AO Analogs for Similar Dates   NAO Analogs for Similar Dates   PNA Analogs for Similar Dates  
Rank Ending Date RMSE   Rank Ending Date RMSE   Rank Ending Date RMSE  
1 1/20/1968 1.911   1 1/12/1959 0.81475   1 1/21/1958 0.39606  
2 1/19/2001 2.0428   2 1/29/1963 0.88842   2 1/14/2003 0.40684  
3 1/16/1986 2.1211   3 1/28/1963 0.8889   3 1/12/1977 0.4697  
4 1/22/1996 2.1351   4 1/28/1985 1.03741   4 1/24/1965 0.52279  
5 1/20/2001 2.2466   5 1/22/1987 1.06272   5 1/19/1999 0.58733  
6 1/29/1988 2.2781   6 1/23/1977 1.08277   6 1/31/1976 0.60567  
7 1/20/1953 2.3152   7 1/18/1982 1.11309   7 1/17/1987 0.60887  
8 1/18/1982 2.3283   8 1/16/1985 1.17674   8 1/31/2005 0.62357  
9 1/15/1996 2.3551   9 1/25/1964 1.19386   9 1/13/2003 0.63608  
10 1/19/1997 2.5272   10 1/18/1997 1.28014   10 1/23/2010 0.64363  
11 1/17/1950 2.6127   11 1/16/1971 1.29786   11 1/31/1985 0.64912  
12 1/21/1974 2.6136   12 1/28/1960 1.32943   12 1/17/2002 0.67864  
13 1/18/1955 2.7327   13 1/18/1969 1.3405   13 1/31/1961 0.68757  
14 1/17/1967 2.761   14 1/27/2004 1.37134   14 1/24/1991 0.73091  
15 1/12/1972 2.846   15 1/30/1955 1.39281   15 1/28/2001 0.73228  
16 1/31/2003 2.8471   16 1/25/1971 1.53516   16 1/28/1970 0.76421  
17 1/18/1981 2.8557   17 1/13/1976 1.5874   17 1/17/1986 0.78389  
18 1/30/1955 2.9185   18 1/21/1969 1.59001   18 1/31/1983 0.80379  
19 1/24/1971 2.9644   19 1/22/1951 1.61368   19 1/27/2004 0.8406  
20 1/13/1965 3.0397   20 1/18/1956 1.63643   20 1/28/1977 0.85085