index_SDI: Calculate SDI Soil Dryness Index

Description Usage Arguments Details Value Author(s) References

View source: R/fire_index_functions.r

Description

Calculate Mount's Soil Dryness Index

Usage

1
index_SDI(Rain, Temperature)

Arguments

Rain

Vector of daily precipitation in mm.

Temperature

Vector of daily maximum temperature in Celcius.

Details

This function calculates the daily SDI (in mm) from rainfall and temperature. Evapotranspiration calculation is currently based on a lookup table for Hobart, Tasmania, based on Mount's original report.

Value

A vector of Soil Dryness Index values.

Author(s)

Grant Williamson

References

Mount, A. B. 1972. The derivation and testing of a soil dryness index using run-off data. Bulletin No. 4, Tasmanian Forestry Commission.


ozjimbob/ecbtools documentation built on Jan. 18, 2021, 7:39 p.m.