Precipitation annual maximum series (inches) Station ID: 24-2550 Station name: DUNKIRK 19NNE State: MT Latitude (decimal degrees): 48.7167 Longitude (decimal degrees): -111.4758 Elevation (feet): 3323 Duration: 1 day 07/10/1913 0.70 08/24/1914 0.87 06/03/1915 1.37 07/08/1916 2.50 06/10/1917 1.04 09/01/1918 0.95 08/03/1919 0.81 07/12/1920 1.08 08/15/1921 1.05 05/28/1922 1.60 06/21/1923 1.22 06/07/1924 1.05 04/23/1925 1.18 06/19/1926 1.27 05/20/1927 1.63 07/18/1928 1.62 06/02/1929 2.35 09/23/1930 1.40 07/30/1931 1.95 04/22/1932 0.83 08/21/1933 1.70 06/26/1934 1.11 07/21/1935 0.95 08/19/1936 1.57 06/12/1937 2.31 09/07/1938 1.29 06/23/1939 1.30 07/27/1940 1.65 06/28/1941 1.51 05/24/1942 0.66 06/02/1943 0.98 05/22/1944 0.58 08/11/1945 0.63 07/09/1946 1.49 08/12/1947 0.84 06/17/1948 1.26 07/12/1949 0.77 06/07/1950 0.76 06/05/1951 1.53 07/19/1952 1.21 06/30/1953 1.12 09/28/1954 0.78 07/07/1955 1.07 07/03/1956 0.98 06/09/1957 0.74 06/01/1958 1.30 06/26/1959 1.40 08/02/1960 1.84 05/17/1961 0.47 07/16/1962 1.13 08/25/1963 1.46 05/04/1964 1.01 06/16/1965 1.47 07/03/1966 1.72 05/29/1967 0.68 08/15/1968 1.95 06/28/1969 0.79 05/07/1970 1.06 05/20/1971 0.55 03/25/1972 0.56 05/25/1973 0.91 04/27/1974 0.67 08/24/1975 1.08 10/13/1975 0.65 05/15/1977 0.72 08/01/2001 1.58 06/11/2002 1.37 04/15/2003 0.77 06/06/2004 0.88 06/28/2005 1.11 06/15/2006 0.97 05/04/2007 0.51 05/23/2008 0.97 06/23/2009 0.74 07/11/2010 1.37 05/29/2011 0.81 04/13/2012 0.96 09/09/2013 1.54 06/20/2014 0.45 05/28/2015 0.97 05/22/2016 0.94 06/14/2017 1.19 06/01/2018 0.88 05/26/2019 0.57 06/30/2020 1.29 07/06/2021 1.36 06/15/2022 1.13 08/22/2023 0.50 Duration: 2 days 07/10/1913 0.85 08/23/1914 1.01 06/02/1915 1.51 07/08/1916 2.76 06/10/1917 1.50 01/25/1918 1.05 08/02/1919 0.90 07/11/1920 1.19 05/06/1921 1.40 05/27/1922 2.37 06/21/1923 1.48 06/07/1924 1.19 04/22/1925 2.01 06/19/1926 1.57 05/20/1927 2.40 07/18/1928 1.80 06/02/1929 2.59 09/23/1930 1.55 07/30/1931 3.33 06/15/1932 1.48 08/20/1933 2.18 06/26/1934 1.49 07/21/1935 1.05 08/19/1936 1.73 06/12/1937 2.55 09/07/1938 1.91 06/23/1939 1.48 07/26/1940 1.82 06/28/1941 1.77 05/23/1942 0.81 06/02/1943 1.08 06/26/1944 0.64 06/04/1945 0.73 07/09/1946 1.64 09/18/1947 0.99 06/16/1948 1.91 07/11/1949 0.85 06/07/1950 1.17 06/05/1951 2.35 10/04/1951 1.34 05/24/1953 1.46 06/10/1954 1.17 07/06/1955 1.49 06/15/1956 1.63 08/31/1957 0.89 06/03/1958 1.55 06/26/1959 2.04 08/01/1960 2.05 05/16/1961 0.90 07/16/1962 1.25 08/24/1963 1.61 05/03/1964 1.40 06/16/1965 2.48 07/02/1966 1.90 05/29/1967 1.12 08/15/1968 2.15 06/28/1969 1.32 06/13/1970 1.31 06/05/1971 0.75 07/18/1972 0.62 05/25/1973 1.00 08/08/1974 0.74 05/05/1975 1.65 10/12/1975 0.95 05/14/1977 1.09 07/31/2001 2.27 06/10/2002 1.98 04/14/2003 1.17 06/06/2004 1.01 06/02/2005 1.23 06/15/2006 1.58 04/19/2007 0.67 05/22/2008 1.41 06/22/2009 0.85 07/11/2010 1.51 05/28/2011 1.12 04/27/2012 1.06 06/19/2013 1.94 06/17/2014 0.81 05/27/2015 1.49 05/21/2016 1.17 06/13/2017 1.32 05/31/2018 1.13 05/26/2019 0.89 05/20/2020 1.78 07/06/2021 1.50 06/14/2022 1.25 05/27/2023 0.55 Duration: 3 days 06/27/1913 0.87 08/23/1914 1.03 06/01/1915 1.60 07/08/1916 2.81 06/10/1917 1.86 01/25/1918 1.07 08/02/1919 0.98 07/11/1920 1.22 05/06/1921 1.43 05/27/1922 2.79 06/20/1923 1.70 06/06/1924 1.24 04/21/1925 2.29 06/19/1926 1.60 05/20/1927 2.87 07/17/1928 1.83 06/02/1929 2.64 09/23/1930 1.58 07/30/1931 3.39 06/15/1932 1.51 08/20/1933 2.22 06/25/1934 1.52 07/20/1935 1.11 08/19/1936 1.77 06/12/1937 2.60 09/07/1938 2.01 06/23/1939 1.61 07/25/1940 1.86 06/28/1941 1.97 05/24/1942 1.28 06/02/1943 1.10 05/17/1944 0.88 06/04/1945 1.14 06/22/1946 1.68 06/01/1947 1.43 06/15/1948 2.17 07/11/1949 0.87 06/06/1950 1.30 06/04/1951 2.90 10/04/1951 1.36 05/24/1953 1.51 06/10/1954 1.19 05/14/1955 2.06 06/15/1956 1.66 08/31/1957 0.91 06/01/1958 1.76 06/26/1959 2.08 08/01/1960 2.09 05/15/1961 0.92 07/26/1962 1.27 08/24/1963 1.64 05/02/1964 1.86 06/16/1965 2.76 07/02/1966 1.94 05/29/1967 1.16 08/15/1968 2.19 06/28/1969 1.35 06/13/1970 1.34 06/05/1971 0.76 07/17/1972 0.65 05/25/1973 1.02 08/11/1974 1.00 05/04/1975 1.95 10/12/1975 1.21 09/29/1977 1.11 07/31/2001 2.31 06/09/2002 2.75 04/13/2003 1.28 06/30/2004 1.18 06/02/2005 1.33 06/15/2006 1.61 04/18/2007 0.90 08/31/2008 1.61 06/21/2009 0.88 07/11/2010 1.54 06/02/2011 1.22 06/04/2012 1.09 06/19/2013 2.39 06/18/2014 1.17 09/04/2015 1.59 05/20/2016 1.54 06/13/2017 1.35 05/31/2018 1.20 05/26/2019 0.91 05/20/2020 2.24 07/06/2021 1.53 06/13/2022 1.51 10/22/2022 0.58 Duration: 4 days 08/14/1913 1.19 08/23/1914 1.04 06/02/1915 1.69 07/08/1916 2.84 06/10/1917 1.88 08/29/1918 1.08 08/02/1919 0.99 07/09/1920 1.23 05/06/1921 1.44 05/27/1922 2.82 06/19/1923 1.86 06/04/1924 1.68 04/20/1925 2.92 06/19/1926 1.62 05/20/1927 3.54 07/17/1928 1.85 05/31/1929 2.67 09/23/1930 1.59 07/30/1931 3.43 06/15/1932 1.52 08/20/1933 2.24 06/04/1934 1.56 07/21/1935 1.15 08/19/1936 1.78 06/12/1937 2.62 09/07/1938 2.09 06/23/1939 1.63 07/24/1940 1.87 06/28/1941 1.99 05/23/1942 1.43 06/02/1943 1.11 05/19/1944 0.91 06/04/1945 1.33 06/21/1946 1.71 06/01/1947 1.74 06/14/1948 2.24 05/30/1949 0.93 06/06/1950 1.31 06/03/1951 2.95 10/02/1951 1.42 05/24/1953 1.87 08/24/1954 1.28 05/13/1955 2.12 06/15/1956 1.68 06/13/1957 0.98 06/01/1958 2.85 06/24/1959 2.25 08/01/1960 2.22 05/14/1961 0.98 07/13/1962 1.96 08/24/1963 1.66 05/01/1964 2.76 06/16/1965 3.02 07/02/1966 1.95 05/29/1967 1.17 08/15/1968 2.48 06/26/1969 1.48 06/13/1970 1.69 05/17/1971 1.03 07/18/1972 0.76 06/15/1973 1.23 08/08/1974 1.28 05/04/1975 2.06 10/12/1975 1.22 09/28/1977 1.31 06/08/2002 3.21 04/13/2003 1.30 06/30/2004 1.19 06/03/2005 1.68 06/15/2006 1.63 04/18/2007 0.91 05/22/2008 1.84 06/21/2009 0.89 07/11/2010 1.56 05/28/2011 1.38 06/03/2012 1.10 06/19/2013 2.41 06/17/2014 1.55 09/04/2015 1.67 05/20/2016 1.70 06/11/2017 1.36 05/30/2018 1.23 08/10/2019 1.00 05/19/2020 2.56 07/06/2021 1.54 06/13/2022 1.54 06/22/2023 0.64 Duration: 7 days 08/14/1913 1.54 08/18/1914 1.12 06/02/1915 2.03 07/02/1916 3.81 06/07/1917 2.06 12/08/1917 1.09 07/29/1919 1.01 07/06/1920 1.32 05/02/1921 1.48 05/27/1922 2.84 06/16/1923 2.37 06/02/1924 1.83 04/20/1925 3.07 06/14/1926 1.84 05/17/1927 4.96 06/17/1928 2.06 06/02/1929 2.87 09/18/1930 1.61 07/30/1931 3.46 06/05/1932 1.97 08/20/1933 2.74 06/06/1934 2.23 07/20/1935 1.39 08/13/1936 1.95 06/12/1937 2.65 06/17/1938 2.82 06/17/1939 1.91 07/26/1940 2.39 06/28/1941 2.01 05/24/1942 1.57 06/10/1943 1.27 05/17/1944 1.46 06/01/1945 1.75 07/09/1946 1.85 06/01/1947 1.76 06/15/1948 2.61 05/28/1949 1.04 08/05/1950 1.58 06/03/1951 2.98 10/02/1951 1.43 05/24/1953 3.12 06/26/1954 1.42 07/06/1955 2.91 06/15/1956 2.47 06/09/1957 1.09 05/31/1958 2.89 06/21/1959 2.65 08/01/1960 2.90 05/14/1961 1.00 07/13/1962 1.98 06/22/1963 1.81 05/01/1964 3.20 06/12/1965 3.31 05/30/1966 2.12 05/29/1967 1.31 08/15/1968 2.53 06/24/1969 2.06 07/27/1970 1.85 05/31/1971 1.27 07/16/1972 0.87 06/13/1973 1.34 08/08/1974 1.71 06/14/1975 2.39 08/04/1976 1.55 05/10/1977 1.58 06/08/2002 3.29 04/12/2003 1.31 08/21/2004 1.38 06/02/2005 2.63 06/10/2006 2.30 04/18/2007 1.08 05/21/2008 2.29 06/17/2009 0.95 07/06/2010 1.60 05/28/2011 2.45 06/05/2012 1.73 05/28/2013 3.30 06/14/2014 2.19 05/27/2015 2.00 05/20/2016 1.72 06/11/2017 1.37 06/18/2018 1.51 05/21/2019 1.02 05/18/2020 2.59 08/03/2021 2.04 06/15/2022 1.76 06/19/2023 0.80 Duration: 10 days 08/09/1913 1.71 08/17/1914 1.97 10/03/1914 2.24 06/29/1916 4.09 06/07/1917 2.10 08/12/1918 1.22 08/02/1919 1.03 07/06/1920 1.35 05/06/1921 1.57 05/27/1922 3.04 07/01/1923 2.80 06/02/1924 1.87 04/16/1925 3.13 06/12/1926 2.21 05/17/1927 5.14 06/17/1928 2.44 06/02/1929 3.33 06/20/1930 1.64 07/30/1931 3.56 06/07/1932 2.85 08/20/1933 2.79 06/04/1934 2.45 07/16/1935 1.44 08/12/1936 2.29 06/12/1937 2.70 06/17/1938 3.12 06/16/1939 2.57 07/24/1940 2.55 06/28/1941 2.05 05/23/1942 1.94 06/02/1943 1.86 05/15/1944 1.62 06/01/1945 1.95 06/17/1946 2.39 06/01/1947 2.58 06/12/1948 2.86 07/04/1949 1.34 08/04/1950 1.76 06/03/1951 3.04 07/11/1952 1.53 05/25/1953 4.05 06/02/1954 1.64 07/04/1955 3.40 06/15/1956 2.62 06/09/1957 1.72 05/31/1958 3.57 06/21/1959 2.70 08/01/1960 2.96 05/09/1961 1.32 07/13/1962 2.02 06/21/1963 2.31 05/01/1964 3.26 06/16/1965 3.78 06/24/1966 2.42 04/19/1967 1.60 08/11/1968 2.62 06/20/1969 2.20 07/25/1970 1.90 05/30/1971 1.34 07/16/1972 1.18 06/13/1973 1.37 08/06/1974 1.94 06/15/1975 2.83 10/07/1975 1.62 05/10/1977 1.67 06/02/2002 4.15 04/12/2003 1.34 06/06/2004 1.75 06/02/2005 3.14 06/08/2006 2.71 04/11/2007 1.11 05/21/2008 2.34 06/17/2009 0.97 06/10/2010 2.00 05/29/2011 3.01 06/05/2012 1.80 05/27/2013 4.00 06/11/2014 2.31 05/27/2015 2.11 05/20/2016 1.75 06/05/2017 1.91 06/17/2018 1.76 05/18/2019 1.39 05/13/2020 2.69 08/03/2021 2.10 06/13/2022 2.14 05/26/2023 0.89 Duration: 20 days 06/24/1913 2.07 06/06/1914 2.27 06/01/1915 3.18 06/20/1916 7.27 05/28/1917 2.66 08/02/1918 1.85 05/29/1919 1.62 07/06/1920 1.46 06/16/1921 2.33 05/17/1922 3.62 06/20/1923 4.95 06/04/1924 3.10 05/28/1925 3.15 08/30/1926 3.44 05/17/1927 6.23 06/17/1928 4.50 05/31/1929 5.43 04/24/1930 2.42 07/30/1931 3.62 05/30/1932 4.05 06/19/1933 3.04 06/07/1934 3.24 07/06/1935 1.64 08/03/1936 3.64 06/05/1937 2.82 06/17/1938 4.15 06/06/1939 3.60 07/16/1940 3.02 06/28/1941 2.33 05/23/1942 2.74 06/02/1943 2.43 05/17/1944 2.09 06/01/1945 2.59 06/21/1946 3.39 06/01/1947 3.48 06/02/1948 3.70 07/05/1949 1.99 07/27/1950 2.39 06/04/1951 3.70 09/24/1951 2.12 05/20/1953 6.57 06/26/1954 1.97 07/06/1955 4.52 06/15/1956 3.86 06/09/1957 2.28 05/31/1958 4.99 06/09/1959 2.86 08/01/1960 3.10 04/30/1961 2.20 07/13/1962 3.31 06/20/1963 3.69 04/23/1964 3.30 06/07/1965 5.00 06/29/1966 3.17 05/29/1967 2.41 05/26/1968 3.00 06/12/1969 2.72 07/13/1970 2.67 05/18/1971 1.98 05/07/1972 1.56 06/13/1973 1.44 08/06/1974 1.94 06/07/1975 3.54 10/07/1975 1.80 05/08/1977 2.04 06/02/2002 4.58 04/12/2003 2.05 05/29/2004 2.34 06/02/2005 4.28 05/28/2006 3.66 04/18/2007 1.65 05/21/2008 3.36 06/06/2009 1.43 05/28/2010 2.73 05/21/2011 4.75 05/24/2012 3.25 05/17/2013 6.01 06/11/2014 2.66 05/14/2015 2.76 05/06/2016 1.85 04/09/2017 2.18 05/31/2018 2.38 05/09/2019 1.65 05/19/2020 3.35 08/03/2021 2.54 06/05/2022 2.50 05/26/2023 1.41 Duration: 30 days 06/12/1913 2.75 06/06/1914 2.53 06/01/1915 4.06 06/20/1916 8.19 05/19/1917 3.88 08/05/1918 2.62 05/29/1919 1.84 06/14/1920 2.15 05/04/1921 3.14 05/07/1922 4.00 06/16/1923 5.92 05/25/1924 3.20 03/29/1925 3.40 08/18/1926 4.71 05/17/1927 7.68 06/06/1928 5.62 05/31/1929 5.51 04/14/1930 2.73 07/30/1931 5.42 05/18/1932 5.27 06/18/1933 3.29 06/01/1934 4.65 04/21/1935 1.94 08/03/1936 4.36 05/17/1937 3.03 06/09/1938 4.64 06/01/1939 3.80 07/16/1940 3.02 06/01/1941 2.74 05/23/1942 3.08 05/25/1943 2.84 05/12/1944 2.47 06/01/1945 2.97 06/17/1946 4.36 06/01/1947 4.08 05/24/1948 4.36 06/25/1949 2.34 07/14/1950 2.84 06/03/1951 4.50 06/22/1952 3.01 05/20/1953 6.69 06/10/1954 3.16 06/26/1955 5.46 06/15/1956 4.64 06/01/1957 2.51 05/21/1958 5.29 06/09/1959 2.86 08/01/1960 3.42 04/19/1961 2.44 07/01/1962 3.82 06/20/1963 4.04 05/01/1964 3.37 06/12/1965 5.77 06/04/1966 4.44 04/18/1967 2.64 05/22/1968 3.49 06/07/1969 3.37 07/12/1970 3.02 05/16/1971 2.64 07/01/1972 1.92 05/21/1973 2.73 04/27/1974 2.20 04/26/1975 3.95 07/12/1976 2.39 05/08/1977 2.04 05/22/2002 5.87 04/12/2003 2.62 06/06/2004 3.27 06/02/2005 5.61 05/26/2006 4.08 04/05/2007 1.93 05/21/2008 4.04 05/25/2009 2.15 06/15/2010 4.10 05/19/2011 5.01 05/22/2012 3.94 05/24/2013 7.44 06/12/2014 2.98 05/14/2015 2.89 04/24/2016 2.80 05/17/2017 2.93 05/31/2018 3.53 04/28/2019 1.90 05/13/2020 4.11 07/31/2021 2.66 06/07/2022 2.93 05/27/2023 2.21 Duration: 45 days 06/08/1913 3.46 08/23/1914 3.23 06/03/1915 6.20 05/25/1916 9.52 05/19/1917 4.33 07/23/1918 3.52 05/16/1919 2.45 04/15/1920 2.61 05/06/1921 4.23 05/27/1922 5.63 06/15/1923 8.10 05/19/1924 3.48 04/20/1925 3.77 08/09/1926 5.48 05/03/1927 8.55 06/04/1928 7.73 05/04/1929 6.39 04/24/1930 3.58 07/30/1931 6.08 05/21/1932 6.46 04/04/1933 3.63 05/27/1934 4.93 04/06/1935 2.86 08/03/1936 5.34 07/29/1937 3.81 06/17/1938 5.85 05/22/1939 4.93 06/22/1940 3.19 05/26/1941 3.71 05/14/1942 3.54 06/02/1943 3.14 05/17/1944 3.75 05/09/1945 3.67 05/28/1946 5.71 05/21/1947 4.33 05/08/1948 5.59 05/30/1949 2.75 06/30/1950 3.48 06/03/1951 5.59 06/06/1952 3.33 05/20/1953 8.64 05/26/1954 3.85 06/15/1955 5.92 06/02/1956 5.33 06/06/1957 2.99 05/12/1958 6.45 05/18/1959 3.80 06/25/1960 4.92 04/23/1961 2.75 06/14/1962 4.61 05/27/1963 5.28 05/01/1964 5.06 06/07/1965 6.24 06/01/1966 6.46 04/18/1967 3.80 08/11/1968 5.16 05/16/1969 3.78 06/13/1970 3.87 05/16/1971 3.48 07/01/1972 2.52 05/21/1973 2.83 04/17/1974 2.90 05/04/1975 4.98 05/31/1976 3.20 05/08/1977 2.70 05/26/2002 7.40 04/12/2003 2.99 05/19/2004 4.46 05/17/2005 6.13 05/23/2006 4.49 04/18/2007 2.20 04/30/2008 5.20 05/10/2009 2.60 05/28/2010 5.87 04/30/2011 5.90 04/28/2012 4.83 05/17/2013 8.85 06/11/2014 3.44 05/14/2015 2.96 04/15/2016 3.53 05/06/2017 3.50 05/19/2018 3.87 05/16/2019 2.82 05/18/2020 5.64 07/06/2021 4.05 06/05/2022 3.72 05/12/2023 2.57 Duration: 60 days 06/19/1913 4.67 08/17/1914 4.97 05/25/1915 7.56 05/23/1916 11.22 05/19/1917 4.52 07/23/1918 3.66 05/03/1919 2.73 04/02/1920 3.32 05/06/1921 5.55 05/17/1922 6.34 05/31/1923 9.27 04/27/1924 3.82 04/16/1925 6.34 07/20/1926 6.04 05/17/1927 10.13 06/03/1928 8.80 04/20/1929 7.69 04/24/1930 4.53 06/28/1931 6.60 04/21/1932 7.02 05/02/1933 5.19 05/01/1934 5.51 03/29/1935 3.29 07/16/1936 5.43 06/12/1937 4.45 05/01/1938 6.93 04/30/1939 5.42 07/26/1940 4.27 05/13/1941 4.13 05/03/1942 4.18 04/26/1943 3.91 05/15/1944 4.23 04/23/1945 4.18 05/21/1946 6.22 05/09/1947 4.62 04/26/1948 6.29 05/17/1949 3.62 06/07/1950 4.51 05/12/1951 6.14 06/12/1952 3.59 04/22/1953 8.69 05/10/1954 4.57 05/14/1955 7.47 06/15/1956 6.94 06/09/1957 3.29 05/12/1958 7.62 05/02/1959 4.62 06/15/1960 5.52 04/23/1961 3.02 06/12/1962 5.22 05/25/1963 5.61 05/01/1964 5.62 05/23/1965 6.79 05/29/1966 6.98 04/18/1967 5.05 08/15/1968 5.17 05/15/1969 4.02 06/11/1970 5.64 05/13/1971 3.82 05/23/1972 3.05 04/20/1973 2.96 03/31/1974 3.26 04/26/1975 7.72 06/13/1976 4.13 08/03/1977 3.45 05/22/2002 8.66 04/13/2003 3.66 05/11/2004 5.14 05/05/2005 6.33 04/30/2006 4.70 04/11/2007 2.65 04/16/2008 5.57 04/28/2009 3.23 05/25/2010 6.56 04/14/2011 6.26 04/13/2012 6.28 05/17/2013 9.97 06/11/2014 3.91 05/14/2015 3.46 05/20/2016 4.30 04/18/2017 5.10 04/29/2018 4.65 05/05/2019 3.14 05/07/2020 6.26 07/06/2021 4.26 05/12/2022 3.96 05/26/2023 3.01