ValueAnomalyRankMean

Divisional Palmer Z-Index

October - December 1979

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Oregon (Hover over a Climate Division)

Z-IndexPalmer Z-Index: 0.32

Anomaly: 0.42

Rank: 52nd Wettest

Mean: -0.10

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October - December 1979 Oregon Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Coastal Area	0.04	0.15	77	-0.11
2. Willamette Valley	-0.24	-0.16	62	-0.08
3. Southwestern Valleys	0.19	0.32	84	-0.13
4. Northern Cascades	-0.49	-0.40	49	-0.09
5. High Plateau	0.79	0.90	99	-0.11
6. North Central	0.57	0.56	85	0.01
7. South Central	0.66	0.68	94	-0.03
8. Northeast	-0.27	-0.30	56	0.03
9. Southeast	0.31	0.33	83	-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