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
August - October 1918
-4-3-2-11234
Oregon (Hover over a Climate Division)
Z-IndexPalmer Z-Index:
Rank:
Anomaly:
Mean:
August - October 1918 Oregon Divisional Palmer Z-Index
Climate Division
Value
Rank
130 Years
Anomaly
1901-2000 Mean
1. Coastal Area-0.9439-0.85-0.09
2. Willamette Valley-0.9338-0.86-0.07
3. Southwestern Valleys0.08750.14-0.06
4. Northern Cascades-0.6841-0.63-0.05
5. High Plateau1.251211.250.01
6. North Central0.981151.00-0.02
7. South Central1.121131.070.05
8. Northeast0.811090.87-0.06
9. Southeast1.531211.54-0.01

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