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| assign.poly.color | Assign Colors for Plotting Polygons in a Polygon List |
| climdiv.poly | Polygon List |
| col.coolhot20 | Color Palette |
| col.coolhot21 | Color Palette |
| div.code | Character Vector |
| divdat.pcp | Monthly Precipitation by United States Climate Division |
| divdat.pdsi | Monthly Palmer Drought Severity Index Values by United States Climate Division |
| divdat.phdi | Monthly Palmer Hydrologic Drought Index Values by United States Climate Division |
| divdat.pmdi | Monthly Modified Palmer Drought Index Values by United States Climate Division |
| divdat.tmp | Monthly Mean Temperature by United States Climate Division |
| divdat.zndx | Monthly Palmer Z Index Values by United States Climate Division |
| in.climdiv | Function to Extract U.S. Climate Division Data |
| in.poly | internal function called by in.climdiv |
| plot.divdata | function to plot values by climate division polygons |
| update.divdata | function to download, format and archive climate division data sets |
| western.divs | character vector |
| western.ST | character vector |
| western.states | character vector |