ValueAnomalyRankMean

Divisional Palmer Z-Index

September - November 2023

-4-3-2-11234

Michigan (Hover over a Climate Division)

Z-IndexPalmer Z-Index: -1.73

Anomaly: -1.63

Rank: 23rd Driest

Mean: -0.10

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September - November 2023 Michigan Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. West Upper	-2.45	-2.35	13	-0.10
2. East Upper	-1.95	-1.83	18	-0.12
3. Northwest Lower	-1.50	-1.27	33	-0.23
4. Northeast Lower	-1.83	-1.59	23	-0.24
5. West Central Lower	-1.22	-1.09	34	-0.13
6. Central Lower	-1.53	-1.37	24	-0.16
7. East Central Lower	-0.58	-0.52	52	-0.06
8. Southwest Lower	-0.50	-0.48	47	-0.02
9. South Central Lower	-0.41	-0.46	51	0.05
10. Southeast Lower	-0.40	-0.43	54	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