Percent of U.S. Mainland in Selected
Drought Ranges -- December 14, 2008
Percentile
Range
Short-Term
Drought Indicator Blend
Long-Term
Drought Indicator Blend
 Current   Anomaly*   Percentile*   Change**   Current   Anomaly*   Percentile*   Change** 
0-30 (D0)   16.35 -13.83 19.87 - 5.22 25.68 - 4.53 46.77 - 4.07
0-20 (D1)   10.57 - 9.57 26.06 + 2.61 17.02 - 3.17 51.02 - 2.66
0-10 (D2)    2.74 - 7.34 21.36 + 2.50  6.41 - 3.72 47.48 - 2.34
0-5 (D3)    0.00 - 5.10  0.00 + 0.00  1.55 - 3.58 37.47 - 1.09
0-2 (D4)    0.00 - 2.07  0.00 + 0.00  0.66 - 1.40 52.56 - 0.39
*Anomalies & percentiles based on monthly 1932 - 2001 data from National Climatic Data Center.
**Change from Previous Week's Percentage of U.S. Covered