Tag Archives: SPEI

SPEIbase, among the most downloaded items of digital.CSIC in 2010

The SPEIbase was one of the most downloaded items of digital.CSIC in 2010 in various formats. The raw version of the data base was the second absolute item with 13021 downloads since March 2010, while the plain text version was third with 11626 downloads. The netCDF version ranked 13th with 4012 downloads. Digital.CSIC is the […]

SPEIbase: A Global 0.5° gridded SPEI dataset

We have just made public a global drought dataset based on the SPEI (Standardized Precipitation-Evapotranspiration Index), for the period 1901-2006. I’m not giving much information here, because all the details are described in the SPEI base web site.

The standardised precipitation-evapotranspiration index (SPEI)

This post is just to mention our recent papers devoted to describing a new drought index, the Standardised Precipitation-Evapotranspiration Index (SPEI). In the SPEI web site we discuss the motivation for a new index, describe the calculation process and give some examples. A software, SPEIcalc, has been created to automatically calculate the SPEI over a […]