YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1965 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.49 | 0.99 | 3.28 | ----- | z | |||
1966 | 2.03 | 0.52 | 0.83 | 0.36 | 0.42 | ----- | z | 0.59 | 0.00 | 1.05 | 0.45 | 1.58 | 1.75 | e | ----- | z | ||||||||||
1967 | 1.12 | 0.62 | 0.42 | 0.38 | 0.66 | 0.15 | 0.00 | 0.00 | 0.51 | 0.83 | 0.58 | 1.25 | 1.25 | |||||||||||||
1968 | 1.19 | 0.73 | 0.39 | d | 0.24 | 0.36 | 0.14 | 0.16 | 0.97 | 0.54 | 0.89 | 1.19 | a | 1.65 | b | 1.65 | g | |||||||||
1969 | 2.63 | 1.03 | 0.37 | 0.49 | 0.60 | 0.60 | 0.04 | 0.00 | 0.95 | 0.75 | 0.85 | 2.72 | 2.72 | |||||||||||||
1970 | 1.40 | 0.55 | 0.68 | 0.40 | 0.24 | 0.11 | 0.08 | 0.00 | 0.55 | 0.82 | 1.27 | 0.88 | 1.40 | |||||||||||||
1971 | 2.19 | 0.70 | 0.72 | 0.81 | b | 0.60 | 0.45 | 0.00 | 0.16 | 0.80 | 0.27 | 1.66 | 0.84 | 2.19 | b | |||||||||||
1972 | 1.53 | 0.81 | b | 1.73 | d | 0.90 | 1.21 | 0.98 | 0.00 | 0.38 | 0.60 | 0.60 | 0.80 | 0.60 | 1.73 | f | ||||||||||
1973 | 0.80 | 0.28 | 0.47 | 0.93 | 0.39 | 0.14 | 0.00 | 0.16 | 0.45 | 1.15 | 2.33 | 1.30 | 2.33 | |||||||||||||
1974 | 1.77 | 0.86 | 0.77 | 0.96 | 0.49 | 0.11 | 0.30 | 0.04 | 0.01 | 1.00 | 1.40 | 1.43 | 1.77 | |||||||||||||
1975 | 1.39 | 1.23 | 1.20 | 0.46 | 0.24 | 0.05 | 0.41 | 0.58 | 0.13 | 0.68 | 0.96 | 1.90 | 1.90 | |||||||||||||
1976 | 1.49 | 0.48 | 0.85 | 0.38 | 0.34 | 0.11 | 0.47 | 1.00 | 0.37 | 0.14 | 0.40 | 0.50 | 1.49 | |||||||||||||
1977 | 0.67 | 0.61 | 0.97 | 0.43 | 0.47 | 0.35 | 0.00 | 1.30 | 1.03 | 0.28 | 1.57 | 1.02 | 1.57 | |||||||||||||
1978 | 0.66 | 1.22 | 0.68 | 0.38 | 0.13 | 0.13 | 0.25 | 0.55 | 0.60 | 0.13 | 0.77 | 0.91 | 1.22 | |||||||||||||
1979 | 1.57 | 0.80 | 0.55 | 0.62 | 0.68 | 0.55 | 0.16 | 0.36 | 0.52 | 0.65 | 1.22 | 1.58 | 1.58 | |||||||||||||
1980 | 1.39 | a | 0.84 | 0.92 | 1.10 | 0.27 | 1.11 | 0.01 | 0.03 | 0.33 | 0.42 | 1.10 | 2.59 | 2.59 | a | |||||||||||
1981 | 0.62 | 0.73 | 0.69 | 1.40 | 0.54 | 0.56 | 0.06 | 0.00 | 1.27 | 0.66 | 1.52 | 3.03 | 3.03 | |||||||||||||
1982 | 0.91 | 1.10 | 0.42 | 0.70 | 0.19 | 0.54 | 0.25 | a | 0.43 | 0.63 | 2.02 | 0.83 | 1.12 | 2.02 | a | |||||||||||
1983 | 0.63 | 2.09 | 1.61 | 0.49 | 0.60 | 0.24 | 0.73 | 0.92 | 0.48 | 0.40 | 1.32 | 0.89 | 2.09 | |||||||||||||
1984 | 0.18 | 2.51 | 0.59 | 1.17 | 0.41 | 0.32 | 0.04 | 0.07 | 0.15 | 0.44 | 1.71 | 0.49 | 2.51 | |||||||||||||
1985 | 0.22 | 0.52 | 0.75 | 0.46 | 0.36 | 0.38 | 1.03 | 0.08 | 0.25 | 0.92 | 0.80 | 0.61 | 1.03 | |||||||||||||
1986 | 1.08 | 2.12 | 0.95 | 0.31 | 0.95 | 0.14 | 0.08 | 0.00 | 1.08 | 0.68 | 1.56 | 0.22 | 2.12 | |||||||||||||
1987 | 0.68 | 1.57 | 0.45 | 0.42 | d | 0.37 | 0.15 | 1.60 | 0.02 | 0.00 | 0.05 | 0.60 | 1.32 | 1.60 | d | |||||||||||
1988 | 1.69 | 0.46 | 1.04 | 0.66 | 0.34 | 0.86 | 0.00 | a | 0.00 | 0.40 | 0.08 | 1.40 | 0.57 | 1.69 | a | |||||||||||
1989 | 1.06 | 0.41 | 0.90 | 0.89 | 0.24 | 0.16 | 0.17 | 0.57 | 0.26 | 0.79 | 0.67 | 0.32 | 1.06 | |||||||||||||
1990 | 1.42 | 0.97 | 0.34 | 0.29 | 0.49 | 0.12 | 0.34 | 0.44 | 0.11 | 1.48 | 1.00 | 0.86 | 1.48 | |||||||||||||
1991 | 0.58 | 0.86 | 1.48 | 0.53 | 0.64 | 0.22 | 0.43 | 0.18 | 0.04 | 0.97 | 0.84 | 0.93 | 1.48 | |||||||||||||
1992 | 0.54 | 0.40 | 0.58 | 0.97 | 0.33 | 1.00 | 0.38 | a | 0.00 | 0.12 | 1.08 | 0.95 | 1.01 | 1.08 | a | |||||||||||
1993 | 1.22 | 0.89 | 0.58 | 1.05 | 0.89 | 0.58 | 0.58 | 0.71 | 0.00 | 0.30 | 0.45 | 1.44 | 1.44 | |||||||||||||
1994 | 0.73 | 0.50 | 0.70 | 0.40 | 0.20 | 0.18 | 0.05 | 0.00 | 0.58 | 1.11 | 1.24 | 0.68 | 1.24 | |||||||||||||
1995 | 2.10 | 0.80 | 0.99 | 1.04 | 0.25 | 0.40 | 0.19 | 0.07 | 0.26 | 0.50 | 0.65 | 1.40 | 2.10 | |||||||||||||
1996 | 1.63 | 1.09 | 0.60 | 1.27 | 1.24 | 0.33 | 0.12 | 0.01 | 0.52 | 0.84 | 4.35 | 3.53 | 4.35 | |||||||||||||
1997 | 0.90 | 0.47 | 2.62 | 0.73 | a | 0.98 | 0.31 | 0.54 | 0.50 | 0.76 | 0.99 | 0.51 | 0.64 | 2.62 | a | |||||||||||
1998 | 0.74 | 1.78 | 1.09 | 0.51 | 0.92 | 0.30 | 0.13 | 0.01 | 0.20 | 0.61 | 2.23 | a | 1.59 | 2.23 | a | |||||||||||
1999 | 1.28 | 1.10 | 0.41 | 0.22 | 0.25 | 0.10 | b | 0.00 | 0.40 | 0.00 | 1.03 | 0.59 | 0.52 | 1.28 | b | |||||||||||
2000 | 1.95 | 0.65 | 0.17 | 2.43 | 0.36 | 0.25 | 0.12 | 0.00 | 0.41 | 1.28 | c | 0.52 | 0.94 | b | 2.43 | e | ||||||||||
2001 | 0.38 | 0.60 | a | 0.72 | c | 0.41 | a | 0.88 | 0.56 | a | 0.26 | 0.00 | 0.27 | 0.34 | 1.31 | 1.41 | 1.41 | f | ||||||||
2002 | 1.13 | 0.94 | 0.51 | 0.40 | ----- | z | 0.16 | 0.00 | 0.00 | 0.30 | 0.40 | 2.10 | 1.70 | ----- | z | |||||||||||
2003 | 1.37 | b | 0.70 | 0.50 | 1.20 | 0.20 | 0.00 | f | 0.00 | 0.05 | 0.80 | 0.30 | 0.60 | 2.00 | 2.00 | h | ||||||||||
2004 | 1.50 | 0.90 | a | 0.60 | 0.75 | c | 0.50 | a | 0.70 | 0.00 | 0.30 | 0.60 | a | 1.10 | g | 1.10 | 1.95 | 1.95 | m | |||||||
2005 | 1.05 | 0.75 | a | 1.80 | 0.60 | k | 1.30 | 0.40 | 0.00 | 0.00 | 0.55 | 0.40 | a | 1.20 | 1.75 | d | 1.80 | q | ||||||||
2006 | 1.95 | 1.20 | 0.90 | 0.25 | 1.05 | 0.30 | 0.05 | 0.00 | 0.20 | n | 0.10 | ----- | z | 0.95 | ----- | z | ||||||||||
2007 | ----- | z | 0.32 | 0.25 | 0.25 | c | 0.05 | 0.30 | 0.23 | 0.68 | 0.46 | 1.20 | 1.61 | 1.50 | ----- | z | ||||||||||
2008 | 1.43 | 0.96 | 0.70 | 0.45 | 0.61 | 0.18 | 0.00 | 0.05 | 0.00 | 0.50 | 0.70 | 2.00 | 2.00 | |||||||||||||
2009 | 0.40 | 0.71 | 1.13 | 0.22 | 0.69 | 0.66 | 0.10 | 0.08 | 0.48 | 1.05 | 0.70 | 0.64 | 1.13 | |||||||||||||
2010 | 1.20 | 0.32 | 1.51 | 1.03 | 0.90 | 0.79 | 0.00 | 0.17 | 0.94 | 1.07 | 1.10 | 1.40 | 1.51 | |||||||||||||
2011 | 0.93 | 2.10 | 0.95 | 0.65 | 0.57 | 0.63 | s | 1.37 | 0.00 | 0.03 | 0.59 | 0.94 | 0.99 | 2.10 | s | |||||||||||
2012 | 2.40 | 1.12 | 1.76 | 0.37 | 0.39 | 0.71 | 0.27 | 0.00 | 0.00 | 0.71 | 2.24 | 1.25 | 2.40 | |||||||||||||
2013 | 0.70 | 0.23 | 0.90 | 0.31 | 0.45 | 0.13 | 0.05 | 0.35 | a | 1.15 | 0.08 | 1.32 | 0.18 | 1.32 | a | |||||||||||
2014 | 0.44 | 1.30 | 1.18 | 0.49 | 0.32 | 1.00 | 0.17 | 0.04 | 0.82 | 0.98 | k | 1.23 | d | 0.90 | f | 1.30 | u | |||||||||
2015 | 0.49 | c | 1.87 | c | 0.68 | a | 0.24 | a | 0.05 | c | 0.12 | c | 0.00 | b | 0.07 | b | 0.32 | d | 0.36 | f | 0.52 | d | 3.50 | e | ----- | z |
2016 | 1.39 | c | 0.57 | a | 1.17 | c | 0.56 | b | 0.32 | 0.47 | i | 0.52 | a | 0.00 | 0.05 | a | 1.54 | b | 0.53 | 2.00 | a | 2.00 | w | |||
2017 | 1.81 | a | 1.52 | 0.82 | 0.63 | 0.35 | 0.23 | a | 0.00 | 0.00 | 0.19 | a | 1.04 | 0.65 | 0.84 | a | 1.81 | d | ||||||||
2018 | 0.47 | a | 0.82 | a | 1.28 | d | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2019 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2020 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2021 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.01 | i | 0.02 | 1.07 | 1.41 | 0.45 | 0.94 | ----- | z | |||||
2022 | 1.53 | 0.18 | 1.08 | b | 0.68 | 0.40 | 0.73 | 0.30 | 0.01 | 0.55 | 0.47 | 1.19 | 0.90 | 1.53 | b | |||||||||||
2023 | 0.67 | 0.41 | 0.85 | a | 0.85 | a | 0.62 | 0.12 | 0.00 | 0.06 | 1.03 | 0.66 | 1.52 | 1.08 | 1.52 | b | ||||||||||
2024 | 1.18 | 0.97 | 1.40 | 0.12 | r | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1.17 | 0.91 | 0.88 | 0.65 | 0.52 | 0.38 | 0.23 | 0.22 | 0.47 | 0.71 | 1.15 | 1.33 | 1.84 | |||||||||||||
S.D. | 0.57 | 0.52 | 0.45 | 0.40 | 0.30 | 0.29 | 0.33 | 0.31 | 0.35 | 0.42 | 0.65 | 0.79 | 0.66 | |||||||||||||
SKEW | 0.39 | 1.22 | 1.32 | 1.93 | 0.89 | 0.95 | 2.34 | 1.64 | 0.44 | 0.63 | 2.33 | 1.15 | 1.56 | |||||||||||||
MAX | 2.63 | 2.51 | 2.62 | 2.43 | 1.30 | 1.11 | 1.60 | 1.30 | 1.27 | 2.02 | 4.35 | 3.53 | 4.35 | |||||||||||||
MIN | 0.18 | 0.18 | 0.17 | 0.22 | 0.05 | 0.05 | 0.00 | 0.00 | 0.00 | 0.05 | 0.40 | 0.18 | 1.03 | |||||||||||||
YRS | 55 | 56 | 56 | 53 | 53 | 50 | 54 | 55 | 54 | 53 | 55 | 55 | 39 |