Percent of U.S. Mainland in Selected
Drought Ranges -- April 5, 2008
Percentile
Range
Short-Term
Drought Indicator Blend
Long-Term
Drought Indicator Blend
 Current   Anomaly*   Percentile*   Change**   Current   Anomaly*   Percentile*   Change** 
0-30 (D0)   26.87 - 3.31 45.85 - 3.40 26.55 - 3.66 48.85 - 1.66
0-20 (D1)   17.07 - 3.07 48.31 + 2.41 13.48 - 6.70 40.49 - 1.30
0-10 (D2)    7.25 - 2.82 47.68 + 2.72  4.16 - 5.97 35.58 - 0.29
0-5 (D3)    1.24 - 3.86 29.67 + 0.68  0.84 - 4.29 29.93 - 0.97
0-2 (D4)    0.00 - 2.07  0.00 + 0.00  0.67 - 1.39 52.81 + 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