North Pacific Index Data file: in_NPICPC.nc Dataset: North Pacific Region: North Pacific INFO: North Pacific index from CPC,1900-2016, anomaly relative to 1961-2000 mean. Missing Value: 1E+35 Variable: NPIw = North Pacific index, Winter, NDJFM, 1900-2016. NPIAw = North Pacific index anomaly, Winter, NDJFM, 1900-2016. NPIss = North Pacific index, Spring, AMJJ, 1900-2015. NPIAss = North Pacific index anomaly, Spring, AMJJ, 1900-2015. Year NPIw NPIAw NPIss NPIAss 1900 -3.03 -1.36 -2.44 -2.39 1901 1.35 0.60 1.26 1.24 1902 0.83 0.37 -0.62 -0.61 1903 4.86 2.18 0.40 0.39 1904 4.46 2.00 0.21 0.21 1905 -0.17 -0.08 -0.51 -0.50 1906 1.64 0.74 -0.83 -0.82 1907 5.49 2.46 -0.40 -0.39 1908 3.17 1.42 0.01 0.01 1909 1.95 0.87 0.74 0.73 1910 3.23 1.45 -0.58 -0.57 1911 4.13 1.85 0.04 0.04 1912 0.79 0.35 -1.18 -1.16 1913 0.76 0.34 -0.63 -0.62 1914 0.42 0.19 -0.45 -0.44 1915 1.80 0.81 -0.39 -0.38 1916 4.19 1.88 0.93 0.91 1917 3.51 1.57 1.24 1.22 1918 1.65 0.74 0.38 0.38 1919 -0.09 -0.04 -0.61 -0.60 1920 3.33 1.49 0.41 0.40 1921 1.17 0.52 0.55 0.54 1922 2.35 1.06 1.67 1.64 1923 2.21 0.99 -0.93 -0.91 1924 -0.21 -0.09 0.55 0.54 1925 -0.32 -0.14 -0.63 -0.62 1926 -3.51 -1.57 -2.70 -2.64 1927 -0.69 -0.31 1.12 1.10 1928 -0.13 -0.06 -1.04 -1.01 1929 -0.98 -0.44 -1.14 -1.12 1930 2.28 1.02 -1.26 -1.23 1931 -2.43 -1.09 -1.42 -1.39 1932 2.50 1.12 -1.00 -0.98 1933 2.00 0.90 0.52 0.51 1934 -1.99 -0.89 -0.23 -0.22 1935 0.26 0.12 -0.45 -0.44 1936 -1.14 -0.51 -1.47 -1.44 1937 4.27 1.91 -1.51 -1.48 1938 0.29 0.13 -1.69 -1.65 1939 0.74 0.33 0.11 0.11 1940 -4.97 -2.23 -2.33 -2.28 1941 -3.30 -1.48 -2.35 -2.30 1942 -0.55 -0.25 -1.41 -1.38 1943 3.68 1.65 -1.74 -1.70 1944 -0.85 -0.38 -1.15 -1.13 1945 1e+35 1e+35 -0.11 -0.10 1946 0.68 0.30 -0.65 -0.64 1947 2.02 0.91 -1.81 -1.77 1948 2.69 1.21 1.42 1.39 1949 2.27 1.02 0.16 0.16 1950 1.74 0.78 -0.26 -0.25 1951 3.25 1.46 -1.74 -1.71 1952 2.45 1.10 -0.33 -0.32 1953 -1.05 -0.47 -1.15 -1.12 1954 1.17 0.52 -0.25 -0.25 1955 2.56 1.15 0.08 0.08 1956 3.65 1.64 -0.45 -0.44 1957 1.66 0.75 -1.38 -1.35 1958 -0.83 -0.37 -1.60 -1.56 1959 1.65 0.74 0.10 0.09 1960 0.61 0.28 -0.12 -0.11 1961 -1.78 -0.80 1.01 0.99 1962 2.03 0.91 1.98 1.94 1963 -1.18 -0.53 1.11 1.09 1964 0.43 0.19 1.72 1.68 1965 1.23 0.55 0.02 0.02 1966 2.62 1.18 -0.07 -0.07 1967 2.31 1.04 2.27 2.22 1968 0.37 0.17 0.46 0.45 1969 2.18 0.98 -1.61 -1.58 1970 -2.92 -1.31 0.25 0.24 1971 2.83 1.27 -1.00 -0.98 1972 3.19 1.43 1.08 1.06 1973 0.86 0.39 0.05 0.05 1974 0.41 0.18 -0.17 -0.17 1975 1.38 0.62 0.52 0.51 1976 1.44 0.65 -0.77 -0.75 1977 -2.70 -1.21 0.42 0.41 1978 -2.16 -0.97 0.87 0.85 1979 1.90 0.85 0.27 0.27 1980 -0.96 -0.43 -0.47 -0.46 1981 -4.21 -1.89 -0.39 -0.38 1982 1.95 0.88 0.20 0.19 1983 -5.19 -2.33 -0.33 -0.33 1984 -2.37 -1.06 0.20 0.19 1985 1.36 0.61 0.62 0.61 1986 -3.86 -1.73 0.33 0.32 1987 -2.68 -1.20 -1.27 -1.25 1988 -0.52 -0.23 -1.25 -1.23 1989 3.09 1.39 1.24 1.21 1990 2.26 1.01 -0.23 -0.22 1991 2.59 1.16 -0.59 -0.58 1992 -2.19 -0.98 -0.71 -0.69 1993 0.10 0.05 -2.40 -2.35 1994 1.71 0.76 -0.52 -0.51 1995 -0.09 -0.04 -1.15 -1.12 1996 -0.88 -0.39 -0.85 -0.83 1997 0.02 0.01 -2.17 -2.12 1998 -3.17 -1.42 0.69 0.67 1999 0.80 0.36 0.56 0.55 2000 -0.20 -0.09 0.09 0.09 2001 -1.57 -0.70 0.44 0.43 2002 0.55 0.25 -0.11 -0.10 2003 -3.58 -1.61 -0.36 -0.35 2004 -0.09 -0.04 -1.37 -1.34 2005 -0.50 -0.22 -1.55 -1.52 2006 1.46 0.65 0.28 0.27 2007 1.18 0.53 -1.85 -1.82 2008 0.65 0.29 0.53 0.51 2009 4.82 2.16 -0.72 -0.70 2010 -2.16 -0.97 0.64 0.63 2011 2.48 1.11 -0.44 -0.43 2012 1.67 0.75 0.16 0.16 2013 1.66 0.75 0.56 0.55 2014 1.15 0.52 -0.58 -0.57 2015 -0.79 -0.35 -0.61 -0.60 2016 -2.06 -0.93 1e+35 1e+35