| 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 | 5/19/1999 | 0.8543 | 1 | 5/21/2010 | 0.64465 | 1 | 5/13/1994 | 0.76484 | ||||||
| 2 | 5/12/1978 | 0.9749 | 2 | 5/16/1982 | 0.68583 | 2 | 5/21/1971 | 0.86508 | ||||||
| 3 | 5/11/1985 | 1.0501 | 3 | 5/16/1970 | 0.74007 | 3 | 5/4/1969 | 0.87498 | ||||||
| 4 | 5/21/1984 | 1.0557 | 4 | 5/19/1996 | 0.81849 | 4 | 5/7/1953 | 0.92906 | ||||||
| 5 | 5/21/2009 | 1.1344 | 5 | 5/6/2002 | 0.83553 | 5 | 5/6/1979 | 0.97794 | ||||||
| 6 | 5/17/1958 | 1.2742 | 6 | 5/15/2002 | 0.90903 | 6 | 5/5/2000 | 0.97848 | ||||||
| 7 | 5/4/2004 | 1.2752 | 7 | 5/23/1959 | 0.93422 | 7 | 5/22/1959 | 1.07038 | ||||||
| 8 | 5/4/1998 | 1.2755 | 8 | 5/17/1982 | 0.9982 | 8 | 5/14/1976 | 1.07087 | ||||||
| 9 | 5/22/2006 | 1.2912 | 9 | 5/20/2001 | 1.00042 | 9 | 5/23/2005 | 1.08159 | ||||||
| 10 | 5/5/1971 | 1.3279 | 10 | 5/23/1988 | 1.00407 | 10 | 5/5/1978 | 1.12144 | ||||||
| 11 | 5/15/1962 | 1.4134 | 11 | 5/13/1990 | 1.05886 | 11 | 5/22/1971 | 1.14207 | ||||||
| 12 | 5/20/1961 | 1.4534 | 12 | 5/6/1975 | 1.10578 | 12 | 5/16/1989 | 1.14713 | ||||||
| 13 | 5/21/1974 | 1.4652 | 13 | 5/23/2003 | 1.15949 | 13 | 5/22/1984 | 1.17713 | ||||||
| 14 | 5/22/1972 | 1.4881 | 14 | 5/13/2010 | 1.17277 | 14 | 5/19/1975 | 1.21963 | ||||||
| 15 | 5/17/1972 | 1.4979 | 15 | 5/21/1950 | 1.23482 | 15 | 5/23/1951 | 1.22957 | ||||||
| 16 | 5/8/1976 | 1.5124 | 16 | 5/4/1986 | 1.2483 | 16 | 5/8/1978 | 1.28783 | ||||||
| 17 | 5/18/2004 | 1.515 | 17 | 5/7/1996 | 1.27674 | 17 | 5/11/1993 | 1.2921 | ||||||
| 18 | 5/4/1961 | 1.5276 | 18 | 5/22/2002 | 1.29197 | 18 | 5/10/1991 | 1.29658 | ||||||
| 19 | 5/13/1984 | 1.5431 | 19 | 5/6/1978 | 1.31038 | 19 | 5/8/1987 | 1.30216 | ||||||
| 20 | 5/7/2007 | 1.5713 | 20 | 5/13/1965 | 1.31325 | 20 | 5/18/1960 | 1.31665 | ||||||