Percent of U.S. Mainland in Selected
Drought Ranges -- August 2, 2008
Percentile
Range
Short-Term
Drought Indicator Blend
Long-Term
Drought Indicator Blend
 Current   Anomaly*   Percentile*   Change**   Current   Anomaly*   Percentile*   Change** 
0-30 (D0)   43.78 +13.59 81.78 + 0.34 37.65 + 7.44 68.94 + 0.52
0-20 (D1)   29.13 + 8.98 78.41 + 3.16 27.47 + 7.29 72.58 + 3.55
0-10 (D2)   17.14 + 7.06 83.80 + 7.82 12.68 + 2.55 70.99 + 1.27
0-5 (D3)    6.51 + 1.41 74.27 + 3.60  4.58 - 0.55 64.87 + 0.96
0-2 (D4)    1.58 - 0.49 65.32 + 0.00  0.81 - 1.25 56.41 - 0.57
*Anomalies & percentiles based on monthly 1932 - 2001 data from National Climatic Data Center.
**Change from Previous Week's Percentage of U.S. Covered