YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1937 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | 0.00 | 0.00 | 0.24 | ----- | z | ||||
1938 | 0.26 | 0.65 | 2.40 | 0.50 | 0.00 | 0.05 | 0.40 | 0.01 | 0.24 | 0.00 | 0.00 | 0.76 | 2.40 | |||||||||||||
1939 | 0.75 | 0.10 | 0.40 | 0.10 | 0.21 | 0.00 | 0.00 | 1.00 | 1.80 | 0.00 | 0.00 | 0.00 | 1.80 | |||||||||||||
1940 | 0.38 | 0.41 | 0.20 | 0.47 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.25 | 0.01 | 1.15 | 1.15 | |||||||||||||
1941 | 0.75 | 0.75 | 0.85 | 0.70 | 0.00 | ----- | z | ----- | z | ----- | z | 0.00 | 0.23 | 0.17 | 1.80 | ----- | z | |||||||||
1942 | 0.00 | 0.09 | 0.22 | a | 0.35 | 0.00 | 0.00 | 0.00 | 0.81 | 0.00 | 0.34 | 0.00 | 0.07 | 0.81 | a | |||||||||||
1943 | 2.95 | 0.60 | 0.59 | 0.27 | 0.00 | 0.00 | 0.00 | 0.00 | 0.14 | 0.58 | 0.04 | 2.10 | 2.95 | |||||||||||||
1944 | 0.17 | 2.62 | u | 0.23 | 0.17 | 0.03 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.14 | 0.32 | 2.62 | u | |||||||||||
1945 | ----- | z | 1.08 | ----- | z | ----- | z | ----- | z | 0.00 | 0.00 | 0.91 | 0.05 | 0.38 | 0.01 | 1.18 | ----- | z | ||||||||
1946 | 0.00 | 0.01 | a | 0.94 | 0.05 | 0.00 | 0.00 | 0.13 | 0.29 | 0.15 | 0.00 | 1.31 | 0.78 | 1.31 | a | |||||||||||
1947 | 0.03 | 0.27 | 0.09 | 0.25 | 0.04 | 0.00 | 0.00 | 0.00 | 0.00 | 0.11 | ----- | z | 0.75 | ----- | z | |||||||||||
1948 | 0.00 | 0.52 | 0.42 | 0.17 | ----- | z | ----- | z | 0.00 | f | 0.00 | 0.00 | 0.03 | 0.00 | 0.26 | ----- | z | |||||||||
1949 | 0.65 | 0.32 | 0.59 | 0.00 | 0.08 | 0.00 | 0.00 | 0.13 | 0.00 | 0.00 | 0.20 | 0.85 | 0.85 | |||||||||||||
1950 | 0.32 | 0.36 | 0.34 | 0.19 | 0.00 | 0.00 | 0.08 | 0.10 | 0.59 | 0.00 | 0.30 | 0.00 | j | 0.59 | j | |||||||||||
1951 | 0.18 | 0.03 | 0.00 | 0.12 | 0.74 | 0.00 | 0.38 | 0.00 | 0.00 | 0.33 | 0.26 | 1.00 | 1.00 | |||||||||||||
1952 | 1.34 | 0.11 | 1.04 | 0.27 | 0.00 | 0.00 | 0.02 | 0.00 | 0.40 | 0.00 | 0.59 | 0.59 | 1.34 | |||||||||||||
1953 | 0.33 | 0.01 | 0.05 | 0.09 | f | 0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.18 | 0.06 | 0.33 | f | |||||||||||
1954 | 1.51 | 0.63 | 0.27 | 0.00 | 0.00 | 0.00 | 0.19 | 0.00 | 0.00 | 0.00 | 0.98 | 0.47 | 1.51 | |||||||||||||
1955 | 0.48 | 0.22 | 0.00 | 0.25 | 0.11 | 0.00 | 0.00 | 0.05 | 0.00 | 0.00 | 0.40 | 0.02 | 0.48 | |||||||||||||
1956 | 1.29 | 0.00 | 0.00 | 0.70 | 0.08 | 0.00 | 0.08 | 0.00 | 0.00 | 0.04 | 0.00 | 0.00 | 1.29 | |||||||||||||
1957 | 0.90 | 0.55 | 0.35 | 0.00 | 0.03 | 0.00 | 0.01 | 0.00 | 0.09 | 0.32 | 0.00 | 0.40 | 0.90 | |||||||||||||
1958 | 0.50 | 1.34 | 0.35 | 0.89 | 0.00 | 0.00 | 0.03 | 0.13 | 0.23 | 0.60 | 0.05 | 0.00 | 1.34 | |||||||||||||
1959 | 1.05 | 0.78 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.19 | 0.55 | 0.04 | 0.06 | 0.47 | 1.05 | |||||||||||||
1960 | 0.28 | 0.48 | 0.02 | 0.11 | 0.00 | 0.00 | 0.03 | 0.00 | 0.51 | 0.04 | 0.60 | 0.00 | 0.60 | |||||||||||||
1961 | 0.13 | 0.00 | 0.09 | 0.00 | 0.00 | 0.00 | 0.00 | 0.23 | 0.00 | 0.02 | 0.53 | 0.77 | 0.77 | |||||||||||||
1962 | 0.56 | 0.89 | 0.13 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.06 | 0.00 | 0.02 | 0.89 | |||||||||||||
1963 | 0.22 | 1.05 | 0.26 | 0.12 | 0.00 | 0.11 | 0.00 | 0.28 | 0.50 | 1.11 | 0.56 | 0.00 | 1.11 | |||||||||||||
1964 | 0.35 | 0.06 | 0.28 | 0.04 | 0.00 | 0.00 | 0.00 | 0.08 | 0.01 | 0.12 | 0.35 | 0.15 | 0.35 | |||||||||||||
1965 | 0.07 | 0.04 | 0.38 | 0.91 | 0.00 | 0.17 | 0.19 | 0.10 | 0.02 | 0.10 | 1.20 | 2.13 | 2.13 | |||||||||||||
1966 | 0.28 | 0.19 | 0.12 | 0.00 | 0.02 | 0.00 | 0.00 | 0.00 | 0.09 | 0.01 | 0.50 | 0.65 | 0.65 | |||||||||||||
1967 | 1.02 | 0.00 | 0.09 | 0.56 | 0.00 | 0.00 | 0.04 | 0.15 | 0.16 | 0.00 | 0.58 | 0.32 | 1.02 | |||||||||||||
1968 | 0.13 | 0.82 | 0.64 | 0.13 | 0.00 | 0.04 | 0.44 | 0.49 | 0.00 | 0.28 | 0.24 | 0.13 | 0.82 | |||||||||||||
1969 | 0.73 | 1.48 | 0.13 | 0.46 | 0.09 | 0.09 | 0.20 | 0.00 | 0.00 | 0.00 | 0.53 | 0.00 | 1.48 | |||||||||||||
1970 | 0.10 | 0.37 | 0.45 | 0.00 | 0.00 | 0.00 | 0.07 | 0.00 | 0.00 | 0.02 | 0.87 | 0.48 | 0.87 | |||||||||||||
1971 | 0.00 | 0.08 | 0.00 | 0.16 | 0.04 | 0.00 | 0.03 | 0.14 | 0.24 | 0.00 | 0.04 | 0.44 | 0.44 | |||||||||||||
1972 | 0.00 | 0.27 | 0.00 | 0.02 | 0.00 | 0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.48 | 0.10 | 0.48 | |||||||||||||
1973 | 0.32 | 1.44 | 0.30 | 0.00 | 0.22 | 0.00 | 0.03 | 0.00 | 0.00 | 0.00 | 0.68 | 0.43 | 1.44 | |||||||||||||
1974 | 0.98 | 0.00 | 0.28 | 0.02 | 0.12 | 0.00 | 0.87 | 0.16 | 0.00 | 0.99 | 0.03 | 0.32 | 0.99 | |||||||||||||
1975 | 0.00 | 0.69 | 0.27 | 0.23 | 0.06 | 0.00 | 0.02 | 0.00 | 0.21 | 0.02 | 0.00 | 0.00 | 0.69 | |||||||||||||
1976 | 0.00 | 0.84 | 0.36 | 0.04 | 0.05 | 0.00 | 0.09 | 0.00 | 1.60 | 0.03 | 0.33 | 0.04 | 1.60 | |||||||||||||
1977 | 0.68 | 0.00 | 0.55 | 0.00 | 0.79 | 0.00 | 0.00 | 0.80 | 0.00 | 0.00 | 0.00 | 1.00 | 1.00 | |||||||||||||
1978 | 1.08 | 2.14 | 1.00 | 0.46 | 0.00 | 0.00 | 0.00 | 0.21 | 0.33 | 0.31 | 0.05 | 0.01 | 2.14 | |||||||||||||
1979 | 2.04 | d | 0.11 | a | 1.05 | 0.00 | 0.06 | 0.00 | 0.10 | 0.08 | 0.02 | 0.01 | 0.00 | 0.10 | 2.04 | e | ||||||||||
1980 | 2.02 | 1.87 | 0.80 | 0.18 | 0.07 | 0.00 | 0.26 | 0.00 | 0.00 | 0.00 | 0.00 | 0.07 | 2.02 | |||||||||||||
1981 | 0.57 | 0.33 | 1.61 | 0.06 | 0.23 | 0.00 | 0.00 | 0.00 | 0.02 | 0.30 | 0.80 | 0.10 | 1.61 | |||||||||||||
1982 | 0.61 | 0.20 | 1.60 | 0.80 | 0.12 | 0.00 | 0.12 | 0.01 | ----- | z | 0.46 | a | 1.44 | 0.70 | ----- | z | ||||||||||
1983 | 1.20 | 1.27 | 3.43 | 0.44 | 0.00 | 0.15 | 0.00 | 0.64 | 0.14 | 0.10 | 0.09 | 1.25 | 3.43 | |||||||||||||
1984 | 0.00 | 0.00 | 0.14 | 0.00 | 0.00 | 0.00 | 0.55 | 0.49 | 0.00 | 0.00 | 0.50 | 1.28 | 1.28 | |||||||||||||
1985 | 0.20 | a | 0.00 | 0.00 | 0.00 | 0.05 | 0.05 | 0.00 | 0.00 | 0.30 | 0.02 | 0.60 | 0.48 | a | 0.60 | b | ||||||||||
1986 | 0.74 | 1.04 | 0.46 | 0.06 | ----- | z | 0.00 | a | 0.12 | a | 0.49 | 0.00 | 0.00 | 0.62 | 0.00 | ----- | z | |||||||||
1987 | 0.75 | 0.08 | 0.36 | 0.00 | 0.23 | a | 0.39 | 0.00 | 0.01 | 0.26 | 1.64 | 0.41 | a | 0.98 | 1.64 | b | ||||||||||
1988 | 1.19 | 0.07 | 0.06 | 0.84 | 0.00 | 0.00 | 0.24 | 0.42 | 0.12 | 0.00 | 0.18 | 0.41 | 1.19 | |||||||||||||
1989 | 0.15 | 0.20 | 0.52 | 0.00 | 0.01 | 0.00 | a | 0.00 | 0.01 | 0.00 | 0.00 | 0.00 | 0.00 | a | 0.52 | b | ||||||||||
1990 | 0.56 | 0.22 | 0.01 | 0.06 | 0.07 | 0.00 | 0.12 | 0.14 | 0.10 | 0.00 | 0.21 | 0.01 | 0.56 | |||||||||||||
1991 | 0.56 | 1.46 | 1.33 | 0.00 | 0.04 | 0.00 | 0.01 | 0.00 | 0.24 | 0.21 | 0.02 | 0.43 | 1.46 | |||||||||||||
1992 | 0.79 | 1.52 | 0.66 | 0.35 | 0.23 | a | 0.00 | 0.04 | 0.00 | 0.00 | 2.50 | 0.00 | 1.12 | 2.50 | a | |||||||||||
1993 | 0.82 | 1.48 | 0.24 | 0.00 | 0.01 | 0.30 | 0.00 | 0.00 | 0.00 | 0.22 | 0.17 | 0.32 | 1.48 | |||||||||||||
1994 | 0.28 | 0.36 | 0.18 | 0.09 | 0.04 | 0.00 | 0.00 | 0.00 | 0.00 | 0.33 | 0.28 | 0.15 | 0.36 | |||||||||||||
1995 | 1.87 | 0.79 | 1.25 | 0.62 | 0.04 | 0.00 | 0.00 | 0.10 | 0.00 | 0.00 | 0.00 | 0.40 | 1.87 | |||||||||||||
1996 | 0.10 | 1.16 | 0.10 | 0.00 | 0.00 | 0.00 | 0.10 | 0.04 | 0.00 | 0.48 | 0.88 | 0.54 | 1.16 | |||||||||||||
1997 | 0.24 | 0.01 | 0.00 | 0.04 | 0.00 | 0.00 | 0.07 | 0.00 | 1.61 | 0.00 | 0.40 | 0.42 | 1.61 | |||||||||||||
1998 | 0.24 | 2.46 | 0.65 | 0.20 | 0.47 | 0.00 | 0.00 | 0.80 | 0.39 | 0.02 | 0.18 | 0.00 | 2.46 | |||||||||||||
1999 | 0.37 | 0.10 | 0.11 | 1.13 | 0.23 | 0.00 | 0.32 | 0.00 | ----- | z | 0.00 | 0.00 | 0.00 | ----- | z | |||||||||||
2000 | ----- | z | 0.82 | t | ----- | z | ----- | z | ----- | z | 0.14 | 0.00 | 0.05 | 0.00 | 0.10 | 0.00 | l | 0.00 | a | ----- | z | |||||
2001 | 1.32 | 1.08 | 0.28 | 0.38 | 0.08 | 0.00 | 0.14 | 0.00 | 0.00 | 0.18 | 0.56 | a | 0.24 | a | 1.32 | b | ||||||||||
2002 | 0.58 | 0.03 | 0.10 | 0.08 | a | 0.05 | 0.00 | 0.00 | 0.00 | d | 0.00 | 0.11 | 0.69 | b | 1.10 | a | 1.10 | h | ||||||||
2003 | 0.10 | 1.55 | 0.35 | 0.55 | b | 0.25 | d | 0.00 | 0.10 | 0.02 | 0.50 | 0.00 | 0.38 | 0.75 | 1.55 | f | ||||||||||
2004 | 0.00 | 0.92 | 0.29 | 0.26 | a | 0.00 | 0.00 | 0.00 | a | 0.30 | 0.00 | 1.50 | 0.22 | 1.28 | 1.50 | b | ||||||||||
2005 | 1.55 | 0.50 | b | 1.07 | 0.17 | 0.13 | 0.00 | 0.24 | 0.35 | 0.34 | 1.98 | 0.00 | 0.03 | 1.98 | b | |||||||||||
2006 | 0.53 | 0.04 | 0.70 | 0.23 | 0.04 | 0.03 | 0.00 | 0.00 | 0.00 | 0.21 | 0.00 | 0.20 | 0.70 | |||||||||||||
2007 | 0.01 | 0.35 | 0.15 | 0.13 | 0.00 | 0.00 | 0.00 | 0.01 | 0.00 | 0.00 | 0.18 | 0.12 | 0.35 | |||||||||||||
2008 | 0.58 | 0.10 | 0.00 | 0.00 | 0.00 | 0.00 | 1.09 | 0.00 | 0.05 | 0.00 | 1.47 | 0.50 | 1.47 | |||||||||||||
2009 | 0.15 | 0.93 | 0.03 | 0.00 | 0.00 | 0.03 | 0.02 | 0.00 | 0.00 | 0.00 | 0.10 | 0.52 | 0.93 | |||||||||||||
2010 | 1.75 | a | 0.58 | 0.05 | 0.55 | 0.00 | 0.00 | 0.22 | 0.00 | 0.00 | 0.95 | 0.18 | 1.50 | b | 1.75 | c | ||||||||||
2011 | 0.35 | a | 0.27 | b | 0.60 | h | 0.00 | e | 0.00 | f | 0.00 | 0.20 | b | 0.01 | b | 0.00 | d | 0.14 | c | 0.15 | a | 0.40 | m | ----- | z | |
2012 | 0.00 | v | 0.00 | o | 0.25 | j | 0.12 | l | 0.00 | q | 0.00 | c | 0.00 | c | 0.07 | c | 0.16 | a | 0.00 | a | 0.00 | c | 0.12 | a | ----- | z |
2013 | 0.27 | 0.05 | 0.25 | 0.00 | 0.00 | 0.00 | 0.05 | 0.18 | 0.25 | 0.00 | 0.25 | 0.00 | 0.27 | |||||||||||||
2014 | 0.00 | 0.23 | 0.95 | 0.20 | 0.28 | 0.00 | a | 0.00 | 0.06 | a | 0.00 | 0.00 | 0.22 | k | 2.00 | f | 2.00 | s | ||||||||
2015 | 0.60 | b | 0.63 | 0.04 | 0.10 | b | 0.01 | b | 0.00 | d | 2.90 | 0.00 | 0.10 | 0.18 | a | 0.00 | 0.07 | 2.90 | k | |||||||
2016 | 0.90 | 1.15 | 0.40 | 0.45 | 0.00 | 0.00 | 0.00 | a | 0.00 | 0.02 | 0.15 | 0.30 | 1.25 | 1.25 | a | |||||||||||
2017 | 1.30 | 0.80 | 0.00 | b | 0.00 | 0.07 | 0.00 | 0.02 | e | 0.03 | 0.05 | c | 0.00 | 0.00 | a | 0.00 | g | 1.30 | r | |||||||
2018 | 1.20 | a | 0.11 | d | 0.80 | d | 0.00 | d | 0.00 | 0.00 | d | 0.00 | l | 0.00 | j | 0.00 | i | 0.00 | f | 0.25 | a | 0.95 | l | ----- | z | |
2019 | 1.10 | e | 0.70 | j | 1.00 | a | 0.02 | c | 0.28 | d | 0.30 | n | 0.00 | f | 0.00 | e | 0.00 | o | 0.00 | a | 0.11 | b | 1.00 | k | ----- | z |
2020 | 0.00 | h | 0.40 | c | 0.12 | b | 0.90 | u | 0.00 | u | 0.03 | m | 0.00 | q | 0.00 | x | 0.00 | t | ----- | z | ----- | z | ----- | z | ----- | z |
2021 | ----- | z | 0.00 | w | ----- | z | ----- | z | ----- | z | ----- | z | 0.78 | s | 0.00 | v | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2022 | ----- | z | 0.00 | y | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
2023 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | 0.00 | 0.00 | 0.00 | ----- | z | ----- | z | ----- | z | ||||
2024 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z |
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.61 | 0.56 | 0.45 | 0.21 | 0.08 | 0.02 | 0.13 | 0.13 | 0.16 | 0.22 | 0.31 | 0.48 | 1.26 | |||||||||||||
S.D. | 0.59 | 0.56 | 0.56 | 0.27 | 0.15 | 0.06 | 0.37 | 0.23 | 0.34 | 0.45 | 0.36 | 0.51 | 0.66 | |||||||||||||
SKEW | 1.38 | 1.15 | 2.69 | 1.44 | 3.20 | 4.14 | 5.95 | 2.20 | 3.51 | 3.15 | 1.43 | 1.29 | 0.92 | |||||||||||||
MAX | 2.95 | 2.46 | 3.43 | 1.13 | 0.79 | 0.39 | 2.90 | 1.00 | 1.80 | 2.50 | 1.47 | 2.13 | 3.43 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.27 | |||||||||||||
YRS | 79 | 79 | 79 | 78 | 76 | 79 | 79 | 81 | 80 | 83 | 80 | 77 | 61 |