Percent of U.S. Mainland in Selected
Drought Ranges -- March 25, 2007
Percentile
Range
Short-Term
Drought Indicator Blend
Long-Term
Drought Indicator Blend
 Current   Anomaly*   Percentile*   Change**   Current   Anomaly*   Percentile*   Change** 
0-30 (D0)   42.22 +12.04 80.11 +10.38 33.72 + 3.51 62.25 + 2.57
0-20 (D1)   33.32 +13.17 85.07 +10.56 20.21 + 0.02 59.81 + 4.36
0-10 (D2)   20.41 +10.33 88.40 + 8.46  9.57 - 0.55 61.20 + 1.46
0-5 (D3)   11.39 + 6.29 88.64 + 4.77  2.21 - 2.92 44.78 - 1.24
0-2 (D4)    5.80 + 3.73 90.03 + 3.23  1.03 - 1.03 60.21 + 0.11
*Anomalies & percentiles based on monthly 1932 - 2001 data from National Climatic Data Center.
**Change from Previous Week's Percentage of U.S. Covered