YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1945 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.79 | 2.01 | 2.56 | 5.36 | i | |||
1946 | 0.95 | 0.14 | 1.77 | 0.09 | 1.15 | 0.86 | 0.09 | 0.72 | 0.68 | 1.37 | 1.50 | 0.64 | 9.96 | |||||||||||||
1947 | 0.73 | ----- | z | ----- | z | 1.31 | 0.66 | 1.50 | 1.40 | 0.42 | 0.47 | 2.32 | 1.23 | 0.56 | 10.60 | b | ||||||||||
1948 | 1.44 | 1.19 | 0.87 | 1.60 | 3.14 | 3.62 | 0.51 | x | 0.44 | 1.31 | 0.40 | 1.48 | 2.47 | 17.96 | a | |||||||||||
1949 | 0.04 | 0.44 | 1.00 | 0.08 | 0.69 | 0.00 | 0.00 | 0.00 | 0.12 | 0.59 | ----- | z | ----- | z | 2.96 | b | ||||||||||
1950 | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | q | 2.57 | 0.00 | a | 0.19 | 0.07 | 4.39 | 1.65 | 1.27 | 10.14 | e | ||||||
1951 | 1.33 | b | 1.08 | 0.60 | 0.45 | 1.54 | 0.42 | 0.46 | 0.05 | 0.12 | 1.39 | 1.64 | 1.08 | 10.16 | ||||||||||||
1952 | 0.39 | 0.73 | m | ----- | z | 0.27 | 1.08 | 2.59 | 0.00 | 0.00 | 0.31 | 0.00 | 0.01 | 2.05 | 6.70 | b | ||||||||||
1953 | 2.94 | 2.37 | 0.65 | 0.52 | 1.70 | 0.89 | 0.00 | 1.83 | 0.22 | 0.20 | 2.82 | 2.02 | 16.16 | |||||||||||||
1954 | 2.78 | 0.40 | 0.46 | 0.78 | 1.25 | 1.65 | 0.00 | 0.55 | 1.20 | 0.55 | 0.22 | 0.31 | 10.15 | |||||||||||||
1955 | 0.83 | 0.13 | 0.53 | 0.92 | 0.86 | 0.13 | 0.39 | 0.00 | 0.54 | 1.43 | 0.67 | 3.12 | 9.55 | |||||||||||||
1956 | 2.56 | 0.96 | 0.20 | 0.00 | 3.37 | 1.13 | 0.57 | 0.09 | 0.23 | 1.35 | 0.32 | 0.37 | 11.15 | |||||||||||||
1957 | 0.73 | a | 0.26 | b | 3.16 | 0.72 | 3.01 | 0.27 | 0.22 | 0.13 | 1.13 | 1.18 | t | 0.36 | 1.89 | a | 11.88 | a | ||||||||
1958 | 0.80 | a | 1.51 | 1.57 | 0.59 | 0.80 | 1.31 | 0.19 | 0.12 | 0.24 | 0.11 | 1.95 | 0.90 | 10.09 | ||||||||||||
1959 | 1.69 | 0.96 | 0.92 | 0.00 | 1.20 | 0.69 | 0.08 | 0.00 | 0.66 | 0.78 | 0.48 | 0.51 | 7.97 | |||||||||||||
1960 | 1.48 | 0.43 | 1.68 | 0.53 | 1.01 | 0.22 | 0.32 | 0.09 | 0.05 | 0.57 | 3.35 | 0.86 | 10.59 | |||||||||||||
1961 | 0.80 | 2.87 | 2.61 | 0.77 | 1.16 | 1.02 | 0.00 | 0.70 | 0.00 | 0.53 | 3.22 | 1.85 | 15.53 | |||||||||||||
1962 | 0.78 | 0.75 | 1.08 | 0.81 | 2.60 | 0.08 | 0.00 | 0.94 | 0.56 | 1.95 | 1.41 | 2.04 | 13.00 | |||||||||||||
1963 | 0.57 | 1.30 | 0.91 | 1.49 | 1.97 | 0.35 | 0.50 | 0.15 | 1.17 | ----- | z | ----- | z | ----- | z | 8.41 | c | |||||||||
1964 | ----- | z | 1.01 | 0.47 | 0.18 | 0.00 | 1.13 | 0.10 | ----- | z | ----- | z | ----- | z | 1.10 | 5.50 | 9.49 | d | ||||||||
1965 | 1.86 | 0.38 | 0.10 | 1.52 | 0.29 | 2.07 | 0.38 | 1.31 | 0.06 | 0.52 | 1.66 | 0.76 | 10.91 | |||||||||||||
1966 | 1.78 | 0.78 | 0.74 | 0.00 | 0.14 | 1.17 | 1.33 | 0.00 | 1.24 | 0.62 | 2.96 | 1.46 | 12.22 | |||||||||||||
1967 | 1.90 | 0.10 | 0.39 | 1.83 | 0.52 | 0.38 | 0.00 | 0.00 | 0.44 | 0.68 | 0.78 | 0.57 | 7.59 | |||||||||||||
1968 | 1.07 | 1.08 | 0.34 | 0.22 | 1.58 | 0.51 | 0.12 | 1.33 | ----- | z | 0.99 | 2.24 | 2.40 | 11.88 | a | |||||||||||
1969 | 3.21 | 0.81 | 0.76 | 0.93 | 0.89 | 2.86 | 0.03 | 0.00 | 0.56 | 1.13 | 0.40 | 1.77 | 13.35 | |||||||||||||
1970 | 3.20 | 0.37 | 1.68 | 0.49 | 0.25 | 0.87 | 0.00 | 0.00 | 0.25 | 1.17 | 1.71 | 0.98 | 10.97 | |||||||||||||
1971 | 1.57 | 0.80 | 1.14 | 0.57 | 1.24 | 1.01 | 0.46 | 0.61 | 0.95 | 1.30 | 2.06 | 1.81 | 13.52 | |||||||||||||
1972 | 2.65 | 0.44 | 2.57 | 0.96 | 0.80 | 1.17 | 0.03 | 0.26 | 0.82 | 0.55 | 0.41 | 2.03 | 12.69 | |||||||||||||
1973 | 0.96 | 0.37 | 0.83 | ----- | z | ----- | z | ----- | z | 0.00 | ----- | z | 1.70 | 0.79 | 4.06 | 2.13 | 10.84 | d | ||||||||
1974 | 1.22 | 1.24 | 1.49 | 1.35 | 0.10 | 0.02 | 0.42 | 0.00 | 0.00 | 0.40 | 1.00 | 1.60 | 8.84 | |||||||||||||
1975 | 1.83 | 1.75 | 1.63 | 0.33 | 0.29 | 0.93 | 0.35 | 1.58 | 0.00 | 1.20 | 1.04 | 1.29 | 12.22 | |||||||||||||
1976 | 2.07 | 1.45 | 0.55 | 2.00 | 0.63 | 0.56 | 0.11 | 4.69 | 0.18 | 0.18 | 0.37 | 0.35 | 13.14 | |||||||||||||
1977 | 0.24 | 0.64 | 0.67 | 0.09 | 3.17 | 0.32 | 0.00 | 0.78 | 0.87 | 0.29 | 2.32 | 2.37 | 11.76 | |||||||||||||
1978 | 1.99 | 0.76 | 1.02 | 3.26 | 0.77 | 1.01 | 1.22 | 1.37 | 0.41 | 0.08 | 1.28 | 1.21 | 14.38 | |||||||||||||
1979 | 1.69 | 1.36 | 1.23 | 2.16 | 0.92 | 0.32 | 0.13 | ----- | z | 0.18 | 1.78 | 1.55 | 0.41 | 11.73 | a | |||||||||||
1980 | 2.72 | 1.00 | 0.50 | 0.93 | 3.30 | 1.28 | 0.08 | 0.07 | 0.62 | 0.62 | 1.36 | 2.10 | 14.58 | |||||||||||||
1981 | 1.00 | 1.66 | 0.83 | 0.64 | 2.31 | 1.67 | 0.27 | 0.03 | 1.70 | 1.21 | 3.10 | a | 4.97 | 19.39 | ||||||||||||
1982 | 1.08 | 1.34 | 0.97 | 0.77 | 0.60 | 1.81 | 0.37 | 0.51 | 2.32 | 2.36 | 0.49 | 1.68 | 14.30 | |||||||||||||
1983 | 1.25 | 2.59 | 2.30 | 1.11 | 2.07 | 1.00 | 1.05 | 0.57 | 0.39 | 0.93 | 1.90 | 3.09 | 18.25 | |||||||||||||
1984 | 0.63 | 1.75 | 2.49 | 1.32 | 0.86 | 2.35 | 0.00 | 0.19 | 0.47 | 1.81 | 3.89 | 0.80 | 16.56 | |||||||||||||
1985 | 0.44 | 0.80 | 0.38 | 0.84 | 0.68 | 0.50 | 0.07 | 0.05 | 0.68 | 0.80 | 1.78 | 1.61 | 8.63 | |||||||||||||
1986 | 2.35 | 4.09 | 0.83 | 0.25 | 0.44 | 0.15 | 0.60 | 0.41 | 1.81 | 0.84 | 2.27 | 0.52 | 14.56 | |||||||||||||
1987 | 1.85 | 1.23 | 1.52 | 0.23 | 1.48 | 0.64 | 2.38 | 0.06 | m | 0.10 | 0.00 | 0.58 | 3.26 | 13.27 | a | |||||||||||
1988 | 2.16 | 0.32 | 0.84 | 1.36 | 0.66 | 1.21 | 0.00 | 0.00 | 0.00 | ----- | z | 0.80 | 2.00 | 9.35 | a | |||||||||||
1989 | 1.99 | 0.61 | 2.54 | 3.61 | 1.22 | ----- | z | ----- | z | 0.35 | 0.00 | 1.22 | 0.85 | 0.75 | 13.14 | b | ||||||||||
1990 | 2.20 | 0.75 | 1.06 | 1.42 | 1.67 | 0.54 | 0.28 | 1.35 | 0.00 | 0.88 | 0.95 | 0.75 | 11.85 | |||||||||||||
1991 | 0.40 | 0.32 | 1.18 | a | 0.31 | 2.32 | a | 1.35 | 0.59 | 1.11 | 0.00 | 0.95 | 2.38 | 0.82 | 11.73 | |||||||||||
1992 | 0.25 | 0.48 | 0.29 | 2.20 | 0.23 | 1.15 | ----- | z | 0.10 | 0.65 | 2.65 | 1.78 | 1.73 | 11.51 | a | |||||||||||
1993 | 3.14 | 2.60 | 2.10 | 1.74 | 2.22 | 1.84 | 1.08 | 0.98 | 0.00 | 0.50 | 0.37 | 0.45 | 17.02 | |||||||||||||
1994 | 0.22 | 0.35 | 1.10 | 1.27 | 1.14 | 0.82 | 0.00 | 0.00 | 0.21 | 2.52 | 2.00 | 0.23 | 9.86 | |||||||||||||
1995 | 2.27 | 1.51 | 0.62 | 1.03 | 2.50 | 1.63 | 0.58 | 0.00 | 1.04 | 1.06 | 2.23 | 2.53 | 17.00 | |||||||||||||
1996 | 2.46 | 3.37 | 0.60 | 1.67 | 2.43 | 0.70 | 0.00 | 0.00 | 0.62 | 1.30 | 4.87 | 4.40 | a | 22.42 | ||||||||||||
1997 | 1.94 | 0.26 | 1.27 | 1.73 | 1.29 | 2.20 | 2.07 | 0.24 | 2.12 | 1.00 | 0.72 | 0.35 | 15.19 | |||||||||||||
1998 | 2.74 | 0.09 | 1.89 | 1.70 | 6.13 | 1.27 | 1.03 | 0.25 | 0.47 | 0.40 | 2.83 | 1.68 | 20.48 | |||||||||||||
1999 | 1.57 | 1.74 | 0.78 | 0.35 | 0.80 | 0.43 | 0.38 | 1.18 | 0.00 | 1.33 | 1.44 | 0.55 | 10.55 | |||||||||||||
2000 | 2.54 | 3.30 | 1.29 | 0.81 | 0.42 | 0.10 | 0.00 | 0.00 | 0.63 | 2.00 | 1.16 | 1.16 | 13.41 | |||||||||||||
2001 | 0.86 | 0.62 | 0.65 | 2.59 | 0.15 | 1.16 | 0.42 | 0.14 | 0.45 | 1.07 | 1.75 | 1.41 | 11.27 | |||||||||||||
2002 | 1.87 | 0.61 | 0.72 | 0.90 | 1.11 | ----- | z | 0.05 | 0.27 | 0.15 | 0.10 | 0.30 | 1.18 | 7.26 | a | |||||||||||
2003 | 1.47 | ----- | z | 1.19 | 0.97 | 0.93 | 0.06 | 0.00 | ----- | z | 0.47 | 0.91 | 1.82 | 2.33 | 10.15 | b | ||||||||||
2004 | 2.02 | 1.09 | 0.65 | 1.55 | 2.17 | 1.63 | 0.08 | 1.30 | 0.19 | 1.82 | 0.86 | 1.40 | 14.76 | |||||||||||||
2005 | 0.38 | 1.09 | 0.60 | 1.81 | 2.98 | 0.65 | ----- | z | 0.00 | 0.00 | 2.38 | 1.39 | 2.27 | 13.55 | a | |||||||||||
2006 | 2.68 | 0.84 | 1.53 | ----- | z | 1.78 | 2.12 | 0.20 | 0.30 | 0.28 | 0.88 | 1.85 | 2.53 | v | 12.46 | b | ||||||||||
2007 | 0.95 | ----- | z | 0.37 | 1.90 | 0.43 | 2.25 | 0.01 | 0.58 | 0.00 | 2.44 | 1.56 | 0.81 | 11.30 | a | |||||||||||
2008 | 1.08 | 0.97 | 0.86 | 0.20 | a | 2.63 | 0.48 | 0.07 | 0.20 | 0.07 | 0.10 | ----- | z | ----- | z | 6.66 | b | |||||||||
2009 | ----- | z | ----- | z | 0.95 | a | 0.86 | 0.97 | 1.31 | 0.07 | 0.14 | 0.07 | 2.03 | 0.56 | 0.31 | c | 7.27 | b | ||||||||
2010 | 1.81 | 0.61 | 0.98 | 1.73 | 1.80 | 1.92 | 0.08 | 0.12 | 1.56 | 1.74 | 1.10 | 3.45 | 16.90 | |||||||||||||
2011 | 1.21 | t | 1.91 | r | 1.56 | k | 1.05 | n | 1.70 | s | 0.60 | y | 0.70 | y | ----- | z | ----- | z | ----- | z | 0.39 | x | 1.00 | y | 0.00 | l |
2012 | 1.14 | t | 0.59 | u | 1.65 | r | 2.01 | r | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.15 | ----- | z | 2.30 | 3.45 | j | ||
2013 | ----- | z | 0.09 | ----- | z | 0.79 | ----- | z | ----- | z | ----- | z | 0.21 | 2.04 | ----- | z | ----- | z | ----- | z | 3.13 | h | ||||
2014 | ----- | z | 3.27 | c | 1.77 | 1.23 | 0.64 | 0.28 | 0.32 | 0.23 | 0.27 | 0.68 | 0.28 | 1.66 | 10.63 | a | ||||||||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 1.55 | 1.11 | 1.10 | 1.04 | 1.39 | 1.08 | 0.34 | 0.47 | 0.56 | 1.10 | 1.54 | 1.62 | 13.13 | |||||||||||||
S.D. | 0.85 | 0.90 | 0.67 | 0.77 | 1.08 | 0.79 | 0.50 | 0.72 | 0.59 | 0.80 | 1.02 | 1.11 | 3.40 | |||||||||||||
SKEW | 0.15 | 1.44 | 1.08 | 0.98 | 1.61 | 0.86 | 2.26 | 3.51 | 1.30 | 1.34 | 0.95 | 1.29 | 0.68 | |||||||||||||
MAX | 3.21 | 4.09 | 3.16 | 3.61 | 6.13 | 3.62 | 2.38 | 4.69 | 2.32 | 4.39 | 4.87 | 5.50 | 22.42 | |||||||||||||
MIN | 0.04 | 0.09 | 0.10 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | 0.23 | 7.59 | |||||||||||||
YRS | 62 | 61 | 63 | 64 | 64 | 63 | 62 | 62 | 65 | 64 | 64 | 64 | 43 |