ValueAnomalyRankMean

Divisional Palmer Z-Index

September - November 1941

-4-3-2-11234

Washington (Hover over a Climate Division)

Z-IndexPalmer Z-Index:

Anomaly:

Rank:

Mean:

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September - November 1941 Washington Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. West Olympic Coast	0.24	0.21	77	0.02
2. North East Olympic San Juan	-0.10	-0.17	52	0.07
3. Puget Sound Lowlands	0.31	0.36	72	-0.05
4. East Olympic Cascade Foothills	0.34	0.35	76	-0.01
5. Cascade Mountains West	0.52	0.52	83	0.00
6. East Slope Cascades	0.53	0.50	82	0.04
7. Okanogan Big Bend	0.61	0.63	99	-0.02
8. Central Basin	0.48	0.43	89	0.05
9. Northeastern	1.55	1.60	117	-0.06
10. Palouse Blue Mountains	1.25	1.19	108	0.06

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