Divisional Mapping

Divisional Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska or Hawaii. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales. Data are available for bulk download.
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Divisional Palmer Z-Index
November 1950 - January 1951
-4-3-2-11234
Michigan (Hover over a Climate Division)
Z-IndexPalmer Z-Index: 0.63
Anomaly: 0.73
Rank: 43rd Wettest
Mean: -0.10
November 1950 - January 1951 Michigan Divisional Palmer Z-Index
Climate Division
Value
Anomaly
Rank
130 Years
1901-2000 Mean
1. West Upper0.510.6592-0.14
2. East Upper-0.80-0.6637-0.14
3. Northwest Lower-0.050.1165-0.16
4. Northeast Lower0.570.7287-0.16
5. West Central Lower-0.38-0.1956-0.19
6. Central Lower0.170.2668-0.09
7. East Central Lower1.741.77122-0.03
8. Southwest Lower0.250.2770-0.02
9. South Central Lower0.930.90930.04
10. Southeast Lower2.192.20125-0.02

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