Precipitation annual maximum series (inches) Station ID: 13-1793 Station name: COON RAPIDS State: IA Latitude (decimal degrees): 41.8747 Longitude (decimal degrees): -94.6706 Elevation (feet): 1185 Duration: 15 minutes 07/01/1973 1.10 05/18/1974 0.60 08/18/1975 0.70 06/12/1976 0.80 08/15/1977 0.70 09/12/1978 0.90 06/27/1979 0.80 08/11/1980 0.50 08/01/1981 1.00 08/31/1982 0.50 07/02/1983 1.10 07/10/1984 0.50 07/18/1985 0.70 07/11/1987 0.70 08/22/1988 0.90 08/26/1989 1.30 06/16/1990 0.80 08/06/1991 0.60 07/08/1993 1.00 06/12/1994 0.80 08/04/1995 0.80 08/19/1996 0.80 07/26/2000 1.00 05/30/2006 0.40 05/06/2007 0.90 06/03/2008 0.70 04/26/2009 0.70 06/12/2010 0.80 Duration: 30 minutes 07/29/1973 1.80 05/18/1974 0.80 08/18/1975 0.80 06/12/1976 1.50 07/14/1977 0.80 08/26/1978 1.50 06/27/1979 1.20 08/11/1980 0.90 08/01/1981 1.80 08/31/1982 0.80 07/02/1983 1.90 09/24/1984 0.70 07/18/1985 1.00 07/11/1987 1.30 08/22/1988 1.10 08/26/1989 1.90 06/16/1990 1.30 08/06/1991 1.00 07/08/1993 1.80 06/12/1994 1.10 08/04/1995 1.00 08/04/1996 1.30 07/26/2000 1.20 05/30/2006 0.60 05/06/2007 1.00 07/28/2008 1.30 04/30/2009 1.00 06/26/2010 1.50 Duration: 45 minutes 07/29/1973 2.40 05/18/1974 0.90 08/18/1975 0.90 06/12/1976 1.80 07/14/1977 0.90 08/26/1978 1.80 07/22/1979 1.40 08/11/1980 1.10 08/01/1981 2.40 08/31/1982 0.90 07/01/1983 2.60 09/24/1984 1.00 07/18/1985 1.20 07/11/1987 1.50 06/08/1988 1.40 08/26/1989 2.00 06/16/1990 1.40 05/29/1991 1.10 07/08/1993 2.20 06/12/1994 1.20 08/06/1995 1.30 08/04/1996 1.60 07/26/2000 1.30 05/30/2006 0.70 05/06/2007 1.10 07/28/2008 1.60 04/30/2009 1.30 06/26/2010 2.20 Duration: 1 hour 07/20/1949 0.94 06/18/1950 1.31 05/31/1951 2.02 06/26/1952 0.90 06/10/1953 1.30 06/20/1954 1.30 04/19/1955 1.00 06/06/1956 1.85 07/15/1957 1.65 07/01/1958 2.85 09/01/1959 0.88 08/05/1960 1.95 09/29/1961 1.28 06/10/1962 0.92 08/05/1963 2.55 04/12/1964 1.16 06/02/1965 0.91 06/27/1966 2.01 04/20/1967 0.57 08/23/1968 1.00 07/26/1969 1.50 05/13/1970 1.20 07/08/1971 1.20 07/29/1973 2.20 10/30/1974 0.92 08/18/1975 0.83 06/12/1976 1.93 08/15/1977 0.92 08/26/1978 1.65 06/27/1979 1.38 08/11/1980 1.10 08/01/1981 2.66 08/31/1982 0.83 07/02/1983 2.94 09/24/1984 1.01 07/18/1985 1.19 07/11/1987 1.47 06/08/1988 1.65 08/26/1989 1.93 06/16/1990 1.65 08/06/1991 1.19 07/08/1993 2.39 06/12/1994 1.10 08/10/1995 1.38 08/04/1996 1.83 07/26/2000 1.19 07/26/2006 0.83 05/06/2007 1.28 07/28/2008 1.65 04/30/2009 1.19 06/26/2010 2.11 Duration: 2 hours 07/20/1949 1.46 06/18/1950 1.98 05/31/1951 2.77 06/20/1952 1.30 06/10/1953 2.50 06/20/1954 1.86 04/19/1955 1.05 06/06/1956 3.10 07/15/1957 1.79 07/01/1958 4.28 09/01/1959 1.42 08/05/1960 2.08 07/31/1961 1.78 06/29/1962 1.20 08/05/1963 4.40 04/12/1964 1.38 06/02/1965 1.43 06/27/1966 2.99 04/20/1967 1.00 10/16/1968 1.20 07/26/1969 2.00 05/13/1970 2.00 07/08/1971 1.26 07/29/1973 2.60 10/30/1974 1.06 08/27/1975 1.25 06/12/1976 2.21 09/03/1977 1.15 08/26/1978 2.79 06/27/1979 2.21 08/11/1980 1.35 08/01/1981 3.08 08/31/1982 0.87 07/01/1983 3.27 09/24/1984 1.25 07/18/1985 1.35 06/29/1986 3.75 07/11/1987 1.63 06/07/1988 2.79 08/26/1989 2.31 06/16/1990 2.12 08/06/1991 1.54 07/08/1993 3.65 06/12/1994 1.15 08/06/1995 2.02 08/04/1996 2.40 05/18/2000 1.25 07/25/2006 1.15 05/06/2007 1.83 07/28/2008 1.92 04/30/2009 1.25 06/26/2010 2.31 Duration: 3 hours 07/20/1949 1.82 06/17/1950 2.33 05/31/1951 2.82 06/20/1952 1.82 06/09/1953 3.55 06/20/1954 2.01 04/23/1955 1.55 06/06/1956 3.43 07/15/1957 1.83 07/01/1958 5.33 09/01/1959 1.45 08/05/1960 2.15 07/31/1961 1.98 06/29/1962 1.28 08/05/1963 5.42 04/12/1964 1.71 06/02/1965 1.46 06/27/1966 3.36 06/24/1967 1.12 10/16/1968 1.40 07/26/1969 2.04 05/13/1970 2.40 06/29/1971 1.30 07/01/1973 2.80 10/30/1974 1.10 08/27/1975 1.30 06/12/1976 2.30 09/03/1977 1.30 08/26/1978 3.00 06/27/1979 2.50 08/11/1980 1.50 08/01/1981 3.30 07/06/1982 1.10 07/01/1983 3.40 07/22/1984 1.40 07/18/1985 1.40 07/11/1987 1.80 06/07/1988 4.20 08/26/1989 2.60 06/16/1990 2.20 08/06/1991 1.60 07/08/1993 4.30 06/12/1994 1.20 08/06/1995 2.20 08/04/1996 2.50 05/18/2000 1.50 08/28/2006 1.30 05/06/2007 2.10 07/28/2008 2.40 04/26/2009 1.30 06/26/2010 2.40 Duration: 6 hours 07/20/1949 2.20 06/17/1950 2.78 05/31/1951 3.00 06/20/1952 2.21 06/09/1953 4.50 06/20/1954 2.30 04/23/1955 2.30 06/06/1956 3.62 06/15/1957 2.61 07/01/1958 6.22 09/01/1959 1.46 08/05/1960 2.17 07/31/1961 2.25 08/23/1962 1.37 08/05/1963 6.24 04/12/1964 2.28 09/18/1965 1.53 06/27/1966 3.70 06/05/1967 1.59 10/08/1968 1.80 07/09/1969 2.20 05/13/1970 2.60 06/29/1971 1.70 07/29/1973 3.20 09/12/1974 1.60 08/27/1975 1.60 06/12/1976 2.32 09/03/1977 2.00 09/12/1978 3.40 06/27/1979 2.52 08/11/1980 1.60 08/01/1981 3.50 07/06/1982 1.50 07/01/1983 3.43 07/22/1984 1.50 07/18/1985 1.60 07/11/1987 1.90 06/07/1988 5.10 08/26/1989 3.00 06/16/1990 2.22 08/06/1991 1.62 07/08/1993 6.30 09/04/1994 1.50 08/06/1995 2.22 08/04/1996 3.00 05/18/2000 1.60 08/27/2006 2.40 05/06/2007 2.40 07/28/2008 3.80 04/26/2009 1.80 06/26/2010 2.42 Duration: 12 hours 07/20/1949 2.22 06/17/1950 3.15 05/31/1951 3.04 06/26/1952 2.47 06/09/1953 4.54 08/21/1954 2.40 04/23/1955 2.95 06/06/1956 3.66 06/15/1957 3.20 07/01/1958 6.43 06/27/1959 1.49 05/05/1960 3.00 09/29/1961 2.34 05/28/1962 2.05 08/05/1963 7.32 04/12/1964 2.75 09/18/1965 2.55 06/27/1966 3.75 06/04/1967 2.23 10/16/1968 2.10 05/05/1969 2.50 08/06/1970 2.90 06/29/1971 1.80 06/30/1973 3.60 05/17/1974 1.80 08/27/1975 1.90 05/21/1976 2.35 09/03/1977 2.10 09/12/1978 3.50 06/27/1979 2.60 08/11/1980 1.62 08/01/1981 3.54 11/11/1982 1.70 07/01/1983 3.50 09/24/1984 1.60 07/18/1985 1.80 07/11/1987 1.92 06/07/1988 5.20 08/26/1989 3.40 06/13/1990 2.24 04/08/1991 1.70 07/08/1993 6.40 09/04/1994 1.60 08/06/1995 2.24 08/04/1996 3.90 05/18/2000 1.62 08/27/2006 2.60 05/06/2007 2.60 07/28/2008 3.90 04/26/2009 2.30 06/26/2010 2.45 Duration: 1 day 07/20/1949 1.98 06/18/1950 2.84 05/31/1951 3.62 06/26/1952 3.23 06/10/1953 4.06 08/21/1954 2.21 04/23/1955 2.77 06/06/1956 3.39 06/15/1957 2.95 07/01/1958 5.77 09/01/1959 1.50 05/05/1960 3.57 07/31/1961 2.20 05/28/1962 2.04 08/05/1963 8.01 04/12/1964 2.46 09/18/1965 3.80 06/27/1966 3.35 06/05/1967 2.04 10/16/1968 2.32 05/05/1969 2.32 05/13/1970 2.68 02/18/1971 1.79 09/10/1972 3.00 07/01/1973 3.57 05/18/1974 2.68 08/27/1975 1.70 06/12/1976 2.50 09/03/1977 1.88 08/26/1978 4.20 06/27/1979 2.41 08/11/1980 1.52 08/01/1981 3.21 11/11/1982 1.52 07/02/1983 3.21 07/22/1984 1.79 07/18/1985 1.70 06/29/1986 5.98 09/16/1987 1.88 08/22/1988 4.64 08/26/1989 3.12 06/16/1990 3.48 04/08/1991 1.52 07/24/1992 2.40 07/08/1993 6.61 09/04/1994 1.52 08/06/1995 2.00 08/04/1996 3.84 05/18/2000 1.45 08/28/2006 2.32 05/06/2007 2.86 07/28/2008 3.48 04/26/2009 2.50 06/26/2010 2.23 Duration: 2 days 07/20/1949 2.14 06/17/1950 3.08 05/31/1951 5.23 06/26/1952 3.53 06/09/1953 4.37 08/21/1954 3.92 04/23/1955 2.98 06/06/1956 3.65 06/15/1957 3.90 07/01/1958 7.57 09/25/1959 2.36 05/05/1960 4.03 09/29/1961 2.38 05/28/1962 2.25 08/05/1963 8.67 04/12/1964 2.65 09/18/1965 4.10 06/27/1966 3.72 06/04/1967 2.23 10/16/1968 2.69 05/05/1969 2.50 05/12/1970 3.17 02/18/1971 2.21 09/10/1972 3.80 06/30/1973 4.23 05/17/1974 3.17 08/27/1975 1.92 06/12/1976 3.65 09/03/1977 2.02 09/12/1978 4.52 10/21/1979 2.79 08/10/1980 1.92 08/01/1981 3.46 11/11/1982 1.73 07/01/1983 3.65 10/14/1984 2.31 07/18/1985 1.92 06/28/1986 6.63 08/07/1987 2.21 06/07/1988 5.00 09/07/1989 4.52 06/15/1990 4.81 08/06/1991 2.50 07/24/1992 2.90 07/08/1993 7.12 09/04/1994 1.64 08/05/1995 3.27 08/04/1996 4.23 05/18/2000 1.56 08/27/2006 2.50 04/24/2007 3.46 07/28/2008 3.75 04/26/2009 2.69 06/10/2010 3.75 Duration: 3 days 07/20/1949 2.20 06/18/1950 3.30 05/31/1951 5.54 06/26/1952 3.67 06/09/1953 4.50 08/21/1954 4.33 04/23/1955 3.10 06/04/1956 3.90 06/13/1957 4.49 07/01/1958 7.99 05/28/1959 2.47 05/05/1960 4.19 09/10/1961 2.53 05/26/1962 2.75 08/05/1963 9.02 04/12/1964 2.75 09/18/1965 5.79 06/26/1966 4.00 06/05/1967 3.07 10/16/1968 2.80 05/05/1969 2.80 05/12/1970 3.30 02/18/1971 2.30 09/10/1972 4.90 06/30/1973 4.40 05/16/1974 4.10 06/09/1975 2.10 05/21/1976 3.80 09/03/1977 2.10 09/12/1978 4.70 07/22/1979 2.90 08/09/1980 2.40 08/01/1981 3.60 11/09/1982 2.00 06/30/1983 3.80 10/14/1984 2.60 07/18/1985 2.00 06/27/1986 7.00 07/10/1987 2.60 06/07/1988 5.20 09/07/1989 4.70 06/15/1990 5.00 04/12/1991 2.90 07/22/1992 3.00 07/08/1993 7.40 06/10/1994 1.70 08/04/1995 3.40 08/04/1996 4.40 05/18/2000 1.60 04/28/2006 2.60 04/24/2007 3.60 07/28/2008 3.90 04/26/2009 2.80 06/10/2010 3.90 Duration: 4 days 07/20/1949 2.45 06/15/1950 4.46 05/31/1951 5.59 06/26/1952 3.71 06/07/1953 5.33 08/21/1954 4.37 04/23/1955 3.13 06/04/1956 4.05 06/13/1957 5.20 07/01/1958 8.07 06/27/1959 2.88 05/05/1960 4.23 09/10/1961 2.55 05/25/1962 3.18 08/05/1963 9.11 04/12/1964 2.78 09/18/1965 5.85 06/26/1966 4.04 06/04/1967 3.44 08/23/1968 3.00 07/06/1969 3.00 08/04/1970 4.50 10/27/1971 2.32 09/10/1972 4.95 06/30/1973 4.60 05/16/1974 4.14 08/24/1975 2.70 05/21/1976 3.84 08/31/1977 3.20 09/12/1978 4.75 07/22/1979 2.93 08/08/1980 3.10 08/01/1981 3.64 07/06/1982 2.30 06/30/1983 3.84 10/14/1984 2.63 07/18/1985 2.02 06/27/1986 7.10 07/08/1987 3.20 06/07/1988 5.25 09/07/1989 4.75 06/13/1990 7.20 04/11/1991 3.00 07/22/1992 3.50 07/08/1993 8.00 06/20/1994 1.90 08/04/1995 3.43 08/04/1996 4.44 06/25/2000 1.80 04/28/2006 2.63 04/22/2007 4.10 07/28/2008 3.94 04/26/2009 3.50 06/10/2010 4.40 Duration: 7 days 07/20/1949 2.50 06/12/1950 6.14 05/29/1951 5.65 06/20/1952 5.06 06/04/1953 5.75 08/17/1954 5.78 04/19/1955 4.15 06/04/1956 4.09 06/12/1957 5.74 07/01/1958 8.15 06/27/1959 2.91 05/05/1960 4.27 07/26/1961 3.82 05/25/1962 3.25 07/31/1963 9.97 06/08/1964 3.17 09/14/1965 6.29 06/26/1966 4.08 06/05/1967 5.19 04/18/1968 3.63 05/01/1969 3.40 08/02/1970 4.80 02/18/1971 2.80 09/07/1972 5.00 06/30/1973 4.65 05/13/1974 5.30 08/23/1975 3.00 05/21/1976 3.88 08/28/1977 3.90 09/12/1978 5.40 10/18/1979 3.10 08/11/1980 3.70 07/27/1981 4.50 06/30/1982 3.00 06/27/1983 6.80 05/22/1984 3.60 09/23/1985 2.70 06/27/1986 7.46 07/07/1987 4.30 06/02/1988 5.30 09/03/1989 6.40 06/13/1990 7.30 04/08/1991 4.70 07/22/1992 3.80 07/08/1993 9.00 06/17/1994 2.60 08/04/1995 5.20 08/04/1996 4.49 11/01/2000 2.00 04/25/2006 2.90 04/22/2007 4.14 07/24/2008 5.10 04/26/2009 5.10 06/08/2010 5.50 Duration: 10 days 07/20/1949 2.65 06/14/1950 6.98 05/29/1951 7.48 06/18/1952 6.57 06/04/1953 5.81 08/16/1954 6.30 04/19/1955 4.21 05/29/1956 5.20 06/13/1957 6.34 07/01/1958 8.23 06/21/1959 3.65 04/28/1960 4.93 07/26/1961 3.86 05/20/1962 4.38 07/31/1963 10.46 04/12/1964 3.73 09/18/1965 7.23 06/26/1966 4.12 06/04/1967 5.93 10/08/1968 4.70 06/22/1969 3.80 08/02/1970 4.85 06/29/1971 3.30 09/07/1972 5.05 07/20/1973 5.60 05/16/1974 6.40 06/09/1975 4.70 05/15/1976 5.10 08/25/1977 5.50 09/12/1978 7.00 07/22/1979 3.70 08/08/1980 5.20 07/26/1981 4.60 06/30/1982 3.70 06/27/1983 6.87 05/19/1984 3.70 09/21/1985 3.20 06/27/1986 7.88 07/05/1987 4.80 06/02/1988 5.36 08/31/1989 6.60 06/13/1990 8.00 04/08/1991 4.80 07/24/1992 4.40 07/08/1993 9.10 06/12/1994 2.70 08/04/1995 5.25 08/04/1996 4.53 05/18/2000 2.80 08/10/2006 3.10 10/05/2007 4.30 07/19/2008 6.70 04/21/2009 5.15 06/08/2010 6.10 Duration: 20 days 06/12/1949 3.49 06/09/1950 8.55 05/31/1951 9.01 06/18/1952 10.35 05/22/1953 6.64 08/07/1954 7.37 04/19/1955 5.00 05/29/1956 5.35 06/10/1957 7.94 07/01/1958 10.72 04/17/1959 4.80 05/05/1960 6.82 09/11/1961 5.21 05/20/1962 6.47 07/17/1963 11.83 06/04/1964 5.39 09/03/1965 10.15 06/09/1966 6.34 05/27/1967 8.76 09/29/1968 5.70 06/22/1969 7.10 08/02/1970 5.40 05/05/1971 4.80 04/19/1972 5.90 06/12/1973 6.80 05/10/1974 9.10 06/09/1975 5.30 05/12/1976 5.30 08/15/1977 6.90 08/25/1978 8.40 08/18/1979 5.10 08/04/1980 5.90 07/15/1981 6.10 05/06/1982 5.30 06/13/1983 9.40 05/22/1984 5.70 09/13/1985 3.80 06/10/1986 10.20 06/24/1987 5.80 06/02/1988 5.50 08/23/1989 10.30 06/09/1990 9.10 04/08/1991 6.10 07/11/1992 6.70 07/08/1993 11.00 06/05/1994 5.10 07/31/1995 7.70 07/18/1996 7.20 05/08/2000 3.50 08/10/2006 5.70 04/22/2007 7.70 05/23/2008 10.30 04/26/2009 6.60 06/08/2010 10.70 Duration: 30 days 08/16/1949 4.54 05/24/1950 13.07 05/29/1951 9.48 06/14/1952 11.08 06/04/1953 7.17 07/30/1954 8.01 04/11/1955 5.72 06/04/1956 8.02 06/06/1957 8.94 07/01/1958 12.52 05/02/1959 6.26 04/28/1960 7.92 09/02/1961 6.55 05/16/1962 7.66 07/12/1963 13.71 04/12/1964 7.62 08/29/1965 13.17 06/02/1966 7.84 05/26/1967 10.97 08/07/1968 6.70 06/11/1969 8.90 07/14/1970 5.70 04/20/1971 5.40 04/15/1972 7.30 06/30/1973 10.40 05/10/1974 10.10 05/28/1975 6.90 05/15/1976 8.40 08/05/1977 8.10 08/25/1978 10.70 06/27/1979 6.50 08/08/1980 7.00 07/03/1981 8.40 05/04/1982 7.00 06/05/1983 10.10 05/18/1984 8.00 09/05/1985 4.49 06/04/1986 11.96 06/24/1987 6.40 08/22/1988 5.90 08/14/1989 12.20 06/13/1990 13.20 03/20/1991 7.80 07/11/1992 7.80 06/12/1993 13.30 06/05/1994 5.80 07/19/1995 9.20 07/12/1996 10.70 05/18/2000 4.30 08/27/2006 7.50 04/10/2007 8.70 05/23/2008 10.70 06/12/2009 7.80 06/08/2010 13.00 Duration: 45 days 06/12/1949 5.99 05/05/1950 15.29 04/24/1951 14.54 06/20/1952 12.48 05/18/1953 8.48 07/17/1954 8.63 04/23/1955 7.41 05/29/1956 10.41 06/06/1957 11.68 06/12/1958 13.65 04/17/1959 9.11 04/13/1960 10.22 08/18/1961 8.68 05/16/1962 9.29 06/27/1963 14.58 04/12/1964 10.08 08/17/1965 14.28 05/15/1966 10.23 05/26/1967 11.47 08/07/1968 8.50 06/12/1969 11.30 08/02/1970 7.70 05/07/1971 6.80 04/15/1972 8.70 05/26/1973 12.20 05/10/1974 11.60 05/05/1975 7.40 04/14/1976 9.70 08/05/1977 9.60 08/15/1978 11.40 07/22/1979 8.20 07/25/1980 7.80 06/21/1981 10.20 05/04/1982 8.60 05/20/1983 10.50 04/14/1984 8.93 08/17/1985 5.90 06/04/1986 14.02 07/05/1987 10.00 06/07/1988 8.80 07/29/1989 13.00 06/13/1990 15.50 03/12/1991 9.50 07/02/1992 9.20 06/11/1993 16.40 05/29/1994 7.00 07/15/1995 9.80 07/12/1996 12.10 05/18/2000 6.60 08/08/2006 10.90 03/24/2007 11.50 05/02/2008 11.80 05/26/2009 10.30 06/05/2010 16.40 Duration: 60 days 07/20/1949 7.72 04/24/1950 20.86 04/20/1951 16.87 06/18/1952 15.79 04/29/1953 9.47 08/16/1954 10.85 04/13/1955 8.88 06/04/1956 12.94 05/10/1957 13.28 06/03/1958 15.32 05/02/1959 10.09 05/05/1960 13.01 07/26/1961 10.27 05/16/1962 10.61 07/05/1963 16.07 04/26/1964 11.61 08/24/1965 15.20 05/10/1966 11.55 05/27/1967 12.00 08/18/1968 12.00 06/11/1969 14.10 06/10/1970 9.40 05/04/1971 8.90 04/19/1972 12.60 05/05/1973 15.10 04/11/1974 12.70 04/21/1975 9.80 04/16/1976 13.10 07/11/1977 12.50 07/20/1978 12.60 06/24/1979 10.60 07/10/1980 8.50 06/14/1981 12.40 05/11/1982 10.50 05/05/1983 12.80 04/18/1984 12.23 08/09/1985 6.76 05/08/1986 17.48 06/28/1987 11.80 06/02/1988 9.60 07/11/1989 16.10 05/15/1990 18.20 04/08/1991 11.30 07/12/1992 10.40 05/26/1993 18.90 06/05/1994 8.40 06/25/1995 11.40 07/12/1996 13.70 05/18/2000 7.90 07/25/2006 13.60 03/28/2007 13.10 04/17/2008 15.10 04/26/2009 14.20 05/25/2010 19.80