YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1977 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | i | 0.22 | 0.22 | k | |
1978 | 2.23 | 1.55 | 2.60 | 0.43 | 0.00 | 0.00 | 0.38 | 0.69 | 0.02 | 0.60 | 1.37 | 1.24 | 11.11 | |||||||||||||
1979 | 1.09 | 0.97 | 1.85 | 0.00 | 0.46 | 0.00 | 0.98 | 0.44 | 0.00 | 0.03 | 0.00 | 0.77 | 6.59 | |||||||||||||
1980 | 3.43 | 2.47 | 0.96 | 0.32 | 0.38 | 0.01 | 0.50 | 0.01 | 0.33 | 0.10 | 0.00 | 0.00 | 8.51 | |||||||||||||
1981 | 0.34 | 0.25 | 1.45 | 0.02 | 0.40 | 0.06 | 0.05 | 0.38 | 1.21 | 0.42 | 0.87 | 0.00 | 5.45 | |||||||||||||
1982 | 0.69 | 1.23 | b | 1.16 | 0.01 | c | 0.14 | 0.00 | 0.02 | a | 2.46 | 0.17 | 0.05 | 0.77 | 1.19 | 7.89 | ||||||||||
1983 | 0.52 | 0.50 | 2.38 | 0.38 | 0.00 | 0.00 | 0.04 | 3.91 | 1.99 | 1.25 | 0.12 | a | 0.50 | 11.59 | ||||||||||||
1984 | 0.00 | 0.00 | 0.00 | 0.01 | 0.00 | 0.00 | 3.12 | 1.28 | 0.08 | 0.00 | 1.62 | 4.25 | 10.36 | |||||||||||||
1985 | 1.19 | 0.04 | 0.10 | 0.09 | 0.00 | 0.00 | 0.02 | 0.00 | 0.88 | 0.35 | 0.91 | 0.03 | 3.61 | |||||||||||||
1986 | 0.47 | 0.53 | 0.61 | 0.03 | 0.00 | 0.00 | 0.05 | 1.08 | 0.52 | 0.41 | 0.62 | 1.19 | 5.51 | |||||||||||||
1987 | 0.78 | 0.25 | 0.09 | 0.08 | 0.11 | 0.06 | 0.13 | 0.21 | 1.15 | 1.08 | 1.49 | 0.81 | 6.24 | |||||||||||||
1988 | 0.89 | 0.79 | 0.03 | 1.93 | 0.00 | 0.00 | 0.17 | 3.39 | 0.00 | 0.05 | 0.04 | 0.10 | 7.39 | |||||||||||||
1989 | 1.07 | 0.00 | 0.03 | 0.00 | 0.13 | 0.00 | 0.17 | 0.00 | 0.00 | 0.22 | 0.00 | 0.10 | 1.72 | |||||||||||||
1990 | 0.99 | 0.47 | 0.22 | 0.13 | 0.55 | 0.00 | 1.67 | 0.37 | 0.56 | 0.25 | 0.05 | 0.00 | 5.26 | |||||||||||||
1991 | 1.25 | 1.15 | 2.90 | 0.00 | 0.00 | 0.00 | 0.07 | 0.65 | 0.40 | 0.13 | 0.61 | 1.06 | 8.22 | |||||||||||||
1992 | 1.45 | 1.97 | 3.81 | 0.00 | 0.00 | 0.00 | 0.00 | 0.05 | 0.01 | 3.16 | 0.00 | 0.81 | b | 11.26 | ||||||||||||
1993 | 3.36 | 3.45 | 1.98 | 0.00 | 0.00 | 0.06 | 0.00 | 0.43 | 0.00 | 0.03 | 0.31 | 0.01 | 9.63 | |||||||||||||
1994 | 0.10 | 1.95 | 1.41 | 0.00 | 0.07 | 0.00 | 0.17 | 0.00 | 0.02 | 0.15 | 0.75 | 1.20 | 5.82 | |||||||||||||
1995 | 3.18 | 1.29 | 0.95 | 0.19 | 0.00 | 0.00 | 0.00 | 0.05 | 0.05 | 0.00 | 0.00 | 0.00 | 5.71 | |||||||||||||
1996 | 0.07 | 0.71 | 0.12 | 0.00 | 0.00 | 0.00 | 0.10 | 0.00 | 0.01 | 0.33 | 1.01 | 0.18 | 2.53 | |||||||||||||
1997 | 1.99 | 0.38 | 0.00 | 0.00 | 0.00 | 0.00 | 0.22 | 0.13 | 1.51 | 0.00 | 0.14 | 0.11 | 4.48 | |||||||||||||
1998 | 0.33 | 4.87 | 1.20 | 0.28 | 0.05 | 0.00 | 0.15 | 0.10 | 0.45 | 0.04 | 0.08 | 0.00 | 7.55 | |||||||||||||
1999 | 0.25 | 0.34 | 0.00 | 0.52 | 0.00 | 0.15 | 0.10 | 0.00 | 0.43 | 0.00 | 0.00 | 0.00 | 1.79 | |||||||||||||
2000 | 0.00 | 1.00 | 0.62 | 0.05 | 0.00 | 0.03 | 0.00 | 2.25 | 0.00 | 0.29 | 0.00 | 0.03 | 4.27 | |||||||||||||
2001 | 1.90 | 1.11 | 0.61 | 0.21 | 0.00 | 0.00 | 0.01 | 0.00 | 0.00 | 0.00 | 0.01 | 0.14 | 3.99 | |||||||||||||
2002 | 0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.12 | 0.20 | 0.34 | 0.00 | 0.67 | |||||||||||||
2003 | 0.09 | 2.56 | 0.95 | 0.00 | 0.00 | 0.00 | g | 0.00 | 1.25 | 0.04 | 0.00 | 0.10 | 0.00 | 4.99 | a | |||||||||||
2004 | 0.00 | 0.79 | 0.00 | f | 0.00 | a | 0.00 | 0.00 | 0.00 | 1.32 | 0.00 | 3.61 | 0.98 | 0.70 | 7.40 | a | ||||||||||
2005 | 1.82 | a | 0.99 | a | 0.00 | a | 0.00 | 0.00 | 0.00 | 0.10 | a | 0.66 | 0.00 | 0.19 | a | 0.10 | 0.00 | 3.86 | ||||||||
2006 | 0.00 | 0.00 | 0.30 | 0.00 | 0.00 | 0.00 | 0.61 | 0.00 | 0.16 | 0.52 | 0.00 | 0.00 | 1.59 | |||||||||||||
2007 | 0.00 | 0.02 | 0.00 | 0.00 | 0.00 | 0.00 | 0.11 | 0.64 | 0.37 | 0.00 | 0.15 | 1.13 | 2.42 | |||||||||||||
2008 | 2.07 | 0.59 | 0.00 | 0.00 | 0.12 | 0.00 | 0.27 | 0.68 | 0.00 | 0.00 | 1.65 | 1.02 | 6.40 | |||||||||||||
2009 | 0.10 | 1.29 | 0.00 | 0.02 | 0.01 | 0.00 | 0.53 | 0.00 | 0.00 | 0.00 | 0.00 | 0.82 | 2.77 | |||||||||||||
2010 | 3.22 | 1.30 | a | 2.05 | 0.64 | 0.00 | 0.12 | 0.00 | 1.64 | 0.00 | 1.20 | 0.00 | 2.38 | 12.55 | ||||||||||||
2011 | 0.00 | h | 0.17 | a | 0.06 | c | 0.05 | a | 0.00 | b | 0.00 | a | 0.00 | a | 0.00 | f | 1.65 | c | 0.00 | j | 0.00 | a | 0.17 | c | 2.10 | c |
2012 | 0.00 | b | 0.02 | b | 0.20 | c | 1.22 | a | 0.00 | c | 0.00 | g | 2.01 | d | 0.64 | d | 0.00 | e | 1.37 | d | 0.00 | i | 1.11 | f | 5.46 | c |
2013 | 0.45 | g | 0.29 | i | 0.38 | c | 0.00 | d | 0.00 | e | 0.00 | c | 0.11 | d | 1.67 | b | 0.87 | g | 0.06 | i | 0.01 | n | 0.00 | h | 2.16 | f |
2014 | 0.00 | j | 0.01 | j | 0.16 | m | 0.03 | h | 0.00 | o | 0.00 | n | 0.23 | l | 1.67 | k | 0.25 | l | 0.01 | l | 0.00 | n | 0.14 | r | 0.00 | l |
2015 | 0.50 | g | 0.17 | l | 1.01 | e | 1.03 | c | 0.14 | d | 0.00 | e | 1.99 | c | 0.01 | b | 0.00 | d | 1.67 | f | 0.11 | h | 0.00 | h | 4.18 | e |
2016 | 1.09 | 0.10 | b | 0.03 | 0.87 | 0.18 | 0.00 | 0.62 | 0.13 | 0.36 | 0.05 | a | 0.45 | 1.21 | 5.09 | |||||||||||
2017 | 1.24 | g | 0.88 | 0.05 | 0.00 | 0.75 | 0.00 | 0.15 | 0.61 | 0.01 | 0.00 | 0.00 | o | 0.00 | 2.45 | b | ||||||||||
2018 | 0.13 | p | 0.00 | 0.84 | q | 0.00 | 0.00 | r | 0.00 | 0.20 | u | 0.00 | w | 0.00 | w | 0.00 | w | ----- | z | ----- | z | 0.00 | i | |||
2019 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
2020 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
2021 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | l |
2022 | 0.03 | a | 0.00 | 0.03 | 0.00 | 0.00 | 0.00 | 0.74 | 0.71 | 0.56 | 0.41 | 0.49 | 0.24 | 3.21 | ||||||||||||
2023 | 1.22 | 0.43 | 1.62 | 0.00 | 0.00 | 0.22 | 0.00 | 1.21 | a | 0.75 | 0.00 | 0.19 | 0.00 | 5.64 | ||||||||||||
2024 | 0.37 | 1.19 | 0.77 | f | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.56 | j | ||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.99 | 0.92 | 0.79 | 0.20 | 0.09 | 0.02 | 0.37 | 0.73 | 0.35 | 0.43 | 0.41 | 0.55 | 5.90 | |||||||||||||
S.D. | 1.04 | 1.02 | 0.97 | 0.40 | 0.17 | 0.05 | 0.67 | 0.93 | 0.51 | 0.80 | 0.51 | 0.83 | 3.15 | |||||||||||||
SKEW | 1.04 | 1.91 | 1.28 | 2.67 | 2.36 | 3.01 | 2.57 | 1.79 | 1.71 | 2.85 | 1.14 | 2.61 | 0.42 | |||||||||||||
MAX | 3.43 | 4.87 | 3.81 | 1.93 | 0.75 | 0.22 | 3.12 | 3.91 | 1.99 | 3.61 | 1.65 | 4.25 | 12.55 | |||||||||||||
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 | 0.67 | |||||||||||||
YRS | 38 | 41 | 40 | 42 | 41 | 40 | 41 | 40 | 40 | 38 | 37 | 39 | 34 |