| Percent of U.S. Mainland in
Selected Drought Ranges -- September 8, 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) | 35.77 | + 5.58 | 67.29 | - 9.39 | 46.76 | +16.55 | 82.08 | - 2.16 |
| 0-20 (D1) | 28.52 | + 8.38 | 77.84 | - 5.44 | 34.25 | +14.07 | 83.23 | - 1.95 |
| 0-10 (D2) | 19.20 | + 9.12 | 86.85 | - 3.19 | 20.84 | +10.72 | 87.30 | - 0.98 |
| 0-5 (D3) | 10.48 | + 5.38 | 87.00 | - 4.64 | 12.19 | + 7.06 | 88.82 | + 0.31 |
| 0-2 (D4) | 6.20 | + 4.13 | 90.85 | - 1.48 | 5.21 | + 3.14 | 89.82 | - 0.84 |
| *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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