YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1981 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.00 | 2.26 | 1.18 | 1.73 | 0.43 | 0.44 | 7.04 | f | ||||||
1982 | 0.82 | 0.25 | 1.15 | q | 0.04 | 0.80 | 0.47 | 0.40 | 1.61 | 2.68 | 0.16 | 0.89 | 0.31 | 8.43 | a | |||||||||||
1983 | 0.50 | 0.23 | 1.09 | 0.57 | 1.35 | 1.32 | 1.45 | 1.90 | 1.57 | 0.27 | 1.23 | 0.99 | 12.47 | |||||||||||||
1984 | 0.06 | 0.08 | 1.80 | 0.12 | 0.13 | 0.78 | w | 1.54 | m | 1.70 | a | 0.07 | 1.52 | 0.13 | d | 0.72 | c | 6.33 | b | |||||||
1985 | 0.21 | 0.26 | 0.81 | 1.33 | 0.50 | 0.58 | ----- | z | 0.08 | 0.65 | 0.84 | 1.26 | 0.22 | 6.74 | a | |||||||||||
1986 | 0.03 | 0.53 | 0.35 | 0.90 | 0.25 | 0.22 | 0.98 | 0.61 | 1.50 | 0.85 | 0.29 | 0.17 | 6.68 | |||||||||||||
1987 | 0.08 | i | 0.43 | 0.54 | 0.75 | 2.18 | 0.47 | 1.26 | 1.93 | 0.23 | 2.17 | 1.20 | 0.24 | 11.40 | a | |||||||||||
1988 | 0.22 | a | 0.09 | 0.47 | 1.78 | 0.71 | 0.85 | 0.39 | 1.47 | 0.76 | 0.18 | 0.21 | 0.42 | 7.55 | ||||||||||||
1989 | 0.67 | 0.17 | 0.41 | 0.27 | 0.21 | 0.57 | 1.08 | 1.48 | 0.35 | 0.07 | 0.10 | 0.00 | 5.38 | |||||||||||||
1990 | 0.14 | 0.23 | 0.90 | 0.90 | 0.45 | 0.25 | 0.62 | 0.86 | 1.15 | 0.84 | 0.28 | 0.11 | 6.73 | |||||||||||||
1991 | 0.82 | 0.06 | 1.17 | 0.51 | 1.53 | 0.21 | 1.83 | 2.24 | 0.97 | 0.49 | a | 0.24 | 0.34 | 10.41 | ||||||||||||
1992 | 0.20 | 0.55 | 1.69 | 0.45 | 2.50 | 0.31 | 0.93 | 1.80 | 0.42 | 1.15 | 0.10 | 0.31 | a | 10.41 | ||||||||||||
1993 | 1.22 | 1.20 | 1.01 | 0.26 | 1.04 | 0.61 | a | 0.24 | 1.19 | 0.14 | 2.05 | 0.27 | 0.06 | 9.29 | ||||||||||||
1994 | 0.05 | 0.39 | 0.52 | 1.06 | 0.28 | 0.12 | 0.23 | 2.26 | 2.01 | 1.11 | 0.51 | 0.12 | 8.66 | |||||||||||||
1995 | 0.54 | a | 0.17 | 1.89 | 1.22 | 1.63 | 1.60 | 0.44 | 1.06 | 0.79 | 0.00 | 0.24 | 0.46 | 10.04 | ||||||||||||
1996 | 0.63 | 0.62 | a | 0.33 | 0.35 | 0.91 | 0.31 | 0.82 | 0.39 | 1.94 | 0.81 | 0.42 | 0.40 | a | 7.93 | |||||||||||
1997 | 1.51 | 0.15 | 0.07 | 1.00 | 0.59 | 1.45 | 1.09 | 3.33 | 2.39 | 0.33 | 0.24 | 0.20 | 12.35 | |||||||||||||
1998 | 0.19 | 0.75 | 0.17 | 0.93 | 0.60 | 1.37 | 1.34 | 0.11 | 2.25 | 1.58 | 0.41 | 0.06 | a | 9.76 | ||||||||||||
1999 | 0.23 | a | 0.32 | 0.04 | 1.22 | 0.58 | 0.90 | 2.50 | 1.52 | 0.92 | 0.02 | 0.07 | 0.08 | 8.40 | ||||||||||||
2000 | 1.08 | 0.69 | 0.22 | 0.04 | 0.34 | 0.48 | 0.21 | 1.53 | 1.09 | 2.30 | 0.10 | 0.24 | 8.32 | |||||||||||||
2001 | 0.54 | 0.24 | 1.06 | 0.20 | 0.74 | 0.31 | 1.11 | 1.45 | 0.24 | b | 0.35 | 0.91 | 0.17 | 7.32 | ||||||||||||
2002 | 0.00 | 0.20 | 0.04 | 0.39 | 0.00 | 0.00 | 0.41 | 0.48 | 3.14 | 1.71 | a | 0.62 | a | ----- | z | 6.99 | a | |||||||||
2003 | 0.07 | 0.48 | 0.48 | d | 0.34 | 0.44 | 0.01 | 0.84 | 2.84 | 0.14 | 0.54 | 0.38 | 0.46 | 7.02 | ||||||||||||
2004 | 0.08 | a | 0.36 | a | 0.10 | 1.34 | 0.61 | 0.48 | 0.64 | 1.20 | 0.35 | 2.95 | 0.48 | 0.00 | 8.59 | |||||||||||
2005 | 0.00 | x | 0.44 | 0.79 | 1.03 | 0.90 | 3.35 | ----- | z | 2.80 | r | 1.45 | a | 0.94 | 0.00 | 0.00 | a | 8.90 | c | |||||||
2006 | ----- | z | 0.09 | ----- | z | 0.76 | 0.07 | 0.14 | 2.06 | 1.66 | 1.10 | 3.38 | 0.38 | 0.49 | g | 9.64 | c | |||||||||
2007 | 0.20 | a | 0.28 | 0.36 | 0.77 | 0.27 | 0.24 | 2.56 | 1.68 | 1.23 | 0.52 | 0.04 | 1.37 | c | 9.52 | |||||||||||
2008 | 0.30 | a | ----- | z | 0.08 | c | 0.00 | 1.09 | 0.21 | 0.53 | 1.20 | 0.84 | 0.00 | a | 0.93 | a | 0.30 | f | 5.18 | b | ||||||
2009 | 0.12 | 0.38 | 0.57 | ----- | z | 0.73 | b | 0.61 | 0.77 | 0.18 | 0.31 | 0.00 | c | 0.00 | b | ----- | z | 3.67 | b | |||||||
2010 | 0.00 | f | 0.00 | d | 0.00 | d | 0.00 | u | 0.00 | d | ----- | z | 1.48 | b | 1.95 | 0.02 | 3.95 | 0.25 | 1.04 | 8.69 | c | |||||
2011 | 0.00 | ----- | z | 0.18 | x | 1.07 | w | 1.89 | t | ----- | z | 1.46 | p | 3.47 | 1.78 | 0.88 | 0.20 | 0.04 | 6.37 | f | ||||||
2012 | 0.16 | f | 0.54 | 0.71 | a | 0.46 | 0.00 | t | 0.00 | 2.11 | 0.68 | m | ----- | z | 0.87 | ----- | z | ----- | z | 4.69 | f | |||||
2013 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.12 | ----- | z | ----- | z | ----- | z | ----- | z | 0.16 | 0.27 | 0.55 | i | |||
2014 | 0.07 | 0.21 | 0.52 | 0.25 | 1.01 | 0.00 | p | 1.52 | 1.04 | b | 2.76 | 0.04 | 0.54 | ----- | z | 7.96 | b | |||||||||
2015 | 0.33 | ----- | z | 0.83 | 0.66 | 3.08 | 0.20 | d | 0.40 | p | 0.89 | 0.00 | 1.56 | a | ----- | z | ----- | z | 7.55 | d | ||||||
2016 | ----- | z | 0.47 | 0.40 | 0.59 | b | 1.47 | 0.05 | 0.75 | a | 1.13 | 2.66 | 0.40 | 0.43 | 0.24 | 8.59 | a | |||||||||
2017 | 0.81 | 0.40 | 1.08 | 0.63 | 0.26 | 0.00 | 1.52 | 1.23 | 1.26 | 0.00 | 0.12 | 0.00 | a | 7.31 | ||||||||||||
2018 | 0.43 | 0.34 | 0.43 | 0.27 | 0.52 | 0.00 | 1.09 | 0.73 | 0.00 | 2.14 | 0.69 | 0.36 | 7.00 | |||||||||||||
2019 | 0.25 | 0.94 | 1.07 | 0.79 | 3.39 | 0.26 | 0.90 | 0.43 | 0.34 | 0.00 | 1.67 | 0.81 | 10.85 | |||||||||||||
2020 | 0.11 | 0.14 | 0.61 | 1.17 | 0.06 | 0.44 | 0.85 | 0.00 | 0.03 | 0.02 | 0.13 | 0.22 | 3.78 | |||||||||||||
2021 | 0.10 | 0.43 | 0.56 | 0.35 | 0.04 | 0.03 | 2.18 | 2.39 | 1.08 | 1.07 | 0.02 | 1.18 | 9.43 | |||||||||||||
2022 | 0.11 | 0.18 | 0.17 | 0.16 | b | 0.00 | ----- | z | 1.34 | 1.87 | 0.75 | 0.75 | 0.33 | 0.92 | 6.58 | a | ||||||||||
2023 | 1.07 | 0.24 | 1.54 | 0.06 | 0.87 | 1.13 | 0.59 | 2.49 | 1.16 | 0.64 | 0.74 | 0.07 | 10.60 | |||||||||||||
2024 | 0.52 | 0.98 | 1.08 | 0.11 | v | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 2.58 | i | |||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.40 | 0.37 | 0.67 | 0.63 | 0.82 | 0.53 | 1.08 | 1.44 | 1.07 | 0.98 | 0.43 | 0.36 | 8.63 | |||||||||||||
S.D. | 0.39 | 0.27 | 0.50 | 0.44 | 0.81 | 0.65 | 0.63 | 0.84 | 0.86 | 0.97 | 0.39 | 0.36 | 2.05 | |||||||||||||
SKEW | 1.18 | 1.24 | 0.79 | 0.53 | 1.59 | 2.53 | 0.73 | 0.33 | 0.70 | 1.23 | 1.34 | 1.29 | -0.17 | |||||||||||||
MAX | 1.51 | 1.20 | 1.89 | 1.78 | 3.39 | 3.35 | 2.56 | 3.47 | 3.14 | 3.95 | 1.67 | 1.37 | 12.47 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.21 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 3.78 | |||||||||||||
YRS | 36 | 39 | 39 | 38 | 39 | 37 | 37 | 40 | 41 | 42 | 41 | 36 | 25 |