| Percent of U.S. Mainland in
Selected Drought Ranges -- December 4, 2006 |
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| Percentile Range |
Short-Term Drought Indicator Blend |
Long-Term Drought Indicator Blend |
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| Current | Anomaly* | Percentile* | Change** | Current | Anomaly* | Percentile* | Change** | |
| 0-30 (D0) | 20.20 | - 9.98 | 29.22 | + 0.73 | 37.00 | + 6.79 | 68.42 | - 0.46 |
| 0-20 (D1) | 7.95 | -12.19 | 18.77 | + 0.12 | 21.12 | + 0.93 | 61.71 | - 0.56 |
| 0-10 (D2) | 2.02 | - 8.05 | 14.45 | - 0.30 | 7.17 | - 2.96 | 51.41 | - 1.43 |
| 0-5 (D3) | 0.38 | - 4.72 | 15.38 | - 0.64 | 3.87 | - 1.26 | 60.10 | - 0.19 |
| 0-2 (D4) | 0.00 | - 2.07 | 0.00 | + 0.00 | 1.43 | - 0.63 | 65.27 | + 0.27 |
| *Anomalies & percentiles based on monthly 1932
- 2001 data from National Climatic Data Center. **Change from Previous Week's Percentage of U.S. Covered |
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