Precipitation annual maximum series (inches) Station ID: 24-1169 Station name: BROCKWAY 3 WSW State: MT Latitude (decimal degrees): 47.2875 Longitude (decimal degrees): -105.8300 Elevation (feet): 2630 Duration: 1 day 09/02/1961 1.02 07/14/1962 2.42 06/06/1963 2.15 06/18/1964 2.81 08/06/1965 2.00 08/20/1966 1.20 09/13/1967 1.68 08/23/1968 1.18 04/26/1969 1.20 04/28/1970 1.12 09/20/1971 0.77 10/18/1971 1.46 06/18/1973 2.82 08/20/1974 1.40 06/26/1975 1.12 08/05/1976 2.60 07/27/1977 1.15 05/31/1978 1.24 05/06/1979 1.00 06/13/1980 0.70 10/22/1980 0.85 06/12/1983 1.00 06/21/1984 2.12 07/30/1985 0.85 06/29/1986 3.21 05/20/1987 1.05 09/18/1988 1.32 07/14/1989 1.73 06/28/1990 0.56 06/20/1991 0.93 04/18/1992 2.00 07/27/1993 1.65 10/07/1993 1.00 08/18/1995 1.15 07/20/1996 1.29 07/01/1997 1.57 06/16/1998 1.25 08/12/1999 1.02 07/09/2000 1.61 06/13/2001 1.09 06/08/2002 2.00 05/13/2003 1.14 06/11/2004 1.04 06/06/2005 1.75 09/23/2006 0.94 05/23/2007 1.08 05/02/2008 1.92 04/30/2009 1.25 05/25/2010 2.25 05/10/2011 2.19 05/27/2012 0.92 05/30/2013 2.45 06/18/2014 2.50 06/25/2015 1.05 05/10/2016 1.31 09/15/2017 1.21 09/20/2018 0.89 08/12/2019 1.57 09/07/2020 1.31 08/22/2021 0.67 07/05/2022 1.05 06/20/2023 1.54 Duration: 2 days 09/10/1961 1.13 07/13/1962 2.78 06/05/1963 2.96 06/18/1964 3.10 06/13/1965 2.33 08/20/1966 1.70 09/12/1967 2.26 08/22/1968 1.30 04/25/1969 1.90 04/27/1970 1.65 09/20/1971 0.85 10/18/1971 1.61 06/18/1973 3.36 08/20/1974 1.69 05/06/1975 1.84 08/05/1976 2.87 07/27/1977 1.27 09/18/1978 2.35 05/06/1979 1.19 06/12/1980 0.97 06/12/1981 0.99 06/12/1983 1.10 06/20/1984 2.54 05/29/1985 1.07 06/28/1986 3.54 05/26/1987 1.18 09/18/1988 1.46 07/14/1989 1.91 05/20/1990 0.98 06/25/1991 1.10 04/18/1992 2.72 07/03/1993 2.71 10/07/1993 1.46 08/18/1995 1.27 09/17/1996 1.60 07/01/1997 1.73 07/05/1998 1.38 08/11/1999 1.15 07/09/2000 1.85 06/12/2001 1.60 07/06/2002 3.43 05/13/2003 1.26 06/10/2004 1.15 06/06/2005 1.93 10/04/2005 1.20 05/22/2007 1.23 05/02/2008 2.12 04/30/2009 1.38 05/25/2010 2.48 05/09/2011 2.84 05/26/2012 1.57 05/30/2013 3.25 06/17/2014 3.97 06/25/2015 1.16 05/10/2016 1.62 09/15/2017 1.41 05/31/2018 1.20 08/11/2019 1.79 09/07/2020 1.45 08/22/2021 0.74 07/04/2022 1.49 06/20/2023 1.72 Duration: 3 days 09/10/1961 1.49 07/14/1962 2.90 06/04/1963 3.18 06/18/1964 3.16 06/13/1965 3.50 08/20/1966 1.73 09/12/1967 2.83 08/22/1968 1.33 04/25/1969 2.05 04/27/1970 1.75 09/20/1971 0.87 10/16/1971 1.72 06/18/1973 3.60 08/20/1974 1.72 07/16/1975 1.88 08/05/1976 2.93 07/27/1977 1.29 05/29/1978 2.79 05/06/1979 1.21 06/11/1980 1.32 06/11/1981 1.09 06/12/1983 1.12 06/20/1984 2.59 05/29/1985 1.09 06/28/1986 3.61 05/25/1987 1.35 09/18/1988 1.48 04/26/1989 1.95 05/20/1990 1.00 06/24/1991 1.63 04/17/1992 2.93 07/03/1993 2.85 10/07/1993 1.49 08/18/1995 1.29 09/17/1996 1.89 06/29/1997 1.77 07/05/1998 1.41 07/03/1999 1.30 07/09/2000 1.89 06/12/2001 1.67 07/06/2002 3.50 05/13/2003 1.28 06/10/2004 1.17 06/06/2005 2.44 10/03/2005 1.55 05/23/2007 1.93 05/02/2008 2.16 04/30/2009 1.41 05/25/2010 3.00 05/26/2012 1.62 05/29/2013 3.63 06/17/2014 4.05 06/23/2015 1.52 05/10/2016 1.65 09/14/2017 1.47 05/31/2018 1.22 09/10/2019 2.25 06/28/2020 1.61 08/20/2021 1.11 07/03/2022 1.89 06/20/2023 2.00 Duration: 4 days 09/10/1961 1.50 07/13/1962 3.26 06/03/1963 4.06 06/18/1964 3.19 06/13/1965 3.53 08/20/1966 1.75 09/12/1967 3.34 08/22/1968 1.34 04/25/1969 2.07 04/27/1970 1.77 09/17/1971 1.01 10/16/1971 1.74 06/18/1973 3.78 08/20/1974 1.74 05/06/1975 2.02 08/05/1976 3.01 07/27/1977 1.31 05/29/1978 2.82 05/06/1979 1.22 06/11/1980 1.33 06/12/1981 1.29 05/09/1983 1.14 06/18/1984 3.21 07/30/1985 1.38 06/28/1986 3.65 05/17/1987 1.98 09/18/1988 1.50 07/14/1989 1.97 05/20/1990 1.01 06/19/1991 1.65 04/17/1992 2.96 07/03/1993 2.96 07/03/1994 1.50 10/17/1994 1.31 09/17/1996 1.91 06/29/1997 1.78 06/13/1998 1.72 07/03/1999 1.31 07/07/2000 1.92 06/12/2001 1.69 07/06/2002 4.05 05/10/2003 1.41 06/10/2004 1.18 06/06/2005 2.62 10/03/2005 1.57 05/22/2007 2.08 05/02/2008 2.18 04/27/2009 1.42 05/25/2010 3.03 05/26/2012 1.64 05/27/2013 4.57 06/17/2014 4.09 06/23/2015 1.53 05/10/2016 1.72 09/14/2017 1.48 05/29/2018 1.70 09/09/2019 2.72 05/21/2020 1.78 08/20/2021 1.12 07/02/2022 2.32 06/20/2023 2.02 Duration: 7 days 09/10/1961 1.52 07/11/1962 3.40 06/02/1963 4.68 06/18/1964 3.22 06/13/1965 3.57 08/20/1966 1.77 09/12/1967 3.51 08/18/1968 1.98 06/22/1969 2.30 04/27/1970 1.78 06/19/1971 1.37 08/14/1972 1.88 06/15/1973 3.90 08/14/1974 1.77 06/13/1975 2.15 08/05/1976 4.39 07/27/1977 1.32 09/13/1978 3.02 05/06/1979 1.24 06/07/1980 1.54 06/11/1981 1.67 05/09/1983 1.15 06/18/1984 3.24 08/16/1985 1.46 09/19/1986 3.98 05/16/1987 2.16 06/26/1988 1.51 04/24/1989 2.89 05/20/1990 1.02 06/20/1991 3.15 04/18/1992 3.07 07/03/1993 3.91 07/03/1994 1.76 07/11/1995 1.45 05/02/1996 2.01 06/29/1997 1.80 06/12/1998 1.75 10/04/1998 1.60 07/03/2000 2.96 06/12/2001 2.07 07/06/2002 4.09 05/09/2003 1.74 06/29/2004 1.35 06/06/2005 2.90 10/03/2005 1.86 05/20/2007 2.87 05/02/2008 2.20 04/30/2009 1.72 05/25/2010 4.45 05/17/2011 3.75 05/26/2012 2.08 05/26/2013 5.60 06/17/2014 4.13 06/23/2015 1.55 07/23/2016 1.85 06/10/2017 1.50 05/27/2018 1.92 09/07/2019 3.51 06/28/2020 2.65 06/05/2021 1.40 07/02/2022 2.86 06/20/2023 3.29 Duration: 10 days 09/02/1961 2.09 05/13/1962 3.92 06/02/1963 4.77 06/11/1964 3.29 06/07/1965 3.64 08/20/1966 1.80 09/12/1967 3.58 08/15/1968 2.60 04/25/1969 2.83 04/19/1970 1.89 06/19/1971 1.75 08/14/1972 2.04 06/15/1973 3.98 05/13/1974 2.30 06/17/1975 3.04 08/05/1976 4.48 08/31/1977 1.80 09/11/1978 4.17 05/06/1979 1.26 06/07/1980 1.57 06/11/1981 2.03 06/12/1983 1.17 06/12/1984 3.74 08/13/1985 1.62 09/17/1986 4.06 05/20/1987 2.44 06/26/1988 1.55 04/24/1989 3.02 05/20/1990 1.04 06/19/1991 3.73 04/17/1992 3.29 07/03/1993 4.35 07/03/1994 1.80 07/11/1995 1.49 05/02/1996 2.08 06/24/1997 1.84 06/12/1998 1.78 10/03/1998 1.78 07/02/2000 3.21 06/04/2001 2.62 07/06/2002 4.17 05/04/2003 1.97 06/29/2004 1.38 05/31/2005 3.26 10/03/2005 1.90 05/20/2007 2.98 05/02/2008 2.25 04/27/2009 1.82 05/20/2010 5.15 05/09/2011 4.30 05/26/2012 2.99 05/26/2013 6.07 06/17/2014 5.55 07/28/2015 1.92 07/19/2016 1.93 06/10/2017 1.72 05/27/2018 2.11 09/07/2019 3.58 06/25/2020 3.28 06/05/2021 1.43 07/02/2022 3.39 06/20/2023 3.36 Duration: 20 days 09/02/1961 2.84 05/13/1962 5.54 06/02/1963 5.85 06/18/1964 5.06 05/31/1965 4.45 08/06/1966 2.08 09/12/1967 3.70 08/05/1968 2.83 06/22/1969 4.51 04/27/1970 2.59 06/09/1971 1.87 10/01/1971 3.04 06/02/1973 5.52 05/13/1974 3.71 06/10/1975 3.91 08/05/1976 4.48 08/20/1977 2.84 05/12/1978 5.20 05/06/1979 1.41 08/03/1980 2.05 05/31/1981 2.84 05/20/1982 5.19 06/12/1983 1.42 06/06/1984 4.71 07/30/1985 2.55 09/14/1986 4.66 05/13/1987 3.74 06/13/1988 1.98 04/24/1989 3.79 06/11/1990 1.22 06/13/1991 5.03 06/21/1992 3.54 07/03/1993 6.68 06/27/1994 1.90 07/04/1995 2.06 05/07/1996 3.00 06/29/1997 2.70 06/16/1998 2.60 10/03/1998 2.45 07/02/2000 3.88 05/29/2001 3.30 07/06/2002 4.68 05/02/2003 2.16 06/10/2004 2.03 05/31/2005 3.75 04/06/2006 2.28 05/06/2007 4.11 05/02/2008 2.25 08/09/2009 2.02 05/22/2010 5.82 05/09/2011 7.18 05/26/2012 3.42 05/18/2013 8.39 06/11/2014 6.65 08/04/2015 2.32 07/09/2016 3.29 06/10/2017 2.12 05/29/2018 2.79 09/07/2019 4.69 06/18/2020 4.00 05/23/2021 1.92 06/21/2022 3.75 06/07/2023 4.24 Duration: 30 days 08/17/1961 3.11 05/13/1962 7.49 05/09/1963 5.87 06/11/1964 5.19 06/13/1965 6.29 07/27/1966 2.86 09/12/1967 3.82 06/05/1968 3.30 06/22/1969 5.69 04/13/1970 3.16 05/30/1971 2.78 09/20/1971 3.88 05/26/1973 6.27 05/13/1974 4.03 06/18/1975 4.72 08/05/1976 4.48 08/14/1977 3.14 05/05/1978 6.72 05/06/1979 2.06 07/19/1980 2.26 05/22/1981 3.56 06/12/1983 1.97 06/06/1984 4.71 07/30/1985 3.24 06/08/1986 6.73 05/02/1987 4.04 06/13/1988 2.26 04/24/1989 4.49 04/24/1990 1.78 06/05/1991 5.36 06/16/1992 4.16 06/29/1993 9.39 06/12/1994 2.50 07/04/1995 2.26 05/02/1996 3.90 06/18/1997 2.92 06/12/1998 3.50 10/03/1998 2.81 06/10/2000 4.42 05/29/2001 3.70 06/08/2002 6.16 05/09/2003 3.27 06/10/2004 2.48 05/31/2005 6.30 03/30/2006 2.70 05/02/2007 5.91 05/02/2008 3.23 07/31/2009 2.37 05/20/2010 7.17 05/09/2011 9.11 05/26/2012 3.76 05/18/2013 9.94 05/29/2014 8.10 07/28/2015 2.97 04/15/2016 3.71 06/10/2017 2.12 05/08/2018 3.55 09/07/2019 5.96 06/08/2020 4.62 05/20/2021 2.39 06/13/2022 4.21 05/26/2023 5.53 Duration: 45 days 07/30/1961 3.97 05/13/1962 8.17 05/09/1963 7.26 05/28/1964 6.32 05/06/1965 7.32 07/27/1966 3.10 09/12/1967 3.82 06/05/1968 3.92 06/22/1969 6.14 04/15/1970 3.57 05/18/1971 3.32 09/04/1971 4.42 05/26/1973 6.43 05/13/1974 4.76 06/10/1975 5.92 06/26/1976 4.87 07/27/1977 4.29 05/12/1978 8.37 05/06/1979 2.50 07/08/1980 2.81 05/07/1981 4.45 06/12/1983 2.56 05/16/1984 5.11 07/30/1985 3.50 06/08/1986 8.07 05/13/1987 4.44 06/13/1988 2.34 04/16/1989 5.66 05/20/1990 2.40 05/20/1991 6.50 06/16/1992 4.58 06/13/1993 9.88 05/30/1994 3.08 07/11/1995 3.10 04/11/1996 4.19 06/16/1997 3.02 05/24/1998 3.73 06/30/1999 3.50 06/08/2000 6.48 06/12/2001 5.08 06/08/2002 7.41 05/09/2003 4.29 05/19/2004 3.16 05/20/2005 7.00 04/17/2006 3.47 04/20/2007 6.37 05/02/2008 4.80 07/04/2009 3.29 05/20/2010 8.56 05/09/2011 10.77 05/26/2012 4.65 05/18/2013 10.51 05/07/2014 8.98 06/23/2015 4.39 05/10/2016 4.79 06/10/2017 2.54 05/17/2018 4.63 08/11/2019 6.72 05/21/2020 6.20 05/05/2021 2.88 05/28/2022 5.08 05/11/2023 6.84 Duration: 60 days 07/15/1961 4.95 05/18/1962 10.77 04/16/1963 8.39 04/25/1964 6.78 05/07/1965 8.46 06/24/1966 3.97 07/21/1967 4.15 06/25/1968 4.25 05/30/1969 6.48 04/27/1970 5.24 05/14/1971 3.36 08/31/1971 4.94 05/26/1973 6.60 05/13/1974 6.25 04/24/1975 7.26 06/12/1976 7.64 07/27/1977 4.67 05/07/1978 10.37 05/06/1979 2.94 06/11/1980 3.43 05/02/1981 4.82 06/12/1983 2.66 04/27/1984 5.31 07/30/1985 4.56 05/06/1986 9.76 05/01/1987 4.81 05/07/1988 3.05 04/24/1989 6.79 05/20/1990 2.85 05/04/1991 7.70 05/21/1992 4.70 05/29/1993 12.53 05/13/1994 4.44 06/21/1995 3.49 05/02/1996 4.67 06/18/1997 3.73 06/12/1998 4.77 09/11/1998 4.31 05/26/2000 7.34 06/03/2001 7.21 05/23/2002 8.00 05/03/2003 5.07 05/08/2004 3.82 05/08/2005 7.93 03/30/2006 4.65 04/20/2007 7.21 05/02/2008 5.10 07/04/2009 3.98 04/29/2010 9.61 04/22/2011 11.77 05/26/2012 5.64 05/18/2013 11.35 04/29/2014 11.14 06/25/2015 4.97 04/15/2016 6.56 06/10/2017 2.67 05/08/2018 5.98 08/11/2019 8.09 05/10/2020 7.05 04/15/2021 3.12 05/12/2022 6.71 05/06/2023 7.29