YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1941 | ----- | z | ----- | z | 1.20 | 0.48 | 2.90 | 1.93 | 4.38 | 2.45 | 3.29 | 2.16 | 0.09 | 0.03 | h | 18.88 | c | |||||||||
1942 | 0.26 | o | 0.28 | 0.04 | 3.50 | 2.28 | 4.19 | 0.69 | 7.90 | 4.12 | 2.73 | 0.06 | 0.11 | a | 25.90 | a | ||||||||||
1943 | 0.11 | a | 0.16 | 0.21 | 0.84 | 2.65 | 0.68 | 1.60 | 1.69 | 0.05 | 0.15 | 0.23 | 0.58 | 8.95 | ||||||||||||
1944 | 1.14 | 0.17 | 1.25 | 3.94 | 2.85 | 0.79 | 2.28 | 1.44 | 0.35 | 0.43 | 0.94 | 0.01 | 15.59 | |||||||||||||
1945 | 1.08 | 0.16 | 0.21 | 0.92 | 1.01 | 1.01 | 0.48 | a | 3.16 | 0.63 | 0.21 | 0.07 | 0.01 | 8.95 | ||||||||||||
1946 | 0.09 | 0.02 | 0.34 | 0.92 | 1.91 | 0.60 | 5.00 | 5.52 | 0.64 | 0.66 | 2.43 | 0.00 | 18.13 | |||||||||||||
1947 | 0.16 | 0.35 | 0.31 | 1.36 | a | 3.69 | 3.58 | 2.89 | 4.15 | 0.73 | 0.95 | 0.09 | 0.52 | 18.78 | ||||||||||||
1948 | 0.53 | 0.33 | 0.80 | 0.61 | 4.48 | 4.44 | 1.41 | 3.06 | 0.32 | 0.07 | 0.32 | 0.15 | 16.52 | |||||||||||||
1949 | 0.09 | 0.10 | 1.00 | 0.49 | 2.28 | 2.43 | 2.43 | 2.08 | 0.52 | 1.07 | 0.00 | 0.00 | 12.49 | |||||||||||||
1950 | 0.08 | 0.43 | 0.25 | 1.38 | 0.90 | 0.29 | 4.14 | 2.33 | 1.96 | 0.11 | 0.15 | 0.09 | 12.11 | |||||||||||||
1951 | 0.31 | 0.16 | 0.18 | 1.16 | 1.15 | 2.29 | 3.17 | 0.99 | 1.07 | 1.51 | 0.72 | 0.05 | 12.76 | |||||||||||||
1952 | 0.06 | 0.09 | 0.45 | 1.35 | 1.24 | 0.07 | 0.85 | 3.84 | 0.94 | 0.15 | 0.67 | 0.01 | 9.72 | |||||||||||||
1953 | 0.17 | 0.16 | 0.27 | 1.10 | 2.09 | 0.67 | 2.33 | 1.47 | 0.00 | 0.82 | 0.32 | 0.27 | 9.67 | |||||||||||||
1954 | 0.23 | 0.00 | 0.26 | 0.06 | 2.21 | 0.42 | 2.13 | 2.07 | 0.07 | 0.75 | 0.21 | 0.17 | 8.58 | |||||||||||||
1955 | 0.08 | 0.12 | 0.42 | 0.10 | 1.37 | 1.53 | 0.88 | 2.43 | 0.72 | 0.05 | 0.09 | 0.02 | 7.81 | |||||||||||||
1956 | 0.24 | 0.21 | 0.34 | 0.41 | 1.69 | 0.51 | 3.82 | 2.55 | 0.24 | 0.24 | 0.73 | 0.10 | 11.08 | |||||||||||||
1957 | 0.20 | 0.00 | 0.99 | 3.99 | 3.94 | 2.22 | 3.35 | 3.85 | 0.97 | 1.06 | 0.56 | 0.05 | 21.18 | |||||||||||||
1958 | 0.34 | 0.05 | 1.03 | 0.90 | 3.32 | 3.21 | 5.28 | 1.29 | 1.58 | 0.89 | 0.46 | 0.06 | 18.41 | |||||||||||||
1959 | 0.33 | 0.26 | 0.59 | 0.70 | 2.38 | 3.36 | 0.53 | 1.60 | 1.72 | 1.65 | 0.15 | 0.04 | 13.31 | |||||||||||||
1960 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1961 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1962 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1963 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1964 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1965 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1966 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1967 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1968 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1969 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1970 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1971 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1972 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1973 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1974 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1975 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1976 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1977 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1978 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1979 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1980 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1981 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1982 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1983 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1984 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1985 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1986 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1987 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1988 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1989 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1990 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1991 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1992 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1993 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1994 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1995 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1996 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1997 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1998 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
1999 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
2000 | ----- | z | ----- | z | 1.82 | y | ----- | z | ----- | z | 0.99 | x | ----- | z | 1.44 | w | 0.70 | y | 2.40 | y | 0.23 | 0.16 | 0.39 | j | ||
2001 | 0.36 | 0.10 | 0.75 | 0.24 | 6.05 | 3.52 | 2.31 | 2.24 | 1.58 | 0.05 | 0.85 | 0.08 | 18.13 | |||||||||||||
2002 | 0.37 | 0.04 | 0.12 | 0.29 | 0.38 | 1.35 | 0.68 | 1.62 | 1.70 | 0.73 | 0.25 | 0.12 | 7.65 | |||||||||||||
2003 | 0.04 | 0.32 | 0.88 | 1.08 | 2.25 | 3.17 | 0.87 | 0.76 | 2.07 | 0.02 | 0.04 | 0.12 | 11.62 | |||||||||||||
2004 | 0.31 | 0.64 | 0.31 | 2.54 | 0.54 | 4.04 | 4.09 | 5.03 | 1.94 | 0.11 | 0.55 | 0.17 | 20.27 | |||||||||||||
2005 | 0.24 | 0.10 | 0.40 | 2.07 | 1.11 | 1.22 | 1.10 | 3.47 | 0.43 | 2.09 | 0.11 | 0.31 | 12.65 | |||||||||||||
2006 | 0.11 | 0.06 | 0.81 | 0.26 | 0.92 | 1.05 | 3.73 | 4.78 | 1.72 | 1.98 | 0.10 | 0.28 | 15.80 | |||||||||||||
2007 | 0.34 | 0.30 | 0.46 | 2.17 | 4.62 | 0.76 | 0.57 | 3.27 | 0.94 | 0.33 | 0.11 | 0.44 | 14.31 | |||||||||||||
2008 | 0.04 | 0.21 | 0.55 | 0.93 | 0.25 | 0.72 | 2.30 | 4.97 | 0.39 | 0.91 | 0.61 | d | ----- | z | 11.88 | a | ||||||||||
2009 | 0.00 | 0.21 | 0.73 | 1.60 | 0.22 | 4.37 | 4.18 | 2.75 | 1.06 | 1.58 | 0.37 | 0.45 | 17.52 | |||||||||||||
2010 | 0.04 | 0.43 | 0.66 | 2.79 | 0.71 | 0.80 | 4.23 | 1.54 | 0.13 | 0.03 | 0.29 | a | 0.11 | 11.76 | ||||||||||||
2011 | 0.14 | 0.30 | 0.25 | 0.28 | 1.99 | 1.64 | 3.44 | 1.43 | 1.00 | 0.58 | 0.24 | 0.56 | 11.85 | |||||||||||||
2012 | 0.00 | 0.91 | 0.12 | 1.51 | 0.63 | 0.44 | b | 1.21 | 0.15 | 0.89 | 0.32 | 0.13 | 0.22 | 6.53 | ||||||||||||
2013 | 0.06 | 0.48 | 0.57 | 0.36 | 2.77 | 0.63 | 3.72 | 1.94 | 4.54 | 0.39 | 0.09 | 0.06 | 15.61 | |||||||||||||
2014 | 0.27 | 0.15 | 0.22 | 1.14 | 1.01 | 1.39 | 1.84 | 2.76 | 0.50 | 1.99 | 0.10 | 0.38 | 11.75 | |||||||||||||
2015 | 0.20 | 0.78 | 0.51 | 1.10 | 6.48 | 4.25 | 1.93 | 4.62 | 0.05 | a | 1.61 | 0.37 | 0.24 | 22.14 | ||||||||||||
2016 | 0.26 | 0.67 | 0.39 | a | 2.50 | 2.46 | 0.93 | 1.71 | 1.28 | 0.00 | 0.09 | 0.13 | 0.58 | 11.00 | ||||||||||||
2017 | 0.24 | 0.00 | 1.23 | 1.61 | 2.00 | 2.11 | 3.62 | 3.46 | 2.08 | 0.89 | 0.10 | 0.03 | 17.37 | |||||||||||||
2018 | 0.11 | 0.26 | 0.18 | 0.15 | 1.85 | 0.78 | 2.69 | 0.63 | 0.17 | 1.67 | 0.21 | 0.02 | 8.72 | |||||||||||||
2019 | 0.13 | 0.26 | 2.36 | c | 0.00 | b | 2.89 | 2.00 | 1.54 | 6.12 | 0.86 | 0.32 | c | 0.21 | 0.04 | a | 16.73 | |||||||||
2020 | 0.18 | 0.40 | 0.77 | 0.06 | 3.19 | 0.90 | 1.18 | 1.55 | 0.38 | 0.30 | 0.03 | 0.20 | 9.14 | |||||||||||||
2021 | 0.48 | 0.38 | 1.29 | 1.43 | 4.43 | a | 4.21 | 0.73 | 0.76 | 1.11 | 0.05 | 0.00 | 0.02 | 14.89 | ||||||||||||
2022 | 0.23 | 0.21 | 1.11 | 0.00 | 1.82 | h | 1.26 | 1.59 | 0.52 | 0.44 | 0.15 | 0.04 | 0.92 | b | 6.47 | a | ||||||||||
2023 | 0.41 | 0.44 | 0.00 | 0.70 | 2.63 | 5.39 | 5.24 | 1.61 | 1.19 | 0.50 | 0.08 | 0.55 | 18.74 | |||||||||||||
2024 | 0.26 | 1.07 | 0.25 | 0.42 | m | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.58 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.25 | 0.28 | 0.58 | 1.17 | 2.29 | 1.93 | 2.43 | 2.65 | 1.07 | 0.77 | 0.31 | 0.20 | 13.64 | |||||||||||||
S.D. | 0.24 | 0.24 | 0.46 | 1.03 | 1.48 | 1.46 | 1.43 | 1.68 | 1.03 | 0.73 | 0.41 | 0.22 | 4.19 | |||||||||||||
SKEW | 2.38 | 1.43 | 1.55 | 1.22 | 0.92 | 0.73 | 0.36 | 1.01 | 1.69 | 0.92 | 3.43 | 1.37 | 0.22 | |||||||||||||
MAX | 1.14 | 1.07 | 2.36 | 3.99 | 6.48 | 5.39 | 5.28 | 7.90 | 4.54 | 2.73 | 2.43 | 0.92 | 22.14 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.22 | 0.07 | 0.48 | 0.15 | 0.00 | 0.02 | 0.00 | 0.00 | 6.53 | |||||||||||||
YRS | 41 | 42 | 43 | 42 | 41 | 42 | 42 | 42 | 42 | 42 | 43 | 41 | 38 |