YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1957 | 0.15 | 0.32 | 0.72 | 1.08 | 0.90 | 1.39 | 3.70 | 0.86 | 1.96 | 0.90 | 0.25 | 0.15 | 3.70 | |||||||||||||
1958 | 0.26 | 0.01 | 0.10 | 0.25 | 0.45 | 1.43 | 1.38 | 1.47 | 0.70 | 0.41 | 0.76 | 0.23 | 1.47 | |||||||||||||
1959 | 0.23 | 0.20 | 0.03 | 0.32 | 1.30 | 1.12 | 1.72 | 1.68 | 1.66 | 0.62 | 0.35 | 0.42 | 1.72 | |||||||||||||
1960 | 0.25 | 0.07 | 0.07 | a | 3.75 | 2.20 | 2.04 | a | 1.37 | 1.64 | b | 0.63 | 0.42 | 0.57 | 0.52 | 3.75 | ||||||||||
1961 | 0.22 | 0.23 | 0.34 | 0.83 | 0.99 | 0.68 | 0.85 | 0.49 | 2.78 | 0.47 | 0.46 | 0.20 | 2.78 | |||||||||||||
1962 | 0.16 | 0.52 | 0.16 | 0.55 | 2.46 | 2.00 | 1.38 | 1.57 | 1.47 | 0.20 | 0.15 | 0.16 | 2.46 | |||||||||||||
1963 | 0.03 | 0.16 | 0.76 | 0.58 | 1.05 | 1.68 | 2.11 | 1.04 | 0.91 | 0.69 | 0.93 | 0.39 | 2.11 | |||||||||||||
1964 | 0.18 | 0.10 | 0.48 | 0.65 | 1.44 | 1.21 | 1.68 | 1.62 | 1.14 | 0.21 | 0.65 | 0.38 | 1.68 | |||||||||||||
1965 | 0.17 | 0.37 | 0.64 | 0.82 | 0.79 | 2.30 | 1.43 | 0.58 | 1.53 | 1.43 | 0.55 | 0.30 | 2.30 | |||||||||||||
1966 | 0.58 | 0.60 | 0.75 | 0.66 | 1.07 | 2.34 | 2.14 | 1.69 | 0.55 | 0.72 | 0.35 | 0.32 | 2.34 | |||||||||||||
1967 | 0.31 | 0.08 | 0.49 | 1.11 | 0.37 | 1.41 | 0.29 | 0.43 | 0.38 | 0.70 | 0.11 | 0.55 | 1.41 | |||||||||||||
1968 | 0.23 | 0.06 | 0.89 | 0.92 | 0.52 | 0.87 | 0.79 | 0.52 | 1.57 | 1.00 | 0.12 | 0.77 | 1.57 | |||||||||||||
1969 | 0.46 | 0.12 | 0.20 | 0.55 | 0.73 | 0.93 | 2.81 | 0.34 | 0.89 | 1.75 | 0.39 | 0.36 | 2.81 | |||||||||||||
1970 | 0.40 | 0.11 | 0.50 | 0.87 | 0.53 | 0.82 | 0.68 | 0.23 | 0.45 | 1.22 | 0.61 | 0.42 | 1.22 | |||||||||||||
1971 | 0.16 | 0.86 | 0.58 | 0.35 | 1.04 | 1.52 | 0.91 | 1.01 | 0.65 | 1.91 | 0.74 | 0.16 | 1.91 | |||||||||||||
1972 | 0.34 | 0.20 | 0.29 | 0.66 | 0.94 | 0.72 | 1.44 | 2.99 | 1.19 | 0.52 | 0.29 | 0.40 | 2.99 | |||||||||||||
1973 | 0.45 | 0.00 | 0.93 | A | 0.49 | 0.87 | 0.70 | 0.74 | 2.06 | 1.20 | A | 5.49 | 0.48 | 0.26 | 5.49 | |||||||||||
1974 | 0.31 | 0.06 | 9999.00 | z | 1.71 | 1.28 | 1.62 | 1.13 | 0.53 | 0.16 | 1.03 | 1.13 | 0.49 | 1.71 | ||||||||||||
1975 | 1.80 | A | 9999.00 | z | 0.91 | 9999.00 | z | 1.18 | z | 1.56 | 2.26 | 2.80 | 1.24 | 0.92 | 0.72 | 0.00 | a | 2.80 | ||||||||
1976 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 0.09 | 0.03 | 9999.00 | z | 0.09 | |||
1977 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 2.56 | 1.36 | 1.40 | 1.63 | 0.54 | 2.56 | ||||||
1978 | 0.15 | 0.13 | 0.26 | 0.60 | 0.84 | 1.16 | 1.80 | 5.82 | 1.10 | 0.55 | 0.30 | 0.45 | 5.82 | |||||||||||||
1979 | 0.14 | 0.62 | 1.01 | 0.38 | 0.46 | 2.15 | 1.37 | 0.38 | 0.84 | 2.40 | 0.87 | 0.12 | 2.40 | |||||||||||||
1980 | 0.48 | 0.15 | 0.42 | 0.48 | 0.32 | 0.93 | 1.50 | 1.47 | 0.61 | 0.60 | 0.19 | 0.14 | 1.50 | |||||||||||||
1981 | 0.06 | 0.31 | 0.56 | 0.74 | 1.18 | 1.41 | 0.62 | 1.77 | 1.15 | 1.14 | 0.41 | A | 0.23 | 1.77 | ||||||||||||
1982 | 0.64 | 0.17 | 0.39 | 1.67 | 1.75 | 0.42 | 1.32 | 1.64 | 0.62 | 0.95 | 0.53 | 0.10 | 1.75 | |||||||||||||
1983 | 0.45 | 0.05 | 0.24 | 0.26 | 0.84 | 0.90 | 2.01 | 1.00 | 0.73 | 1.33 | 0.95 | 0.44 | 2.01 | |||||||||||||
1984 | 0.14 | 0.24 | 0.33 | 0.42 | 1.04 | h | 2.32 | d | 0.40 | A | 1.63 | 0.42 | A | 2.06 | A | 0.46 | a | 0.01 | a | 2.32 | ||||||
1985 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 1.00 | b | 2.50 | c | 3.04 | A | 1.90 | c | 0.85 | A | 0.95 | m | 9999.00 | z | 9999.00 | z | 9999.00 | z | 2.50 | |
1986 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 1.00 | e | 1.40 | A | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 1.00 | |
1987 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | |
1988 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | |
1989 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | |
1990 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | |
1991 | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 1.00 | b | 1.00 | A | 0.68 | A | 4.65 | b | 0.65 | A | 0.84 | h | 0.24 | A | 4.65 | |
1992 | 0.28 | 0.16 | A | 0.54 | 0.50 | A | 0.55 | 1.90 | A | 2.30 | j | 0.89 | A | 0.77 | g | 0.14 | 0.28 | A | 0.43 | A | 2.30 | |||||
1993 | 0.25 | A | 0.05 | A | 0.51 | d | 1.37 | A | 1.17 | A | 0.83 | A | 2.60 | A | 0.84 | A | 0.74 | g | 0.45 | A | 0.54 | e | 0.33 | A | 0.74 | |
1994 | 0.20 | g | 0.20 | 0.44 | A | 0.74 | A | 0.45 | A | 2.15 | A | 1.27 | f | 1.20 | d | 0.71 | A | 1.39 | A | 0.52 | A | 0.16 | A | 1.27 | ||
1995 | 0.40 | A | 0.32 | b | 0.58 | A | 0.48 | A | 0.63 | A | 0.20 | d | 1.75 | A | 2.50 | A | 0.45 | c | 4.28 | A | 0.60 | A | 0.55 | A | 0.45 | |
1996 | 0.86 | d | 0.68 | A | 0.30 | A | 0.40 | b | 0.51 | A | 1.46 | A | 2.50 | A | 1.18 | A | 1.09 | A | 1.71 | A | 1.74 | A | 0.31 | A | 0.86 | |
1997 | 1.52 | A | 0.10 | A | 0.65 | A | 0.68 | A | 0.55 | A | 1.26 | A | 1.58 | A | 0.37 | A | 1.38 | A | 2.14 | 0.47 | b | 0.07 | 2.14 | |||
1998 | 0.20 | c | 0.25 | h | 0.92 | a | 0.48 | 0.74 | d | 1.65 | A | 2.25 | d | 1.48 | A | 1.92 | a | 1.73 | a | 0.79 | A | 0.49 | f | 2.25 | ||
1999 | 0.15 | c | 9999.00 | z | 0.62 | c | 0.60 | A | 2.01 | A | 0.80 | a | 1.96 | d | 1.05 | j | 1.00 | d | 0.54 | b | 0.04 | 0.14 | d | 1.96 | ||
2000 | 0.20 | j | 0.30 | d | 1.08 | p | 0.45 | l | 1.43 | l | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 9999.00 | z | 1.43 | |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.38 | 0.24 | 0.51 | 0.79 | 1.05 | 1.38 | 1.55 | 1.41 | 1.18 | 1.12 | 0.52 | 0.30 | 2.48 | |||||||||||||
S.D. | 0.38 | 0.21 | 0.27 | 0.63 | 0.60 | 0.63 | 0.73 | 1.09 | 0.86 | 1.01 | 0.34 | 0.19 | 1.21 | |||||||||||||
SKEW | 2.55 | 1.32 | 0.09 | 3.25 | 1.11 | 0.47 | 0.78 | 2.26 | 2.38 | 2.65 | 1.08 | 0.35 | 1.59 | |||||||||||||
MAX | 1.80 | 0.86 | 1.01 | 3.75 | 2.50 | 3.04 | 3.70 | 5.82 | 4.65 | 5.49 | 1.63 | 0.77 | 5.82 | |||||||||||||
MIN | 0.03 | 0.00 | 0.03 | 0.25 | 0.32 | 0.20 | 0.29 | 0.23 | 0.16 | 0.09 | 0.03 | 0.00 | 1.22 | |||||||||||||
NO YRS | 32 | 31 | 31 | 34 | 30 | 34 | 28 | 31 | 30 | 32 | 33 | 31 | 23 |