Percent of U.S. Mainland in Selected
Drought Ranges -- September 13, 2008
Percentile
Range
Short-Term
Drought Indicator Blend
Long-Term
Drought Indicator Blend
 Current   Anomaly*   Percentile*   Change**   Current   Anomaly*   Percentile*   Change** 
0-30 (D0)   19.16 -11.02 26.25 - 5.03 27.21 - 3.00 50.13 - 0.40
0-20 (D1)   11.41 - 8.73 28.32 - 5.67 19.91 - 0.27 59.09 - 1.05
0-10 (D2)    5.92 - 4.15 41.43 - 2.26  9.55 - 0.58 61.15 - 0.00
0-5 (D3)    2.82 - 2.28 46.51 - 2.28  3.59 - 1.54 58.03 + 0.95
0-2 (D4)    0.24 - 1.83 36.59 - 0.76  0.28 - 1.78 42.13 + 0.00
*Anomalies & percentiles based on monthly 1932 - 2001 data from National Climatic Data Center.
**Change from Previous Week's Percentage of U.S. Covered