| Percent of U.S. Mainland in
Selected Drought Ranges -- April 12, 2009 |
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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) | 22.76 | - 7.43 | 35.34 | - 3.38 | 26.10 | - 4.11 | 47.84 | + 0.94 |
| 0-20 (D1) | 8.49 | -11.65 | 20.34 | - 9.30 | 12.17 | - 8.01 | 36.08 | - 1.11 |
| 0-10 (D2) | 2.72 | - 7.36 | 20.72 | - 1.61 | 5.26 | - 4.86 | 42.13 | - 1.22 |
| 0-5 (D3) | 0.74 | - 4.37 | 20.88 | + 0.03 | 2.37 | - 2.76 | 46.28 | - 0.18 |
| 0-2 (D4) | 0.00 | - 2.07 | 0.00 | + 0.00 | 0.00 | - 2.06 | 0.00 | + 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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