YEAR(S) | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | ANN | |||||||||||||
1988 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 1.70 | 0.16 | 0.28 | 0.58 | ----- | z | ||||
1989 | 0.51 | 0.16 | 0.42 | 0.01 | 0.06 | 0.00 | 1.10 | 0.30 | 0.24 | 0.64 | 0.10 | 0.03 | 1.10 | |||||||||||||
1990 | 0.85 | 0.35 | 0.22 | 0.84 | 0.63 | 0.04 | 1.35 | 0.43 | 1.12 | 0.13 | 0.28 | 0.71 | 1.35 | |||||||||||||
1991 | 0.40 | a | 0.07 | 0.36 | 0.02 | 0.12 | 0.38 | 0.73 | 0.74 | 0.52 | 0.30 | 0.31 | 0.73 | 0.74 | a | |||||||||||
1992 | 0.66 | 0.26 | b | 0.36 | a | 0.23 | 1.20 | 0.18 | 1.60 | 1.63 | 0.38 | 0.40 | 0.56 | 0.44 | 1.63 | c | ||||||||||
1993 | 0.33 | 0.30 | a | 0.87 | a | 0.00 | 0.28 | 0.26 | 0.22 | 1.47 | 0.10 | 0.57 | 0.35 | 0.15 | 1.47 | b | ||||||||||
1994 | 0.15 | 0.40 | 0.42 | 0.31 | 0.76 | 0.26 | 0.30 | 0.69 | 0.78 | 0.55 | 0.15 | 0.45 | 0.78 | |||||||||||||
1995 | 0.66 | a | 0.08 | 0.23 | 0.22 | 0.25 | 0.53 | 0.55 | 1.00 | 0.60 | 0.02 | 0.29 | 0.25 | 1.00 | a | |||||||||||
1996 | 0.21 | 0.60 | a | 0.26 | 0.01 | 0.00 | 0.48 | 0.55 | 0.38 | 1.56 | 1.12 | 0.43 | 0.00 | 1.56 | a | |||||||||||
1997 | 0.36 | 0.40 | 0.21 | 0.56 | 0.11 | 0.53 | 1.45 | 0.71 | 1.46 | ----- | z | 0.28 | 0.36 | ----- | z | |||||||||||
1998 | 0.23 | 0.25 | 1.01 | 0.17 | 0.02 | ----- | z | 4.13 | 0.66 | 0.15 | 0.76 | 0.41 | ----- | z | ----- | z | ||||||||||
1999 | 0.52 | 0.03 | 0.30 | 0.16 | 0.30 | 0.14 | 0.88 | 0.99 | 0.52 | 0.25 | ----- | z | 0.30 | ----- | z | |||||||||||
2000 | 0.11 | 0.04 | 1.13 | 0.03 | 0.00 | ----- | z | 0.27 | 0.82 | ----- | z | 0.72 | 0.55 | 0.39 | ----- | z | ||||||||||
2001 | 0.61 | 0.50 | 0.16 | 0.20 | ----- | z | 0.56 | 0.72 | 0.78 | 0.58 | 0.06 | 0.55 | 0.49 | ----- | z | |||||||||||
2002 | 0.48 | i | 0.16 | 0.00 | 0.00 | 0.00 | 0.00 | 0.40 | 0.70 | 0.98 | ----- | z | 0.81 | 0.65 | ----- | z | ||||||||||
2003 | 0.21 | a | 0.31 | ----- | z | 0.18 | 0.28 | 0.18 | 0.03 | 0.64 | 0.39 | 0.66 | 0.76 | 0.20 | ----- | z | ||||||||||
2004 | ----- | z | 0.33 | 0.42 | 0.50 | 0.00 | 0.71 | 0.24 | 0.56 | 0.34 | 0.31 | 0.71 | 0.49 | ----- | z | |||||||||||
2005 | 0.36 | 0.54 | 0.45 | 0.38 | 0.24 | 0.02 | 0.35 | 0.71 | 0.92 | 0.45 | 0.30 | 0.13 | 0.92 | |||||||||||||
2006 | 0.29 | 0.00 | 0.52 | 0.12 | 0.43 | 0.38 | 0.38 | a | 2.00 | a | 0.51 | 0.32 | f | 0.28 | 0.28 | 2.00 | h | |||||||||
2007 | 0.20 | 0.20 | 0.23 | 0.52 | a | 0.38 | 0.06 | 0.76 | 0.77 | 0.36 | 0.12 | 0.15 | 0.52 | 0.77 | a | |||||||||||
2008 | 0.54 | 0.30 | 0.03 | 0.23 | 0.87 | 0.06 | 0.61 | 1.25 | 0.17 | 0.39 | 0.23 | 0.39 | 1.25 | |||||||||||||
2009 | 0.10 | 0.73 | 0.23 | ----- | z | 0.58 | 0.24 | 0.79 | 0.67 | 0.88 | 0.38 | ----- | z | 0.42 | ----- | z | ||||||||||
2010 | 0.80 | 0.24 | 0.39 | 0.10 | 0.55 | 0.10 | 1.72 | 0.86 | 0.35 | 0.15 | 0.20 | 0.58 | w | 1.72 | w | |||||||||||
2011 | ----- | z | 0.27 | u | ----- | z | ----- | z | ----- | z | 0.51 | y | 1.09 | o | 0.65 | y | 0.40 | t | 0.66 | y | 0.19 | y | ----- | z | ----- | z |
2012 | ----- | z | ----- | z | ----- | z | 0.16 | v | ----- | z | ----- | z | 0.60 | r | 0.50 | s | 0.48 | h | 0.00 | i | ----- | z | ----- | z | ----- | z |
2013 | 0.07 | ----- | z | ----- | z | ----- | z | ----- | z | 0.08 | 0.92 | 0.64 | 0.97 | 0.41 | 0.38 | 0.30 | ----- | z | ||||||||
2014 | 0.00 | 0.20 | a | 0.08 | 0.00 | ----- | z | 0.10 | 1.21 | ----- | z | ----- | z | 0.41 | 0.71 | k | 0.17 | p | ----- | z | ||||||
2015 | 0.34 | a | 0.47 | 0.70 | b | 0.51 | 0.18 | 0.24 | 1.48 | 1.29 | 0.22 | ----- | z | ----- | z | ----- | z | ----- | z | |||||||
2016 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.19 | 0.37 | f | 0.50 | a | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | |
2017 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | 0.00 | ----- | z | |
2018 | 0.29 | 0.75 | 0.61 | 0.11 | a | 0.00 | 0.55 | 0.63 | 0.46 | 0.39 | 0.66 | 0.80 | 0.35 | f | 0.80 | g | ||||||||||
2019 | 0.32 | a | 0.30 | 0.42 | 0.49 | a | 0.87 | 0.87 | 0.56 | 0.35 | 1.33 | 0.49 | 0.56 | 0.80 | 1.33 | b | ||||||||||
2020 | 0.16 | 0.26 | a | 0.28 | 0.00 | 0.08 | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ----- | z | ||||
Period of Record Statistics | ||||||||||||||||||||||||||
MEAN | 0.36 | 0.30 | 0.40 | 0.23 | 0.33 | 0.27 | 0.89 | 0.81 | 0.67 | 0.42 | 0.41 | 0.38 | 1.16 | |||||||||||||
S.D. | 0.23 | 0.20 | 0.28 | 0.22 | 0.33 | 0.24 | 0.79 | 0.40 | 0.46 | 0.26 | 0.21 | 0.23 | 0.32 | |||||||||||||
SKEW | 0.57 | 0.58 | 1.10 | 0.97 | 0.99 | 0.82 | 2.61 | 1.30 | 0.79 | 0.60 | 0.60 | 0.02 | 0.03 | |||||||||||||
MAX | 0.85 | 0.75 | 1.13 | 0.84 | 1.20 | 0.87 | 4.13 | 2.00 | 1.70 | 1.12 | 0.81 | 0.80 | 1.63 | |||||||||||||
MIN | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.03 | 0.30 | 0.10 | 0.02 | 0.10 | 0.00 | 0.74 | |||||||||||||
YRS | 26 | 27 | 26 | 26 | 25 | 26 | 27 | 27 | 26 | 24 | 24 | 24 | 12 |