ValueAnomalyRankMean

Divisional Palmer Z-Index

November 1989 - January 1990

-4-3-2-11234

Michigan (Hover over a Climate Division)

Z-IndexPalmer Z-Index: -0.59

Anomaly: -0.49

Rank: 40th Driest

Mean: -0.10

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November 1989 - January 1990 Michigan Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. West Upper	-1.86	-1.72	9	-0.14
2. East Upper	-1.11	-0.96	20	-0.14
3. Northwest Lower	-0.32	-0.16	55	-0.16
4. Northeast Lower	-1.23	-1.07	26	-0.16
5. West Central Lower	-1.73	-1.54	10	-0.19
6. Central Lower	-0.81	-0.72	30	-0.09
7. East Central Lower	0.46	0.49	75	-0.03
8. Southwest Lower	0.08	0.10	57	-0.02
9. South Central Lower	0.35	0.31	67	0.04
10. Southeast Lower	0.58	0.59	72	-0.02

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