| Percent of U.S. Mainland in
Selected Drought Ranges -- February 28, 2009 |
||||||||
| Percentile Range |
Short-Term Drought Indicator Blend |
Long-Term Drought Indicator Blend |
||||||
| Current | Anomaly* | Percentile* | Change** | Current | Anomaly* | Percentile* | Change** | |
| 0-30 (D0) | 30.04 | - 0.15 | 53.79 | - 2.46 | 27.90 | - 2.31 | 51.22 | - 0.15 |
| 0-20 (D1) | 20.67 | + 0.53 | 58.27 | - 0.26 | 13.97 | - 6.21 | 41.91 | - 2.71 |
| 0-10 (D2) | 8.74 | - 1.34 | 55.77 | + 1.60 | 8.78 | - 1.35 | 57.79 | + 0.79 |
| 0-5 (D3) | 4.51 | - 0.59 | 60.98 | + 1.97 | 1.94 | - 3.19 | 41.52 | - 0.36 |
| 0-2 (D4) | 0.77 | - 1.30 | 50.46 | + 0.04 | 0.00 | - 2.06 | 0.00 | - 0.15 |
| *Anomalies & percentiles based on monthly 1932
- 2001 data from National Climatic Data Center. **Change from Previous Week's Percentage of U.S. Covered |
||||||||