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NCAR Climate Data Guide Content with Tag: Keyantash, John

6-month SPI through January, 2014 capturing drought in California and heavy rains in the Front range of Colorado. Retrieved on 31 January 2014 at http://www.hprcc.unl.edu/maps/current/index.php?action=update_daterange&daterange=6m
Standardized Precipitation Index (SPI)
Years of Record: 1949/01 to 2012/12
The Standardized Precipitation Index (SPI) is a widely used index to characterize meteorological drought on a range of timescales. On short timescales, the SPI is closely related to soil moisture, while at longer timescales, the SPI can be related to groundwater and reservoir storage. The SPI can...
Main variables and Earth System components:
Timestep: Monthly
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