NOAA's National Centers for Environmental Information
Divisional Mapping
Divisional Palmer Z-Index
September - November 1957
-4-3-2-11234
Washington (Hover over a Climate Division)
Z-IndexPalmer Z-Index:
Anomaly:
Rank:
Mean:
Climate Division | Value | Anomaly | Rank 130 Years | 1901- |
|---|---|---|---|---|
| 1. West Olympic Coast | -1.45 | -1.47 | 10 | 0.02 |
| 2. North East Olympic San Juan | -2.06 | -2.13 | 10 | 0.07 |
| 3. Puget Sound Lowlands | -1.67 | -1.62 | 16 | -0.05 |
| 4. East Olympic Cascade Foothills | -1.64 | -1.63 | 11 | -0.01 |
| 5. Cascade Mountains West | -1.67 | -1.67 | 8 | 0.00 |
| 6. East Slope Cascades | -1.08 | -1.12 | 24 | 0.04 |
| 7. Okanogan Big Bend | -0.03 | -0.01 | 61 | -0.02 |
| 8. Central Basin | 0.72 | 0.66 | 100 | 0.05 |
| 9. Northeastern | -0.11 | -0.05 | 67 | -0.06 |
| 10. Palouse Blue Mountains | -0.05 | -0.11 | 68 | 0.06 |
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published June 2025, retrieved on June 26, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping
