ValueAnomalyRankMean

Divisional Palmer Z-Index

October - December 1952

-4-3-2-11234

Wyoming (Hover over a Climate Division)

Z-IndexPalmer Z-Index:

Anomaly:

Rank:

Mean:

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October - December 1952 Wyoming Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Yellowstone Drainage	-2.84	-2.91	2	0.07
2. Snake Drainage	-2.64	-2.55	4	-0.10
3. Green and Bear Drainage	-2.04	-1.98	5	-0.06
4. Big Horn	-1.91	-2.04	4	0.13
5. Powder, Little Mo and Tongue Drainages	-1.64	-1.85	3	0.21
6. Belle Fourche Drainage	-1.53	-1.86	2	0.33
7. Cheyenne Niobrara Drainage	-0.78	-1.03	18	0.25
8. Lower Platte	-0.43	-0.73	37	0.30
9. Wind River	-1.71	-1.78	6	0.08
10. Upper Platte	-1.61	-1.74	5	0.13

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published April 2025, retrieved on April 18, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping