NOAA's National Centers for Environmental Information
Regional Mapping
Palmer Drought Severity Index
September 2006
-4-3-2-11234
Climate Regions (Hover over a Climate Region)
PDSIPalmer Drought Severity Index (PDSI):
Anomaly:
Rank:
Mean:
Climate Region | Value | Anomaly | Rank 130 Years | 1901- |
|---|---|---|---|---|
| Northeast | 2.87 | 2.77 | 116 | 0.10 |
| Upper Midwest | -1.34 | -1.57 | 39 | 0.23 |
| Ohio Valley | 0.97 | 0.86 | 76 | 0.11 |
| Southeast | -2.68 | -2.61 | 20 | -0.07 |
| Northern Rockies and Plains | -3.28 | -4.10 | 21 | 0.82 |
| South | 0.00 | -0.05 | 69 | 0.05 |
| Southwest | -2.54 | -2.99 | 28 | 0.45 |
| Northwest | -1.66 | -1.63 | 35 | -0.03 |
| West | -1.67 | -1.79 | 37 | 0.12 |
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Regional Mapping, published April 2025, retrieved on April 16, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/mapping
