Precipitation annual maximum series (inches) Station ID: 11-1627 Station name: CHILLICOTHE State: IL Latitude (decimal degrees): 40.9156 Longitude (decimal degrees): 89.5031 Elevation (feet): 535 Duration: 01d 1.52 1940 2.25 1941 3.11 1942 2.20 1943 3.16 1944 2.57 1945 2.38 1946 1.91 1947 2.18 1948 2.55 1949 3.64 1950 4.49 1951 3.21 1952 2.33 1953 2.70 1954 3.30 1955 3.96 1956 2.75 1957 3.10 1958 2.07 1959 2.03 1960 3.13 1961 2.63 1962 1.20 1963 4.06 1964 2.40 1965 2.23 1966 2.49 1967 3.38 1968 3.46 1969 2.71 1970 2.19 1971 2.28 1972 1.70 1973 2.00 1974 1.37 1975 2.10 1976 2.30 1977 1.67 1978 1.52 1979 3.20 1980 4.18 1981 2.77 1982 2.65 1983 -9.99 1984 3.11 1985 4.02 1986 1.50 1987 1.53 1988 2.63 1989 3.80 1990 2.87 1991 3.50 1992 3.61 1993 2.03 1994 2.00 1995 4.50 1996 4.80 1997 1.61 1998 2.12 1999 1.70 2000 Duration: 02d 1.62 1940 2.93 1941 3.17 1942 2.74 1943 4.89 1944 2.72 1945 2.57 1946 2.21 1947 2.96 1948 3.68 1949 3.67 1950 4.66 1951 3.44 1952 3.06 1953 3.70 1954 3.30 1955 4.44 1956 3.80 1957 3.10 1958 2.77 1959 2.43 1960 4.25 1961 2.90 1962 1.88 1963 4.25 1964 2.98 1965 2.53 1966 2.73 1967 6.38 1968 3.78 1969 3.34 1970 2.72 1971 2.58 1972 2.34 1973 4.00 1974 2.04 1975 3.45 1976 3.30 1977 2.35 1978 1.96 1979 3.66 1980 4.21 1981 3.03 1982 3.35 1983 -9.99 1984 4.32 1985 4.45 1986 2.65 1987 1.92 1988 3.86 1989 4.03 1990 4.67 1991 3.69 1992 3.61 1993 2.18 1994 2.81 1995 4.50 1996 4.80 1997 2.02 1998 2.42 1999 2.22 2000 Duration: 04d 1.92 1940 3.45 1941 3.77 1942 4.03 1943 5.01 1944 3.72 1945 3.13 1946 2.45 1947 3.33 1948 4.02 1949 4.25 1950 4.79 1951 3.74 1952 3.71 1953 4.07 1954 3.30 1955 4.87 1956 3.80 1957 3.36 1958 4.11 1959 2.57 1960 5.30 1961 2.90 1962 1.96 1963 4.25 1964 4.08 1965 2.61 1966 2.79 1967 6.38 1968 5.12 1969 4.58 1970 4.02 1971 3.67 1972 3.34 1973 5.06 1974 2.04 1975 3.68 1976 3.70 1977 2.83 1978 2.75 1979 4.53 1980 4.77 1981 3.48 1982 4.23 1983 -9.99 1984 4.43 1985 5.38 1986 2.70 1987 1.92 1988 4.78 1989 5.73 1990 5.82 1991 3.89 1992 3.92 1993 2.20 1994 2.94 1995 4.50 1996 4.83 1997 2.04 1998 2.67 1999 3.04 2000 Duration: 07d 2.02 1940 4.61 1941 4.19 1942 4.33 1943 5.13 1944 4.26 1945 4.15 1946 2.82 1947 4.19 1948 4.02 1949 5.78 1950 4.97 1951 4.47 1952 3.81 1953 6.85 1954 4.75 1955 5.85 1956 3.80 1957 4.54 1958 4.66 1959 3.26 1960 5.52 1961 3.12 1962 3.08 1963 4.53 1964 5.40 1965 3.18 1966 2.96 1967 6.48 1968 5.21 1969 5.23 1970 4.02 1971 4.66 1972 4.20 1973 5.83 1974 2.45 1975 4.75 1976 5.19 1977 3.83 1978 2.75 1979 4.93 1980 4.84 1981 4.40 1982 4.49 1983 -9.99 1984 5.80 1985 5.94 1986 4.39 1987 2.63 1988 6.49 1989 6.13 1990 5.82 1991 4.83 1992 5.75 1993 4.26 1994 5.04 1995 4.60 1996 6.18 1997 2.54 1998 3.78 1999 3.71 2000 Duration: 10d 2.26 1940 5.86 1941 4.54 1942 6.11 1943 5.14 1944 5.41 1945 5.05 1946 3.40 1947 4.26 1948 4.04 1949 6.10 1950 5.31 1951 6.70 1952 3.85 1953 7.34 1954 5.39 1955 5.87 1956 4.54 1957 4.69 1958 6.74 1959 4.57 1960 5.52 1961 3.71 1962 3.73 1963 4.96 1964 6.30 1965 3.25 1966 3.94 1967 6.51 1968 5.29 1969 6.69 1970 4.67 1971 5.46 1972 4.22 1973 6.61 1974 2.77 1975 4.77 1976 5.21 1977 5.55 1978 2.89 1979 5.10 1980 5.76 1981 5.26 1982 4.86 1983 -9.99 1984 6.26 1985 8.18 1986 5.15 1987 3.48 1988 7.46 1989 7.55 1990 5.82 1991 5.25 1992 6.03 1993 4.50 1994 5.72 1995 5.19 1996 6.68 1997 3.37 1998 3.78 1999 3.94 2000 Duration: 20d 2.81 1940 8.38 1941 6.23 1942 8.81 1943 6.31 1944 6.65 1945 5.82 1946 5.62 1947 6.38 1948 4.97 1949 6.64 1950 8.78 1951 8.44 1952 5.37 1953 8.06 1954 8.22 1955 6.85 1956 5.11 1957 7.57 1958 8.78 1959 6.07 1960 10.59 1961 4.45 1962 4.34 1963 5.46 1964 7.80 1965 5.10 1966 5.56 1967 7.55 1968 5.50 1969 9.11 1970 5.85 1971 6.88 1972 6.21 1973 9.28 1974 3.67 1975 6.31 1976 7.33 1977 6.03 1978 4.79 1979 6.36 1980 8.50 1981 6.25 1982 6.01 1983 -9.99 1984 9.99 1985 11.49 1986 7.79 1987 4.09 1988 10.64 1989 10.46 1990 6.79 1991 7.27 1992 7.36 1993 4.87 1994 9.71 1995 6.69 1996 7.11 1997 4.03 1998 5.59 1999 4.93 2000 Duration: 30d 3.67 1940 9.87 1941 6.85 1942 12.55 1943 7.91 1944 7.70 1945 7.01 1946 8.28 1947 7.69 1948 6.19 1949 7.03 1950 9.77 1951 9.95 1952 5.93 1953 10.01 1954 9.51 1955 7.48 1956 6.82 1957 8.92 1958 8.87 1959 8.35 1960 11.64 1961 5.23 1962 5.23 1963 6.95 1964 10.37 1965 7.23 1966 7.45 1967 8.27 1968 6.42 1969 11.19 1970 6.99 1971 8.44 1972 7.09 1973 10.77 1974 5.51 1975 8.11 1976 8.81 1977 6.92 1978 5.76 1979 7.73 1980 11.29 1981 8.18 1982 7.12 1983 -9.99 1984 10.22 1985 12.38 1986 10.61 1987 5.25 1988 11.07 1989 12.14 1990 8.97 1991 9.09 1992 10.38 1993 6.35 1994 11.36 1995 9.13 1996 8.59 1997 5.58 1998 7.80 1999 5.88 2000 Duration: 45d 4.42 1940 12.67 1941 10.29 1942 14.55 1943 11.82 1944 10.13 1945 7.95 1946 11.11 1947 10.02 1948 8.50 1949 11.20 1950 12.18 1951 12.34 1952 7.96 1953 11.49 1954 10.66 1955 9.26 1956 8.75 1957 12.18 1958 10.49 1959 10.45 1960 12.27 1961 6.47 1962 6.38 1963 8.27 1964 11.80 1965 7.43 1966 8.79 1967 10.09 1968 9.03 1969 15.87 1970 7.45 1971 13.00 1972 10.81 1973 13.01 1974 7.06 1975 9.83 1976 11.57 1977 10.16 1978 7.70 1979 9.32 1980 14.99 1981 9.97 1982 7.94 1983 -9.99 1984 13.29 1985 13.79 1986 11.10 1987 6.84 1988 11.95 1989 15.33 1990 10.10 1991 9.38 1992 13.06 1993 8.63 1994 12.82 1995 11.53 1996 10.91 1997 7.36 1998 9.69 1999 7.12 2000 Duration: 60d 5.29 1940 15.49 1941 11.41 1942 15.93 1943 14.02 1944 13.13 1945 10.37 1946 12.33 1947 10.92 1948 9.39 1949 12.05 1950 13.88 1951 13.80 1952 9.06 1953 13.56 1954 14.94 1955 10.56 1956 9.14 1957 14.21 1958 11.42 1959 12.22 1960 14.99 1961 8.39 1962 8.34 1963 10.16 1964 14.32 1965 9.01 1966 10.65 1967 10.91 1968 10.16 1969 19.53 1970 8.39 1971 15.43 1972 12.24 1973 15.40 1974 9.71 1975 10.59 1976 13.99 1977 10.90 1978 9.57 1979 10.67 1980 17.44 1981 13.19 1982 9.82 1983 -9.99 1984 15.73 1985 14.68 1986 12.59 1987 7.37 1988 13.57 1989 18.15 1990 12.83 1991 11.58 1992 16.99 1993 9.09 1994 16.56 1995 13.70 1996 12.59 1997 9.28 1998 12.96 1999 8.92 2000