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 2007 - January 2008
-4-3-2-11234
Pennsylvania (Hover over a Climate Division)
Z-IndexPalmer Z-Index:
Anomaly:
Rank:
Mean:
November 2007 - January 2008 Pennsylvania Divisional Palmer Z-Index
Climate Division
Value
Anomaly
Rank
130 Years
1901-2000 Mean
1. Pocono Mountains0.740.78100-0.04
2. East Central Mountains0.160.16760.00
3. Southeastern Piedmont-0.22-0.1957-0.03
4. Lower Susquehanna-0.67-0.68380.01
5. Middle Susquehanna0.390.36800.03
6. Upper Susquehanna1.201.22108-0.02
7. Central Mountains0.420.40880.02
8. South Central Mountains0.530.51870.02
9. Southwest Plateau1.471.401120.07
10. Northwest Plateau1.451.401180.05

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