ValueAnomalyRankMean

Divisional Palmer Z-Index

October - December 1987

-4-3-2-11234

Virginia (Hover over a Climate Division)

Z-IndexPalmer Z-Index: -0.10

Anomaly: 0.01

Rank: 65th

Mean: -0.11

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October - December 1987 Virginia Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 130 Years	1901-2000 Mean
1. Tidewater	-0.80	-0.71	35	-0.09
2. Eastern Piedmont	0.23	0.37	84	-0.14
3. Western Piedmont	0.05	0.17	69	-0.12
4. Northern	0.40	0.56	88	-0.16
5. Central Mountain	-0.15	-0.07	58	-0.08
6. Southwestern Mountain	-0.97	-0.99	31	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