ValueAnomalyRankMean

Divisional Palmer Z-Index

September - November 2004

-4-3-2-11234

Michigan (Hover over a Climate Division)

Z-IndexPalmer Z-Index: -1.36

Anomaly: -1.26

Rank: 35th Driest

Mean: -0.10

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September - November 2004 Michigan Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. West Upper	-1.39	-1.29	32	-0.10
2. East Upper	0.26	0.38	75	-0.12
3. Northwest Lower	-1.33	-1.10	38	-0.23
4. Northeast Lower	-2.06	-1.83	18	-0.24
5. West Central Lower	-1.11	-0.98	39	-0.13
6. Central Lower	-1.36	-1.21	34	-0.16
7. East Central Lower	-1.53	-1.47	21	-0.06
8. Southwest Lower	-0.80	-0.79	42	-0.02
9. South Central Lower	-0.42	-0.47	49	0.05
10. Southeast Lower	-0.64	-0.68	42	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