ValueAnomalyRankMean

Divisional Palmer Z-Index

November 1950 - January 1951

-4-3-2-11234

Washington (Hover over a Climate Division)

Z-IndexPalmer Z-Index:

Anomaly:

Rank:

Mean:

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November 1950 - January 1951 Washington Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. West Olympic Coast	0.60	0.61	96	-0.01
2. North East Olympic San Juan	1.39	1.34	104	0.05
3. Puget Sound Lowlands	1.08	1.12	105	-0.04
4. East Olympic Cascade Foothills	0.87	0.88	101	-0.01
5. Cascade Mountains West	0.88	0.91	106	-0.03
6. East Slope Cascades	1.73	1.75	116	-0.01
7. Okanogan Big Bend	1.76	1.76	115	0.00
8. Central Basin	1.23	1.17	103	0.06
9. Northeastern	2.38	2.51	125	-0.13
10. Palouse Blue Mountains	1.51	1.44	108	0.07

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published April 2025, retrieved on April 12, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping