Oklahoma water resources bulletin, 05/02/2013

              Water Resources Bulletin, 5/2/2013 – page 1
May 2, 2013
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 Last 60 Days February 28, 2013 – April 28, 2013 Last 365 Days April 29, 2012 – April 28, 2013 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
1.10"
-2.28"
33%
14th driest
11.61"
-9.49"
55%
2nd driest
North Central
4.28"
-1.21"
78%
44th driest
20.49"
-11.16"
65%
8th driest
Northeast
6.71"
-0.76"
90%
38th wettest
29.74"
-12.23"
71%
9th driest
West Central
2.98"
-1.89"
61%
28th driest
18.87"
-10.22"
65%
6th driest
Central
7.57"
+0.97"
115%
20th wettest
27.84"
-10.15"
73%
12th driest
East Central
8.63"
+0.42"
105%
29th wettest
32.09"
-14.00"
70%
6th driest
Southwest
4.19"
-0.61"
87%
39th wettest
20.70"
-10.10"
67%
8th driest
South Central
5.11"
-2.03"
72%
30th driest
25.71"
-15.25"
63%
4th driest
Southeast
9.13"
+0.35"
104%
32nd wettest
36.12"
-14.82"
71%
5th driest
Statewide
5.56"
-0.75"
88%
44th wettest
24.81"
-11.88"
68%
4th driest
SOIL MOISTURE Fractional Water Index1 April 29, 2013