Percent of U.S. Mainland in Selected
Drought Ranges -- July 7, 2007
Percentile
Range
Short-Term
Drought Indicator Blend
Long-Term
Drought Indicator Blend
 Current   Anomaly*   Percentile*   Change**   Current   Anomaly*   Percentile*   Change** 
0-30 (D0)   59.02 +28.83 94.95 + 0.70 45.88 +15.67 81.48 + 3.94
0-20 (D1)   48.43 +28.29 96.37 + 3.45 33.74 +13.55 82.96 + 2.48
0-10 (D2)   38.38 +28.30 98.40 +10.39 20.60 +10.47 87.09 + 1.59
0-5 (D3)   21.40 +16.30 97.05 +10.57 11.90 + 6.77 88.59 + 0.69
0-2 (D4)    7.38 + 5.31 93.36 + 5.75  3.60 + 1.54 84.42 + 0.98
*Anomalies & percentiles based on monthly 1932 - 2001 data from National Climatic Data Center.
**Change from Previous Week's Percentage of U.S. Covered