Oklahoma water resources bulletin & summary of current conditions, 05/10/2012

              Water Resources Bulletin, 5/10/2012 – page 1
May 10, 2012
1 The Fractional Water Index ranges from very dry soil having a value of 0 to soil at field capacity illustrated by a value of 1.
[1.0-0.8 = Enhanced Growth; 0.8-0.5 = Limited Growth; 0.5-0.3 = Plants Wilting; 0.3-0.1 = Plants Dying; <0.1 = Barren Soil.] PRECIPITATION Statewide Precipitation CLIMATE DIVISION Warm Growing Season March 1, 2012 – May 7, 2012 Last 365 Days May 9, 2011 – May 7, 2012 TOTAL RAINFALL (INCHES) DEPARTURE FROM NORMAL (INCHES) PERCENT OF NORMAL RANK SINCE 1921 TOTAL RAINFALL (INCHES) DEPARTURE FROM NORMAL (INCHES) PERCENT OF NORMAL RANK SINCE 1921
Panhandle
4.58"
+0.34"
108%
25th wettest
14.23"
-6.76"
68%
15th driest
North Central
9.15"
+2.44"
136%
9th wettest
30.84"
-0.66"
98%
32nd wettest
Northeast
12.61"
+3.71"
142%
9th wettest
39.83"
-1.96"
95%
41st wettest
West Central
5.54"
-0.56"
91%
38th wettest
21.66"
-7.27"
75%
18th driest
Central
8.92"
+0.88"
111%
19th wettest
32.53"
-5.28"
86%
35th driest
East Central
9.34"
-0.41"
96%
41st wettest
39.38"
-6.52"
86%
28th driest
Southwest
7.25"
+1.19"
120%
21st wettest
23.34"
-7.30"
76%
16th driest
South Central
8.55"
-0.02"
100%
32nd wettest
31.52"
-9.26"
77%
14th driest
Southeast
10.38"
-0.02"
100%
43rd wettest
43.12"
-7.62"
85%
27th driest
Statewide
8.57"
+0.93"
112%
18th wettest
30.82"
-5.70"
84%
25th driest
SOIL MOISTURE Fractional Water Index1 May 7, 2012