| Percent of U.S. Mainland in
Selected Drought Ranges -- May 5, 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) | 27.37 | - 2.82 | 47.12 | - 0.43 | 31.97 | + 1.76 | 58.77 | - 1.20 |
| 0-20 (D1) | 17.52 | - 2.63 | 49.89 | - 0.63 | 21.35 | + 1.17 | 62.49 | + 1.20 |
| 0-10 (D2) | 8.18 | - 1.90 | 52.47 | + 0.78 | 12.78 | + 2.66 | 71.11 | + 3.86 |
| 0-5 (D3) | 2.29 | - 2.81 | 42.83 | + 0.30 | 4.02 | - 1.11 | 61.51 | + 1.24 |
| 0-2 (D4) | 0.54 | - 1.53 | 45.44 | + 0.40 | 1.09 | - 0.97 | 60.68 | + 0.00 |
| *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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