| drought-package | Statistical Modeling and Assessment of Drought |
| ACCU | Obtain the accumulation of monthly hydro-climatic variables |
| BiEmp | Compute the bivariate empirical joint probability |
| drought | Statistical Modeling and Assessment of Drought |
| ESPPred | Drought prediction with ESP method |
| JDSI | Compute Joint Drought Severity Index with joint distribution |
| MSDI | Compute the Multivariate Standardized Drought Index (MSDI) |
| PropagationMCC | Compute drought propagation based on maximum correlation |
| RunDS | Compute drought duration and severity based on run theory |
| SDI | Compute the standardized drought index |
| UMFreq | Univariate and multivariate return period |
| UniEmp | Compute the univariate empirical joint probability (EMP) |