| Percent of U.S. Mainland in
Selected Drought Ranges -- January 20, 2007 |
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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) | 9.40 | -20.78 | 5.53 | + 0.09 | 21.85 | - 8.36 | 38.03 | - 2.36 |
| 0-20 (D1) | 5.75 | -14.39 | 10.41 | - 0.46 | 10.84 | - 9.34 | 32.48 | - 1.02 |
| 0-10 (D2) | 3.66 | - 6.42 | 26.57 | + 3.10 | 5.70 | - 4.42 | 44.39 | - 0.01 |
| 0-5 (D3) | 0.42 | - 4.68 | 15.93 | + 0.42 | 2.69 | - 2.44 | 49.43 | + 0.48 |
| 0-2 (D4) | 0.00 | - 2.07 | 0.00 | + 0.00 | 1.78 | - 0.28 | 70.29 | - 0.16 |
| *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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