ValueAnomalyRankMean

Divisional Palmer Z-Index

July - September 2007

-4-3-2-11234

Michigan (Hover over a Climate Division)

Z-IndexPalmer Z-Index:

Anomaly:

Rank:

Mean:

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July - September 2007 Michigan Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. West Upper	-2.10	-2.11	11	0.01
2. East Upper	-1.47	-1.41	21	-0.06
3. Northwest Lower	-2.43	-2.31	6	-0.12
4. Northeast Lower	-1.88	-1.72	17	-0.16
5. West Central Lower	-1.58	-1.52	13	-0.06
6. Central Lower	-1.15	-1.09	26	-0.05
7. East Central Lower	-0.90	-0.98	36	0.09
8. Southwest Lower	0.06	0.15	73	-0.09
9. South Central Lower	0.40	0.40	82	0.00
10. Southeast Lower	0.01	-0.06	64	0.07

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published June 2025, retrieved on June 12, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping