ValueAnomalyRankMean

Divisional Palmer Z-Index

October - December 1986

-4-3-2-11234

Washington (Hover over a Climate Division)

Z-IndexPalmer Z-Index:

Anomaly:

Rank:

Mean:

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October - December 1986 Washington Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. West Olympic Coast	-0.94	-0.91	29	-0.04
2. North East Olympic San Juan	-0.71	-0.76	41	0.05
3. Puget Sound Lowlands	-0.50	-0.41	46	-0.09
4. East Olympic Cascade Foothills	-0.69	-0.63	39	-0.06
5. Cascade Mountains West	-0.78	-0.71	35	-0.07
6. East Slope Cascades	-1.11	-1.07	28	-0.04
7. Okanogan Big Bend	-1.65	-1.59	7	-0.06
8. Central Basin	-1.11	-1.13	24	0.02
9. Northeastern	-1.67	-1.48	19	-0.19
10. Palouse Blue Mountains	-1.37	-1.39	27	0.02

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published April 2025, retrieved on April 18, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping