ValueAnomalyRankMean

Divisional Palmer Z-Index

October - December 2004

-4-3-2-11234

Washington (Hover over a Climate Division)

Z-IndexPalmer Z-Index:

Anomaly:

Rank:

Mean:

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October - December 2004 Washington Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. West Olympic Coast	-1.10	-1.06	19	-0.04
2. North East Olympic San Juan	-0.34	-0.39	62	0.05
3. Puget Sound Lowlands	-0.85	-0.76	37	-0.09
4. East Olympic Cascade Foothills	-1.20	-1.14	22	-0.06
5. Cascade Mountains West	-1.22	-1.16	18	-0.07
6. East Slope Cascades	-1.58	-1.54	16	-0.04
7. Okanogan Big Bend	-1.34	-1.28	14	-0.06
8. Central Basin	-1.57	-1.59	8	0.02
9. Northeastern	-0.74	-0.55	46	-0.19
10. Palouse Blue Mountains	-1.71	-1.73	17	0.02

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published May 2025, retrieved on June 6, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping