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 2/15/1957 1.5103   1 2/21/1959 0.53396   1 2/20/1987 0.65539  
2 2/7/1969 1.5159   2 2/8/1991 0.63339   2 2/22/2001 0.67386  
3 2/3/2009 1.651   3 2/18/1971 0.6369   3 2/12/1968 0.76567  
4 2/18/1964 1.7573   4 2/7/1957 0.6902   4 2/21/2001 0.7687  
5 2/6/1958 1.8372   5 2/18/1982 0.70634   5 2/6/1956 0.78332  
6 2/3/1983 1.8919   6 2/15/1988 0.71324   6 2/12/1970 0.79854  
7 2/8/1969 1.9566   7 2/7/1991 0.7545   7 2/4/2006 0.82755  
8 2/4/1972 1.9703   8 2/14/2005 0.8222   8 2/10/2010 0.83596  
9 2/13/1970 2.0616   9 2/10/1984 0.85183   9 2/21/1961 0.84291  
10 2/10/1951 2.122   10 2/7/1993 0.8652   10 2/19/2003 0.86939  
11 2/6/2007 2.1936   11 2/14/1962 0.88062   11 2/3/1994 0.88108  
12 2/18/1966 2.3177   12 2/19/1976 0.97421   12 2/3/1993 0.88519  
13 2/10/1991 2.3257   13 2/9/1951 1.01779   13 2/9/1984 0.88921  
14 2/13/2008 2.6098   14 2/16/1990 1.03324   14 2/10/2004 0.89432  
15 2/10/1975 2.6689   15 2/9/1989 1.04449   15 2/15/2008 0.90313  
16 2/4/1982 2.6752   16 2/22/1954 1.09184   16 2/9/1983 0.91572  
17 2/4/1968 2.7135   17 2/14/2003 1.09396   17 2/18/1999 0.94025  
18 2/7/1956 2.7538   18 2/7/1994 1.11202   18 2/3/1978 0.9415  
19 2/12/1987 2.8069   19 2/20/1981 1.1321   19 2/20/1963 0.94349  
20 2/16/2005 2.8631   20 2/5/1968 1.14134   20 2/17/2002 0.94451