SAGA 9.4.2 | Tool Library Documentation

Soil Water Balance (Annual)


Description

This tool calculates the water balance for the selected position on a daily basis. Needed input is monthly data of mean, minimum, and maximum temperature as well as precipitation.


References


Parameters

 NameTypeIdentifierDescriptionConstraints
InputMean Temperaturegrid list, inputT--
Minimum Temperaturegrid list, inputTMIN--
Maximum Temperaturegrid list, inputTMAX--
Precipitationgrid list, inputP--
Soil Water Capacity of Profilegrid, input, optionalSWCTotal soil water capacity (mm H2O).-
OutputSnow Depthgrid collection, output, optionalSNOW--
Evapotranspirationgrid collection, output, optionalETP--
Soil Water (Upper Layer)grid collection, output, optionalSW_0--
Soil Water (Lower Layer)grid collection, output, optionalSW_1--
OptionsGrid Systemgrid systemPARAMETERS_GRID_SYSTEM--
Defaultfloating point numberSWC_DEFAULTdefault value if no grid has been selectedMinimum: 0.000000 Default: 220.000000
Top Soil Water Capacityfloating point numberSWC_SURFACE-Minimum: 0.000000 Default: 10.000000
Transpiration Resistancefloating point numberSW1_RESIST-Minimum: 0.010000 Default: 1.000000
Default Latitudefloating point numberLAT_DEF-Minimum: -90.000000 Maximum: 90.000000 Default: 0.000000

Command Line


Usage: saga_cmd climate_tools 20 [-T ] [-TMIN ] [-TMAX ] [-P ] [-SWC ] [-SWC_DEFAULT ] [-SWC_SURFACE ] [-SW1_RESIST ] [-LAT_DEF ] [-SNOW ] [-ETP ] [-SW_0 ] [-SW_1 ]
  -T:             	Mean Temperature
	grid list, input
  -TMIN:          	Minimum Temperature
	grid list, input
  -TMAX:          	Maximum Temperature
	grid list, input
  -P:             	Precipitation
	grid list, input
  -SWC:           	Soil Water Capacity of Profile
	grid, input, optional
  -SWC_DEFAULT:	Default
	floating point number
	Minimum: 0.000000
	Default: 220.000000
  -SWC_SURFACE:	Top Soil Water Capacity
	floating point number
	Minimum: 0.000000
	Default: 10.000000
  -SW1_RESIST: 	Transpiration Resistance
	floating point number
	Minimum: 0.010000
	Default: 1.000000
  -LAT_DEF:    	Default Latitude
	floating point number
	Minimum: -90.000000
	Maximum: 90.000000
	Default: 0.000000
  -SNOW:          	Snow Depth
	grid collection, output, optional
  -ETP:           	Evapotranspiration
	grid collection, output, optional
  -SW_0:          	Soil Water (Upper Layer)
	grid collection, output, optional
  -SW_1:          	Soil Water (Lower Layer)
	grid collection, output, optional