Value Anomaly Rank Mean

Divisional Palmer Z-Index

February - April 2023

-4-3-2-11234

Louisiana (Hover over a Climate Division)

Z-Index Palmer Z-Index : -0.81

Anomaly: -0.77

Rank: 34th Driest

Mean: -0.04

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*Signifies a tie

**Insufficient variability in the data record renders rank insignificant

February - April 2023 Louisiana Divisional Palmer Z-Index

Climate Division	Value	Anomaly	Rank 131 Years	1901-2000 Mean
1. Northwest	0.83	0.75	102	0.09
2. North Central	-0.05	-0.09	63	0.03
3. Northeast	-0.70	-0.73	32	0.04
4. West Central	0.19	0.16	77	0.03
5. Central	-0.76	-0.73	32	-0.02
6. East Central	-1.28	-1.18	19	-0.09
7. Southwest	-0.36	-0.31	60	-0.05
8. South Central	-1.14	-1.03	30	-0.11
9. Southeast	-1.89	-1.74	7	-0.15

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published July 2025, retrieved on July 29, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/mapping