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 10/20/1972 1.0767   1 10/12/2010 0.9887   1 10/28/1994 0.68018  
2 10/18/1969 1.3311   2 10/10/1982 1.16703   2 10/17/1959 0.72003  
3 10/12/1997 1.3546   3 10/17/1954 1.1838   3 10/13/1994 0.74406  
4 10/19/1987 1.3597   4 10/23/1988 1.19803   4 10/13/2006 0.83175  
5 10/22/1951 1.4727   5 10/11/1980 1.23475   5 10/20/1997 0.98569  
6 10/17/1955 1.5098   6 10/16/2005 1.24179   6 10/23/1958 1.01517  
7 10/19/1950 1.5331   7 10/14/2002 1.24847   7 10/14/2009 1.04021  
8 10/27/1979 1.5888   8 10/10/1973 1.33134   8 10/26/1987 1.04823  
9 10/21/1975 1.6711   9 10/18/2001 1.33485   9 10/23/2002 1.12415  
10 10/12/1991 1.6872   10 10/16/1994 1.3723   10 10/16/1959 1.12505  
11 10/20/2001 1.7292   11 10/27/1961 1.38023   11 10/10/1999 1.12706  
12 10/15/2005 1.7888   12 10/18/1996 1.38448   12 10/28/1950 1.13909  
13 10/22/1968 1.8096   13 10/10/1965 1.39366   13 10/10/1993 1.15864  
14 10/20/1998 1.8791   14 10/11/1982 1.40725   14 10/26/1993 1.16623  
15 10/21/1990 1.8862   15 10/15/1984 1.50399   15 10/23/1967 1.16761  
16 10/20/1952 1.9302   16 10/10/2007 1.5199   16 10/14/1974 1.20133  
17 10/15/1964 1.941   17 10/12/1964 1.56289   17 10/26/1960 1.26883  
18 10/10/1977 1.9597   18 10/20/1975 1.73293   18 10/29/1976 1.28234  
19 10/20/1996 1.9746   19 10/11/1959 1.75964   19 10/11/1960 1.29734  
20 10/10/1989 1.9853   20 10/23/1999 1.79219   20 10/10/1955 1.30471