Percent of U.S. Mainland in Selected
Drought Ranges -- May 25, 2008
Percentile
Range
Short-Term
Drought Indicator Blend
Long-Term
Drought Indicator Blend
 Current   Anomaly*   Percentile*   Change**   Current   Anomaly*   Percentile*   Change** 
0-30 (D0)   30.46 + 0.28 54.59 + 1.68 28.72 - 1.49 52.66 + 0.33
0-20 (D1)   17.55 - 2.60 50.10 + 4.84 12.99 - 7.19 38.34 - 4.99
0-10 (D2)    5.16 - 4.92 34.87 + 0.02  6.00 - 4.13 45.67 - 1.13
0-5 (D3)    1.82 - 3.28 36.78 - 0.83  1.29 - 3.84 35.61 + 0.28
0-2 (D4)    0.00 - 2.07  0.00 - 2.24  0.15 - 1.91 36.88 + 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