Drought Coverage per Short- and Long-Term Indicator Blends

Percent of U.S. Mainland in Selected
Drought Ranges -- August 19, 2006
Percentile
Range
Short-Term
Drought Indicator Blend
Long-Term
Drought Indicator Blend
 Current   Anomaly*   Percentile*   Change**   Current   Anomaly*   Percentile*   Change** 
0-30 (D0)   47.64 +17.46 86.16 - 2.40 53.68 +23.47 87.13 - 3.35
0-20 (D1)   32.31 +12.17 83.51 - 2.28 35.66 +15.47 84.43 - 3.48
0-10 (D2)   14.67 + 4.59 77.07 - 3.85 10.80 + 0.67 65.49 + 0.90
0-5 (D3)    4.35 - 0.75 60.43 - 2.80  2.39 - 2.74 46.41 + 0.02
0-2 (D4)    0.57 - 1.50 46.28 - 0.48  0.64 - 1.42 51.78 + 0.14
*Anomalies & percentiles based on monthly 1932 - 2001 data from National Climatic Data Center.
**Change from Previous Week's Percentage of U.S. Covered