ValueAnomalyRankMean

Divisional Palmer Z-Index

November 1990 - January 1991

-4-3-2-11234

Michigan (Hover over a Climate Division)

Z-IndexPalmer Z-Index: 0.88

Anomaly: 0.98

Rank: 38th Wettest

Mean: -0.10

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November 1990 - January 1991 Michigan Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. West Upper	-1.09	-0.95	26	-0.14
2. East Upper	-1.12	-0.98	19	-0.14
3. Northwest Lower	0.09	0.25	73	-0.16
4. Northeast Lower	0.73	0.89	94	-0.16
5. West Central Lower	0.29	0.48	79	-0.19
6. Central Lower	1.37	1.46	114	-0.09
7. East Central Lower	1.86	1.89	125	-0.03
8. Southwest Lower	1.93	1.95	127	-0.02
9. South Central Lower	2.21	2.18	127	0.04
10. Southeast Lower	1.89	1.91	120	-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