of Past Drought
Across the Coterminous United States from a
Network of Climatically Sensitive Tree-Ring Data
Dr. Edward Cook, Dr. David Meko, Dr. David Stahle and Dr. Malcolm Cleaveland
Science funded by the Paleoclimatology Program of the NOAA Climate and Global Change
Program (Grant NA36GP0139). Data and WWW interface developed in collaboration with NOAA NESDIS National Geophysical and
Climate Data Centers. Use this page to view PDSI time series for selected grid points.
updated version of this plotting tool is available
using the expanded and extended 2004 versions of the North American PDSI reconstructions..
You may download the plot image by clicking on it and then using the Save As option in the browser menu. To download the
data click on the 'View and Download Data' link at the bottom of the plot and use the Save As option.
Note: Older browsers may not be able to handle this clickable map. Netscape 2.0 or higher and Internet Explorer
will function properly.
View the Tree-ring Network used for PDSI reconstruction
Detailed Map Description
Download Numerical PDSI data
Click on grid points to obtain PDSI timeseries plot:
PDSI Reconstructions Home Page
Paleoclimatology Home Page
6 August 2004