SAGA 9.4.2 | Tool Library Documentation

Top Soil Water Content


Description

The WEELS (Wind Erosion on European Light Soils) soil moisture model estimates the top soil water content on a daily basis using the Haude approach for evapotranspiration (cf. DVWK 1996). Input data is


References


Parameters

 NameTypeIdentifierDescriptionConstraints
InputField Capacitygrid, input, optionalSTA_FC[mm]-
Permanent Wilting Pointgrid, input, optionalSTA_PWP[mm]-
Land Usegrid, input, optionalLANDUSE--
OutputSoil Moisturegrid, outputDYN_W--
OptionsGrid Systemgrid systemPARAMETERS_GRID_SYSTEM--
Defaultfloating point numberSTA_FC_DEFAULTdefault value if no grid has been selectedMinimum: 0.000000 Maximum: 100.000000 Default: 20.000000
Defaultfloating point numberSTA_PWP_DEFAULTdefault value if no grid has been selectedMinimum: 0.000000 Maximum: 100.000000 Default: 2.000000
Defaultinteger numberLANDUSE_DEF-Default: -1
Climate Datastatic tableDYN_CLIMATE-3 Fields: - 1. [8 byte floating point number] Precipitation [mm] - 2. [8 byte floating point number] Temperature [2pm Deg.C] - 3. [8 byte floating point number] Air Humidity [2pm [%]
Crop Coefficientsstatic tableSTA_KC-14 Fields: - 1. [signed 4 byte integer] Land Use ID - 2. [string] Name - 3. [8 byte floating point number] January - 4. [8 byte floating point number] February - 5. [8 byte floating point number] March - 6. [8 byte floating point number] April - 7. [8 byte floating point number] May - 8. [8 byte floating point number] June - 9. [8 byte floating point number] July - 10. [8 byte floating point number] August - 11. [8 byte floating point number] September - 12. [8 byte floating point number] October - 13. [8 byte floating point number] November - 14. [8 byte floating point number] December

Command Line


Usage: saga_cmd sim_hydrology 0 [-STA_FC ] [-STA_FC_DEFAULT ] [-STA_PWP ] [-STA_PWP_DEFAULT ] [-LANDUSE ] [-LANDUSE_DEF ] [-DYN_W ] [-DYN_CLIMATE ] [-STA_KC ]
  -STA_FC:            	Field Capacity
	grid, input, optional
  -STA_FC_DEFAULT: 	Default
	floating point number
	Minimum: 0.000000
	Maximum: 100.000000
	Default: 20.000000
  -STA_PWP:           	Permanent Wilting Point
	grid, input, optional
  -STA_PWP_DEFAULT:	Default
	floating point number
	Minimum: 0.000000
	Maximum: 100.000000
	Default: 2.000000
  -LANDUSE:           	Land Use
	grid, input, optional
  -LANDUSE_DEF:       	Default
	integer number
	Default: -1
  -DYN_W:             	Soil Moisture
	grid, output
  -DYN_CLIMATE:       	Climate Data
	static table
	3 Fields:
	- 1. [8 byte floating point number] Precipitation [mm]
	- 2. [8 byte floating point number] Temperature [2pm Deg.C]
	- 3. [8 byte floating point number] Air Humidity [2pm [%]
	
  -STA_KC:            	Crop Coefficients
	static table
	14 Fields:
	- 1. [signed 4 byte integer] Land Use ID
	- 2. [string] Name
	- 3. [8 byte floating point number] January
	- 4. [8 byte floating point number] February
	- 5. [8 byte floating point number] March
	- 6. [8 byte floating point number] April
	- 7. [8 byte floating point number] May
	- 8. [8 byte floating point number] June
	- 9. [8 byte floating point number] July
	- 10. [8 byte floating point number] August
	- 11. [8 byte floating point number] September
	- 12. [8 byte floating point number] October
	- 13. [8 byte floating point number] November
	- 14. [8 byte floating point number] December