NOAA's National Centers for Environmental Information
Divisional Mapping
Divisional Palmer Z-Index
October - December 1919
-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 | -1.02 | -0.99 | 22 | -0.04 |
| 2. North East Olympic San Juan | -1.09 | -1.14 | 30 | 0.05 |
| 3. Puget Sound Lowlands | -1.26 | -1.17 | 25 | -0.09 |
| 4. East Olympic Cascade Foothills | -1.12 | -1.06 | 25 | -0.06 |
| 5. Cascade Mountains West | -1.06 | -1.00 | 25 | -0.07 |
| 6. East Slope Cascades | -1.26 | -1.22 | 25 | -0.04 |
| 7. Okanogan Big Bend | -0.73 | -0.67 | 42 | -0.06 |
| 8. Central Basin | -0.09 | -0.10 | 63 | 0.02 |
| 9. Northeastern | -1.82 | -1.63 | 13 | -0.19 |
| 10. Palouse Blue Mountains | 0.80 | 0.78 | 95 | 0.02 |
Citing This Page
- NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published March 2025, retrieved on April 3, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping
