ValueAnomalyRankMean

Divisional Palmer Z-Index

September - November 1899

-4-3-2-11234

Michigan (Hover over a Climate Division)

Z-IndexPalmer Z-Index: -1.14

Anomaly: -1.05

Rank: 41st Driest

Mean: -0.10

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September - November 1899 Michigan Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. West Upper	-0.41	-0.31	59	-0.10
2. East Upper	-0.99	-0.87	37	-0.12
3. Northwest Lower	-2.21	-1.98	14	-0.23
4. Northeast Lower	-0.83	-0.59	53	-0.24
5. West Central Lower	-1.64	-1.51	25	-0.13
6. Central Lower	-1.08	-0.92	43	-0.16
7. East Central Lower	-0.10	-0.04	74	-0.06
8. Southwest Lower	-1.17	-1.15	32	-0.02
9. South Central Lower	-0.71	-0.76	41	0.05
10. Southeast Lower	-0.62	-0.65	45	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