1. General Model Information

Name: soil water, energy and transpiration model

Acronym: SWEAT

Main medium: terrestrial
Main subject: hydrology, soil science
Organization level: ecosystem
Type of model: ordinary differential equations
Main application:
Keywords: soil, evaporation, transpiration, heat flux, vapour flux, soil water transport


Toby Marthews
The Oxford University Centre for the Environment,
Environmental Change Institute,
University of Oxford,
South Parks Rd.,
Oxford OX1 3QY,
Phone: +44 1865 285182
Fax: +44 1865 275850
email: Toby.Marthews *a*t* ouce.ox.ac.uk
Homepage: http://marthews.tripod.com/


David Pearson, Toby Marthews


SWEAT (soil water, energy and transpiration flux model), simulates evaporation, transpiration, water, and temperature profiles for bare and covered soil using hydraulic characteristics and time-dependent weather data as input.

II. Technical Information

II.1 Executables:

Operating System(s): WINDOWS (≤ V.4), platform indepent (V 5.1, 5.2)
The S.W.E.A.T. Model Homepage

II.2 Source-code:

Programming Language(s): Turbo PASCAL (≤ V. 4), R (V. 5.1, 5.2)
The S.W.E.A.T. Model Homepage

II.3 Manuals:

The S.W.E.A.T. Model Homepage

II.4 Data:

III. Mathematical Information

III.1 Mathematics

III.2 Quantities

III.2.1 Input

III.2.2 Output

IV. References

Daamen CC (1997). Two source model of surface fluxes for millet fields in Niger.
Agricultural and Forest Meteorology 83:205-230.

Daamen C & Simmonds L (1994). SWEAT - A numerical model of water and energy fluxes in soil profiles and sparse canopies.
Manual, University of Reading, UK. (available at: The S.W.E.A.T. Model Homepage)

Daamen CC & Simmonds LP (1996). Measurement of evaporation from bare soil and its estimation using surface resistance.
Water Resources Research 32:1393-1402.

Burke EJ, Shuttleworth WJ & Harlow RC (2003). Using MICRO-SWEAT to Model Microwave Brightness Temperatures Measured during SGP97.
Journal of Hydrometeorology 4:460-472. (see: Full text)

V. Further information in the World-Wide-Web

VI. Additional remarks

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Status of the document:
last modified by Joachim Benz Tue Sep 15 11:46:38 CEST 2009

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