| Percent of U.S. Mainland in
Selected Drought Ranges -- September 30, 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) | 29.34 | - 0.84 | 52.37 | + 2.82 | 45.81 | +15.60 | 81.10 | + 0.28 |
| 0-20 (D1) | 15.26 | - 4.88 | 42.18 | - 0.19 | 32.72 | +12.53 | 81.09 | + 0.42 |
| 0-10 (D2) | 8.12 | - 1.96 | 52.15 | + 1.35 | 20.19 | +10.06 | 86.82 | + 2.57 |
| 0-5 (D3) | 4.40 | - 0.70 | 60.49 | + 1.70 | 9.97 | + 4.84 | 85.57 | + 0.44 |
| 0-2 (D4) | 2.33 | + 0.26 | 74.39 | + 1.62 | 3.61 | + 1.55 | 84.46 | - 0.09 |
| *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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