 201304
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) JUL AUG SEP OCT NOV DEC JAN FEB MAR APR MAY JUN ANN
1934-35 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 5.30 0.00 0.00 0.00 a 0.00 5.30
1935-36 0.00 0.00 0.00 1.00 2.00 7.50 z 9.90 5.70 a 4.50 0.00 0.00 0.00 23.10
1936-37 0.00 0.00 0.00 0.00 1.20 0.00 16.30 t 3.20 x 0.00 0.00 0.00 0.00 1.20
1937-38 0.00 0.00 0.00 0.00 0.00 0.00 1.50 0.80 1.40 0.00 0.00 0.00 3.70
1938-39 0.00 0.00 0.00 0.00 0.00 0.00 1.20 1.70 0.00 0.00 0.00 0.00 2.90
1939-40 0.00 0.00 0.00 0.00 0.00 0.10 6.50 5.00 0.00 0.00 0.00 0.00 11.60
1940-41 0.00 0.00 0.00 0.00 0.50 0.40 4.10 0.00 0.00 0.00 0.00 0.00 5.00
1941-42 0.00 0.00 0.00 0.00 0.00 4.50 7.00 3.00 0.00 0.00 0.00 0.00 14.50
1942-43 0.00 0.00 0.00 0.00 3.00 6.00 12.00 2.00 0.00 0.00 0.00 0.00 23.00
1943-44 0.00 0.00 0.00 0.00 0.00 2.50 5.50 2.20 0.00 0.00 0.00 0.00 10.20
1944-45 0.00 0.00 0.00 0.00 0.00 0.50 7.70 0.00 0.50 0.00 0.00 0.00 8.70
1945-46 0.00 0.00 0.00 0.00 0.80 3.00 3.60 0.00 0.00 0.00 0.00 0.00 7.40
1946-47 0.00 0.00 0.00 0.00 0.00 0.00 6.60 0.00 0.00 0.00 0.00 0.00 6.60
1947-48 0.00 0.00 0.00 0.00 0.00 1.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1.00
1948-49 0.00 0.00 0.00 0.00 0.00 10.00 2.50 7.30 0.00 0.00 0.00 0.00 19.80
1949-50 0.00 0.00 0.00 0.00 0.00 1.50 11.00 3.50 0.00 0.00 0.00 0.00 16.00
1950-51 0.00 0.00 0.00 a 0.00 0.00 0.00 5.00 0.00 3.40 0.00 0.00 0.00 8.40
1951-52 0.00 0.00 0.00 0.00 0.00 6.90 6.00 2.50 5.50 0.00 0.00 0.00 20.90
1952-53 0.00 0.00 0.00 0.00 0.00 2.20 0.00 0.00 0.00 0.00 0.00 0.00 2.20
1953-54 0.00 0.00 0.00 0.00 0.00 1.50 1.50 0.00 0.00 0.00 0.00 0.00 3.00
1954-55 0.00 0.00 0.00 0.00 0.00 2.10 5.40 6.00 0.00 0.00 0.00 0.00 13.50
1955-56 0.00 0.00 0.00 0.00 12.50 5.50 6.50 b 3.50 0.00 0.00 0.00 0.00 28.00
1956-57 0.00 0.00 0.00 0.00 0.00 a 0.00 14.00 7.30 a 0.00 0.00 0.00 0.00 21.30
1957-58 0.00 0.00 0.00 0.00 0.00 0.00 d 9.30 a 0.00 0.00 0.00 h 0.00 0.00 9.30
1958-59 0.00 0.00 0.00 0.00 0.00 0.00 3.00 0.00 0.00 0.00 0.00 0.00 3.00
1959-60 0.00 0.00 0.00 0.00 0.00 a 3.00 12.10 1.00 a 0.00 0.00 0.00 0.00 16.10
1960-61 0.00 0.00 0.00 0.00 a 0.00 0.70 1.50 0.00 0.00 0.00 0.00 0.00 2.20
1961-62 0.00 0.00 0.00 0.00 0.80 1.40 8.20 1.00 0.00 0.00 0.00 0.00 11.40
1962-63 0.00 0.00 0.00 0.00 0.00 0.30 z 5.00 1.50 0.00 0.00 0.00 a 0.00 6.50
1963-64 0.00 0.00 0.00 0.00 0.00 5.30 14.20 0.00 6.00 0.00 0.00 0.00 25.50
1964-65 0.00 0.00 0.00 0.00 0.00 5.90 10.60 0.00 0.00 0.00 0.00 0.00 16.50
1965-66 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1.00 0.00 0.00 0.00 0.00 1.00
1966-67 0.00 0.00 0.00 0.00 0.00 6.00 1.50 0.90 0.00 0.00 0.00 0.00 8.40
1967-68 0.00 0.00 0.00 0.00 2.00 3.50 3.10 0.00 0.00 0.00 0.00 0.00 8.60
1968-69 0.00 0.00 0.00 0.00 0.00 4.50 10.50 4.00 1.00 0.00 0.00 0.00 20.00
1969-70 0.00 0.00 0.00 0.00 0.00 2.50 3.00 0.00 0.00 0.00 0.00 0.00 5.50
1970-71 0.00 0.00 0.00 0.00 0.00 3.60 1.50 0.00 3.00 0.00 0.00 0.00 8.10
1971-72 0.00 0.00 0.00 0.00 0.00 9.00 4.60 2.50 0.00 0.00 0.00 0.00 16.10
1972-73 0.00 0.00 0.00 0.00 0.00 14.00 4.50 0.50 0.00 0.50 0.00 0.00 19.50
1973-74 0.00 0.00 0.00 0.00 1.50 2.50 3.50 0.50 0.50 0.00 0.00 0.00 8.50
1974-75 0.00 0.00 0.00 0.00 0.00 6.00 3.90 3.20 0.00 0.00 0.00 0.00 13.10
1975-76 0.00 0.00 0.00 0.00 3.30 4.70 6.80 2.70 4.00 0.00 0.00 0.00 21.50
1976-77 0.00 0.00 0.00 0.00 0.00 0.00 8.50 0.00 0.00 0.00 0.00 0.00 8.50
1977-78 0.00 0.00 0.00 0.00 6.00 3.50 5.00 2.00 0.00 0.00 0.00 0.00 16.50
1978-79 0.00 0.00 0.00 0.00 0.00 3.50 13.70 1.30 0.00 0.00 0.00 0.00 18.50
1979-80 0.00 0.00 0.00 0.00 4.70 2.50 4.50 0.50 0.00 0.00 0.00 0.00 12.20
1980-81 0.00 0.00 0.00 0.00 1.50 2.00 0.50 0.80 0.00 0.00 0.00 0.00 4.80
1981-82 0.00 0.00 0.00 0.00 0.00 15.60 6.50 2.30 0.50 0.00 0.00 0.00 24.90
1982-83 0.00 0.00 0.00 0.00 0.00 0.00 z 0.00 z 0.00 0.00 0.00 0.00 0.00 0.00
1983-84 0.00 0.00 0.00 0.00 0.00 0.00 z 0.00 c 0.00 0.00 0.00 0.00 0.00 0.00
1984-85 0.00 0.00 0.00 0.00 0.00 0.00 z 0.00 b 0.00 z 0.00 0.00 0.00 0.00 0.00
1985-86 0.00 0.00 0.00 0.00 0.00 z 0.00 z 0.00 z 0.00 z 0.00 0.00 0.00 0.00 0.00
1986-87 0.00 0.00 0.00 0.00 0.00 0.00 z 0.00 0.00 0.00 0.00 0.00 0.00 0.00
1987-88 0.00 0.00 0.00 0.00 0.00 0.00 0.00 z 0.00 0.00 0.00 0.00 0.00 0.00
1988-89 0.00 0.00 0.00 0.00 0.00 0.00 z 0.00 0.00 z 0.00 0.00 0.00 0.00 0.00
1989-90 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
1990-91 0.00 0.00 0.00 0.00 0.00 0.00 z 0.00 c 0.00 0.00 0.00 0.00 0.00 0.00
1991-92 0.00 0.00 0.00 0.00 0.00 0.00 a 0.00 0.00 l 0.00 0.00 0.00 0.00 0.00
1992-93 0.00 0.00 0.00 0.00 0.00 a 0.00 a 0.00 z 0.00 z 0.00 a 0.00 0.00 0.00 0.00
1993-94 0.00 0.00 0.00 0.00 0.00 a 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
1994-95 0.00 0.00 0.00 0.00 0.00 z 0.00 z 0.00 c 0.00 0.00 0.00 0.00 0.00 0.00
1995-96 0.00 0.00 0.00 0.00 z 0.00 0.00 a 0.00 z 0.00 c 0.00 0.00 0.00 0.00 0.00
1996-97 0.00 0.00 0.00 0.00 0.00 z 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
1997-98 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
1998-99 0.00 0.00 0.00 0.00 0.00 0.00 b 0.00 0.00 0.00 0.00 0.00 z 0.00 0.00
1999-00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
2000-01 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 z 0.00 0.00
2001-02 0.00 0.00 0.00 0.00 0.00 0.00 b 0.00 0.00 0.00 0.00 0.00 0.00 0.00
2002-03 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
2003-04 0.00 0.00 0.00 0.00 0.00 0.00 10.60 3.10 a 0.00 0.00 0.00 0.00 13.70
2004-05 0.00 0.00 0.00 0.00 0.00 0.00 0.00 a 0.00 0.00 0.00 0.00 0.00 0.00
2005-06 0.00 0.00 0.00 0.00 0.00 3.70 c 0.70 0.00 0.50 0.00 0.00 0.00 4.90
2006-07 0.00 0.00 0.00 0.00 0.00 0.50 0.00 0.00 0.00 0.00 0.00 0.00 0.50
2007-08 0.00 0.00 0.00 0.00 a 0.00 2.00 a 9.40 5.70 0.70 0.00 0.00 0.00 z 17.80
2008-09 0.00 0.00 0.00 0.00 0.00 11.50 5.80 1.50 0.00 0.00 0.00 0.00 18.80
2009-10 0.00 0.00 0.00 0.00 0.50 8.20 7.60 0.00 0.00 0.00 0.00 0.00 16.30
2010-11 0.00 0.00 0.00 0.00 1.70 16.60 0.00 z 1.50 y 0.00 z 1.80 z 0.00 z 0.00 z 18.30
2011-12 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 1.20 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
2012-13 0.00 z 0.00 z 0.00 z 0.00 z 0.00 z 3.50 z 3.00 z 0.30 z 0.00 z 0.00 z 0.00 z 0.00 z 0.00
Period of Record Statistics
MEAN 0.00 0.00 0.00 0.01 0.58 2.88 4.37 1.33 0.42 0.01 0.00 0.00 10.58
S.D. 0.00 0.00 0.00 0.12 1.78 3.91 4.23 1.96 1.24 0.06 0.00 0.00 7.97
SKEW 0.00 0.00 0.00 8.49 4.84 1.80 0.66 1.55 3.25 8.43 0.00 0.00 0.30
MAX 0.00 0.00 0.00 1.00 12.50 16.60 14.20 7.30 6.00 0.50 0.00 0.00 28.00
MIN 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
NO YRS 76 76 76 75 73 66 68 69 75 74 73 74 54