Percent of U.S. Mainland in Selected
Drought Ranges -- April 19, 2008
Percentile
Range
Short-Term
Drought Indicator Blend
Long-Term
Drought Indicator Blend
 Current   Anomaly*   Percentile*   Change**   Current   Anomaly*   Percentile*   Change** 
0-30 (D0)   31.91 + 1.72 58.27 + 3.97 28.54 - 1.67 52.06 + 0.76
0-20 (D1)   19.27 - 0.88 53.49 + 5.21 19.26 - 0.93 57.62 + 2.75
0-10 (D2)    7.36 - 2.72 47.98 + 1.97  5.15 - 4.98 41.50 + 0.90
0-5 (D3)    3.70 - 1.40 54.22 + 2.79  1.14 - 3.99 33.61 + 0.00
0-2 (D4)    0.00 - 2.07  0.00 + 0.00  0.51 - 1.56 50.15 + 0.23
*Anomalies & percentiles based on monthly 1932 - 2001 data from National Climatic Data Center.
**Change from Previous Week's Percentage of U.S. Covered