Percent of U.S. Mainland in Selected
Drought Ranges -- January 27, 2007
Percentile
Range
Short-Term
Drought Indicator Blend
Long-Term
Drought Indicator Blend
 Current   Anomaly*   Percentile*   Change**   Current   Anomaly*   Percentile*   Change** 
0-30 (D0)   20.08 -10.11 28.97 +10.67 24.90 - 5.31 44.15 + 3.05
0-20 (D1)   12.03 - 8.11 30.78 + 6.28 10.57 - 9.61 31.54 - 0.27
0-10 (D2)    6.30 - 3.78 43.37 + 2.64  6.21 - 3.92 46.42 + 0.51
0-5 (D3)    4.54 - 0.56 61.10 + 4.13  3.15 - 1.98 54.80 + 0.46
0-2 (D4)    1.55 - 0.52 64.48 + 1.55  1.78 - 0.28 70.29 + 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