Precipitation annual maximum series (inches) Station ID: 42-1759 Station name: COTTONWOOD WEIR State: UT Latitude (decimal degrees): 40.6189 Longitude (decimal degrees): 111.7833 Elevation (feet): 4960 Duration: 01d 0.82 1917 1.12 1918 1.12 1919 1.39 1920 1.80 1921 1.70 1922 1.12 1923 0.92 1924 1.07 1925 1.90 1926 1.52 1927 1.02 1928 1.20 1929 1.41 1930 0.90 1931 1.35 1932 1.23 1933 1.03 1934 0.98 1935 1.05 1936 1.91 1937 1.93 1938 1.25 1939 1.18 1940 1.44 1941 2.13 1942 1.49 1943 1.49 1944 1.13 1945 1.37 1946 1.75 1947 -9.99 1948 1.22 1949 0.83 1950 1.36 1951 1.57 1952 3.20 1953 1.55 1954 1.39 1955 1.90 1956 1.86 1957 1.77 1958 1.72 1959 1.58 1960 1.88 1961 1.33 1962 1.15 1963 1.51 1964 1.66 1965 2.00 1966 1.62 1967 2.61 1968 1.15 1969 2.01 1970 1.30 1971 0.97 1972 1.60 1973 1.50 1974 1.45 1975 1.14 1976 1.21 1977 2.45 1978 0.81 1979 1.62 1980 1.65 1981 4.65 1982 1.90 1983 2.11 1984 2.20 1985 2.18 1986 1.35 1987 1.66 1988 2.22 1989 1.69 1990 2.33 1991 1.72 1992 2.19 1993 1.65 1994 1.43 1995 1.53 1996 1.36 1997 1.87 1998 1.55 1999 1.41 2000 Duration: 01h -9/-9/-999 -9.99 06/18/1949 0.37 10/27/1950 0.27 08/03/1951 0.60 08/01/1952 0.52 08/02/1953 0.45 11/16/1954 0.40 07/24/1955 0.73 01/27/1956 0.39 05/19/1957 0.40 02/27/1958 0.25 09/16/1959 0.82 03/07/1960 0.36 08/01/1961 0.34 07/12/1962 0.40 06/05/1963 0.27 04/19/1964 0.28 09/05/1965 0.89 09/14/1966 0.37 05/26/1967 0.93 05/22/1968 0.40 04/01/1969 1.00 07/21/1970 0.40 10/27/1971 0.50 06/05/1972 0.70 07/13/1973 1.00 07/17/1974 0.50 06/18/1975 0.40 04/25/1976 0.30 02/21/1977 0.30 09/17/1978 0.40 07/22/1979 0.30 01/14/1980 0.40 10/03/1981 0.40 09/26/1982 0.60 09/03/1983 1.10 07/09/1984 1.30 06/24/1985 0.40 03/08/1986 0.70 07/21/1987 0.60 08/03/1988 0.50 07/12/1989 0.80 03/05/1990 0.30 09/07/1991 1.20 09/04/1992 0.70 05/06/1993 0.50 05/13/1994 0.50 05/02/1995 0.40 03/29/1996 0.30 07/12/1997 0.70 07/25/1998 1.40 08/11/1999 0.40 01/21/2000 0.30 Duration: 02d 1.09 1917 1.27 1918 1.17 1919 1.72 1920 1.83 1921 1.97 1922 1.43 1923 1.21 1924 1.58 1925 2.20 1926 1.52 1927 1.04 1928 1.58 1929 2.01 1930 1.14 1931 1.56 1932 1.25 1933 1.21 1934 1.21 1935 1.57 1936 2.06 1937 2.01 1938 1.43 1939 1.27 1940 1.44 1941 2.26 1942 1.72 1943 1.64 1944 1.82 1945 2.18 1946 2.07 1947 -9.99 1948 1.69 1949 1.27 1950 2.12 1951 1.60 1952 3.95 1953 1.55 1954 2.09 1955 1.92 1956 2.48 1957 2.07 1958 2.06 1959 1.73 1960 2.03 1961 1.35 1962 1.66 1963 1.80 1964 1.66 1965 2.25 1966 1.82 1967 3.21 1968 1.62 1969 3.51 1970 1.87 1971 1.39 1972 1.91 1973 2.12 1974 1.58 1975 1.44 1976 1.39 1977 2.70 1978 1.61 1979 1.70 1980 2.55 1981 5.25 1982 2.48 1983 2.53 1984 2.36 1985 2.31 1986 1.35 1987 1.68 1988 2.22 1989 1.70 1990 2.63 1991 1.76 1992 2.94 1993 1.93 1994 2.65 1995 1.72 1996 2.01 1997 2.48 1998 1.88 1999 1.54 2000 Duration: 02h -9/-9/-999 -9.99 03/20/1949 0.55 10/31/1950 0.43 08/03/1951 0.60 08/01/1952 0.52 08/01/1953 0.83 11/16/1954 0.60 07/24/1955 0.76 07/29/1956 0.51 05/19/1957 0.71 02/27/1958 0.49 09/16/1959 0.98 03/07/1960 0.64 05/15/1961 0.52 06/06/1962 0.50 06/05/1963 0.54 04/12/1964 0.43 09/05/1965 1.38 09/14/1966 0.59 05/26/1967 1.40 05/22/1968 0.70 04/01/1969 1.00 09/05/1970 0.70 08/28/1971 0.70 06/05/1972 0.70 07/13/1973 1.00 03/02/1974 0.60 03/25/1975 0.50 04/25/1976 0.50 05/18/1977 0.50 09/17/1978 0.80 10/19/1979 0.40 01/14/1980 0.60 10/28/1981 0.60 09/26/1982 1.00 09/03/1983 1.20 07/09/1984 1.30 06/24/1985 0.60 03/08/1986 1.00 07/21/1987 0.80 08/03/1988 0.50 07/12/1989 1.00 03/05/1990 0.50 09/07/1991 1.30 09/04/1992 0.70 05/06/1993 0.80 02/18/1994 0.60 05/11/1995 0.60 04/20/1996 0.40 07/12/1997 0.90 07/25/1998 1.40 08/11/1999 0.60 08/30/2000 0.60 Duration: 03h -9/-9/-999 -9.99 05/20/1949 0.67 11/14/1950 0.57 08/03/1951 0.61 03/11/1952 0.57 08/01/1953 0.96 11/16/1954 0.69 07/24/1955 0.80 01/16/1956 0.60 05/19/1957 0.88 02/27/1958 0.74 09/16/1959 1.08 03/07/1960 0.74 05/15/1961 0.57 06/06/1962 0.75 06/05/1963 0.80 04/12/1964 0.65 09/05/1965 1.52 09/14/1966 0.78 05/26/1967 1.63 05/22/1968 0.90 04/01/1969 1.10 09/05/1970 0.90 08/28/1971 0.70 06/05/1972 0.70 07/13/1973 1.00 03/02/1974 0.70 03/25/1975 0.60 04/25/1976 0.60 05/18/1977 0.70 09/17/1978 1.10 10/19/1979 0.50 01/14/1980 0.80 10/28/1981 0.70 09/26/1982 1.50 09/03/1983 1.20 07/09/1984 1.30 09/19/1985 0.90 08/20/1986 1.20 07/21/1987 0.80 04/30/1988 0.60 07/12/1989 1.00 03/05/1990 0.60 09/07/1991 1.40 09/04/1992 0.70 05/04/1993 0.90 02/18/1994 0.70 05/11/1995 0.80 03/23/1996 0.50 07/12/1997 1.00 07/25/1998 1.40 08/20/1999 0.70 08/30/2000 0.80 Duration: 04d 1.50 1917 2.02 1918 1.30 1919 1.98 1920 2.25 1921 2.13 1922 1.76 1923 1.61 1924 2.17 1925 3.25 1926 1.82 1927 1.44 1928 1.88 1929 2.41 1930 1.24 1931 2.25 1932 2.39 1933 1.36 1934 1.85 1935 1.95 1936 2.53 1937 2.51 1938 1.93 1939 2.35 1940 1.89 1941 2.26 1942 2.12 1943 2.27 1944 1.82 1945 2.35 1946 2.91 1947 -9.99 1948 2.06 1949 1.60 1950 2.30 1951 1.87 1952 3.95 1953 1.55 1954 2.23 1955 1.92 1956 2.64 1957 2.30 1958 2.27 1959 1.75 1960 2.11 1961 1.66 1962 1.99 1963 2.21 1964 2.02 1965 2.45 1966 2.35 1967 3.55 1968 1.87 1969 3.54 1970 2.15 1971 1.60 1972 2.61 1973 3.16 1974 1.58 1975 1.75 1976 2.30 1977 2.89 1978 1.89 1979 2.08 1980 2.55 1981 7.98 1982 3.35 1983 2.53 1984 2.57 1985 3.04 1986 1.55 1987 1.83 1988 3.22 1989 1.74 1990 3.70 1991 3.03 1992 4.79 1993 2.75 1994 2.76 1995 2.53 1996 2.08 1997 2.55 1998 2.11 1999 1.72 2000 Duration: 06h -9/-9/-999 -9.99 05/20/1949 0.99 01/09/1950 0.61 10/03/1951 0.88 03/11/1952 0.87 08/01/1953 1.41 02/18/1954 1.02 04/02/1955 1.05 01/16/1956 1.21 05/19/1957 1.12 02/27/1958 1.48 09/16/1959 1.33 03/07/1960 0.86 05/15/1961 0.72 06/06/1962 1.50 03/18/1963 1.10 04/12/1964 1.30 09/05/1965 1.81 01/01/1966 1.41 05/26/1967 1.67 05/22/1968 1.60 04/01/1969 1.20 09/04/1970 1.60 10/27/1971 0.90 04/01/1972 0.90 09/23/1973 1.20 04/09/1974 1.00 10/07/1975 0.80 03/01/1976 1.00 05/18/1977 1.00 09/17/1978 1.60 10/19/1979 0.90 01/14/1980 1.00 10/28/1981 1.00 09/26/1982 2.70 09/03/1983 1.20 10/11/1984 1.60 09/19/1985 1.20 03/08/1986 1.40 07/21/1987 0.90 04/30/1988 0.90 07/12/1989 1.00 03/05/1990 0.90 09/07/1991 1.60 11/02/1992 0.90 05/03/1993 1.50 04/09/1994 1.00 05/11/1995 0.90 04/20/1996 0.80 07/12/1997 1.00 02/15/1998 1.50 03/31/1999 0.80 08/30/2000 1.00 Duration: 07d 2.27 1917 2.97 1918 1.84 1919 2.88 1920 2.25 1921 3.75 1922 1.82 1923 1.80 1924 2.72 1925 2.95 1926 1.83 1927 1.60 1928 3.02 1929 2.26 1930 1.47 1931 2.45 1932 3.31 1933 2.23 1934 2.13 1935 1.99 1936 2.54 1937 2.63 1938 2.01 1939 2.88 1940 2.17 1941 2.76 1942 2.16 1943 3.12 1944 2.25 1945 2.70 1946 3.11 1947 -9.99 1948 3.27 1949 2.61 1950 2.88 1951 2.05 1952 4.76 1953 2.25 1954 2.41 1955 2.27 1956 2.90 1957 2.60 1958 2.57 1959 2.25 1960 2.21 1961 1.83 1962 2.39 1963 4.01 1964 3.24 1965 2.45 1966 2.88 1967 3.55 1968 2.07 1969 3.54 1970 2.85 1971 2.03 1972 2.61 1973 3.16 1974 2.31 1975 1.75 1976 3.58 1977 2.89 1978 1.89 1979 2.28 1980 3.45 1981 8.77 1982 3.63 1983 4.39 1984 3.95 1985 3.87 1986 1.92 1987 2.98 1988 3.22 1989 2.33 1990 3.77 1991 3.64 1992 6.01 1993 2.90 1994 2.85 1995 3.01 1996 2.62 1997 2.92 1998 2.89 1999 1.85 2000 Duration: 10d 2.96 1917 3.76 1918 2.14 1919 3.18 1920 2.33 1921 3.93 1922 2.90 1923 1.81 1924 2.80 1925 3.09 1926 2.01 1927 1.87 1928 3.02 1929 3.28 1930 2.14 1931 2.45 1932 3.84 1933 2.46 1934 2.13 1935 2.38 1936 2.54 1937 3.19 1938 2.24 1939 2.93 1940 2.17 1941 2.76 1942 2.16 1943 4.44 1944 2.74 1945 2.75 1946 3.49 1947 -9.99 1948 3.38 1949 2.94 1950 3.06 1951 2.99 1952 5.44 1953 2.25 1954 2.64 1955 2.83 1956 3.32 1957 3.03 1958 2.77 1959 2.65 1960 2.73 1961 2.13 1962 2.84 1963 4.25 1964 3.85 1965 2.45 1966 2.88 1967 5.08 1968 3.36 1969 3.60 1970 3.54 1971 2.31 1972 3.12 1973 3.56 1974 2.86 1975 1.77 1976 3.59 1977 3.73 1978 1.89 1979 2.58 1980 3.45 1981 8.87 1982 4.07 1983 4.40 1984 3.95 1985 4.31 1986 2.34 1987 3.37 1988 3.24 1989 2.71 1990 3.81 1991 4.02 1992 6.14 1993 3.21 1994 3.36 1995 3.31 1996 3.28 1997 4.20 1998 3.62 1999 2.61 2000 Duration: 12h -9/-9/-999 -9.99 05/20/1949 1.14 01/09/1950 0.71 10/03/1951 1.06 03/11/1952 1.25 01/14/1953 2.53 02/18/1954 1.70 04/02/1955 1.71 01/16/1956 1.21 05/19/1957 1.58 02/27/1958 2.48 09/16/1959 1.57 11/27/1960 1.24 10/27/1961 1.07 06/06/1962 1.50 11/15/1963 1.11 04/12/1964 1.30 09/05/1965 2.39 03/01/1966 1.27 05/26/1967 1.67 05/22/1968 2.50 02/25/1969 1.20 09/04/1970 1.90 10/27/1971 1.10 12/28/1972 1.40 09/23/1973 1.20 04/09/1974 1.20 10/07/1975 1.00 04/25/1976 1.10 09/22/1977 1.30 09/17/1978 2.00 10/19/1979 1.40 01/14/1980 1.00 10/28/1981 1.00 09/26/1982 4.10 03/24/1983 1.70 10/17/1984 2.00 09/18/1985 1.60 04/01/1986 1.80 04/19/1987 1.00 04/18/1988 1.00 10/25/1989 1.60 10/18/1990 1.20 09/07/1991 1.70 11/01/1992 1.40 05/03/1993 1.90 04/09/1994 1.40 01/15/1995 1.10 03/22/1996 1.10 01/02/1997 1.10 02/15/1998 2.20 03/31/1999 1.40 08/30/2000 1.40 Duration: 20d 3.67 1917 4.62 1918 2.88 1919 5.31 1920 3.19 1921 4.74 1922 3.64 1923 3.01 1924 3.37 1925 3.32 1926 3.28 1927 2.73 1928 5.19 1929 4.49 1930 2.32 1931 2.61 1932 4.18 1933 3.23 1934 3.16 1935 3.13 1936 3.47 1937 5.02 1938 3.48 1939 3.80 1940 3.64 1941 4.73 1942 3.04 1943 6.41 1944 3.85 1945 4.42 1946 4.66 1947 -9.99 1948 3.94 1949 3.62 1950 3.91 1951 4.30 1952 5.51 1953 2.72 1954 3.99 1955 3.31 1956 4.32 1957 4.07 1958 4.53 1959 3.01 1960 2.89 1961 3.44 1962 5.08 1963 4.70 1964 3.85 1965 2.61 1966 4.75 1967 5.64 1968 3.82 1969 4.40 1970 4.34 1971 3.84 1972 3.71 1973 5.35 1974 3.41 1975 2.57 1976 5.53 1977 4.01 1978 2.42 1979 3.49 1980 5.85 1981 11.28 1982 5.86 1983 5.27 1984 4.18 1985 4.38 1986 2.70 1987 5.12 1988 3.24 1989 3.34 1990 5.02 1991 4.36 1992 6.94 1993 5.54 1994 5.49 1995 4.46 1996 3.47 1997 6.17 1998 5.15 1999 3.57 2000 Duration: 24h -9/-9/-999 -9.99 05/20/1949 1.42 02/06/1950 0.85 10/02/1951 1.38 03/10/1952 1.78 01/14/1953 3.87 02/18/1954 1.79 04/02/1955 2.06 12/05/1956 2.10 04/22/1957 2.52 02/27/1958 2.56 08/18/1959 1.64 11/27/1960 1.76 10/27/1961 1.88 06/06/1962 1.50 04/08/1963 1.27 04/12/1964 1.30 09/05/1965 3.41 10/13/1966 2.13 01/24/1967 1.85 05/22/1968 2.50 02/25/1969 1.30 09/04/1970 2.90 08/28/1971 1.50 12/28/1972 2.10 05/25/1973 1.50 04/09/1974 1.80 05/19/1975 1.30 04/25/1976 1.30 09/22/1977 1.30 09/17/1978 2.40 10/19/1979 1.70 10/14/1980 1.20 05/15/1981 1.60 09/25/1982 4.20 03/24/1983 2.30 10/17/1984 2.20 09/18/1985 2.00 04/01/1986 2.50 02/13/1987 1.30 04/30/1988 1.40 10/25/1989 1.90 03/05/1990 1.40 09/07/1991 2.40 11/01/1992 1.50 05/03/1993 2.10 04/09/1994 1.60 05/11/1995 1.70 03/22/1996 1.60 04/23/1997 1.50 02/15/1998 2.50 03/31/1999 1.50 09/22/2000 1.80 Duration: 30d 4.37 1917 5.15 1918 3.67 1919 7.04 1920 3.73 1921 5.17 1922 4.54 1923 4.31 1924 4.20 1925 4.00 1926 3.65 1927 1.33 1928 -9.99 1929 3.07 1930 3.20 1931 2.98 1932 5.15 1933 3.52 1934 3.82 1935 4.01 1936 5.01 1937 5.21 1938 3.86 1939 4.60 1940 5.50 1941 5.87 1942 3.38 1943 6.91 1944 4.06 1945 6.23 1946 5.28 1947 -9.99 1948 4.39 1949 4.64 1950 4.72 1951 5.25 1952 6.37 1953 3.55 1954 4.87 1955 3.62 1956 6.10 1957 4.85 1958 5.13 1959 4.30 1960 3.25 1961 4.60 1962 6.52 1963 5.77 1964 4.75 1965 3.47 1966 5.57 1967 7.00 1968 3.97 1969 5.48 1970 5.58 1971 4.80 1972 4.42 1973 5.51 1974 4.27 1975 3.56 1976 6.77 1977 5.52 1978 2.70 1979 4.40 1980 6.51 1981 13.05 1982 6.95 1983 6.76 1984 4.99 1985 5.40 1986 3.59 1987 5.58 1988 3.34 1989 3.74 1990 5.98 1991 6.39 1992 7.88 1993 5.54 1994 7.94 1995 6.57 1996 5.14 1997 6.84 1998 6.14 1999 4.09 2000 Duration: 45d 4.68 1917 6.51 1918 4.44 1919 8.09 1920 5.74 1921 7.54 1922 5.54 1923 4.69 1924 5.06 1925 5.85 1926 5.64 1927 -9.99 1928 -9.99 1929 -9.99 1930 4.61 1931 3.97 1932 5.83 1933 4.98 1934 5.38 1935 6.34 1936 5.58 1937 6.72 1938 4.83 1939 5.22 1940 5.98 1941 7.01 1942 4.65 1943 8.99 1944 5.05 1945 7.05 1946 6.47 1947 -9.99 1948 5.20 1949 5.54 1950 5.97 1951 7.44 1952 6.78 1953 4.56 1954 5.75 1955 5.46 1956 7.09 1957 8.04 1958 5.58 1959 5.46 1960 4.39 1961 6.21 1962 8.35 1963 6.53 1964 5.20 1965 5.10 1966 7.35 1967 7.24 1968 4.50 1969 6.69 1970 7.75 1971 5.75 1972 6.03 1973 5.74 1974 5.27 1975 4.33 1976 7.12 1977 6.96 1978 3.80 1979 6.51 1980 7.99 1981 13.73 1982 8.67 1983 7.85 1984 6.05 1985 7.56 1986 5.09 1987 7.02 1988 4.96 1989 5.46 1990 8.18 1991 6.75 1992 10.71 1993 7.58 1994 10.15 1995 7.48 1996 5.72 1997 8.27 1998 8.25 1999 4.94 2000 Duration: 48h -9/-9/-999 -9.99 12/09/1949 2.05 05/02/1950 1.27 04/28/1951 1.95 03/10/1952 1.80 01/14/1953 3.95 02/18/1954 1.79 04/02/1955 2.47 12/05/1956 2.10 04/22/1957 2.52 02/27/1958 2.56 09/14/1959 2.10 11/27/1960 1.76 10/27/1961 1.93 03/09/1962 1.56 04/07/1963 1.58 04/30/1964 1.67 09/05/1965 3.73 10/12/1966 2.35 01/24/1967 1.85 05/21/1968 3.00 06/23/1969 1.50 09/04/1970 3.40 08/28/1971 1.70 12/28/1972 2.10 09/23/1973 1.90 04/09/1974 2.20 06/17/1975 1.80 04/25/1976 1.40 05/16/1977 1.90 09/17/1978 2.40 10/18/1979 1.80 10/14/1980 1.60 05/15/1981 2.10 09/26/1982 6.10 03/23/1983 2.80 07/08/1984 2.40 12/07/1985 2.30 04/01/1986 2.70 12/22/1987 1.40 04/30/1988 1.40 10/25/1989 1.90 03/05/1990 1.60 09/07/1991 2.80 10/31/1992 1.60 05/03/1993 2.70 04/09/1994 1.70 05/10/1995 2.40 03/22/1996 1.70 04/22/1997 1.60 02/15/1998 2.60 05/02/1999 1.70 09/21/2000 2.20 Duration: 60d 4.68 1917 7.40 1918 5.24 1919 10.26 1920 6.76 1921 8.41 1922 7.04 1923 5.54 1924 6.00 1925 6.05 1926 6.61 1927 -9.99 1928 -9.99 1929 6.28 1930 5.33 1931 5.05 1932 6.28 1933 5.73 1934 6.85 1935 7.78 1936 6.22 1937 7.65 1938 5.47 1939 6.74 1940 8.20 1941 7.60 1942 5.98 1943 11.15 1944 6.39 1945 8.81 1946 7.79 1947 -9.99 1948 6.64 1949 6.99 1950 7.53 1951 8.94 1952 7.94 1953 5.63 1954 6.07 1955 6.20 1956 9.08 1957 9.35 1958 6.16 1959 6.97 1960 5.44 1961 6.54 1962 9.02 1963 8.42 1964 5.31 1965 5.18 1966 8.34 1967 10.05 1968 5.57 1969 8.13 1970 8.79 1971 7.12 1972 7.44 1973 7.02 1974 6.71 1975 5.62 1976 7.79 1977 9.11 1978 3.98 1979 7.51 1980 9.99 1981 15.59 1982 12.06 1983 9.01 1984 7.30 1985 7.67 1986 5.67 1987 7.08 1988 5.19 1989 6.76 1990 9.76 1991 9.09 1992 11.99 1993 9.62 1994 13.54 1995 10.42 1996 7.63 1997 9.96 1998 8.86 1999 6.47 2000