Drought Coverage per Short- and Long-Term Indicator Blends

Percent of U.S. Mainland in Selected
Drought Ranges -- July 15, 2006
Percentile
Range
Short-Term
Drought Indicator Blend
Long-Term
Drought Indicator Blend
 Current   Anomaly*   Percentile*   Change**   Current   Anomaly*   Percentile*   Change** 
0-30 (D0)   49.34 +19.15 87.61 - 1.45 52.51 +22.30 86.33 - 0.23
0-20 (D1)   36.10 +15.96 87.53 - 2.39 34.26 +14.07 83.24 + 2.84
0-10 (D2)   22.22 +12.14 90.17 + 1.05  9.92 - 0.20 62.22 + 0.33
0-5 (D3)   12.40 + 7.30 90.69 + 3.13  2.91 - 2.22 51.90 - 0.38
0-2 (D4)    4.51 + 2.44 86.98 + 2.11  0.16 - 1.90 37.78 + 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