Precipitation annual maximum series (inches) Station ID: 24-1692 Station name: CHESTER State: MT Latitude (decimal degrees): 48.5092 Longitude (decimal degrees): -110.9694 Elevation (feet): 3132 Duration: 1 day 05/03/1901 1.10 06/03/1902 2.50 05/29/1906 1.34 06/22/1907 2.25 03/24/1908 1.87 06/19/1909 1.83 09/04/1911 2.35 08/04/1912 0.81 06/27/1913 1.00 06/06/1914 1.80 06/14/1943 1.35 04/06/1944 0.67 09/22/1945 0.67 07/09/1946 1.15 09/18/1947 0.93 07/06/1949 0.54 06/07/1950 0.70 08/30/1951 1.29 05/04/1952 1.00 05/25/1953 1.45 06/27/1954 1.45 07/07/1955 0.82 07/03/1956 1.19 08/31/1957 0.85 07/03/1958 1.17 06/27/1959 1.32 05/25/1960 0.87 05/31/1961 0.74 06/13/1962 0.58 06/28/1963 1.00 06/15/1964 1.17 06/16/1965 1.52 07/03/1966 1.27 04/20/1967 0.61 08/15/1968 2.22 06/29/1969 0.57 07/13/1970 3.10 05/06/1971 0.65 08/18/1972 0.83 05/25/1973 0.79 08/11/1974 1.13 06/19/1975 1.34 06/22/1976 1.72 05/10/1977 0.77 08/22/1978 0.94 08/21/1979 1.12 05/25/1980 1.38 03/30/1981 1.39 05/29/1982 1.06 07/10/1983 1.09 05/15/1984 0.73 05/30/1985 1.20 05/22/1986 1.18 07/29/1987 0.84 09/18/1988 0.74 07/28/1989 1.92 05/25/1990 1.62 06/06/1991 1.22 06/30/1992 1.25 07/24/1993 1.10 05/19/1994 0.40 06/06/1995 3.02 06/22/1996 0.85 07/28/1997 1.70 07/04/1998 1.31 06/03/1999 1.62 10/27/1999 0.79 07/31/2001 1.48 05/22/2002 1.22 06/20/2003 1.12 08/23/2004 1.10 06/03/2005 0.88 04/11/2007 0.85 09/01/2008 1.27 06/22/2009 1.08 07/11/2010 1.12 06/03/2011 0.82 06/05/2012 1.10 06/03/2013 1.27 06/14/2014 0.98 09/05/2015 1.15 04/15/2016 1.83 10/03/2017 1.78 05/21/2020 1.21 07/22/2021 1.12 06/15/2022 0.75 09/23/2023 0.71 Duration: 2 days 05/03/1901 1.21 06/02/1902 3.50 05/29/1906 1.76 06/22/1907 3.03 06/03/1908 2.50 06/19/1909 2.28 09/04/1911 3.08 08/03/1912 1.02 08/13/1913 1.35 06/06/1914 2.03 06/02/1943 2.00 08/13/1944 0.76 09/22/1945 0.74 07/08/1946 1.31 09/17/1947 1.27 07/06/1949 0.69 06/07/1950 1.09 08/29/1951 1.72 05/03/1952 1.12 05/24/1953 2.25 06/26/1954 1.60 07/06/1955 1.41 07/02/1956 1.31 08/30/1957 1.06 07/03/1958 1.56 06/26/1959 2.58 04/23/1960 1.34 05/30/1961 1.04 06/12/1962 0.82 06/28/1963 1.20 05/02/1964 1.63 06/16/1965 2.58 07/02/1966 1.40 04/19/1967 1.10 08/15/1968 2.74 06/28/1969 0.87 07/12/1970 3.42 05/05/1971 0.82 08/17/1972 0.93 05/25/1973 0.87 08/11/1974 1.25 06/19/1975 1.67 06/21/1976 2.48 05/10/1977 1.20 04/17/1978 1.05 08/20/1979 1.24 05/24/1980 1.61 03/30/1981 1.53 05/28/1982 1.38 07/09/1983 1.20 05/14/1984 0.95 05/29/1985 1.32 05/22/1986 1.36 06/19/1987 1.55 07/04/1988 0.82 07/27/1989 2.12 05/25/1990 2.32 06/20/1991 1.35 06/29/1992 1.38 07/24/1993 2.01 04/24/1994 0.49 06/06/1995 3.74 09/16/1996 0.97 07/28/1997 1.88 07/03/1998 1.65 06/03/1999 2.06 10/27/1999 0.87 07/31/2001 1.63 06/08/2002 1.66 06/20/2003 1.24 08/23/2004 1.29 06/03/2005 1.76 04/11/2007 0.94 08/31/2008 1.84 06/22/2009 1.19 05/28/2010 1.35 03/22/2011 0.98 06/05/2012 2.10 06/19/2013 1.84 06/13/2014 1.18 09/04/2015 1.66 04/15/2016 2.21 10/03/2017 1.99 05/21/2020 1.42 11/01/2020 1.60 06/14/2022 0.88 06/03/2023 1.15 Duration: 3 days 06/11/1901 1.25 06/02/1902 3.57 05/28/1906 1.93 06/21/1907 3.23 06/03/1908 3.00 06/19/1909 2.32 09/04/1911 3.49 08/03/1912 1.04 08/13/1913 1.95 06/06/1914 2.07 09/01/1915 2.63 06/02/1943 2.04 08/12/1944 0.96 09/15/1945 0.97 07/08/1946 1.34 09/17/1947 1.52 05/27/1949 0.75 06/06/1950 1.16 08/28/1951 2.06 05/03/1952 1.14 05/24/1953 2.29 06/26/1954 1.67 07/05/1955 2.07 07/02/1956 1.34 08/30/1957 1.09 07/02/1958 1.61 06/26/1959 2.63 04/23/1960 1.56 05/29/1961 1.19 06/12/1962 0.88 06/28/1963 1.22 05/02/1964 1.94 06/16/1965 2.63 06/02/1966 1.47 04/19/1967 1.19 08/15/1968 2.79 06/24/1969 1.01 07/12/1970 3.49 06/05/1971 0.84 08/17/1972 0.95 05/25/1973 0.89 08/11/1974 1.41 06/19/1975 1.83 06/21/1976 2.53 05/10/1977 1.22 07/06/1978 1.08 06/17/1979 1.98 05/23/1980 1.92 03/30/1981 1.56 05/27/1982 1.73 07/08/1983 1.24 05/14/1984 0.97 05/28/1985 1.35 05/22/1986 1.39 06/18/1987 1.58 07/04/1988 1.10 05/24/1990 2.78 06/20/1991 1.59 06/29/1992 1.42 07/24/1993 2.05 05/17/1994 0.56 06/06/1995 3.81 09/16/1996 1.13 07/28/1997 1.91 07/02/1998 1.94 06/03/1999 2.10 10/27/1999 0.89 07/31/2001 1.67 06/08/2002 2.60 04/13/2003 1.26 08/22/2004 1.32 06/02/2005 2.61 04/11/2007 0.96 05/22/2008 1.93 06/20/2009 1.28 05/28/2010 1.76 03/21/2011 1.08 06/04/2012 2.33 06/19/2013 1.88 06/14/2014 1.69 09/04/2015 1.85 04/14/2016 2.25 10/02/2017 2.07 05/20/2020 1.59 10/31/2020 1.65 06/13/2022 0.96 06/03/2023 1.17 Duration: 4 days 06/11/1901 1.26 06/02/1902 3.60 05/27/1906 2.11 06/21/1907 3.26 06/03/1908 3.30 09/04/1911 3.52 08/01/1912 1.77 06/26/1913 2.00 06/04/1914 2.09 09/01/1915 2.66 06/02/1943 2.06 08/12/1944 1.01 05/17/1945 1.03 07/08/1946 1.35 09/17/1947 1.76 05/27/1949 0.90 06/06/1950 1.17 08/27/1951 2.25 05/03/1952 1.15 05/24/1953 2.32 06/26/1954 1.69 05/13/1955 2.17 07/03/1956 1.60 08/30/1957 1.10 06/01/1958 1.93 06/24/1959 2.70 04/22/1960 1.74 05/29/1961 1.20 06/12/1962 0.89 06/28/1963 1.23 05/02/1964 2.00 06/16/1965 2.82 06/02/1966 1.81 04/18/1967 1.24 08/15/1968 2.82 06/26/1969 1.25 07/12/1970 3.52 06/04/1971 0.96 08/17/1972 0.96 06/15/1973 1.03 08/08/1974 1.61 06/17/1975 2.06 06/21/1976 2.70 09/28/1977 1.27 07/03/1978 1.32 06/17/1979 2.00 05/22/1980 2.04 05/05/1981 1.71 05/26/1982 2.16 07/08/1983 1.25 05/14/1984 0.98 05/27/1985 1.39 05/22/1986 1.40 06/19/1987 1.60 07/04/1988 1.11 05/24/1990 2.81 06/19/1991 1.80 06/29/1992 1.43 07/24/1993 2.07 04/22/1994 0.80 06/04/1995 3.87 09/15/1996 1.20 07/28/1997 1.93 07/01/1998 1.99 06/03/1999 2.12 10/27/1999 0.90 07/31/2001 1.68 06/08/2002 2.72 04/13/2003 1.27 08/23/2004 1.49 06/02/2005 2.64 04/11/2007 0.97 05/22/2008 2.18 06/20/2009 1.39 05/28/2010 2.15 05/31/2011 1.26 06/04/2012 2.35 05/31/2013 1.98 06/14/2014 2.01 09/04/2015 1.87 04/13/2016 2.38 10/02/2017 2.09 05/19/2020 1.74 10/30/2020 1.76 06/13/2022 1.00 05/27/2023 1.37 Duration: 7 days 06/11/1901 1.27 06/02/1902 3.64 05/24/1906 2.79 06/19/1907 3.58 05/31/1908 3.64 09/04/1911 3.56 08/01/1912 1.79 06/27/1913 2.22 06/01/1914 2.21 09/01/1915 3.15 06/02/1943 2.19 08/08/1944 1.27 09/17/1945 1.33 07/09/1946 2.27 09/16/1947 1.80 05/17/1949 1.15 06/06/1950 1.18 08/27/1951 2.93 05/03/1952 1.16 05/24/1953 3.42 06/26/1954 2.18 07/02/1955 2.38 07/02/1956 1.66 06/16/1957 1.32 06/03/1958 2.21 06/21/1959 3.05 04/19/1960 1.88 05/29/1961 1.21 06/09/1962 0.93 06/22/1963 1.65 05/02/1964 2.24 06/12/1965 3.39 05/30/1966 2.48 04/14/1967 1.29 08/15/1968 3.01 06/24/1969 1.90 07/12/1970 3.56 05/31/1971 1.07 05/20/1972 1.24 06/15/1973 1.04 08/08/1974 1.91 06/14/1975 2.85 06/16/1976 3.00 05/10/1977 1.90 08/16/1978 1.62 06/17/1979 2.02 05/22/1980 2.14 05/15/1981 1.80 05/26/1982 2.18 07/08/1983 1.44 05/14/1984 0.99 09/06/1985 1.93 05/05/1986 1.64 07/25/1987 1.74 07/04/1988 1.12 05/20/1990 2.95 06/19/1991 2.04 06/29/1992 2.02 07/24/1993 2.17 06/01/1994 0.83 06/03/1995 4.24 06/22/1996 1.52 05/21/1997 2.26 07/01/1998 2.31 05/30/1999 2.14 05/31/2000 0.91 07/31/2001 1.70 06/08/2002 2.75 04/13/2003 1.28 05/18/2004 1.61 06/02/2005 3.33 09/19/2007 1.02 05/21/2008 2.43 06/17/2009 1.55 05/25/2010 2.49 05/28/2011 1.83 06/05/2012 2.91 05/29/2013 3.21 06/12/2014 2.89 09/04/2015 1.89 04/13/2016 2.40 10/03/2017 2.26 05/18/2020 1.83 11/01/2020 1.78 06/14/2022 1.41 05/28/2023 1.86 Duration: 10 days 06/11/1901 1.30 06/02/1902 3.71 05/21/1906 3.06 06/16/1907 4.06 06/01/1908 4.33 09/04/1911 3.63 08/01/1912 1.98 06/26/1913 2.42 06/06/1914 2.53 09/01/1915 3.57 06/02/1943 2.44 08/07/1944 1.33 09/15/1945 1.71 07/08/1946 2.47 09/16/1947 1.84 05/21/1949 1.42 06/06/1950 1.44 08/24/1951 3.16 07/11/1952 1.19 05/24/1953 4.02 06/26/1954 2.22 05/13/1955 2.77 06/15/1956 2.04 06/13/1957 1.47 05/31/1958 2.86 06/20/1959 3.12 04/16/1960 1.98 05/29/1961 1.24 05/19/1962 0.95 06/20/1963 2.20 04/30/1964 2.33 06/12/1965 3.60 05/28/1966 3.11 04/19/1967 2.05 08/11/1968 3.12 06/24/1969 2.45 07/12/1970 3.63 05/31/1971 1.21 08/14/1972 1.41 06/15/1973 1.06 05/13/1974 2.14 06/13/1975 3.27 06/16/1976 3.26 05/10/1977 2.41 06/28/1978 1.98 06/17/1979 2.06 05/22/1980 2.47 05/15/1981 1.96 05/26/1982 2.22 07/02/1983 1.84 05/06/1984 1.01 09/05/1985 2.56 05/03/1986 1.76 07/17/1987 1.96 06/28/1988 1.27 05/18/1990 3.15 05/28/1991 2.16 06/26/1992 2.23 07/06/1993 2.53 06/01/1994 0.85 06/03/1995 4.38 09/15/1996 1.60 05/21/1997 2.31 06/27/1998 2.86 06/03/1999 2.18 05/31/2000 0.97 07/22/2001 2.15 06/02/2002 3.14 06/11/2003 1.41 05/19/2004 1.70 06/02/2005 3.51 04/11/2007 1.41 05/21/2008 2.54 06/17/2009 1.58 05/25/2010 2.65 05/25/2011 1.95 06/02/2012 3.25 05/27/2013 3.61 06/12/2014 3.35 09/04/2015 1.92 04/15/2016 2.52 10/02/2017 2.34 05/12/2020 1.89 10/30/2020 2.05 06/13/2022 1.49 05/26/2023 2.73 Duration: 20 days 05/03/1901 2.10 05/19/1902 4.06 05/21/1906 3.82 06/04/1907 5.72 05/25/1908 5.42 09/04/1911 3.99 07/21/1912 2.12 06/16/1913 3.38 06/06/1914 3.77 06/02/1943 4.71 07/31/1944 1.65 09/05/1945 1.75 06/24/1946 2.85 09/17/1947 2.10 05/17/1949 2.25 06/06/1950 2.07 08/14/1951 3.78 05/03/1952 1.45 05/20/1953 5.89 06/10/1954 3.09 06/24/1955 3.64 06/14/1956 3.44 06/06/1957 2.30 05/31/1958 4.11 06/09/1959 3.71 04/09/1960 2.47 05/14/1961 1.83 05/25/1962 1.50 06/20/1963 3.14 06/15/1964 3.08 06/12/1965 5.08 05/28/1966 3.43 04/14/1967 2.51 08/15/1968 3.45 06/19/1969 3.10 06/28/1970 4.82 05/19/1971 1.48 05/20/1972 1.97 06/03/1973 1.13 05/13/1974 3.06 06/03/1975 3.98 06/05/1976 4.74 05/10/1977 2.88 06/19/1978 2.90 06/01/1979 2.92 05/22/1980 3.08 05/05/1981 3.67 05/26/1982 2.55 06/28/1983 3.00 05/14/1984 1.25 09/05/1985 3.49 05/05/1986 3.10 07/17/1987 3.22 06/23/1988 1.80 07/10/1989 4.50 05/07/1990 3.44 06/06/1991 3.41 06/30/1992 3.27 07/06/1993 4.74 05/19/1994 1.48 06/03/1995 6.58 06/14/1996 2.29 05/21/1997 2.72 06/15/1998 3.59 05/30/1999 2.25 05/31/2000 1.25 07/12/2001 2.50 05/22/2002 4.36 06/02/2003 2.01 05/19/2004 2.49 06/02/2005 4.30 04/01/2007 1.83 05/23/2008 3.97 06/06/2009 2.35 07/27/2010 2.88 05/21/2011 3.24 05/23/2012 4.54 05/27/2013 4.59 06/12/2014 3.57 09/04/2015 2.44 04/13/2016 3.09 06/06/2018 2.82 05/11/2020 2.23 05/08/2021 3.14 06/05/2022 2.31 05/23/2023 3.56 Duration: 30 days 05/21/1901 2.30 05/24/1906 4.29 05/25/1907 6.81 05/13/1908 6.16 09/04/1911 4.99 08/01/1912 2.73 06/16/1913 3.73 06/06/1914 5.02 05/25/1943 4.99 06/04/1944 1.97 05/09/1945 2.44 06/17/1946 4.13 05/26/1947 2.41 05/17/1949 2.25 06/06/1950 2.56 08/08/1951 4.48 06/20/1952 2.09 05/19/1953 6.15 06/10/1954 4.30 06/13/1955 4.43 06/15/1956 4.11 06/02/1957 2.52 06/04/1958 4.83 05/31/1959 3.81 04/09/1960 2.65 05/02/1961 2.54 05/17/1962 2.09 06/20/1963 3.34 06/07/1964 4.54 06/12/1965 6.48 05/28/1966 4.56 03/30/1967 3.10 08/11/1968 3.76 06/07/1969 3.42 07/12/1970 6.02 05/17/1971 1.90 05/07/1972 2.32 05/25/1973 2.01 05/02/1974 3.14 06/08/1975 4.59 05/28/1976 5.17 05/10/1977 3.13 06/19/1978 3.57 06/06/1979 3.35 05/22/1980 3.70 05/05/1981 4.00 05/09/1982 2.78 06/18/1983 3.85 05/14/1984 1.74 08/21/1985 4.18 08/30/1986 3.28 07/17/1987 3.79 06/06/1988 2.51 07/10/1989 4.74 04/27/1990 4.16 05/28/1991 4.35 06/13/1992 4.15 06/28/1993 5.17 05/17/1994 1.81 06/04/1995 8.41 05/30/1996 2.42 05/21/1997 3.35 06/08/1998 4.13 06/03/1999 2.98 05/31/2000 1.36 07/10/2001 2.73 05/21/2002 4.63 04/13/2003 2.18 05/10/2004 3.05 06/02/2005 4.71 04/05/2007 1.94 05/21/2008 4.93 06/17/2009 3.07 05/25/2010 4.41 05/22/2011 3.85 05/22/2012 5.40 05/24/2013 6.77 06/01/2014 3.64 08/19/2015 2.89 04/13/2016 3.78 05/29/2018 4.40 05/20/2020 3.02 04/25/2021 3.84 06/05/2022 2.98 05/23/2023 3.96 Duration: 45 days 05/03/1901 3.40 05/14/1906 5.36 05/16/1907 7.96 05/11/1908 6.36 08/26/1911 5.09 06/27/1912 3.50 06/16/1913 3.73 05/16/1914 6.27 05/21/1916 7.06 06/02/1943 6.14 05/15/1944 2.58 05/13/1945 3.62 06/06/1946 4.67 08/12/1947 3.14 05/17/1949 2.83 06/06/1950 3.73 08/12/1951 4.91 06/20/1952 2.48 04/28/1953 6.86 05/25/1954 5.41 06/13/1955 5.67 06/01/1956 5.01 08/05/1957 2.99 05/31/1958 6.55 05/17/1959 5.36 04/12/1960 4.25 04/18/1961 2.96 05/13/1962 2.69 06/02/1963 4.05 06/07/1964 5.25 06/06/1965 7.08 05/30/1966 6.31 03/29/1967 4.01 08/11/1968 5.74 05/30/1969 3.76 06/11/1970 7.90 04/25/1971 2.73 05/10/1972 2.85 05/25/1973 2.04 05/13/1974 3.57 05/06/1975 5.43 06/02/1976 5.52 05/10/1977 3.79 06/19/1978 3.93 05/06/1979 3.75 05/22/1980 5.52 05/05/1981 5.35 05/26/1982 4.25 06/11/1983 4.39 05/14/1984 1.94 08/07/1985 5.60 05/02/1986 4.83 06/18/1987 4.95 05/30/1988 3.35 04/22/1990 4.87 05/11/1991 6.06 06/09/1992 4.82 06/11/1993 7.27 04/24/1994 2.27 06/03/1995 10.04 05/16/1996 3.66 05/21/1997 4.17 05/23/1998 4.65 04/21/1999 3.84 05/31/2000 1.76 06/18/2001 3.66 05/06/2002 5.24 04/01/2003 2.53 05/10/2004 3.33 05/15/2005 4.99 04/01/2007 2.57 04/30/2008 5.65 06/01/2009 3.92 05/28/2010 5.60 05/03/2011 4.17 05/18/2012 6.05 05/27/2013 7.52 06/12/2014 4.26 08/16/2015 3.16 04/13/2016 5.48 05/11/2018 5.06 05/18/2020 4.61 04/24/2021 3.88 06/05/2022 3.88 05/06/2023 4.75 Duration: 60 days 05/03/1901 3.92 05/03/1906 5.86 05/16/1907 8.72 08/06/1911 5.63 07/08/1912 3.98 06/17/1913 5.86 05/09/1914 6.75 07/12/1915 6.97 05/21/1916 7.85 05/25/1943 6.47 06/16/1944 2.85 04/28/1945 4.02 05/21/1946 5.24 08/12/1947 3.48 05/17/1949 3.89 06/06/1950 4.30 08/08/1951 5.64 05/03/1952 2.93 04/23/1953 7.72 05/10/1954 6.08 05/13/1955 7.09 05/08/1956 5.67 08/27/1957 3.71 05/31/1958 7.15 05/01/1959 5.90 04/09/1960 4.41 04/09/1961 3.40 05/07/1962 3.23 05/09/1963 4.20 04/22/1964 5.55 05/23/1965 7.62 05/28/1966 7.44 03/12/1967 4.11 08/11/1968 5.77 05/18/1969 3.93 06/11/1970 10.14 04/17/1971 3.35 05/20/1972 3.35 04/20/1973 2.36 05/13/1974 4.41 04/26/1975 6.99 06/04/1976 5.87 04/20/1977 3.82 06/24/1978 4.91 04/22/1979 4.22 05/22/1980 5.82 05/05/1981 5.47 05/26/1982 5.16 06/05/1983 4.89 04/19/1984 2.09 07/23/1985 6.29 05/02/1986 5.61 06/18/1987 5.55 05/14/1988 3.40 07/10/1989 7.44 04/22/1990 5.46 05/03/1991 7.01 06/13/1992 5.53 05/29/1993 8.55 04/22/1994 2.93 05/26/1995 11.00 05/13/1996 3.85 05/03/1997 4.36 05/14/1998 5.40 04/14/1999 3.98 05/12/2000 1.88 06/03/2001 4.79 05/21/2002 5.55 04/13/2003 3.15 08/23/2004 3.94 05/15/2005 5.04 04/01/2007 3.38 04/16/2008 6.44 04/25/2009 4.60 06/16/2010 6.44 05/03/2011 4.46 04/13/2012 7.49 05/14/2013 8.27 06/12/2014 5.64 05/15/2015 3.65 04/13/2016 6.76 05/11/2018 5.33 05/11/2020 5.14 04/24/2021 4.15 05/20/2022 4.30 04/13/2023 5.03