| Percent of U.S. Mainland in
Selected Drought Ranges -- May 4, 2008 |
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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) | 31.90 | + 1.72 | 58.26 | + 3.08 | 27.98 | - 2.23 | 51.46 | - 2.22 |
| 0-20 (D1) | 19.38 | - 0.76 | 53.97 | - 0.17 | 17.63 | - 2.55 | 53.03 | + 0.00 |
| 0-10 (D2) | 8.38 | - 1.69 | 53.32 | + 2.73 | 8.00 | - 2.13 | 53.90 | + 1.21 |
| 0-5 (D3) | 2.65 | - 2.45 | 45.27 | - 0.76 | 1.53 | - 3.60 | 37.32 | - 0.28 |
| 0-2 (D4) | 0.88 | - 1.19 | 52.80 | + 0.88 | 0.45 | - 1.61 | 48.86 | - 0.23 |
| *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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