ValueAnomalyRankMean

Divisional Palmer Z-Index

December 1986 - February 1987

-4-3-2-11234

Michigan (Hover over a Climate Division)

Z-IndexPalmer Z-Index:

Anomaly:

Rank:

Mean:

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December 1986 - February 1987 Michigan Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. West Upper	-1.65	-1.56	5	-0.09
2. East Upper	-1.75	-1.62	3	-0.13
3. Northwest Lower	-1.49	-1.42	6	-0.07
4. Northeast Lower	-1.08	-1.00	16	-0.08
5. West Central Lower	-1.63	-1.54	6	-0.09
6. Central Lower	-1.18	-1.19	12	0.01
7. East Central Lower	-0.58	-0.59	29	0.00
8. Southwest Lower	-1.44	-1.44	7	0.00
9. South Central Lower	-0.98	-1.00	16	0.02
10. Southeast Lower	-0.31	-0.30	37	-0.01

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published March 2025, retrieved on March 31, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping