ValueAnomalyRankMean

Divisional Palmer Z-Index

October - December 2017

-4-3-2-11234

Washington (Hover over a Climate Division)

Z-IndexPalmer Z-Index: 0.71

Anomaly: 0.79

Rank: 37th Wettest

Mean: -0.07

Text Labels

Download: CSV JSON XML

October - December 2017 Washington Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. West Olympic Coast	0.62	0.66	89	-0.04
2. North East Olympic San Juan	1.51	1.46	96	0.05
3. Puget Sound Lowlands	1.06	1.15	104	-0.09
4. East Olympic Cascade Foothills	0.81	0.87	101	-0.06
5. Cascade Mountains West	0.85	0.91	102	-0.07
6. East Slope Cascades	0.59	0.63	89	-0.04
7. Okanogan Big Bend	0.24	0.30	75	-0.06
8. Central Basin	0.47	0.45	89	0.02
9. Northeastern	0.16	0.35	79	-0.19
10. Palouse Blue Mountains	1.16	1.14	103	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