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 7/5/1975 0.9157   1 7/8/1985 0.74508   1 6/29/1967 0.57343  
2 7/8/1966 1.0832   2 6/29/1983 0.84576   2 7/5/1965 0.70119  
3 7/9/1970 1.1047   3 6/28/1991 0.85373   3 7/4/1965 0.72729  
4 6/25/1954 1.1464   4 7/3/1952 0.91436   4 6/27/1960 0.73545  
5 6/30/2005 1.1534   5 7/10/1970 0.92952   5 6/30/1986 0.90872  
6 7/7/1981 1.2779   6 7/13/1990 0.94264   6 6/28/1959 0.91271  
7 7/2/1996 1.2939   7 6/24/2003 0.96019   7 7/5/1957 0.92184  
8 6/30/1967 1.3004   8 6/25/1954 0.99118   8 7/2/2002 0.94892  
9 7/10/1989 1.3152   9 6/30/1969 0.99213   9 6/25/1963 0.96709  
10 7/10/1998 1.3853   10 6/30/1955 1.01472   10 6/25/2009 0.98862  
11 7/5/1989 1.471   11 7/13/1982 1.02487   11 7/6/1988 1.02339  
12 6/25/2002 1.5171   12 6/27/2005 1.03295   12 7/9/1979 1.03091  
13 6/24/1984 1.528   13 7/8/1987 1.04297   13 7/8/1957 1.03265  
14 7/13/1990 1.5448   14 7/13/1966 1.04374   14 6/28/1977 1.09255  
15 6/24/1965 1.6666   15 6/30/1983 1.05288   15 7/9/1973 1.10629  
16 7/12/1973 1.6693   16 6/25/1965 1.06709   16 6/24/1983 1.11018  
17 7/12/1984 1.6769   17 7/11/2005 1.06757   17 7/2/1952 1.15415  
18 6/24/1999 1.7044   18 6/29/1973 1.12137   18 7/12/2005 1.17745  
19 6/25/1963 1.7824   19 7/9/1997 1.14181   19 7/9/1960 1.18566  
20 7/6/1959 1.7905   20 7/12/1972 1.15652   20 6/27/1995 1.21062