Precipitation annual maximum series (inches) Station ID: 13-5584 Station name: MISSOURI VALLEY 1 NNE State: IA Latitude (decimal degrees): 41.5742 Longitude (decimal degrees): -95.8822 Elevation (feet): 1230 Duration: 15 minutes 08/15/1974 0.70 06/26/1976 0.80 07/24/1977 1.00 06/19/1978 0.60 08/17/1980 1.10 08/25/1981 1.20 06/13/1983 0.60 09/05/1985 0.60 07/17/1988 0.80 07/17/1989 1.10 07/22/1995 1.20 07/20/1999 1.20 07/02/2000 0.80 07/03/2001 0.60 10/04/2002 0.40 04/29/2003 0.60 05/22/2004 1.00 07/15/2008 0.60 06/19/2009 0.90 06/01/2010 1.40 Duration: 30 minutes 08/15/1974 1.00 06/26/1976 0.90 07/24/1977 1.80 06/19/1978 0.90 08/17/1980 1.50 08/25/1981 2.20 06/13/1983 0.90 07/13/1985 0.70 07/17/1988 1.30 09/04/1989 1.40 07/22/1995 1.60 08/06/1999 1.70 07/02/2000 1.10 07/03/2001 0.90 10/03/2002 0.50 04/29/2003 0.90 05/22/2004 1.20 04/18/2005 2.10 07/15/2008 1.10 06/19/2009 1.60 06/01/2010 1.40 Duration: 45 minutes 08/15/1974 1.10 06/26/1976 1.00 07/24/1977 2.10 04/08/1978 1.20 08/10/1980 2.00 08/25/1981 2.80 06/13/1983 1.20 07/13/1985 0.90 07/17/1988 1.40 07/17/1989 1.50 07/22/1995 1.90 08/06/1999 2.30 07/02/2000 1.20 06/13/2001 1.00 10/03/2002 0.60 04/29/2003 1.00 05/22/2004 1.40 04/18/2005 2.90 07/15/2008 1.30 06/19/2009 1.90 06/01/2010 1.50 Duration: 1 hour 06/01/1949 1.40 08/17/1950 1.42 06/19/1951 1.69 07/14/1952 1.39 05/24/1953 0.60 06/20/1954 1.45 04/23/1955 0.90 07/11/1956 0.89 06/15/1957 1.22 08/13/1958 2.00 06/11/1959 1.35 08/06/1960 1.58 07/27/1961 2.24 07/21/1962 2.02 08/27/1963 0.93 04/20/1964 2.01 09/06/1965 1.40 08/20/1966 2.30 06/09/1967 0.90 08/15/1974 1.10 06/26/1976 0.92 07/24/1977 1.93 04/08/1978 1.47 08/10/1980 2.20 05/03/1981 2.94 06/13/1983 1.28 05/27/1985 1.01 07/17/1988 1.28 09/04/1989 1.65 07/22/1995 1.74 08/06/1999 2.75 07/02/2000 1.10 06/13/2001 1.19 06/11/2002 0.64 06/07/2003 1.01 05/22/2004 1.38 07/15/2008 1.19 06/19/2009 2.11 06/01/2010 1.47 Duration: 2 hours 06/01/1949 1.73 07/15/1950 1.78 06/19/1951 1.77 07/14/1952 1.51 11/19/1953 0.82 06/20/1954 1.95 04/23/1955 1.05 07/11/1956 1.26 05/20/1957 2.03 08/13/1958 2.10 06/27/1959 1.85 08/06/1960 2.18 07/27/1961 2.35 07/21/1962 2.12 06/04/1963 1.32 04/20/1964 2.16 09/06/1965 2.00 08/20/1966 3.10 06/15/1967 0.94 08/15/1974 1.35 06/26/1976 1.44 07/24/1977 2.12 04/08/1978 2.12 08/10/1980 2.60 05/03/1981 3.17 06/13/1983 1.63 07/13/1985 1.15 07/17/1988 1.44 09/04/1989 3.08 07/22/1995 1.83 08/06/1999 4.04 07/02/2000 1.15 06/13/2001 1.63 10/03/2002 0.77 06/07/2003 1.35 05/22/2004 1.92 07/15/2008 1.35 06/19/2009 2.88 06/08/2010 1.83 Duration: 3 hours 06/01/1949 1.76 08/12/1950 1.91 08/20/1951 1.85 07/14/1952 1.54 11/19/1953 0.96 06/20/1954 1.99 04/23/1955 1.50 07/11/1956 1.39 05/20/1957 2.10 08/13/1958 2.20 06/27/1959 1.89 08/06/1960 2.22 07/27/1961 2.40 07/21/1962 2.16 06/04/1963 1.70 04/20/1964 2.20 09/06/1965 2.20 08/20/1966 3.50 06/04/1967 1.10 08/15/1974 1.50 06/26/1976 1.60 07/24/1977 2.30 04/08/1978 2.30 08/10/1980 2.90 05/03/1981 3.23 06/13/1983 1.80 07/13/1985 1.20 07/17/1988 1.50 09/03/1989 3.50 07/22/1995 1.90 08/06/1999 4.70 07/02/2000 1.30 06/13/2001 1.70 10/03/2002 1.00 06/07/2003 1.50 05/22/2004 2.20 06/08/2008 1.40 07/03/2009 3.10 06/08/2010 2.10 Duration: 6 hours 06/01/1949 1.80 08/12/1950 2.36 08/20/1951 1.95 06/26/1952 2.00 11/19/1953 1.35 06/20/1954 2.85 04/23/1955 2.10 07/11/1956 1.40 05/20/1957 2.12 08/13/1958 2.29 05/04/1959 2.59 08/06/1960 2.24 07/27/1961 2.50 07/21/1962 2.18 06/04/1963 1.72 04/20/1964 2.22 09/06/1965 2.50 08/20/1966 3.53 06/04/1967 1.70 09/11/1974 1.60 05/21/1976 1.80 07/24/1977 2.32 04/08/1978 2.40 08/10/1980 3.10 05/03/1981 3.26 06/13/1983 2.00 07/13/1985 1.40 07/17/1988 1.51 09/03/1989 3.70 07/22/1995 1.92 08/06/1999 7.10 07/02/2000 1.31 06/13/2001 2.30 05/11/2002 1.60 05/03/2003 1.90 05/22/2004 2.50 06/08/2008 1.90 07/03/2009 3.60 08/02/2010 2.50 Duration: 12 hours 06/01/1949 1.82 08/12/1950 2.42 07/02/1951 2.35 06/26/1952 2.06 11/19/1953 1.45 06/20/1954 3.44 04/23/1955 2.29 09/05/1956 1.42 05/20/1957 2.14 07/19/1958 2.34 05/04/1959 2.70 05/05/1960 2.45 07/27/1961 2.52 08/30/1962 2.62 06/24/1963 1.88 04/20/1964 2.25 09/06/1965 3.20 08/20/1966 3.60 06/04/1967 1.80 09/11/1974 1.70 05/21/1976 2.40 07/24/1977 2.35 04/08/1978 2.42 08/10/1980 3.13 05/03/1981 3.30 06/13/1983 2.10 07/13/1985 1.41 09/27/1988 1.60 09/03/1989 3.74 07/22/1995 1.94 08/05/1999 7.80 07/02/2000 1.33 06/13/2001 2.40 05/11/2002 1.80 05/03/2003 2.20 05/22/2004 2.52 10/21/2008 2.10 07/03/2009 3.64 06/01/2010 2.60 Duration: 1 day 10/21/1941 1.71 07/19/1942 2.87 06/03/1943 2.60 04/11/1944 2.68 04/23/1945 2.79 06/18/1946 3.05 06/12/1947 4.24 11/19/1948 2.69 06/01/1949 1.86 07/31/1950 2.21 07/03/1951 2.28 06/27/1952 2.46 11/19/1953 1.78 06/21/1954 3.07 04/23/1955 2.10 07/07/1956 1.40 05/20/1957 1.91 07/19/1958 2.09 05/04/1959 2.88 05/05/1960 2.37 07/27/1961 2.25 05/28/1962 2.62 06/24/1963 1.81 04/20/1964 2.90 09/20/1965 2.95 08/20/1966 3.21 06/15/1967 1.61 10/16/1968 2.74 08/15/1974 2.23 05/22/1976 2.41 07/24/1977 2.23 04/08/1978 2.16 10/16/1980 2.86 08/25/1981 3.60 06/13/1983 1.88 12/15/1984 2.30 06/23/1985 1.26 09/28/1988 2.05 09/04/1989 3.39 07/22/1995 1.73 08/06/1999 7.77 11/06/2000 1.52 05/20/2001 2.14 05/11/2002 1.70 05/03/2003 2.23 05/22/2004 2.86 09/10/2006 2.20 04/24/2007 2.00 10/22/2008 2.23 06/19/2009 3.25 Duration: 2 days 06/01/1941 2.30 06/19/1942 3.19 06/02/1943 2.80 08/25/1944 2.89 07/16/1945 3.00 06/18/1946 3.97 06/11/1947 4.57 11/18/1948 2.90 09/10/1949 2.76 08/11/1950 2.43 05/31/1951 4.08 06/26/1952 2.90 11/19/1953 2.19 06/20/1954 3.60 04/23/1955 2.47 09/04/1956 2.38 05/20/1957 2.95 07/19/1958 2.39 05/04/1959 3.46 08/05/1960 4.07 07/27/1961 2.43 08/30/1962 3.62 08/27/1963 2.46 04/19/1964 3.45 09/06/1965 4.42 08/20/1966 3.46 06/14/1967 2.50 10/16/1968 3.40 09/10/1972 4.13 08/15/1974 2.98 05/21/1976 2.98 07/24/1977 2.50 04/08/1978 2.88 08/10/1980 3.08 08/25/1981 3.88 06/13/1983 2.02 12/15/1984 2.70 05/13/1985 1.83 09/27/1988 2.21 09/03/1989 3.65 07/22/1995 1.87 08/05/1999 8.37 11/05/2000 1.73 06/13/2001 2.31 05/10/2002 1.83 04/28/2003 2.40 05/22/2004 3.08 09/09/2006 2.70 04/24/2007 2.50 10/21/2008 2.50 07/03/2009 3.56 Duration: 3 days 06/01/1941 2.45 06/18/1942 3.41 06/03/1943 3.49 06/11/1944 3.25 07/16/1945 3.03 06/17/1946 4.08 06/10/1947 4.68 11/19/1948 3.12 09/10/1949 2.94 07/16/1950 3.12 08/13/1951 4.12 06/20/1952 3.18 11/19/1953 2.21 06/20/1954 3.63 04/23/1955 2.49 09/03/1956 2.53 06/15/1957 3.16 07/17/1958 2.64 05/02/1959 3.88 08/05/1960 4.23 07/27/1961 2.50 08/29/1962 3.76 06/04/1963 2.56 04/19/1964 3.59 09/06/1965 5.20 08/20/1966 3.60 06/14/1967 2.70 10/15/1968 3.50 08/13/1974 3.20 05/21/1976 3.10 07/24/1977 2.60 04/08/1978 3.00 08/10/1980 3.20 08/23/1981 5.00 06/13/1983 2.10 12/14/1984 2.80 05/13/1985 1.90 07/15/1988 2.90 09/03/1989 3.80 07/22/1995 2.00 08/05/1999 8.70 11/05/2000 1.80 05/01/2001 2.40 10/02/2002 1.90 05/03/2003 2.80 05/22/2004 3.60 09/09/2006 2.73 04/22/2007 2.70 10/21/2008 2.60 06/19/2009 4.80 Duration: 4 days 05/31/1941 2.48 06/18/1942 3.44 06/03/1943 3.52 06/08/1944 4.72 07/14/1945 3.30 06/17/1946 4.12 06/10/1947 4.73 11/18/1948 3.26 09/10/1949 2.97 07/16/1950 3.15 08/13/1951 4.16 06/20/1952 3.21 11/19/1953 2.23 06/18/1954 3.67 09/18/1955 2.63 09/03/1956 2.55 06/14/1957 3.44 07/17/1958 2.67 05/02/1959 4.79 08/05/1960 4.27 07/27/1961 2.52 08/29/1962 3.80 06/03/1963 2.74 04/19/1964 3.63 09/06/1965 6.00 08/20/1966 3.64 06/04/1967 3.30 10/15/1968 3.53 08/13/1974 4.20 05/21/1976 3.13 07/21/1977 3.10 04/05/1978 3.10 08/10/1980 3.23 08/23/1981 5.10 06/13/1983 2.12 12/13/1984 3.00 05/11/1985 2.10 07/15/1988 2.93 09/04/1989 4.00 07/19/1995 2.20 08/05/1999 8.79 11/05/2000 1.90 05/02/2001 2.90 10/01/2002 2.40 05/03/2003 3.10 05/22/2004 3.64 09/09/2006 2.76 04/22/2007 3.20 06/08/2008 3.40 06/19/2009 4.85 Duration: 7 days 05/31/1941 3.08 06/19/1942 4.04 06/01/1943 4.14 06/07/1944 6.00 05/21/1945 4.18 06/15/1946 4.21 06/12/1947 5.21 11/16/1948 3.33 09/06/1949 3.47 07/12/1950 4.92 08/09/1951 4.31 06/21/1952 5.39 11/19/1953 2.26 06/15/1954 4.49 04/23/1955 3.07 07/07/1956 3.21 06/15/1957 4.21 07/17/1958 2.70 05/02/1959 4.89 08/02/1960 4.31 07/27/1961 3.39 08/29/1962 5.01 08/27/1963 3.17 04/20/1964 4.48 09/04/1965 7.10 08/20/1966 3.90 06/09/1967 5.00 10/15/1968 3.57 08/13/1974 4.60 05/21/1976 3.16 07/18/1977 3.20 09/12/1978 4.00 08/10/1980 4.60 08/23/1981 5.30 06/13/1983 3.30 12/15/1984 3.10 07/13/1985 2.70 07/15/1988 3.00 09/03/1989 6.30 05/22/1995 2.40 08/05/1999 9.00 11/01/2000 2.00 05/01/2001 3.70 08/16/2002 2.60 04/27/2003 5.10 05/22/2004 3.70 09/09/2006 3.90 08/22/2007 3.60 06/05/2008 4.10 07/03/2009 6.10 Duration: 10 days 05/31/1941 4.46 06/19/1942 4.63 05/30/1943 4.38 06/04/1944 7.91 05/13/1945 4.80 06/12/1946 4.25 06/10/1947 5.66 11/16/1948 3.36 09/03/1949 3.67 07/12/1950 5.18 08/13/1951 5.56 06/18/1952 6.26 04/24/1953 2.37 08/14/1954 4.56 04/19/1955 3.28 07/07/1956 3.81 06/13/1957 4.64 07/01/1958 3.55 04/27/1959 6.06 07/29/1960 4.42 05/30/1961 3.55 08/29/1962 5.06 08/27/1963 3.42 04/19/1964 5.63 09/04/1965 7.20 08/20/1966 3.94 06/06/1967 6.50 10/08/1968 4.50 05/04/1971 6.80 08/08/1974 5.70 05/15/1976 3.40 07/15/1977 3.80 09/12/1978 4.90 08/10/1980 6.30 08/23/1981 5.35 06/13/1983 3.33 12/13/1984 3.40 07/13/1985 2.73 07/08/1988 4.40 09/03/1989 6.50 07/15/1995 3.00 08/05/1999 9.09 06/23/2000 3.10 05/01/2001 4.40 08/13/2002 2.70 04/29/2003 5.90 05/22/2004 4.40 09/09/2006 4.10 08/20/2007 3.80 06/03/2008 4.60 06/12/2009 6.70 Duration: 20 days 05/31/1941 5.44 06/20/1942 6.14 05/24/1943 6.21 05/25/1944 9.06 05/13/1945 8.31 06/18/1946 6.98 05/25/1947 8.92 11/04/1948 4.94 08/27/1949 4.02 07/31/1950 9.04 04/20/1951 7.26 06/18/1952 8.06 11/19/1953 3.41 08/07/1954 5.94 06/05/1955 4.10 06/26/1956 4.76 06/06/1957 6.67 07/01/1958 6.19 04/17/1959 7.76 08/05/1960 7.98 05/30/1961 4.29 08/22/1962 6.78 06/05/1963 5.06 04/19/1964 6.19 09/04/1965 9.80 08/20/1966 5.20 05/27/1967 10.50 08/30/1968 6.00 07/31/1974 6.00 05/12/1976 4.50 08/15/1977 5.40 04/03/1978 5.50 08/10/1980 7.00 08/23/1981 6.30 06/13/1983 3.90 06/10/1984 4.35 04/25/1985 4.40 06/28/1988 4.90 08/21/1989 7.40 04/20/1995 4.00 07/18/1999 11.40 06/23/2000 4.60 05/01/2001 6.30 04/22/2002 4.20 04/26/2003 7.70 05/10/2004 5.00 09/09/2006 4.10 08/09/2007 6.00 05/23/2008 8.10 06/19/2009 10.90 Duration: 30 days 06/01/1941 6.50 06/20/1942 9.01 05/15/1943 7.65 05/15/1944 10.87 05/13/1945 10.38 06/17/1946 7.49 05/28/1947 11.41 10/29/1948 5.85 06/01/1949 5.47 07/16/1950 10.36 04/20/1951 9.47 06/16/1952 10.37 04/02/1953 3.71 05/23/1954 7.88 05/26/1955 4.65 06/19/1956 6.64 05/20/1957 8.38 07/01/1958 8.80 05/02/1959 8.86 08/02/1960 9.59 09/11/1961 5.98 06/29/1962 7.69 05/26/1963 6.06 06/13/1964 7.93 08/29/1965 12.30 07/26/1966 6.30 05/27/1967 11.40 08/23/1968 6.70 07/31/1974 6.30 04/23/1976 6.10 08/05/1977 7.00 04/08/1978 5.90 08/04/1980 8.80 07/27/1981 8.40 09/14/1983 4.90 06/04/1984 6.52 04/19/1985 5.10 06/28/1988 5.00 08/19/1989 8.40 04/10/1995 5.70 07/09/1999 12.60 06/20/2000 5.30 05/01/2001 7.60 04/16/2002 4.70 04/22/2003 8.50 05/17/2004 6.90 04/28/2006 5.70 08/01/2007 7.60 05/22/2008 8.60 06/11/2009 13.00 Duration: 45 days 05/31/1941 7.93 06/19/1942 11.02 05/05/1943 9.98 04/30/1944 13.20 04/23/1945 13.43 05/24/1946 8.40 05/12/1947 14.03 07/29/1948 7.76 05/16/1949 7.34 07/05/1950 14.56 04/20/1951 13.43 06/20/1952 11.84 03/30/1953 5.32 05/15/1954 8.53 05/26/1955 5.87 07/07/1956 8.61 05/09/1957 11.81 07/01/1958 11.29 04/17/1959 11.73 08/05/1960 10.88 09/04/1961 6.68 07/21/1962 10.79 05/12/1963 7.10 04/12/1964 10.16 08/21/1965 13.50 05/15/1966 7.80 05/27/1967 11.60 09/03/1968 9.90 07/31/1974 8.40 04/11/1976 7.20 07/21/1977 10.20 08/10/1978 8.40 07/19/1980 9.30 07/25/1981 10.10 09/28/1983 5.90 05/18/1984 8.85 04/19/1985 6.60 06/28/1988 5.60 07/29/1989 10.60 04/16/1995 7.10 07/09/1999 13.90 06/15/2000 5.90 05/01/2001 11.70 04/20/2002 6.80 04/26/2003 10.80 05/22/2004 9.90 04/15/2006 6.50 08/06/2007 10.10 05/02/2008 9.40 06/06/2009 16.30 Duration: 60 days 09/02/1941 9.56 06/01/1942 12.23 05/05/1943 11.83 04/15/1944 16.25 04/11/1945 16.34 05/01/1946 11.09 05/15/1947 17.14 07/12/1948 8.34 06/01/1949 9.17 06/14/1950 15.19 04/21/1951 15.02 06/22/1952 14.07 03/30/1953 6.90 04/26/1954 10.88 06/03/1955 6.87 07/07/1956 10.23 04/25/1957 12.69 07/01/1958 12.27 05/02/1959 14.29 07/29/1960 12.71 09/04/1961 7.88 07/07/1962 13.74 04/26/1963 8.80 04/19/1964 13.52 08/21/1965 14.30 06/25/1966 10.30 05/28/1967 12.40 08/23/1968 11.60 08/08/1974 8.70 03/29/1976 9.00 07/10/1977 11.90 07/20/1978 9.80 07/04/1980 10.30 06/27/1981 10.90 09/14/1983 7.70 04/29/1984 11.48 04/25/1985 8.40 06/28/1988 6.50 07/14/1989 13.40 04/10/1995 9.30 05/26/2000 6.50 04/22/2001 12.40 04/16/2002 8.40 04/27/2003 11.80 05/17/2004 11.60 03/30/2006 8.50 07/27/2007 11.50 04/17/2008 11.80 05/26/2009 17.20