ValueAnomalyRankMean

Divisional Palmer Z-Index

October - December 1999

-4-3-2-11234

Oregon (Hover over a Climate Division)

Z-IndexPalmer Z-Index:

Anomaly:

Rank:

Mean:

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October - December 1999 Oregon Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Coastal Area	0.06	0.17	78	-0.11
2. Willamette Valley	-0.36	-0.28	56	-0.08
3. Southwestern Valleys	-1.07	-0.94	26	-0.13
4. Northern Cascades	-1.04	-0.95	23	-0.09
5. High Plateau	-1.61	-1.50	14	-0.11
6. North Central	-1.59	-1.60	18	0.01
7. South Central	-2.10	-2.07	4	-0.03
8. Northeast	-1.02	-1.05	35	0.03
9. Southeast	-2.04	-2.01	3	-0.03

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published March 2025, retrieved on March 27, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping