Package: SPEI 1.8.1

SPEI: Calculation of the Standardized Precipitation-Evapotranspiration Index

A set of functions for computing potential evapotranspiration and several widely used drought indices including the Standardized Precipitation-Evapotranspiration Index (SPEI).

Authors:Santiago Beguería [aut, cre], Sergio M. Vicente-Serrano [aut]

SPEI_1.8.1.tar.gz
SPEI_1.8.1.zip(r-4.5)SPEI_1.8.1.zip(r-4.4)SPEI_1.8.1.zip(r-4.3)
SPEI_1.8.1.tgz(r-4.5-any)SPEI_1.8.1.tgz(r-4.4-any)SPEI_1.8.1.tgz(r-4.3-any)
SPEI_1.8.1.tar.gz(r-4.5-noble)SPEI_1.8.1.tar.gz(r-4.4-noble)
SPEI_1.8.1.tgz(r-4.4-emscripten)SPEI_1.8.1.tgz(r-4.3-emscripten)
SPEI.pdf |SPEI.html✨
SPEI/json (API)
NEWS

# Install 'SPEI' in R:

install.packages('SPEI', repos = c('https://sbegueria.r-universe.dev', 'https://cloud.r-project.org'))

Bug tracker:https://github.com/sbegueria/spei/issues

Datasets:

balance - Data sets for illustrating the functions in the SPEI package.
cabinda - Data sets for illustrating the functions in the SPEI package.
cruts4 - Data sets for illustrating the functions in the SPEI package.
wichita - Data sets for illustrating the functions in the SPEI package.

On CRAN:

9.15 score 80 stars 20 packages 314 scripts 1.9k downloads 14 mentions 9 exports 48 dependencies

Last updated 2 years agofrom:5772c1754f. Checks:8 OK. Indexed: yes.

Target	Result	Latest binary
Doc / Vignettes	OK	Feb 02 2025
R-4.5-win	OK	Feb 02 2025
R-4.5-mac	OK	Feb 02 2025
R-4.5-linux	OK	Feb 02 2025
R-4.4-win	OK	Feb 02 2025
R-4.4-mac	OK	Feb 02 2025
R-4.3-win	OK	Feb 02 2025
R-4.3-mac	OK	Feb 02 2025

Exports:hargreaves kern kern.plot parglo.maxlik penman spei SPEINews spi thornthwaite

Dependencies:backports checkmate cli colorspace contfrac cpp11 deSolve elliptic fansi farver generics ggplot2 glue goftest gtable hypergeo isoband labeling lattice lifecycle lmom lmomco Lmoments lubridate magrittr MASS Matrix mgcv munsell nlme pillar pkgconfig plyr R6 RColorBrewer Rcpp RcppArmadillo reshape rlang scales tibble timechange TLMoments utf8 vctrs viridisLite withr zoo

Citation

Development and contributors

Readme and manuals

Help Manual

Help page	Topics
Data sets for illustrating the functions in the SPEI package.	balance cabinda cruts4 Datasets wichita
Calculation of the Standardized Precipitation-Evapotranspiration Index (SPEI) and the Standardized Precipitation Index (SPI).	Drought-indices spei spei, spi
Generalized Logistic maximum likelihood function	Generalized-Logistic parglo.maxlik
Generic methods for 'spei' objects.	Generic-methods-for-spei-objects plot.spei print.spei summary.spei
Time kernel for computing the SPEI at different time scales.	kern kern.plot Kernel-functions
Computation of potential and reference evapotranspiration.	hargreaves penman Potential-evapotranspiration thornthwaite
SPEI.	SPEI
SPEINews	SPEINews