Precipitation annual maximum series (inches) Station ID: 24-7540 Station name: SHONKIN 7 S State: MT Latitude (decimal degrees): 47.5314 Longitude (decimal degrees): -110.5764 Elevation (feet): 4300 Duration: 1 day 06/03/1953 6.52 06/01/1954 4.53 05/27/1955 2.29 06/21/1956 1.56 05/21/1957 2.12 07/03/1958 1.01 05/18/1959 4.70 04/23/1960 1.26 05/31/1961 2.05 05/21/1962 5.29 10/15/1962 1.35 06/08/1964 4.79 06/25/1965 2.44 08/20/1966 2.30 09/12/1967 3.32 08/15/1968 3.55 04/26/1969 1.89 05/11/1970 2.24 06/06/1971 2.01 05/26/1972 2.15 04/20/1973 3.10 05/13/1974 2.71 08/24/1975 2.23 04/26/1976 2.59 05/15/1977 2.48 09/12/1978 5.80 06/19/1979 1.57 05/25/1980 2.56 06/14/1981 2.58 05/29/1982 4.92 07/10/1983 3.63 06/11/1984 2.86 08/16/1985 2.17 05/05/1986 2.86 08/25/1987 1.74 05/07/1988 2.46 08/25/1989 2.09 03/13/1990 1.38 04/11/1991 2.32 04/18/1992 1.94 06/06/1997 1.26 06/03/1999 1.48 06/15/2000 1.59 09/07/2001 1.40 05/22/2002 3.04 09/12/2003 1.35 06/11/2004 2.90 06/02/2005 2.74 06/10/2006 3.20 05/22/2007 2.56 06/08/2008 2.46 04/29/2010 2.45 06/07/2011 2.72 05/31/2013 3.24 05/17/2015 1.84 07/11/2016 2.82 09/15/2017 1.46 12/27/2017 2.00 06/23/2019 2.01 06/18/2020 2.25 05/20/2022 1.40 Duration: 2 days 06/03/1953 7.63 06/01/1954 6.88 05/26/1955 2.53 08/29/1956 1.72 05/20/1957 3.89 06/18/1958 1.33 05/18/1959 5.68 04/23/1960 2.29 05/30/1961 2.26 05/20/1962 5.84 05/11/1963 1.88 05/03/1964 6.74 06/25/1965 4.14 08/20/1966 2.67 09/12/1967 4.57 08/15/1968 4.67 06/25/1969 3.58 06/12/1970 2.54 06/06/1971 2.61 05/26/1972 2.37 04/20/1973 4.10 05/12/1974 3.99 05/06/1975 3.49 04/25/1976 3.18 05/15/1977 2.74 09/11/1978 8.02 06/18/1979 2.30 05/25/1980 2.83 05/07/1981 3.70 05/28/1982 8.14 07/09/1983 4.01 06/11/1984 3.16 08/15/1985 2.40 05/05/1986 3.16 08/24/1987 1.97 09/17/1988 2.72 08/24/1989 2.87 05/24/1990 2.15 04/11/1991 2.56 04/18/1992 2.80 06/06/1997 1.97 06/03/1999 1.70 06/15/2000 1.99 09/06/2001 2.18 06/10/2002 5.32 09/12/2003 1.95 06/10/2004 3.29 06/02/2005 5.48 06/10/2006 3.53 05/21/2007 2.98 05/23/2008 3.41 04/29/2010 4.44 06/07/2011 3.00 05/30/2013 5.49 08/22/2014 5.43 05/16/2015 3.66 05/09/2016 3.78 09/14/2017 2.56 10/01/2017 2.22 06/23/2019 2.22 06/18/2020 2.69 07/07/2022 1.55 Duration: 3 days 06/02/1953 7.93 05/31/1954 7.01 04/02/1955 3.08 08/28/1956 2.31 05/20/1957 4.26 02/26/1958 1.56 05/17/1959 5.79 04/22/1960 2.98 05/29/1961 2.31 05/20/1962 5.95 05/11/1963 1.95 05/03/1964 8.28 06/24/1965 4.63 08/19/1966 2.74 09/11/1967 4.72 08/15/1968 4.76 06/25/1969 4.59 06/12/1970 2.66 06/06/1971 2.66 05/26/1972 2.42 04/19/1973 4.20 05/19/1974 4.88 06/18/1975 4.68 04/25/1976 3.40 05/15/1977 3.75 09/11/1978 8.63 06/17/1979 2.94 05/23/1980 3.02 05/06/1981 4.54 05/28/1982 8.63 07/08/1983 4.08 06/10/1984 3.22 08/15/1985 2.44 05/04/1986 3.32 08/23/1987 2.19 09/16/1988 2.81 08/23/1989 3.06 05/24/1990 2.20 04/11/1991 2.61 04/18/1992 2.87 06/06/1997 2.90 06/03/1999 1.73 05/30/2000 2.20 09/06/2001 2.28 06/09/2002 5.59 09/12/2003 1.99 06/10/2004 3.35 06/01/2005 6.50 06/08/2006 3.90 05/20/2007 3.53 05/23/2008 5.13 04/29/2010 4.53 06/07/2011 3.51 05/29/2013 5.60 08/22/2014 8.14 05/15/2015 3.76 05/09/2016 3.85 09/14/2017 3.21 06/16/2018 2.77 06/23/2019 2.26 06/17/2020 2.81 07/08/2022 1.69 Duration: 4 days 06/01/1953 8.39 05/30/1954 7.42 04/02/1955 3.43 08/27/1956 2.34 05/20/1957 4.30 06/30/1958 1.66 05/16/1959 6.17 04/22/1960 3.15 05/29/1961 2.33 05/20/1962 6.01 05/09/1963 2.13 05/02/1964 9.08 06/24/1965 4.67 08/19/1966 2.77 09/10/1967 4.92 08/15/1968 5.30 06/25/1969 5.55 05/08/1970 2.97 06/03/1971 2.78 05/24/1972 2.44 04/19/1973 4.24 05/19/1974 4.99 06/17/1975 5.16 06/14/1976 3.82 05/15/1977 3.87 09/11/1978 8.71 06/17/1979 2.97 05/23/1980 3.19 05/05/1981 4.93 05/27/1982 8.96 07/08/1983 4.12 06/09/1984 3.25 08/13/1985 2.46 05/04/1986 3.40 08/23/1987 2.21 09/16/1988 2.84 08/23/1989 3.09 05/24/1990 2.24 04/08/1991 2.64 04/18/1992 2.94 06/05/1997 2.98 06/03/1999 1.75 05/30/2000 2.22 09/05/2001 2.32 06/08/2002 5.84 04/15/2003 2.22 06/08/2004 3.61 06/01/2005 6.86 06/08/2006 4.07 05/20/2007 3.70 05/22/2008 6.45 04/29/2010 4.95 06/07/2011 3.61 05/31/2013 6.70 08/22/2014 8.22 05/14/2015 3.98 05/09/2016 3.89 09/14/2017 3.24 06/16/2018 2.80 06/20/2019 2.34 06/17/2020 2.84 07/07/2022 1.89 Duration: 7 days 05/29/1953 12.91 05/28/1954 8.76 04/02/1955 3.46 08/26/1956 3.06 05/20/1957 4.34 06/04/1958 2.02 05/16/1959 6.24 04/19/1960 3.46 09/17/1961 2.62 05/15/1962 7.48 10/10/1962 2.42 05/01/1964 9.78 06/24/1965 4.72 06/29/1966 2.95 09/09/1967 5.03 08/12/1968 5.40 06/23/1969 5.94 05/07/1970 4.16 06/01/1971 3.43 05/20/1972 2.98 04/19/1973 4.30 05/15/1974 5.13 06/14/1975 7.37 06/11/1976 4.37 05/15/1977 3.97 09/11/1978 8.80 06/14/1979 3.00 05/24/1980 3.33 05/06/1981 6.11 05/26/1982 9.07 07/06/1983 4.16 06/05/1984 3.53 08/11/1985 4.20 05/05/1986 5.06 03/21/1987 2.23 05/03/1988 2.91 08/23/1989 3.35 10/31/1989 2.62 04/11/1991 3.10 04/18/1992 3.01 06/05/1997 3.38 05/29/1999 3.12 06/15/2000 3.24 06/02/2001 2.58 06/08/2002 5.90 09/12/2003 3.11 06/05/2004 4.37 06/01/2005 7.29 06/08/2006 4.12 05/20/2007 4.59 05/21/2008 7.32 04/29/2010 5.93 06/03/2011 5.47 05/29/2013 9.30 08/20/2014 8.34 05/14/2015 4.02 05/09/2016 3.93 09/14/2017 3.27 06/16/2018 2.84 06/23/2019 2.55 06/17/2020 2.87 07/07/2022 1.91 Duration: 10 days 05/25/1953 15.98 05/28/1954 9.03 04/02/1955 3.74 08/26/1956 3.21 05/14/1957 4.43 06/03/1958 2.75 05/16/1959 6.36 04/16/1960 3.53 09/17/1961 3.47 05/12/1962 8.83 10/10/1962 2.47 05/02/1964 10.54 06/17/1965 5.87 06/24/1966 4.94 06/06/1967 5.31 08/12/1968 5.51 06/20/1969 6.09 05/07/1970 4.24 05/30/1971 3.93 05/20/1972 3.07 04/13/1973 4.72 05/12/1974 9.20 06/13/1975 7.52 06/14/1976 5.27 05/09/1977 4.20 09/06/1978 9.00 06/14/1979 3.06 05/25/1980 3.74 05/07/1981 6.63 05/23/1982 9.55 07/02/1983 4.52 06/04/1984 3.81 08/08/1985 4.29 05/04/1986 5.37 03/19/1987 3.01 09/10/1988 5.22 08/23/1989 3.94 10/28/1989 3.15 04/11/1991 3.49 04/10/1992 3.11 06/05/1997 3.45 05/29/1999 3.52 06/11/2000 4.04 06/02/2001 2.70 06/02/2002 6.60 09/12/2003 3.30 06/05/2004 4.46 06/01/2005 8.31 06/08/2006 4.60 05/20/2007 5.92 06/04/2008 7.55 04/29/2010 6.57 05/30/2011 6.78 05/26/2013 10.00 08/15/2014 8.94 05/14/2015 4.60 05/09/2016 4.01 09/14/2017 3.47 06/16/2018 3.03 06/20/2019 2.88 06/18/2020 3.45 07/07/2022 1.96 Duration: 20 days 05/20/1953 21.71 05/28/1954 11.52 04/02/1955 4.36 08/26/1956 3.48 06/02/1957 5.29 06/01/1958 4.62 05/02/1959 6.99 04/16/1960 4.49 09/10/1961 4.32 05/07/1962 10.26 06/21/1963 3.35 04/23/1964 11.39 06/07/1965 8.19 06/24/1966 6.91 05/29/1967 7.61 08/14/1968 6.39 06/20/1969 8.04 04/23/1970 6.70 05/20/1971 4.75 07/14/1972 3.49 04/06/1973 6.07 05/12/1974 10.91 04/26/1975 9.74 06/04/1976 7.32 05/09/1977 4.77 09/06/1978 9.09 04/18/1979 3.78 05/23/1980 5.95 05/05/1981 10.80 05/19/1982 12.14 06/21/1983 6.50 05/25/1984 4.73 09/08/1985 5.89 05/04/1986 6.95 03/11/1987 3.73 09/10/1988 5.48 08/15/1989 4.74 05/14/1990 4.80 04/11/1991 5.78 06/23/1992 3.82 06/27/1993 9.23 05/23/1997 4.71 06/08/1998 8.27 05/21/1999 3.75 06/15/2000 5.68 06/02/2001 4.49 05/22/2002 7.60 06/02/2003 3.41 05/23/2004 7.16 06/01/2005 11.21 05/27/2006 7.62 05/20/2007 9.01 05/23/2008 11.75 04/26/2009 3.71 04/13/2010 7.11 05/20/2011 12.24 05/18/2013 11.93 05/14/2015 5.85 05/09/2016 5.35 09/14/2017 5.69 05/31/2018 4.32 04/09/2019 3.79 06/17/2020 5.09 05/20/2022 2.48 Duration: 30 days 05/19/1953 22.24 05/31/1954 12.64 05/01/1955 5.34 08/26/1956 3.86 05/20/1957 8.54 06/04/1958 6.05 05/16/1959 7.76 04/22/1960 5.66 09/02/1961 5.05 05/11/1962 11.29 06/20/1963 4.13 04/06/1964 12.74 06/12/1965 9.54 06/14/1966 7.85 05/29/1967 8.43 06/03/1968 9.03 06/10/1969 8.62 04/14/1970 9.30 05/17/1971 6.99 04/29/1972 3.87 03/26/1973 6.58 05/12/1974 11.62 04/26/1975 11.14 05/28/1976 8.00 05/08/1977 4.85 08/16/1978 10.84 04/07/1979 4.77 05/25/1980 6.97 05/05/1981 11.58 05/19/1982 13.51 06/11/1983 8.17 05/15/1984 5.45 09/09/1985 7.95 04/23/1986 8.53 03/11/1987 3.73 09/10/1988 5.48 08/23/1989 5.30 05/24/1990 5.38 04/07/1991 6.42 06/12/1992 5.73 06/15/1993 11.92 05/18/1997 5.91 06/06/1998 10.49 05/09/1999 5.03 05/28/2000 7.04 06/02/2001 5.28 05/21/2002 10.73 04/14/2003 5.23 05/19/2004 9.37 06/01/2005 12.25 05/26/2006 7.78 05/20/2007 10.36 05/21/2008 15.28 07/04/2009 4.38 04/29/2010 9.46 05/09/2011 13.64 05/18/2013 11.93 05/14/2015 6.02 04/13/2016 6.86 09/14/2017 5.93 05/31/2018 5.05 04/09/2019 4.42 06/02/2020 6.91 05/20/2022 3.77 Duration: 45 days 05/19/1953 24.46 05/21/1954 15.80 04/02/1955 7.33 08/18/1956 4.34 05/20/1957 10.38 06/01/1958 7.75 05/16/1959 12.40 04/10/1960 7.12 03/27/1961 5.75 05/03/1962 13.96 05/11/1963 5.60 05/01/1964 19.03 05/14/1965 11.10 05/30/1966 9.67 05/01/1967 10.00 05/22/1968 11.30 05/27/1969 10.84 04/14/1970 10.35 04/25/1971 8.14 07/11/1972 5.69 04/20/1973 7.41 04/27/1974 13.11 05/06/1975 15.11 05/31/1976 9.56 08/27/1977 6.11 04/17/1978 11.83 03/25/1979 6.61 05/23/1980 9.17 05/05/1981 15.60 05/19/1982 14.88 06/11/1983 9.27 05/05/1984 6.21 08/11/1985 10.43 04/23/1986 9.72 03/11/1987 4.92 09/10/1988 5.99 07/13/1989 6.86 05/14/1990 7.36 04/07/1991 8.71 06/11/1992 7.03 06/07/1993 15.90 05/18/1997 7.53 05/22/1998 12.39 04/29/1999 5.76 05/28/2000 9.23 06/02/2001 6.41 05/06/2002 11.57 04/28/2003 6.49 04/28/2004 11.12 06/01/2005 12.77 05/02/2006 8.66 05/13/2007 11.38 05/21/2008 16.18 07/06/2009 6.23 04/29/2010 11.71 04/30/2011 15.32 04/22/2013 13.49 04/15/2015 7.54 04/13/2016 8.39 09/14/2017 6.88 05/11/2018 6.80 05/16/2019 5.68 05/18/2020 7.87 05/28/2022 4.26 Duration: 60 days 05/19/1953 24.48 05/21/1954 16.27 04/02/1955 10.12 04/27/1956 5.37 04/25/1957 11.28 06/01/1958 8.88 05/02/1959 13.15 09/27/1959 8.95 04/04/1961 7.11 05/09/1962 14.67 05/09/1963 6.76 04/16/1964 20.31 05/01/1965 13.89 06/22/1966 10.31 04/20/1967 12.60 05/05/1968 15.29 05/15/1969 12.00 04/20/1970 13.66 04/25/1971 8.69 06/27/1972 5.74 04/20/1973 10.62 04/10/1974 13.77 04/26/1975 21.16 04/25/1976 14.05 05/15/1977 7.84 04/29/1978 12.92 04/23/1979 7.35 05/23/1980 10.07 04/21/1981 16.28 05/08/1982 15.81 05/12/1983 9.47 04/18/1984 7.32 08/11/1985 13.82 04/12/1986 10.67 05/20/1987 5.34 09/10/1988 6.86 04/21/1989 8.43 05/08/1990 8.77 04/07/1991 10.37 05/27/1992 8.42 05/22/1993 18.54 05/18/1997 7.94 06/05/1998 13.99 04/09/1999 6.42 05/11/2000 10.51 05/20/2001 7.19 05/21/2002 12.32 04/14/2003 9.31 05/10/2004 11.94 04/18/2005 13.15 04/17/2006 11.15 04/19/2007 12.65 05/10/2008 17.08 06/16/2009 6.95 04/25/2010 14.60 04/14/2011 17.41 04/05/2015 8.45 03/25/2016 10.02 04/03/2017 8.11 09/14/2017 9.05 04/26/2019 7.20 05/01/2020 9.10 05/12/2022 5.78