ValueAnomalyRankMean

Divisional Palmer Z-Index

September - November 2021

-4-3-2-11234

Oregon (Hover over a Climate Division)

Z-IndexPalmer Z-Index:

Anomaly:

Rank:

Mean:

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September - November 2021 Oregon Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Coastal Area	0.73	0.73	102	0.00
2. Willamette Valley	0.57	0.55	89	0.03
3. Southwestern Valleys	0.16	0.18	78	-0.02
4. Northern Cascades	0.35	0.33	82	0.02
5. High Plateau	0.21	0.19	79	0.02
6. North Central	-0.07	-0.14	64	0.07
7. South Central	-0.24	-0.31	56	0.07
8. Northeast	-1.04	-1.04	25	0.01
9. Southeast	-0.13	-0.11	63	-0.02

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published March 2025, retrieved on March 30, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping