ValueAnomalyRankMean

Divisional Palmer Z-Index

October - December 1988

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South Dakota (Hover over a Climate Division)

Z-IndexPalmer Z-Index: -0.72

Anomaly: -0.98

Rank: 23rd Driest

Mean: 0.26

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October - December 1988 South Dakota Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Northwest	-0.98	-1.20	9	0.22
2. North Central	-0.42	-0.64	41	0.22
3. Northeast	-0.23	-0.56	45	0.33
4. Black Hills	-0.62	-1.01	31	0.39
5. Southwest	-0.45	-0.82	37	0.37
6. Central	-0.38	-0.58	45	0.20
7. East Central	-0.89	-1.08	21	0.19
8. South Central	-0.72	-0.96	22	0.24
9. Southeast	-0.91	-1.09	25	0.17

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published March 2025, retrieved on April 4, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping