| Percent of U.S. Mainland in
Selected Drought Ranges -- December 10, 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) | 15.70 | -14.49 | 18.56 | - 4.50 | 38.06 | + 7.85 | 69.82 | + 1.05 |
| 0-20 (D1) | 7.58 | -12.56 | 17.54 | - 0.37 | 20.21 | + 0.02 | 59.81 | - 0.91 |
| 0-10 (D2) | 0.89 | - 9.19 | 7.28 | - 1.13 | 7.44 | - 2.69 | 51.94 | + 0.27 |
| 0-5 (D3) | 0.32 | - 4.78 | 14.13 | - 0.06 | 4.00 | - 1.13 | 61.19 | + 0.13 |
| 0-2 (D4) | 0.00 | - 2.07 | 0.00 | + 0.00 | 1.84 | - 0.23 | 70.86 | + 0.41 |
| *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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