ValueAnomalyRankMean

Divisional Palmer Z-Index

October - December 2003

-4-3-2-11234

Iowa (Hover over a Climate Division)

Z-IndexPalmer Z-Index:

Anomaly:

Rank:

Mean:

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October - December 2003 Iowa Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Northwest	-1.00	-1.14	27	0.14
2. North Central	-1.26	-1.38	21	0.12
3. Northeast	-0.22	-0.29	43	0.08
4. West Central	-0.35	-0.46	51	0.11
5. Central	0.41	0.39	76	0.02
6. East Central	0.50	0.57	84	-0.08
7. Southwest	-0.10	-0.13	64	0.03
8. South Central	0.29	0.34	78	-0.05
9. Southeast	0.43	0.49	84	-0.07

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published April 2025, retrieved on April 10, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping