ValueAnomalyRankMean

Divisional Palmer Z-Index

August - October 2003

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Michigan (Hover over a Climate Division)

Z-IndexPalmer Z-Index: -1.05

Anomaly: -0.92

Rank: 32nd Driest

Mean: -0.12

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August - October 2003 Michigan Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. West Upper	-1.65	-1.53	24	-0.12
2. East Upper	-0.64	-0.51	44	-0.13
3. Northwest Lower	-0.50	-0.29	56	-0.22
4. Northeast Lower	-1.22	-1.00	32	-0.22
5. West Central Lower	-1.12	-0.98	34	-0.14
6. Central Lower	-1.72	-1.57	12	-0.15
7. East Central Lower	-1.55	-1.52	11	-0.02
8. Southwest Lower	-0.89	-0.82	38	-0.07
9. South Central Lower	0.53	0.51	82	0.02
10. Southeast Lower	0.64	0.61	86	0.03

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published March 2025, retrieved on March 29, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping