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 1902 - January 1903
-4-3-2-11234
Michigan (Hover over a Climate Division)
Z-IndexPalmer Z-Index: 0.61
Anomaly: 0.71
Rank: 44th Wettest
Mean: -0.10
November 1902 - January 1903 Michigan Divisional Palmer Z-Index
Climate Division
Value
Anomaly
Rank
130 Years
1901-2000 Mean
1. West Upper0.050.1978-0.14
2. East Upper0.190.3475-0.14
3. Northwest Lower-0.39-0.2353-0.16
4. Northeast Lower0.650.8191-0.16
5. West Central Lower-0.47-0.2851-0.19
6. Central Lower0.540.6386-0.09
7. East Central Lower0.900.9495-0.03
8. Southwest Lower1.061.08104-0.02
9. South Central Lower0.520.49740.04
10. Southeast Lower0.650.6777-0.02

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