lw_rad: Estimate Incoming longwave radiation.

Description Usage Arguments Value

View source: R/FAO56.R

Description

Estimate Incoming longwave radiation. Not included in FAO56 paper but added for convinience.

Usage

1
lw_rad(temp, ea = NULL, s = 1, method = "MAR")

Arguments

temp

Near surface air temperature [deg Celsius].

ea

Near surface actual vapour pressure [kPa].

s

Cloud air emissivity, the ratio between acutal incomming shortwave radiation and clear sky incoming shortwave radiation.

method

The method to estimate the air emissivity. Must be one of 'MAR', 'SWI', 'IJ', 'BRU', 'SAT', and 'KON'.

Value

Incomming longwave radiation [W /m2].


Sibada/sibadaR documentation built on Jan. 31, 2020, 6:40 p.m.