NOAA's National Centers for Environmental Information
Regional Mapping
Palmer Drought Severity Index
September 1922
-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 | -0.81 | -0.91 | 49 | 0.10 |
| Upper Midwest | -1.93 | -2.16 | 21 | 0.23 |
| Ohio Valley | -1.87 | -1.98 | 24 | 0.11 |
| Southeast | 1.20 | 1.27 | 90 | -0.07 |
| Northern Rockies and Plains | -0.80 | -1.62 | 45 | 0.82 |
| South | -1.45 | -1.50 | 35 | 0.05 |
| Southwest | -1.24 | -1.69 | 46 | 0.45 |
| Northwest | -1.50 | -1.47 | 40 | -0.03 |
| West | 0.92 | 0.80 | 95 | 0.12 |
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Regional Mapping, published April 2025, retrieved on April 18, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/mapping
